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DbProviderFactory — провайдер-незалежний код","/csharp/ado-net/provider-factory","01.csharp/09.ado-net/07.provider-factory",{"title":438,"path":439,"stem":440},"9.8. Асинхронний доступ до даних","/csharp/ado-net/async-data-access","01.csharp/09.ado-net/08.async-data-access",{"title":442,"path":443,"stem":444},"9.9. Від'єднаний режим: DataSet, DataTable, DataRow","/csharp/ado-net/disconnected-mode-dataset","01.csharp/09.ado-net/09.disconnected-mode-dataset",{"title":446,"path":447,"stem":448},"9.10. DataAdapter — міст між DataSet та базою даних","/csharp/ado-net/data-adapter","01.csharp/09.ado-net/10.data-adapter",{"title":450,"path":451,"stem":452},"9.11. Data Mapper та Repository: Архітектура доступу до даних","/csharp/ado-net/data-mapper-repository","01.csharp/09.ado-net/11.data-mapper-repository",{"title":454,"path":455,"stem":456},"9.12. Identity Map, Unit of Work та Specification Pattern","/csharp/ado-net/advanced-patterns","01.csharp/09.ado-net/12.advanced-patterns",{"title":458,"icon":255,"path":459,"stem":460,"children":461,"page":59},"Ef Core","/csharp/ef-core","01.csharp/10.ef-core",[462,466,470,474,478,482,486,490,494,498,502,506,510,514,518,522,526,532,538,542,546,550,554,558,562,566,570,574,578,582,586,590,594,598,602,606,610,614,618,622,626,630,634,638,642,646],{"title":463,"path":464,"stem":465},"Що таке ORM? Від SQL до об'єктів","/csharp/ef-core/what-is-orm","01.csharp/10.ef-core/01.what-is-orm",{"title":467,"path":468,"stem":469},"Перший проєкт — від нуля до CRUD","/csharp/ef-core/first-project","01.csharp/10.ef-core/02.first-project",{"title":471,"path":472,"stem":473},"DbContext — Серце EF Core","/csharp/ef-core/dbcontext-deep-dive","01.csharp/10.ef-core/03.dbcontext-deep-dive",{"title":475,"path":476,"stem":477},"Провайдери баз даних — Архітектура та Вибір СУБД","/csharp/ef-core/database-providers","01.csharp/10.ef-core/04.database-providers",{"title":479,"path":480,"stem":481},"Конвенції EF Core — Магія без конфігурації","/csharp/ef-core/conventions","01.csharp/10.ef-core/05.conventions",{"title":483,"path":484,"stem":485},"Fluent API та Data Annotations — Явна конфігурація моделі","/csharp/ef-core/fluent-api-vs-annotations","01.csharp/10.ef-core/06.fluent-api-vs-annotations",{"title":487,"path":488,"stem":489},"Зв'язки — One-to-One та One-to-Many","/csharp/ef-core/relationships-basics","01.csharp/10.ef-core/07.relationships-basics",{"title":491,"path":492,"stem":493},"Зв'язки Advanced — Many-to-Many та Складні Сценарії","/csharp/ef-core/relationships-advanced","01.csharp/10.ef-core/08.relationships-advanced",{"title":495,"path":496,"stem":497},"Властивості — Типи, Конвертери, Компаратори (Частина 1)","/csharp/ef-core/property-configuration-part1","01.csharp/10.ef-core/09.property-configuration-part1",{"title":499,"path":500,"stem":501},"Властивості — Value Comparers, Generators, Shadow Properties (Частина 2)","/csharp/ef-core/property-configuration-part2","01.csharp/10.ef-core/09.property-configuration-part2",{"title":503,"path":504,"stem":505},"Складні типи — Owned Types та Complex Types (Частина 1)","/csharp/ef-core/complex-types-owned-part1","01.csharp/10.ef-core/10.complex-types-owned-part1",{"title":507,"path":508,"stem":509},"Складні типи — Complex Types, Keyless Entities, Порівняння (Частина 2)","/csharp/ef-core/complex-types-owned-part2","01.csharp/10.ef-core/10.complex-types-owned-part2",{"title":511,"path":512,"stem":513},"JSON Columns — Складні дані у JSON (Частина 1)","/csharp/ef-core/json-columns-part1","01.csharp/10.ef-core/11.json-columns-part1",{"title":515,"path":516,"stem":517},"JSON Columns — Value Comparers, Індекси, Провайдери (Частина 2)","/csharp/ef-core/json-columns-part2","01.csharp/10.ef-core/11.json-columns-part2",{"title":519,"path":520,"stem":521},"Успадкування — Абстрактні класи та TPH (Частина 1)","/csharp/ef-core/inheritance-part1","01.csharp/10.ef-core/12.inheritance-part1",{"title":523,"path":524,"stem":525},"Успадкування — TPT, TPC та Порівняння Стратегій (Частина 2)","/csharp/ef-core/inheritance-part2","01.csharp/10.ef-core/12.inheritance-part2",{"title":527,"path":528,"stem":529,"children":530},"Індекси, Обмеження та Схема (Частина 1)","/csharp/ef-core/indexes-constraints-part1","01.csharp/10.ef-core/13.indexes-constraints-part1",[531],{"title":527,"path":528,"stem":529},{"title":533,"path":534,"stem":535,"children":536},"Індекси, Обмеження та Схема (Частина 2)","/csharp/ef-core/indexes-constraints-part2","01.csharp/10.ef-core/13.indexes-constraints-part2",[537],{"title":533,"path":534,"stem":535},{"title":539,"path":540,"stem":541},"Seed Data — Початкові Дані (Частина 1)","/csharp/ef-core/seeding-part1","01.csharp/10.ef-core/14.seeding-part1",{"title":543,"path":544,"stem":545},"Seed Data — SQL-скрипти, Bogus та Стратегії (Частина 2)","/csharp/ef-core/seeding-part2","01.csharp/10.ef-core/14.seeding-part2",{"title":547,"path":548,"stem":549},"Global Query Filters — Глобальні Фільтри (Частина 1)","/csharp/ef-core/global-query-filters-part1","01.csharp/10.ef-core/15.global-query-filters-part1",{"title":551,"path":552,"stem":553},"Global Query Filters — Підводні камені та Інтеграція (Частина 2)","/csharp/ef-core/global-query-filters-part2","01.csharp/10.ef-core/15.global-query-filters-part2",{"title":555,"path":556,"stem":557},"LINQ-запити в EF Core (Частина 1)","/csharp/ef-core/linq-queries-part1","01.csharp/10.ef-core/16.linq-queries-part1",{"title":559,"path":560,"stem":561},"LINQ-запити в EF Core (Частина 2)","/csharp/ef-core/linq-queries-part2","01.csharp/10.ef-core/16.linq-queries-part2",{"title":563,"path":564,"stem":565},"Завантаження Пов'язаних Даних (Частина 1)","/csharp/ef-core/loading-related-data-part1","01.csharp/10.ef-core/17.loading-related-data-part1",{"title":567,"path":568,"stem":569},"Завантаження Пов'язаних Даних (Частина 2)","/csharp/ef-core/loading-related-data-part2","01.csharp/10.ef-core/17.loading-related-data-part2",{"title":571,"path":572,"stem":573},"Raw SQL, Views та Stored Procedures (Частина 1)","/csharp/ef-core/raw-sql-part1","01.csharp/10.ef-core/18.raw-sql-part1",{"title":575,"path":576,"stem":577},"Raw SQL — Stored Procedures, DbFunction та Bulk Operations (Частина 2)","/csharp/ef-core/raw-sql-part2","01.csharp/10.ef-core/18.raw-sql-part2",{"title":579,"path":580,"stem":581},"Продвинуті Запити — Compiled Queries, Bulk та Оптимізація (Частина 1)","/csharp/ef-core/advanced-queries-part1","01.csharp/10.ef-core/19.advanced-queries-part1",{"title":583,"path":584,"stem":585},"Продвинуті Запити — Query Tags, Bulk та Interceptors (Частина 2)","/csharp/ef-core/advanced-queries-part2","01.csharp/10.ef-core/19.advanced-queries-part2",{"title":587,"path":588,"stem":589},"Change Tracker — Відстеження Змін (Частина 1)","/csharp/ef-core/change-tracking-part1","01.csharp/10.ef-core/20.change-tracking-part1",{"title":591,"path":592,"stem":593},"Change Tracker — Графи Об'єктів та Disconnected (Частина 2)","/csharp/ef-core/change-tracking-part2","01.csharp/10.ef-core/20.change-tracking-part2",{"title":595,"path":596,"stem":597},"Збереження Даних та Транзакції (Частина 1)","/csharp/ef-core/saving-data-part1","01.csharp/10.ef-core/21.saving-data-part1",{"title":599,"path":600,"stem":601},"Збереження Даних — Concurrency та Outbox (Частина 2)","/csharp/ef-core/saving-data-part2","01.csharp/10.ef-core/21.saving-data-part2",{"title":603,"path":604,"stem":605},"Конкурентність та Блокування (Частина 1)","/csharp/ef-core/concurrency-part1","01.csharp/10.ef-core/22.concurrency-part1",{"title":607,"path":608,"stem":609},"Конкурентність — Дедлоки та Queue Processing (Частина 2)","/csharp/ef-core/concurrency-part2","01.csharp/10.ef-core/22.concurrency-part2",{"title":611,"path":612,"stem":613},"Міграції в EF Core — Основи (Частина 1)","/csharp/ef-core/migrations-basics-part1","01.csharp/10.ef-core/23.migrations-basics-part1",{"title":615,"path":616,"stem":617},"Міграції в EF Core — Основи (Частина 2)","/csharp/ef-core/migrations-basics-part2","01.csharp/10.ef-core/23.migrations-basics-part2",{"title":619,"path":620,"stem":621},"Міграції — Просунуті Сценарії (Частина 1)","/csharp/ef-core/migrations-advanced-part1","01.csharp/10.ef-core/24.migrations-advanced-part1",{"title":623,"path":624,"stem":625},"Міграції — Просунуті Сценарії (Частина 2)","/csharp/ef-core/migrations-advanced-part2","01.csharp/10.ef-core/24.migrations-advanced-part2",{"title":627,"path":628,"stem":629},"Управління Схемою та Database-First (Частина 1)","/csharp/ef-core/schema-management-part1","01.csharp/10.ef-core/25.schema-management-part1",{"title":631,"path":632,"stem":633},"Управління Схемою та Database-First (Частина 2)","/csharp/ef-core/schema-management-part2","01.csharp/10.ef-core/25.schema-management-part2",{"title":635,"path":636,"stem":637},"Продуктивність EF Core — Основи (Частина 1)","/csharp/ef-core/performance-fundamentals-part1","01.csharp/10.ef-core/26.performance-fundamentals-part1",{"title":639,"path":640,"stem":641},"Interceptors в EF Core (Частина 1)","/csharp/ef-core/interceptors-part1","01.csharp/10.ef-core/29.interceptors-part1",{"title":643,"path":644,"stem":645},"Interceptors в EF Core — Connection, Transaction та Materialization (Частина 2)","/csharp/ef-core/interceptors-part2","01.csharp/10.ef-core/29.interceptors-part2",{"title":647,"path":648,"stem":649},"План вивчення Entity Framework Core — Повний курс","/csharp/ef-core/implementation_plan","01.csharp/10.ef-core/implementation_plan",{"title":651,"icon":652,"path":653,"stem":654,"children":655,"page":59},"ASP.NET","i-devicon-dotnetcore","/csharp/aspnet","01.csharp/11.aspnet",[656,730,791,869,927,941,967,1057,1111,1182,1212,1289],{"title":657,"icon":658,"path":659,"stem":660,"children":661,"page":59},"Minimal API","i-lucide-network","/csharp/aspnet/minimal-api","01.csharp/11.aspnet/01.minimal-api",[662,666,670,674,678,682,686,690,694,698,702,706,710,714,718,722,726],{"title":663,"path":664,"stem":665},"Вступ до ASP.NET та еволюція фреймворку","/csharp/aspnet/minimal-api/introduction","01.csharp/11.aspnet/01.minimal-api/01.introduction",{"title":667,"path":668,"stem":669},"Перший додаток на ASP.NET Core","/csharp/aspnet/minimal-api/first-application","01.csharp/11.aspnet/01.minimal-api/02.first-application",{"title":671,"path":672,"stem":673},"WebApplication, Builder та Dependency Injection","/csharp/aspnet/minimal-api/webapplication-builder","01.csharp/11.aspnet/01.minimal-api/03.webapplication-builder",{"title":675,"path":676,"stem":677},"Конвеєр запитів та Middleware","/csharp/aspnet/minimal-api/request-pipeline-middleware","01.csharp/11.aspnet/01.minimal-api/04.request-pipeline-middleware",{"title":679,"path":680,"stem":681},"Маршрутизація в ASP.NET Core: Основи","/csharp/aspnet/minimal-api/routing-basics","01.csharp/11.aspnet/01.minimal-api/05.routing-basics",{"title":683,"path":684,"stem":685},"Маршрутизація в ASP.NET Core: Розширені можливості","/csharp/aspnet/minimal-api/routing-advanced","01.csharp/11.aspnet/01.minimal-api/06.routing-advanced",{"title":687,"path":688,"stem":689},"Статичні файли в ASP.NET Core","/csharp/aspnet/minimal-api/static-files","01.csharp/11.aspnet/01.minimal-api/07.static-files",{"title":691,"path":692,"stem":693},"Статичні Активи: MapStaticAssets (ASP.NET Core 9.0)","/csharp/aspnet/minimal-api/static-assets","01.csharp/11.aspnet/01.minimal-api/08.static-assets",{"title":695,"path":696,"stem":697},"Конфігурація в ASP.NET Core: Основи","/csharp/aspnet/minimal-api/configuration-fundamentals","01.csharp/11.aspnet/01.minimal-api/09.configuration-fundamentals",{"title":699,"path":700,"stem":701},"Конфігурація: Паттерн Options","/csharp/aspnet/minimal-api/configuration-options","01.csharp/11.aspnet/01.minimal-api/10.configuration-options",{"title":703,"path":704,"stem":705},"Логування в ASP.NET Core: Основи","/csharp/aspnet/minimal-api/logging-basics","01.csharp/11.aspnet/01.minimal-api/11.logging-basics",{"title":707,"path":708,"stem":709},"Логування: Serilog та Middleware","/csharp/aspnet/minimal-api/logging-advanced","01.csharp/11.aspnet/01.minimal-api/12.logging-advanced",{"title":711,"path":712,"stem":713},"Управління станом: HttpContext.Items та Cookies","/csharp/aspnet/minimal-api/state-management","01.csharp/11.aspnet/01.minimal-api/13.state-management",{"title":715,"path":716,"stem":717},"Стан сесії: Sessions","/csharp/aspnet/minimal-api/session-state","01.csharp/11.aspnet/01.minimal-api/14.session-state",{"title":719,"path":720,"stem":721},"Структура проєкту: від хаосу до архітектури","/csharp/aspnet/minimal-api/project-structure","01.csharp/11.aspnet/01.minimal-api/15.project-structure",{"title":723,"path":724,"stem":725},"Scalar у Minimal API: повний проєкт і Fluent OpenAPI","/csharp/aspnet/minimal-api/scalar-openapi-fluent","01.csharp/11.aspnet/01.minimal-api/16.scalar-openapi-fluent",{"title":727,"path":728,"stem":729},"Swagger / Swashbuckle у Minimal API: окремий класичний шлях","/csharp/aspnet/minimal-api/swagger-swashbuckle","01.csharp/11.aspnet/01.minimal-api/17.swagger-swashbuckle",{"title":731,"icon":658,"path":732,"stem":733,"children":734,"page":59},"API","/csharp/aspnet/api","01.csharp/11.aspnet/02.api",[735,739,743,747,751,755,759,763,767,771,775,779,783,787],{"title":736,"path":737,"stem":738},"Що таке API. Клієнт-серверна архітектура","/csharp/aspnet/api/what-is-api","01.csharp/11.aspnet/02.api/01.what-is-api",{"title":740,"path":741,"stem":742},"Формати даних: JSON, XML, TOML та бінарні формати","/csharp/aspnet/api/data-formats","01.csharp/11.aspnet/02.api/02.data-formats",{"title":744,"path":745,"stem":746},"Парадигми API та концепція REST","/csharp/aspnet/api/api-paradigms-rest","01.csharp/11.aspnet/02.api/03.api-paradigms-rest",{"title":748,"path":749,"stem":750},"HTTP-методи, статус-коди та заголовки","/csharp/aspnet/api/http-methods-status-codes","01.csharp/11.aspnet/02.api/04.http-methods-status-codes",{"title":752,"path":753,"stem":754},"Організація HTTP API за принципами REST","/csharp/aspnet/api/rest-organizing","01.csharp/11.aspnet/02.api/05.rest-organizing",{"title":756,"path":757,"stem":758},"Номенклатура URL та CRUD-операції","/csharp/aspnet/api/url-nomenclature-crud","01.csharp/11.aspnet/02.api/06.url-nomenclature-crud",{"title":760,"path":761,"stem":762},"Правила дизайну: іменування та стандарти","/csharp/aspnet/api/api-design-naming","01.csharp/11.aspnet/02.api/07.api-design-naming",{"title":764,"path":765,"stem":766},"Валідація, ліміти та обробка помилок","/csharp/aspnet/api/api-design-validation","01.csharp/11.aspnet/02.api/08.api-design-validation",{"title":768,"path":769,"stem":770},"Обробка помилок у Minimal API","/csharp/aspnet/api/error-handling-http","01.csharp/11.aspnet/02.api/09.error-handling-http",{"title":772,"path":773,"stem":774},"Ідемпотентність та синхронізація стану","/csharp/aspnet/api/idempotency-sync","01.csharp/11.aspnet/02.api/10.idempotency-sync",{"title":776,"path":777,"stem":778},"Пагінація та організація списків","/csharp/aspnet/api/pagination-lists","01.csharp/11.aspnet/02.api/11.pagination-lists",{"title":780,"path":781,"stem":782},"Безпека API, кешування та інтернаціоналізація","/csharp/aspnet/api/security-auth","01.csharp/11.aspnet/02.api/12.security-auth",{"title":784,"path":785,"stem":786},"Процес проєктування API та документування","/csharp/aspnet/api/api-design-process","01.csharp/11.aspnet/02.api/13.api-design-process",{"title":788,"path":789,"stem":790},"OpenAPI: контракт, специфікація та документація API","/csharp/aspnet/api/openapi","01.csharp/11.aspnet/02.api/14.openapi",{"title":792,"icon":793,"path":794,"stem":795,"children":796,"page":59},"Auth","i-lucide-shield-check","/csharp/aspnet/auth","01.csharp/11.aspnet/03.auth",[797,801,805,809,813,817,821,825,829,833,837,841,845,849,853,857,861,865],{"title":798,"path":799,"stem":800},"Основи аутентифікації та авторизації","/csharp/aspnet/auth/auth-fundamentals","01.csharp/11.aspnet/03.auth/01.auth-fundamentals",{"title":802,"path":803,"stem":804},"JWT-аутентифікація","/csharp/aspnet/auth/jwt-authentication","01.csharp/11.aspnet/03.auth/02.jwt-authentication",{"title":806,"path":807,"stem":808},"Авторизація: ролі, політики та resource-based доступ","/csharp/aspnet/auth/authorization-policies","01.csharp/11.aspnet/03.auth/03.authorization-policies",{"title":810,"path":811,"stem":812},"Cookie-аутентифікація та ASP.NET Core Identity","/csharp/aspnet/auth/cookie-auth-identity","01.csharp/11.aspnet/03.auth/04.cookie-auth-identity",{"title":814,"path":815,"stem":816},"JWT + Refresh Tokens (HttpOnly Cookie)","/csharp/aspnet/auth/04b.identity-auth-jwt","01.csharp/11.aspnet/03.auth/04b.identity-auth-jwt",{"title":818,"path":819,"stem":820},"Identity: Підтвердження Email та Скидання Пароля","/csharp/aspnet/auth/identity-email-confirmation","01.csharp/11.aspnet/03.auth/05.identity-email-confirmation",{"title":822,"path":823,"stem":824},"Identity: Двофакторна Аутентифікація (2FA)","/csharp/aspnet/auth/identity-two-factor","01.csharp/11.aspnet/03.auth/06.identity-two-factor",{"title":826,"path":827,"stem":828},"Identity: Внутрішня Архітектура та Кастомізація","/csharp/aspnet/auth/identity-internals","01.csharp/11.aspnet/03.auth/07.identity-internals",{"title":830,"path":831,"stem":832},"OAuth 2.0 та зовнішні провайдери","/csharp/aspnet/auth/oauth-external-providers","01.csharp/11.aspnet/03.auth/08.oauth-external-providers",{"title":834,"path":835,"stem":836},"Безпека на практиці: CORS, HTTPS та захист від атак","/csharp/aspnet/auth/security-hardening","01.csharp/11.aspnet/03.auth/09.security-hardening",{"title":838,"path":839,"stem":840},"Теорія OAuth 2.0: Поняття, Аналогії та Флоу","/csharp/aspnet/auth/oauth-theory","01.csharp/11.aspnet/03.auth/10.oauth-theory",{"title":842,"path":843,"stem":844},"OIDC, OAuth 2.0 та Keycloak в ASP.NET Core","/csharp/aspnet/auth/oidc-keycloak","01.csharp/11.aspnet/03.auth/10.oidc-keycloak",{"title":846,"path":847,"stem":848},"API Keys аутентифікація в ASP.NET Core","/csharp/aspnet/auth/api-keys","01.csharp/11.aspnet/03.auth/11.api-keys",{"title":850,"path":851,"stem":852},"Rate Limiting та Throttling в ASP.NET Core","/csharp/aspnet/auth/rate-limiting","01.csharp/11.aspnet/03.auth/12.rate-limiting",{"title":854,"path":855,"stem":856},"Refresh Token Rotation в ASP.NET Core","/csharp/aspnet/auth/refresh-token-rotation","01.csharp/11.aspnet/03.auth/13.refresh-token-rotation",{"title":858,"path":859,"stem":860},"Certificate Authentication та mTLS в ASP.NET Core","/csharp/aspnet/auth/certificate-auth","01.csharp/11.aspnet/03.auth/14.certificate-auth",{"title":862,"path":863,"stem":864},"RBAC, ABAC та ReBAC в ASP.NET Core","/csharp/aspnet/auth/rbac-abac-rebac","01.csharp/11.aspnet/03.auth/15.rbac-abac-rebac",{"title":866,"path":867,"stem":868},"Multi-tenancy та ізоляція даних в ASP.NET Core","/csharp/aspnet/auth/multi-tenancy","01.csharp/11.aspnet/03.auth/16.multi-tenancy",{"title":870,"icon":871,"path":872,"stem":873,"children":874,"page":59},"Нотифікації","i-lucide-bell","/csharp/aspnet/notifications","01.csharp/11.aspnet/04.notifications",[875,879,883,887,891,895,899,903,907,911,915,919,923],{"title":876,"path":877,"stem":878},"In-App нотифікації через базу даних","/csharp/aspnet/notifications/in-app-database-notifications","01.csharp/11.aspnet/04.notifications/01.in-app-database-notifications",{"title":880,"path":881,"stem":882},"Polling: Регулярний запит оновлень","/csharp/aspnet/notifications/polling","01.csharp/11.aspnet/04.notifications/02.polling",{"title":884,"path":885,"stem":886},"Server-Sent Events: Однострімовий push від сервера","/csharp/aspnet/notifications/server-sent-events","01.csharp/11.aspnet/04.notifications/03.server-sent-events",{"title":888,"path":889,"stem":890},"WebSockets: Двостороннє з'єднання в реальному часі","/csharp/aspnet/notifications/websockets","01.csharp/11.aspnet/04.notifications/04.websockets",{"title":892,"path":893,"stem":894},"SignalR: Абстракція над транспортами реального часу","/csharp/aspnet/notifications/signalr","01.csharp/11.aspnet/04.notifications/05.signalr",{"title":896,"path":897,"stem":898},"Background Services: Фонові задачі в ASP.NET Core","/csharp/aspnet/notifications/background-services","01.csharp/11.aspnet/04.notifications/06.background-services",{"title":900,"path":901,"stem":902},"Web Push нотифікації","/csharp/aspnet/notifications/web-push","01.csharp/11.aspnet/04.notifications/07.web-push",{"title":904,"path":905,"stem":906},"Email нотифікації","/csharp/aspnet/notifications/email-notifications","01.csharp/11.aspnet/04.notifications/08.email-notifications",{"title":908,"path":909,"stem":910},"Порівняння підходів: Як вибрати правильну технологію нотифікацій","/csharp/aspnet/notifications/choosing-the-right-approach","01.csharp/11.aspnet/04.notifications/09.choosing-the-right-approach",{"title":912,"path":913,"stem":914},"Hangfire: Надійне планування фонових задач","/csharp/aspnet/notifications/hangfire","01.csharp/11.aspnet/04.notifications/10.hangfire",{"title":916,"path":917,"stem":918},"Практика: Конвертація зображень у WebP через Hangfire","/csharp/aspnet/notifications/hangfire-image-webp","01.csharp/11.aspnet/04.notifications/11.hangfire-image-webp",{"title":920,"path":921,"stem":922},"Практика: Підготовка відео до HLS-стрімінгу через Hangfire","/csharp/aspnet/notifications/hangfire-video-hls","01.csharp/11.aspnet/04.notifications/12.hangfire-video-hls",{"title":924,"path":925,"stem":926},"Telegram-нотифікації: від одного повідомлення до масових розсилок і мульти-канального підходу","/csharp/aspnet/notifications/telegram-notifications","01.csharp/11.aspnet/04.notifications/13.telegram-notifications",{"title":928,"icon":929,"path":930,"stem":931,"children":932,"page":59},"Інтернаціоналізація","i-lucide-languages","/csharp/aspnet/i18n","01.csharp/11.aspnet/05.i18n",[933,937],{"title":934,"path":935,"stem":936},"Інтернаціоналізація (i18n) у Minimal API: від A до Я","/csharp/aspnet/i18n/internationalization","01.csharp/11.aspnet/05.i18n/01.internationalization",{"title":938,"path":939,"stem":940},"Humanizer: людиномовні рядки у .NET","/csharp/aspnet/i18n/humanizer","01.csharp/11.aspnet/05.i18n/02.humanizer",{"title":942,"icon":943,"path":944,"stem":945,"children":946,"page":59},"Кешування","i-lucide-layers","/csharp/aspnet/caching","01.csharp/11.aspnet/06.caching",[947,951,955,959,963],{"title":948,"path":949,"stem":950},"Огляд кешування: чотири рівні і коли що обирати","/csharp/aspnet/caching/caching","01.csharp/11.aspnet/06.caching/01.caching",{"title":952,"path":953,"stem":954},"IMemoryCache: кеш в оперативній пам'яті","/csharp/aspnet/caching/memory-cache","01.csharp/11.aspnet/06.caching/02.memory-cache",{"title":956,"path":957,"stem":958},"IDistributedCache і Redis: розподілений кеш","/csharp/aspnet/caching/distributed-cache","01.csharp/11.aspnet/06.caching/03.distributed-cache",{"title":960,"path":961,"stem":962},"Response Cache: HTTP-кешування через Cache-Control","/csharp/aspnet/caching/response-cache","01.csharp/11.aspnet/06.caching/04.response-cache",{"title":964,"path":965,"stem":966},"Output Cache: серверний кеш HTTP-відповідей (.NET 7+)","/csharp/aspnet/caching/output-cache","01.csharp/11.aspnet/06.caching/05.output-cache",{"title":968,"icon":969,"path":970,"stem":971,"children":972,"page":59},"Тестування","i-lucide-test-tube","/csharp/aspnet/testing","01.csharp/11.aspnet/07.testing",[973,977,981,985,989,993,997,1001,1005,1009,1013,1017,1021,1025,1029,1033,1037,1041,1045,1049,1053],{"title":974,"path":975,"stem":976},"Що таке тестування? Від інтуїції до науки","/csharp/aspnet/testing/what-is-testing","01.csharp/11.aspnet/07.testing/01.what-is-testing",{"title":978,"path":979,"stem":980},"Піраміда тестування — Стратегія, а не Догма","/csharp/aspnet/testing/testing-pyramid","01.csharp/11.aspnet/07.testing/02.testing-pyramid",{"title":982,"path":983,"stem":984},"Дві Школи Тестування — Лондон проти Детройту","/csharp/aspnet/testing/testing-schools","01.csharp/11.aspnet/07.testing/03.testing-schools",{"title":986,"path":987,"stem":988},"TDD та BDD — Тести як Дизайн-інструмент","/csharp/aspnet/testing/tdd-and-bdd","01.csharp/11.aspnet/07.testing/04.tdd-and-bdd",{"title":990,"path":991,"stem":992},"Що саме тестувати — Техніки аналізу та Циклomatична складність","/csharp/aspnet/testing/what-to-test","01.csharp/11.aspnet/07.testing/05.what-to-test",{"title":994,"path":995,"stem":996},"Тестові Фреймворки — Навіщо вони і що всередині","/csharp/aspnet/testing/test-frameworks","01.csharp/11.aspnet/07.testing/06.test-frameworks",{"title":998,"path":999,"stem":1000},"xUnit — Факти, Теорії та Lifecycle тестів","/csharp/aspnet/testing/xunit-basics","01.csharp/11.aspnet/07.testing/07.xunit-basics",{"title":1002,"path":1003,"stem":1004},"xUnit Advanced — Fixtures, Кастомізація та Розширення","/csharp/aspnet/testing/xunit-advanced","01.csharp/11.aspnet/07.testing/08.xunit-advanced",{"title":1006,"path":1007,"stem":1008},"Moq — Глибоке занурення в мокування","/csharp/aspnet/testing/mocking-with-moq","01.csharp/11.aspnet/07.testing/09.mocking-with-moq",{"title":1010,"path":1011,"stem":1012},"Тестування Баз Даних — EF Core, SQLite та Testcontainers","/csharp/aspnet/testing/database-testing","01.csharp/11.aspnet/07.testing/10.database-testing",{"title":1014,"path":1015,"stem":1016},"Integration Testing — Частина 1 [Теорія та WebApplicationFactory]","/csharp/aspnet/testing/integration-testing","01.csharp/11.aspnet/07.testing/11.integration-testing",{"title":1018,"path":1019,"stem":1020},"Інтеграційне тестування — Практика","/csharp/aspnet/testing/11a.integration-testing-practice","01.csharp/11.aspnet/07.testing/11a.integration-testing-practice",{"title":1022,"path":1023,"stem":1024},"Integration Testing — Частина 2 [Просунуті Сценарії та Testcontainers]","/csharp/aspnet/testing/integration-testing-advanced","01.csharp/11.aspnet/07.testing/12.integration-testing-advanced",{"title":1026,"path":1027,"stem":1028},"Професійний Postman: Колекції, Змінні та GitHub Інтеграція","/csharp/aspnet/testing/postman-professional","01.csharp/11.aspnet/07.testing/13.postman-professional",{"title":1030,"path":1031,"stem":1032},"HttpClient у Тестах Частина 1: Архітектура та MockHttpMessageHandler","/csharp/aspnet/testing/httpclient-testing","01.csharp/11.aspnet/07.testing/14.httpclient-testing",{"title":1034,"path":1035,"stem":1036},"HttpClient у Тестах Частина 2: WireMock.Net та Resilience","/csharp/aspnet/testing/wiremock-net","01.csharp/11.aspnet/07.testing/15.wiremock-net",{"title":1038,"path":1039,"stem":1040},"Патерни та Анти-патерни Тестування: Test Smells","/csharp/aspnet/testing/testing-patterns","01.csharp/11.aspnet/07.testing/16.testing-patterns",{"title":1042,"path":1043,"stem":1044},"Просунуті інструменти: Time, Snapshots та Властивості","/csharp/aspnet/testing/advanced-testing-tools","01.csharp/11.aspnet/07.testing/17.advanced-testing-tools",{"title":1046,"path":1047,"stem":1048},"Тестування Архітектури з NetArchTest","/csharp/aspnet/testing/architecture-testing","01.csharp/11.aspnet/07.testing/18.architecture-testing",{"title":1050,"path":1051,"stem":1052},"Тестування Продуктивності: BenchmarkDotNet, NBomber та k6","/csharp/aspnet/testing/performance-testing","01.csharp/11.aspnet/07.testing/19.performance-testing",{"title":1054,"path":1055,"stem":1056},"Залишок плану для курсу \"Тестування ASP.NET Minimal API\"","/csharp/aspnet/testing/remaining_plan","01.csharp/11.aspnet/07.testing/remaining_plan",{"title":1058,"icon":1059,"path":1060,"stem":1061,"children":1062,"page":59},"Платежі","i-lucide-credit-card","/csharp/aspnet/payments","01.csharp/11.aspnet/08.payments",[1063,1067,1071,1075,1079,1083,1087,1091,1095,1099,1103,1107],{"title":1064,"path":1065,"stem":1066},"Основи платіжної інфраструктури","/csharp/aspnet/payments/payment-fundamentals","01.csharp/11.aspnet/08.payments/01.payment-fundamentals",{"title":1068,"path":1069,"stem":1070},"Методи оплати в Україні","/csharp/aspnet/payments/payment-methods-ukraine","01.csharp/11.aspnet/08.payments/02.payment-methods-ukraine",{"title":1072,"path":1073,"stem":1074},"PCI DSS та безпека платежів","/csharp/aspnet/payments/pci-dss-security","01.csharp/11.aspnet/08.payments/03.pci-dss-security",{"title":1076,"path":1077,"stem":1078},"Архітектура платіжної підсистеми","/csharp/aspnet/payments/payment-architecture","01.csharp/11.aspnet/08.payments/04.payment-architecture",{"title":1080,"path":1081,"stem":1082},"Інтеграція LiqPay (ПриватБанк)","/csharp/aspnet/payments/liqpay-integration","01.csharp/11.aspnet/08.payments/05.liqpay-integration",{"title":1084,"path":1085,"stem":1086},"Інтеграція Monobank Acquiring API","/csharp/aspnet/payments/monobank-acquiring","01.csharp/11.aspnet/08.payments/06.monobank-acquiring",{"title":1088,"path":1089,"stem":1090},"Інтеграція Stripe","/csharp/aspnet/payments/stripe-integration","01.csharp/11.aspnet/08.payments/07.stripe-integration",{"title":1092,"path":1093,"stem":1094},"Webhooks — глибоке занурення","/csharp/aspnet/payments/webhooks-deep-dive","01.csharp/11.aspnet/08.payments/08.webhooks-deep-dive",{"title":1096,"path":1097,"stem":1098},"Підписки та рекурентні платежі","/csharp/aspnet/payments/subscriptions-recurring","01.csharp/11.aspnet/08.payments/09.subscriptions-recurring",{"title":1100,"path":1101,"stem":1102},"Повернення коштів та диспути","/csharp/aspnet/payments/refunds-disputes","01.csharp/11.aspnet/08.payments/10.refunds-disputes",{"title":1104,"path":1105,"stem":1106},"Тестування платіжних інтеграцій","/csharp/aspnet/payments/testing-payments","01.csharp/11.aspnet/08.payments/11.testing-payments",{"title":1108,"path":1109,"stem":1110},"Чекліст виходу в Production","/csharp/aspnet/payments/production-checklist","01.csharp/11.aspnet/08.payments/12.production-checklist",{"title":1112,"icon":1113,"items":1114,"path":1127,"stem":1128,"children":1129,"page":59},"Популярні бібліотеки","lucide:box",[1115,1116,1117,1118,1119,1120,1121,1122,1123,1124,1125,1126],"01.fluent-validation","02.mapster","03.erroror-result-pattern","04.serilog","05.mediatr","06.polly","07.health-checks","08.feature-management","09.fluent-email","10.quest-pdf","11.bogus","12.humanizer-guard","/csharp/aspnet/libraries","01.csharp/11.aspnet/09.libraries",[1130,1134,1138,1142,1146,1150,1154,1158,1162,1166,1170,1174,1178],{"title":1131,"path":1132,"stem":1133},"Валідація з FluentValidation в ASP.NET Core","/csharp/aspnet/libraries/fluent-validation","01.csharp/11.aspnet/09.libraries/01.fluent-validation",{"title":1135,"path":1136,"stem":1137},"Маппінг об","/csharp/aspnet/libraries/mapster","01.csharp/11.aspnet/09.libraries/02.mapster",{"title":1139,"path":1140,"stem":1141},"Обробка помилок з ErrorOr та Result Pattern в ASP.NET Core","/csharp/aspnet/libraries/erroror-result-pattern","01.csharp/11.aspnet/09.libraries/03.erroror-result-pattern",{"title":1143,"path":1144,"stem":1145},"Структуроване логування з Serilog в ASP.NET Core","/csharp/aspnet/libraries/serilog","01.csharp/11.aspnet/09.libraries/04.serilog",{"title":1147,"path":1148,"stem":1149},"CQRS та Mediator з MediatR в ASP.NET Core","/csharp/aspnet/libraries/mediatr","01.csharp/11.aspnet/09.libraries/05.mediatr",{"title":1151,"path":1152,"stem":1153},"Відмовостійкість з Polly в ASP.NET Core","/csharp/aspnet/libraries/polly","01.csharp/11.aspnet/09.libraries/06.polly",{"title":1155,"path":1156,"stem":1157},"Health Checks в ASP.NET Core","/csharp/aspnet/libraries/health-checks","01.csharp/11.aspnet/09.libraries/07.health-checks",{"title":1159,"path":1160,"stem":1161},"Feature Management та Feature Flags в ASP.NET Core","/csharp/aspnet/libraries/feature-management","01.csharp/11.aspnet/09.libraries/08.feature-management",{"title":1163,"path":1164,"stem":1165},"Відправка Email з FluentEmail в ASP.NET Core","/csharp/aspnet/libraries/fluent-email","01.csharp/11.aspnet/09.libraries/09.fluent-email",{"title":1167,"path":1168,"stem":1169},"Генерація PDF з QuestPDF в ASP.NET Core","/csharp/aspnet/libraries/quest-pdf","01.csharp/11.aspnet/09.libraries/10.quest-pdf",{"title":1171,"path":1172,"stem":1173},"Генерація тестових даних з Bogus в ASP.NET Core","/csharp/aspnet/libraries/bogus","01.csharp/11.aspnet/09.libraries/11.bogus",{"title":1175,"path":1176,"stem":1177},"Humanizer та Guard Clauses в ASP.NET Core","/csharp/aspnet/libraries/humanizer-guard","01.csharp/11.aspnet/09.libraries/12.humanizer-guard",{"title":1179,"path":1180,"stem":1181},"План модуля 10.libraries — Популярні бібліотеки ASP.NET","/csharp/aspnet/libraries/plan","01.csharp/11.aspnet/09.libraries/plan",{"title":1183,"icon":1184,"path":1185,"stem":1186,"children":1187,"page":59},"Razor Pages","i-lucide-layout-template","/csharp/aspnet/razor-pages","01.csharp/11.aspnet/10.razor-pages",[1188,1192,1196,1200,1204,1208],{"title":1189,"path":1190,"stem":1191},"Від Minimal API до Razor Pages: концептуальний перехід","/csharp/aspnet/razor-pages/from-minimal-api","01.csharp/11.aspnet/10.razor-pages/01.from-minimal-api",{"title":1193,"path":1194,"stem":1195},"PageModel: логіка сторінки Razor Pages","/csharp/aspnet/razor-pages/page-model","01.csharp/11.aspnet/10.razor-pages/02.page-model",{"title":1197,"path":1198,"stem":1199},"Razor синтаксис: шаблонізатор у .cshtml","/csharp/aspnet/razor-pages/razor-syntax","01.csharp/11.aspnet/10.razor-pages/03.razor-syntax",{"title":1201,"path":1202,"stem":1203},"Tag Helpers: типізований HTML","/csharp/aspnet/razor-pages/tag-helpers","01.csharp/11.aspnet/10.razor-pages/04.tag-helpers",{"title":1205,"path":1206,"stem":1207},"Форми і валідація: повний цикл обробки даних","/csharp/aspnet/razor-pages/forms-validation","01.csharp/11.aspnet/10.razor-pages/05.forms-validation",{"title":1209,"path":1210,"stem":1211},"Практичний проєкт: TaskManager на Razor Pages","/csharp/aspnet/razor-pages/project-task-manager","01.csharp/11.aspnet/10.razor-pages/06.project-task-manager",{"title":1213,"path":1214,"stem":1215,"children":1216,"page":59},"ASP.NET Core MVC","/csharp/aspnet/mvc","01.csharp/11.aspnet/11.mvc",[1217,1221,1225,1229,1233,1237,1241,1245,1249,1253,1257,1261,1265,1269,1273,1277,1281,1285],{"title":1218,"path":1219,"stem":1220},"Патерн MVC: архітектура, що змінила веб","/csharp/aspnet/mvc/mvc-pattern","01.csharp/11.aspnet/11.mvc/01.mvc-pattern",{"title":1222,"path":1223,"stem":1224},"Від Razor Pages до MVC: концептуальний перехід","/csharp/aspnet/mvc/from-razor-pages","01.csharp/11.aspnet/11.mvc/02.from-razor-pages",{"title":1226,"path":1227,"stem":1228},"Controllers та Actions: серце MVC","/csharp/aspnet/mvc/controllers-actions","01.csharp/11.aspnet/11.mvc/03.controllers-actions",{"title":1230,"path":1231,"stem":1232},"Маршрутизація в MVC: Convention vs Attribute Routing","/csharp/aspnet/mvc/routing-mvc","01.csharp/11.aspnet/11.mvc/04.routing-mvc",{"title":1234,"path":1235,"stem":1236},"Model Binding: від HTTP до C#","/csharp/aspnet/mvc/model-binding","01.csharp/11.aspnet/11.mvc/05.model-binding",{"title":1238,"path":1239,"stem":1240},"Views, ViewData, ViewBag, TempData і ViewModel","/csharp/aspnet/mvc/views-viewdata-tempdata","01.csharp/11.aspnet/11.mvc/06.views-viewdata-tempdata",{"title":1242,"path":1243,"stem":1244},"Filters: аспектно-орієнтоване програмування в MVC","/csharp/aspnet/mvc/filters","01.csharp/11.aspnet/11.mvc/07.filters",{"title":1246,"path":1247,"stem":1248},"Areas: структурування великих застосунків","/csharp/aspnet/mvc/areas","01.csharp/11.aspnet/11.mvc/08.areas",{"title":1250,"path":1251,"stem":1252},"View Components: повторювані незалежні блоки UI","/csharp/aspnet/mvc/view-components","01.csharp/11.aspnet/11.mvc/09.view-components",{"title":1254,"path":1255,"stem":1256},"Display та Editor Templates","/csharp/aspnet/mvc/display-editor-templates","01.csharp/11.aspnet/11.mvc/10.display-editor-templates",{"title":1258,"path":1259,"stem":1260},"Валідація: IValidatableObject та FluentValidation","/csharp/aspnet/mvc/validation-advanced","01.csharp/11.aspnet/11.mvc/11.validation-advanced",{"title":1262,"path":1263,"stem":1264},"HTMX: інтерактивність через HTML-атрибути","/csharp/aspnet/mvc/htmx","01.csharp/11.aspnet/11.mvc/12.htmx",{"title":1266,"path":1267,"stem":1268},"HTMX у ASP.NET Core MVC: серверна інтеграція","/csharp/aspnet/mvc/ajax-htmx-mvc","01.csharp/11.aspnet/11.mvc/13.ajax-htmx-mvc",{"title":1270,"path":1271,"stem":1272},"Практичний проєкт: Каталог товарів з HTMX","/csharp/aspnet/mvc/htmx-project","01.csharp/11.aspnet/11.mvc/14.htmx-project",{"title":1274,"path":1275,"stem":1276},"Завантаження та обробка файлів","/csharp/aspnet/mvc/file-upload","01.csharp/11.aspnet/11.mvc/15.file-upload",{"title":1278,"path":1279,"stem":1280},"Глобалізація та Локалізація MVC","/csharp/aspnet/mvc/globalization-localization","01.csharp/11.aspnet/11.mvc/16.globalization-localization",{"title":1282,"path":1283,"stem":1284},"Підсумковий проєкт: Блог-платформа","/csharp/aspnet/mvc/mvc-project","01.csharp/11.aspnet/11.mvc/17.mvc-project",{"title":1286,"path":1287,"stem":1288},"План курсу: ASP.NET Core MVC","/csharp/aspnet/mvc/plan","01.csharp/11.aspnet/11.mvc/plan",{"title":1290,"path":1291,"stem":1292,"children":1293,"page":59},"Web Api","/csharp/aspnet/web-api","01.csharp/11.aspnet/12.web-api",[1294,1298,1302,1306,1310,1314,1318,1322,1326,1330,1334,1338,1342],{"title":1295,"path":1296,"stem":1297},"Від Minimal API до Controller-based API","/csharp/aspnet/web-api/from-minimal-api-to-controllers","01.csharp/11.aspnet/12.web-api/01.from-minimal-api-to-controllers",{"title":1299,"path":1300,"stem":1301},"ControllerBase, ActionResult\u003CT> та Response Types","/csharp/aspnet/web-api/controller-base-actionresult","01.csharp/11.aspnet/12.web-api/02.controller-base-actionresult",{"title":1303,"path":1304,"stem":1305},"Content Negotiation - JSON, XML та власні форматери","/csharp/aspnet/web-api/content-negotiation","01.csharp/11.aspnet/12.web-api/03.content-negotiation",{"title":1307,"path":1308,"stem":1309},"Версіонування API","/csharp/aspnet/web-api/api-versioning","01.csharp/11.aspnet/12.web-api/04.api-versioning",{"title":1311,"path":1312,"stem":1313},"ProblemDetails та структурована обробка помилок","/csharp/aspnet/web-api/problemdetails-error-handling","01.csharp/11.aspnet/12.web-api/05.problemdetails-error-handling",{"title":1315,"path":1316,"stem":1317},"Фільтри у Web API контексті","/csharp/aspnet/web-api/filters-for-api","01.csharp/11.aspnet/12.web-api/06.filters-for-api",{"title":1319,"path":1320,"stem":1321},"Пагінація, фільтрація та сортування","/csharp/aspnet/web-api/pagination-filtering-sorting","01.csharp/11.aspnet/12.web-api/07.pagination-filtering-sorting",{"title":1323,"path":1324,"stem":1325},"HATEOAS та Resource Expansion","/csharp/aspnet/web-api/hateoas-resource-expansion","01.csharp/11.aspnet/12.web-api/08.hateoas-resource-expansion",{"title":1327,"path":1328,"stem":1329},"Гібридна архітектура - Minimal API + Controllers","/csharp/aspnet/web-api/minimal-api-vs-controllers-hybrid","01.csharp/11.aspnet/12.web-api/09.minimal-api-vs-controllers-hybrid",{"title":1331,"path":1332,"stem":1333},"Документація API - Swashbuckle, NSwag та генерація клієнтів","/csharp/aspnet/web-api/api-documentation-generation","01.csharp/11.aspnet/12.web-api/10.api-documentation-generation",{"title":1335,"path":1336,"stem":1337},"Health Checks та моніторинг API","/csharp/aspnet/web-api/health-checks-monitoring","01.csharp/11.aspnet/12.web-api/11.health-checks-monitoring",{"title":1339,"path":1340,"stem":1341},"Підсумковий проєкт - Production-Ready REST API","/csharp/aspnet/web-api/web-api-project","01.csharp/11.aspnet/12.web-api/12.web-api-project",{"title":1343,"path":1344,"stem":1345},"План курсу: ASP.NET Core Web API (Controllers)","/csharp/aspnet/web-api/plan","01.csharp/11.aspnet/12.web-api/plan",{"title":1347,"icon":1348,"path":1349,"stem":1350,"children":1351,"page":59},"Desktop UI","i-lucide-app-window","/csharp/desktop-ui","01.csharp/12.desktop-ui",[1352,1356,1360,1364,1368,1372,1376,1380,1384,1388,1392,1396,1400,1404,1408,1412,1416,1420,1424,1428,1432,1436,1440,1444,1448,1452,1456,1460,1464,1468,1472,1476,1480,1484,1488,1492,1496,1500,1504,1508,1512,1516,1520,1524,1528,1532,1536,1540,1544,1548,1552,1556,1560,1564,1568,1572,1576,1580,1584,1588,1592,1596,1600,1604,1608,1612,1616,1620,1624,1628,1632],{"title":1353,"path":1354,"stem":1355},"Що таке десктопна розробка?","/csharp/desktop-ui/what-is-desktop-dev","01.csharp/12.desktop-ui/01.what-is-desktop-dev",{"title":1357,"path":1358,"stem":1359},"Архітектура WPF — як влаштований графічний інтерфейс","/csharp/desktop-ui/wpf-architecture","01.csharp/12.desktop-ui/02.wpf-architecture",{"title":1361,"path":1362,"stem":1363},"Перший WPF-проєкт — від нуля до вікна","/csharp/desktop-ui/first-wpf-app","01.csharp/12.desktop-ui/03.first-wpf-app",{"title":1365,"path":1366,"stem":1367},"Перший Avalonia-проєкт: WPF для всіх платформ","/csharp/desktop-ui/03a.first-avalonia-app","01.csharp/12.desktop-ui/03a.first-avalonia-app",{"title":1369,"path":1370,"stem":1371},"XAML: декларативний інтерфейс","/csharp/desktop-ui/xaml-basics","01.csharp/12.desktop-ui/04.xaml-basics",{"title":1373,"path":1374,"stem":1375},"Fluent UI у WPF — сучасний дизайн Windows 11","/csharp/desktop-ui/04a.wpf-fluent-ui","01.csharp/12.desktop-ui/04a.wpf-fluent-ui",{"title":1377,"path":1378,"stem":1379},"WPF UI — сучасна бібліотека Fluent контролів","/csharp/desktop-ui/04b.wpf-ui-library","01.csharp/12.desktop-ui/04b.wpf-ui-library",{"title":1381,"path":1382,"stem":1383},"HandyControl — велика бібліотека UI контролів для WPF","/csharp/desktop-ui/04c.handycontrol-library","01.csharp/12.desktop-ui/04c.handycontrol-library",{"title":1385,"path":1386,"stem":1387},"Простори імен та ресурси XAML","/csharp/desktop-ui/xaml-namespaces-resources","01.csharp/12.desktop-ui/05.xaml-namespaces-resources",{"title":1389,"path":1390,"stem":1391},"XAML в Avalonia: ключові відмінності від WPF","/csharp/desktop-ui/05a.avalonia-xaml-differences","01.csharp/12.desktop-ui/05a.avalonia-xaml-differences",{"title":1393,"path":1394,"stem":1395},"Розширення розмітки XAML (Markup Extensions)","/csharp/desktop-ui/xaml-markup-extensions","01.csharp/12.desktop-ui/06.xaml-markup-extensions",{"title":1397,"path":1398,"stem":1399},"Панелі Layout: StackPanel, WrapPanel, DockPanel","/csharp/desktop-ui/layout-panels-part1","01.csharp/12.desktop-ui/07.layout-panels-part1",{"title":1401,"path":1402,"stem":1403},"Grid, Canvas, UniformGrid","/csharp/desktop-ui/layout-panels-part2","01.csharp/12.desktop-ui/07.layout-panels-part2",{"title":1405,"path":1406,"stem":1407},"Просунуті техніки Layout","/csharp/desktop-ui/layout-advanced","01.csharp/12.desktop-ui/08.layout-advanced",{"title":1409,"path":1410,"stem":1411},"Адаптивний Layout та найкращі практики","/csharp/desktop-ui/layout-responsive","01.csharp/12.desktop-ui/09.layout-responsive",{"title":1413,"path":1414,"stem":1415},"Layout в Avalonia: відмінності та нові можливості","/csharp/desktop-ui/09a.layout-avalonia","01.csharp/12.desktop-ui/09a.layout-avalonia",{"title":1417,"path":1418,"stem":1419},"Button, Image, ProgressBar та інші базові контроли","/csharp/desktop-ui/basic-controls","01.csharp/12.desktop-ui/10.basic-controls",{"title":1421,"path":1422,"stem":1423},"Контроли в Avalonia: відмінності від WPF","/csharp/desktop-ui/10a.controls-avalonia","01.csharp/12.desktop-ui/10a.controls-avalonia",{"title":1425,"path":1426,"stem":1427},"Текстові контроли — TextBlock, TextBox, RichTextBox","/csharp/desktop-ui/text-controls","01.csharp/12.desktop-ui/11.text-controls",{"title":1429,"path":1430,"stem":1431},"Контроли вибору — CheckBox, RadioButton, ComboBox, ListBox, DatePicker","/csharp/desktop-ui/selection-controls","01.csharp/12.desktop-ui/12.selection-controls",{"title":1433,"path":1434,"stem":1435},"Content Model — GroupBox, Expander, TabControl, StatusBar","/csharp/desktop-ui/content-controls","01.csharp/12.desktop-ui/13.content-controls",{"title":1437,"path":1438,"stem":1439},"UI/UX принципи десктопних застосунків","/csharp/desktop-ui/13a.ui-ux-principles","01.csharp/12.desktop-ui/13a.ui-ux-principles",{"title":1441,"path":1442,"stem":1443},"Dependency Properties — Концепція та Value Resolution","/csharp/desktop-ui/dependency-properties-part1","01.csharp/12.desktop-ui/14.dependency-properties-part1",{"title":1445,"path":1446,"stem":1447},"Avalonia Property System — StyledProperty та DirectProperty","/csharp/desktop-ui/14a.avalonia-property-system","01.csharp/12.desktop-ui/14a.avalonia-property-system",{"title":1449,"path":1450,"stem":1451},"Attached Properties — Властивості без меж","/csharp/desktop-ui/attached-properties","01.csharp/12.desktop-ui/15.attached-properties",{"title":1453,"path":1454,"stem":1455},"Routed Events — Маршрутизація подій у WPF","/csharp/desktop-ui/routed-events","01.csharp/12.desktop-ui/16.routed-events",{"title":1457,"path":1458,"stem":1459},"Data Binding — Від Code-Behind до Декларативності","/csharp/desktop-ui/data-binding-basics-part1","01.csharp/12.desktop-ui/17.data-binding-basics-part1",{"title":1461,"path":1462,"stem":1463},"INotifyPropertyChanged — Живе оновлення UI","/csharp/desktop-ui/data-binding-basics-part2","01.csharp/12.desktop-ui/17.data-binding-basics-part2",{"title":1465,"path":1466,"stem":1467},"Compiled Bindings в Avalonia — Безпека на етапі компіляції","/csharp/desktop-ui/17a.avalonia-compiled-bindings","01.csharp/12.desktop-ui/17a.avalonia-compiled-bindings",{"title":1469,"path":1470,"stem":1471},"Просунутий Data Binding — ElementName, RelativeSource, MultiBinding","/csharp/desktop-ui/data-binding-advanced","01.csharp/12.desktop-ui/18.data-binding-advanced",{"title":1473,"path":1474,"stem":1475},"Value Converters — Перетворення типів даних у Data Binding","/csharp/desktop-ui/value-converters","01.csharp/12.desktop-ui/19.value-converters",{"title":1477,"path":1478,"stem":1479},"Data Templates — Візуалізація об'єктів у WPF","/csharp/desktop-ui/data-templates","01.csharp/12.desktop-ui/20.data-templates",{"title":1481,"path":1482,"stem":1483},"Collections Binding Part 1 — ObservableCollection та ItemsControl","/csharp/desktop-ui/collections-binding-part1","01.csharp/12.desktop-ui/21.collections-binding-part1",{"title":1485,"path":1486,"stem":1487},"Collections Binding Part 2 — ICollectionView, Filtering, Sorting та Virtualization","/csharp/desktop-ui/collections-binding-part2","01.csharp/12.desktop-ui/21.collections-binding-part2",{"title":1489,"path":1490,"stem":1491},"MVVM Pattern — Від Spaghetti Code до архітектури","/csharp/desktop-ui/mvvm-pattern","01.csharp/12.desktop-ui/22.mvvm-pattern",{"title":1493,"path":1494,"stem":1495},"ViewModel Implementation — Від BaseViewModel до валідації","/csharp/desktop-ui/viewmodel-implementation","01.csharp/12.desktop-ui/23.viewmodel-implementation",{"title":1497,"path":1498,"stem":1499},"Commands — Від event handlers до декларативних команд","/csharp/desktop-ui/commands","01.csharp/12.desktop-ui/24.commands",{"title":1501,"path":1502,"stem":1503},"MVVM Toolkit — MVVM без boilerplate через Source Generators","/csharp/desktop-ui/mvvm-toolkit","01.csharp/12.desktop-ui/25.mvvm-toolkit",{"title":1505,"path":1506,"stem":1507},"Messenger Pattern — Комунікація між ViewModel без прямих посилань","/csharp/desktop-ui/messenger-pattern","01.csharp/12.desktop-ui/26.messenger-pattern",{"title":1509,"path":1510,"stem":1511},"Стилі WPF — CSS для десктопу","/csharp/desktop-ui/styles-basics","01.csharp/12.desktop-ui/27.styles-basics",{"title":1513,"path":1514,"stem":1515},"CSS-like стилі Avalonia","/csharp/desktop-ui/27a.avalonia-css-styling","01.csharp/12.desktop-ui/27a.avalonia-css-styling",{"title":1517,"path":1518,"stem":1519},"Control Templates — Частина 1. Концепція та TemplateBinding","/csharp/desktop-ui/control-templates-part1","01.csharp/12.desktop-ui/28.control-templates-part1",{"title":1521,"path":1522,"stem":1523},"Control Templates — Частина 2. Named Parts та ContentPresenter","/csharp/desktop-ui/control-templates-part2","01.csharp/12.desktop-ui/28.control-templates-part2",{"title":1525,"path":1526,"stem":1527},"Control Themes в Avalonia — нова ера стилізації","/csharp/desktop-ui/28a.avalonia-control-themes","01.csharp/12.desktop-ui/28a.avalonia-control-themes",{"title":1529,"path":1530,"stem":1531},"Triggers та Visual State Manager у WPF","/csharp/desktop-ui/triggers-visual-states","01.csharp/12.desktop-ui/29.triggers-visual-states",{"title":1533,"path":1534,"stem":1535},"Pseudo-classes в Avalonia — замість WPF Triggers","/csharp/desktop-ui/29a.avalonia-pseudo-classes","01.csharp/12.desktop-ui/29a.avalonia-pseudo-classes",{"title":1537,"path":1538,"stem":1539},"Теми та ресурсні словники у WPF","/csharp/desktop-ui/resources-themes","01.csharp/12.desktop-ui/30.resources-themes",{"title":1541,"path":1542,"stem":1543},"Avalonia Themes — Fluent Design та система тематизації","/csharp/desktop-ui/30a.avalonia-themes-fluent","01.csharp/12.desktop-ui/30a.avalonia-themes-fluent",{"title":1545,"path":1546,"stem":1547},"Контроли колекцій — глибоке занурення","/csharp/desktop-ui/collection-controls","01.csharp/12.desktop-ui/31.collection-controls",{"title":1549,"path":1550,"stem":1551},"DataGrid — колонки та базове відображення","/csharp/desktop-ui/datagrid-part1","01.csharp/12.desktop-ui/32.datagrid-part1",{"title":1553,"path":1554,"stem":1555},"DataGrid — сортування, фільтрація, редагування","/csharp/desktop-ui/datagrid-part2","01.csharp/12.desktop-ui/32.datagrid-part2",{"title":1557,"path":1558,"stem":1559},"TreeView та GridView","/csharp/desktop-ui/treeview-listview","01.csharp/12.desktop-ui/33.treeview-listview",{"title":1561,"path":1562,"stem":1563},"Меню, Toolbar, ContextMenu, StatusBar","/csharp/desktop-ui/menus-toolbars","01.csharp/12.desktop-ui/34.menus-toolbars",{"title":1565,"path":1566,"stem":1567},"Навігація та керування вікнами. Частина 1: вікна та сторінки","/csharp/desktop-ui/navigation-windows-part1","01.csharp/12.desktop-ui/35.navigation-windows-part1",{"title":1569,"path":1570,"stem":1571},"Навігація та керування вікнами. Частина 2: MVVM-навігація","/csharp/desktop-ui/navigation-windows-part2","01.csharp/12.desktop-ui/35.navigation-windows-part2",{"title":1573,"path":1574,"stem":1575},"Avalonia — Навігація та діалоги","/csharp/desktop-ui/35a.avalonia-navigation-dialogs","01.csharp/12.desktop-ui/35a.avalonia-navigation-dialogs",{"title":1577,"path":1578,"stem":1579},"Діалоги та File Pickers у WPF","/csharp/desktop-ui/dialogs-file-pickers","01.csharp/12.desktop-ui/36.dialogs-file-pickers",{"title":1581,"path":1582,"stem":1583},"UserControl: компонентний підхід у WPF","/csharp/desktop-ui/user-controls","01.csharp/12.desktop-ui/37.user-controls",{"title":1585,"path":1586,"stem":1587},"Custom Controls: Lookless Controls у WPF","/csharp/desktop-ui/custom-controls","01.csharp/12.desktop-ui/38.custom-controls",{"title":1589,"path":1590,"stem":1591},"Avalonia TemplatedControl — Lookless Controls","/csharp/desktop-ui/38a.avalonia-templated-controls","01.csharp/12.desktop-ui/38a.avalonia-templated-controls",{"title":1593,"path":1594,"stem":1595},"Анімації у WPF: Storyboard та Easing Functions","/csharp/desktop-ui/animations-transitions","01.csharp/12.desktop-ui/39.animations-transitions",{"title":1597,"path":1598,"stem":1599},"Анімації в Avalonia","/csharp/desktop-ui/39a.avalonia-animations","01.csharp/12.desktop-ui/39a.avalonia-animations",{"title":1601,"path":1602,"stem":1603},"2D Графіка та Мультимедіа у WPF","/csharp/desktop-ui/media-graphics","01.csharp/12.desktop-ui/40.media-graphics",{"title":1605,"path":1606,"stem":1607},"Dependency Injection у WPF та Avalonia","/csharp/desktop-ui/di-integration","01.csharp/12.desktop-ui/41.di-integration",{"title":1609,"path":1610,"stem":1611},"SQLite та EF Core у десктопних додатках","/csharp/desktop-ui/data-persistence-part1","01.csharp/12.desktop-ui/42.data-persistence-part1",{"title":1613,"path":1614,"stem":1615},"Repository Pattern та Unit of Work","/csharp/desktop-ui/data-persistence-part2","01.csharp/12.desktop-ui/43.data-persistence-part2",{"title":1617,"path":1618,"stem":1619},"Тестування ViewModels","/csharp/desktop-ui/viewmodel-testing","01.csharp/12.desktop-ui/44.viewmodel-testing",{"title":1621,"path":1622,"stem":1623},"Avalonia Headless Testing — тестування UI без вікон","/csharp/desktop-ui/44a.avalonia-headless-testing","01.csharp/12.desktop-ui/44a.avalonia-headless-testing",{"title":1625,"path":1626,"stem":1627},"Кросплатформна розробка з Avalonia","/csharp/desktop-ui/avalonia-cross-platform","01.csharp/12.desktop-ui/45.avalonia-cross-platform",{"title":1629,"path":1630,"stem":1631},"Пакування та розгортання Avalonia додатків","/csharp/desktop-ui/avalonia-packaging-deployment","01.csharp/12.desktop-ui/46.avalonia-packaging-deployment",{"title":1633,"path":1634,"stem":1635},"Розгортання WPF застосунків","/csharp/desktop-ui/wpf-packaging-deployment","01.csharp/12.desktop-ui/47.wpf-packaging-deployment",{"title":1637,"icon":658,"path":1638,"stem":1639,"children":1640,"page":59},"Network Programming","/csharp/network-programming","01.csharp/13.network-programming",[1641,1645,1649],{"title":1642,"path":1643,"stem":1644},"Основи комп'ютерних мереж","/csharp/network-programming/foundations","01.csharp/13.network-programming/01.foundations",{"title":1646,"path":1647,"stem":1648},"Модель OSI та стек TCP/IP","/csharp/network-programming/osi-model","01.csharp/13.network-programming/02.osi-model",{"title":1650,"path":1651,"stem":1652},"IP-протокол та адресація","/csharp/network-programming/ip-addressing","01.csharp/13.network-programming/03.ip-addressing",{"title":1654,"path":1655,"stem":1656},"C# & .NET: The Ultimate Roadmap","/csharp/roadmap","01.csharp/roadmap",{"title":1658,"icon":1659,"path":1660,"stem":1661,"children":1662,"page":59},"C++","i-devicon-cplusplus","/cpp","02.cpp",[1663,1667,1671,1675,1679,1683,1687,1691,1695,1698,1702,1706,1710,1714,1718,1722,1726,1730,1734,1738,1742,1746,1750,1754,1758,1762,1766,1770,1774,1778,1782,1786,1790,1794,1798,1802,1806],{"title":1664,"path":1665,"stem":1666},"Вступ у програмування та алгоритми","/cpp/intro-algorithms","02.cpp/01.intro-algorithms",{"title":1668,"path":1669,"stem":1670},"Code Style: угоди про оформлення коду","/cpp/code-style","02.cpp/02.code-style",{"title":1672,"path":1673,"stem":1674},"Середовище розробки та перший проєкт","/cpp/ide-setup","02.cpp/03.ide-setup",{"title":1676,"path":1677,"stem":1678},"Вивід даних на екран","/cpp/data-output","02.cpp/04.data-output",{"title":1680,"path":1681,"stem":1682},"Типи даних, змінні та константи","/cpp/data-types-variables","02.cpp/05.data-types-variables",{"title":1684,"path":1685,"stem":1686},"Ввід даних з клавіатури","/cpp/data-input","02.cpp/06.data-input",{"title":1688,"path":1689,"stem":1690},"Оператори, перетворення типів та логічні операції","/cpp/operators-type-conversion","02.cpp/07.operators-type-conversion",{"title":1692,"path":1693,"stem":1694},"Цикли","/cpp/loops","02.cpp/08.loops",{"title":32,"path":1696,"stem":1697},"/cpp/arrays","02.cpp/09.arrays",{"title":1699,"path":1700,"stem":1701},"Алгоритми сортування та аналіз складності","/cpp/sorting","02.cpp/10.sorting",{"title":1703,"path":1704,"stem":1705},"Алгоритми пошуку","/cpp/searching","02.cpp/11.searching",{"title":1707,"path":1708,"stem":1709},"Функції: основи","/cpp/functions-basics","02.cpp/12.functions-basics",{"title":1711,"path":1712,"stem":1713},"Функції: прототипи, область видимості та додаткові можливості","/cpp/functions-scope","02.cpp/13.functions-scope",{"title":1715,"path":1716,"stem":1717},"Функції: перевантаження та шаблони","/cpp/functions-overloading-templates","02.cpp/14.functions-overloading-templates",{"title":1719,"path":1720,"stem":1721},"Вказівники: основи","/cpp/pointers-basics","02.cpp/15.pointers-basics",{"title":1723,"path":1724,"stem":1725},"Посилання (References)","/cpp/references","02.cpp/16.references",{"title":1727,"path":1728,"stem":1729},"Вказівники, const і масиви","/cpp/pointers-const-arrays","02.cpp/17.pointers-const-arrays",{"title":1731,"path":1732,"stem":1733},"Адресна арифметика","/cpp/pointer-arithmetic","02.cpp/18.pointer-arithmetic",{"title":1735,"path":1736,"stem":1737},"Динамічна пам'ять","/cpp/dynamic-memory","02.cpp/19.dynamic-memory",{"title":1739,"path":1740,"stem":1741},"Вказівники типу void","/cpp/void-pointers","02.cpp/20.void-pointers",{"title":1743,"path":1744,"stem":1745},"Вказівники на вказівники","/cpp/pointers-to-pointers","02.cpp/21.pointers-to-pointers",{"title":1747,"path":1748,"stem":1749},"Оператор доступу до членів через вказівник (->)","/cpp/member-access-operator","02.cpp/22.member-access-operator",{"title":1751,"path":1752,"stem":1753},"Цикл for-each (Range-based for)","/cpp/foreach-loop","02.cpp/23.foreach-loop",{"title":1755,"path":1756,"stem":1757},"Вказівники на функції","/cpp/function-pointers","02.cpp/24.function-pointers",{"title":1759,"path":1760,"stem":1761},"Лямбда-вирази","/cpp/lambdas","02.cpp/25.lambdas",{"title":1763,"path":1764,"stem":1765},"Лямбда-захоплення","/cpp/lambda-captures","02.cpp/26.lambda-captures",{"title":1767,"path":1768,"stem":1769},"Еліпсис","/cpp/ellipsis","02.cpp/27.ellipsis",{"title":1771,"path":1772,"stem":1773},"Аргументи командного рядка","/cpp/command-line-arguments","02.cpp/28.command-line-arguments",{"title":1775,"path":1776,"stem":1777},"Перерахування (enum)","/cpp/enum","02.cpp/29.enum",{"title":1779,"path":1780,"stem":1781},"Класи-перерахування (enum class)","/cpp/enum-class","02.cpp/30.enum-class",{"title":1783,"path":1784,"stem":1785},"Псевдоніми типів (typedef і using)","/cpp/type-aliases","02.cpp/31.type-aliases",{"title":1787,"path":1788,"stem":1789},"Системи числення та двійкова арифметика","/cpp/number-systems","02.cpp/32.number-systems",{"title":1791,"path":1792,"stem":1793},"Структури (struct): агрегування даних","/cpp/struct","02.cpp/33.struct",{"title":1795,"path":1796,"stem":1797},"Структури у функціях","/cpp/struct-functions","02.cpp/34.struct-functions",{"title":1799,"path":1800,"stem":1801},"Масиви структур і вкладені структури","/cpp/struct-arrays","02.cpp/35.struct-arrays",{"title":1803,"path":1804,"stem":1805},"Патерни struct та межі застосування","/cpp/struct-patterns","02.cpp/36.struct-patterns",{"title":1807,"path":1808,"stem":1809},"План навчання: Курс C++ — Продовження (Статті 29–60+)","/cpp/curriculum-plan","02.cpp/curriculum-plan",{"title":1811,"icon":1812,"path":1813,"stem":1814,"children":1815,"page":59},"JavaScript","i-devicon-javascript","/javascript","03.javascript",[1816,1842,1896,1918,2222,2260],{"title":1817,"icon":1818,"path":1819,"stem":1820,"children":1821,"page":59},"Events","i-lucide-mouse-pointer-click","/javascript/events","03.javascript/01.events",[1822,1826,1830,1834,1838],{"title":1823,"path":1824,"stem":1825},"Вступ до подій браузера","/javascript/events/intro","03.javascript/01.events/01.intro",{"title":1827,"path":1828,"stem":1829},"Бульбашковий механізм (Bubbling) та занурення (Capturing)","/javascript/events/bubbling-capturing","03.javascript/01.events/02.bubbling-capturing",{"title":1831,"path":1832,"stem":1833},"Делегування подій (Event Delegation)","/javascript/events/delegate-events","03.javascript/01.events/03.delegate-events",{"title":1835,"path":1836,"stem":1837},"Типові дії браузера та preventDefault()","/javascript/events/prevent-default","03.javascript/01.events/04.prevent-default",{"title":1839,"path":1840,"stem":1841},"Запуск користувацьких подій (Custom Events)","/javascript/events/custom-events","03.javascript/01.events/05.custom-events",{"title":1843,"icon":1844,"path":1845,"stem":1846,"children":1847,"page":59},"Network","i-lucide-globe","/javascript/network","03.javascript/02.network",[1848,1852,1856,1860,1864,1868,1872,1876,1880,1884,1888,1892],{"title":1849,"path":1850,"stem":1851},"Fetch API - Сучасний підхід до HTTP-запитів","/javascript/network/01-fetch-api","03.javascript/02.network/01-fetch-api",{"title":1853,"path":1854,"stem":1855},"FormData - Робота з формами та файлами","/javascript/network/02-formdata","03.javascript/02.network/02-formdata",{"title":1857,"path":1858,"stem":1859},"Відстеження прогресу завантаження","/javascript/network/03-download-progress","03.javascript/02.network/03-download-progress",{"title":1861,"path":1862,"stem":1863},"Переривання fetch-запитів","/javascript/network/04-abort-requests","03.javascript/02.network/04-abort-requests",{"title":1865,"path":1866,"stem":1867},"CORS - Запити між різними джерелами","/javascript/network/05-cors","03.javascript/02.network/05-cors",{"title":1869,"path":1870,"stem":1871},"Fetch API - Повний довідник опцій","/javascript/network/06-fetch-options","03.javascript/02.network/06-fetch-options",{"title":1873,"path":1874,"stem":1875},"URL Objects - Робота з посиланнями","/javascript/network/07-url-objects","03.javascript/02.network/07-url-objects",{"title":1877,"path":1878,"stem":1879},"XMLHttpRequest - AJAX та низькорівневі запити","/javascript/network/08-xmlhttprequest","03.javascript/02.network/08-xmlhttprequest",{"title":1881,"path":1882,"stem":1883},"Відновлюване завантаження файлів","/javascript/network/09-resumable-upload","03.javascript/02.network/09-resumable-upload",{"title":1885,"path":1886,"stem":1887},"Cookies, document.cookie та світ після \"Cookiepocalypse\"","/javascript/network/10-cookies","03.javascript/02.network/10-cookies",{"title":1889,"path":1890,"stem":1891},"js-cookie: Керування Cookies без Болю","/javascript/network/11-js-cookie","03.javascript/02.network/11-js-cookie",{"title":1893,"path":1894,"stem":1895},"Axios: Потужний HTTP-клієнт для JavaScript","/javascript/network/12-axios","03.javascript/02.network/12-axios",{"title":1897,"icon":1898,"path":1899,"stem":1900,"children":1901,"page":59},"Bom","i-lucide-monitor","/javascript/bom","03.javascript/03.bom",[1902,1906,1910,1914],{"title":1903,"path":1904,"stem":1905},"LocalStorage, SessionStorage та patterns збереження даних","/javascript/bom/01-localstorage","03.javascript/03.bom/01-localstorage",{"title":1907,"path":1908,"stem":1909},"Location Object - Керування адресою сторінки","/javascript/bom/02-location-object","03.javascript/03.bom/02-location-object",{"title":1911,"path":1912,"stem":1913},"History API - Керування історією браузера","/javascript/bom/03-history-api","03.javascript/03.bom/03-history-api",{"title":1915,"path":1916,"stem":1917},"Navigator Object - Ідентифікація та Можливості Пристрою","/javascript/bom/04-navigator-object","03.javascript/03.bom/04-navigator-object",{"title":1919,"icon":1920,"path":1921,"stem":1922,"children":1923},"React","i-devicon-react","/javascript/react","03.javascript/04.react/index",[1924,1925,1929,1933,1937,1941,2004,2039,2191],{"title":1919,"path":1921,"stem":1922},{"title":1926,"path":1927,"stem":1928},"Робота з Формами в React","/javascript/react/react-forms","03.javascript/04.react/01.react-forms",{"title":1930,"path":1931,"stem":1932},"React Hook Form: Професійна Робота з Формами","/javascript/react/react-hook-form","03.javascript/04.react/02.react-hook-form",{"title":1934,"path":1935,"stem":1936},"React Hook Form: Глибоке Розуміння Архітектури та Оптимізації","/javascript/react/react-hook-form-new","03.javascript/04.react/02.react-hook-form-new",{"title":1938,"path":1939,"stem":1940},"Axios та React: Професійна Архітектура Запитів","/javascript/react/data-fetching-axios","03.javascript/04.react/03.data-fetching-axios",{"title":1942,"icon":132,"path":1943,"stem":1944,"children":1945},"Tanstack Query","/javascript/react/tanstack-query","03.javascript/04.react/04.tanstack-query/index",[1946,1948,1952,1956,1960,1964,1968,1972,1976,1980,1984,1988,1992,1996,2000],{"title":1947,"path":1943,"stem":1944},"TanStack Query: Майстерність Керування Станом Сервера",{"title":1949,"path":1950,"stem":1951},"Парадигма Server State: Чому useEffect недостатньо","/javascript/react/tanstack-query/server-state-paradigm","03.javascript/04.react/04.tanstack-query/01.server-state-paradigm",{"title":1953,"path":1954,"stem":1955},"Встановлення та Налаштування: Фундамент","/javascript/react/tanstack-query/installation-and-devtools","03.javascript/04.react/04.tanstack-query/02.installation-and-devtools",{"title":1957,"path":1958,"stem":1959},"Основи Запитів та Магія Ключів","/javascript/react/tanstack-query/query-basics-and-keys","03.javascript/04.react/04.tanstack-query/03.query-basics-and-keys",{"title":1961,"path":1962,"stem":1963},"Синхронізація Даних: Життєвий Цикл Запиту","/javascript/react/tanstack-query/data-synchronization","03.javascript/04.react/04.tanstack-query/04.data-synchronization",{"title":1965,"path":1966,"stem":1967},"Мутації та Інвалідація: Зміна Даних","/javascript/react/tanstack-query/mutations-and-invalidation","03.javascript/04.react/04.tanstack-query/05.mutations-and-invalidation",{"title":1969,"path":1970,"stem":1971},"Оптимістичні Оновлення: Швидше за Світло","/javascript/react/tanstack-query/optimistic-updates","03.javascript/04.react/04.tanstack-query/06.optimistic-updates",{"title":1973,"path":1974,"stem":1975},"Пагінація та Infinite Scroll","/javascript/react/tanstack-query/pagination-and-load-more","03.javascript/04.react/04.tanstack-query/07.pagination-and-load-more",{"title":1977,"path":1978,"stem":1979},"Просунуті Патерни та Оптимізація","/javascript/react/tanstack-query/advanced-patterns","03.javascript/04.react/04.tanstack-query/08.advanced-patterns",{"title":1981,"path":1982,"stem":1983},"Архітектура та Best Practices","/javascript/react/tanstack-query/architecture-and-best-practices","03.javascript/04.react/04.tanstack-query/09.architecture-and-best-practices",{"title":1985,"path":1986,"stem":1987},"Server-Side Rendering (SSR) та Гідратація","/javascript/react/tanstack-query/server-side-rendering","03.javascript/04.react/04.tanstack-query/10.server-side-rendering",{"title":1989,"path":1990,"stem":1991},"Стратегії Тестування","/javascript/react/tanstack-query/testing-strategies","03.javascript/04.react/04.tanstack-query/11.testing-strategies",{"title":1993,"path":1994,"stem":1995},"Аутентифікація та Обробка Помилок","/javascript/react/tanstack-query/authentication-and-errors","03.javascript/04.react/04.tanstack-query/12.authentication-and-errors",{"title":1997,"path":1998,"stem":1999},"React Suspense та Майбутнє","/javascript/react/tanstack-query/react-suspense","03.javascript/04.react/04.tanstack-query/13.react-suspense",{"title":2001,"path":2002,"stem":2003},"Глибоке Занурення в Продуктивність","/javascript/react/tanstack-query/performance-deep-dive","03.javascript/04.react/04.tanstack-query/14.performance-deep-dive",{"title":2005,"icon":1920,"path":2006,"stem":2007,"children":2008},"React Router","/javascript/react/react-router","03.javascript/04.react/05.react-router/index",[2009,2011,2015,2019,2023,2027,2031,2035],{"title":2010,"path":2006,"stem":2007},"React Router: Навігаційна система сучасного вебу",{"title":2012,"path":2013,"stem":2014},"Налаштування та Базовий Роутинг","/javascript/react/react-router/setup-and-basic-routing","03.javascript/04.react/05.react-router/01.setup-and-basic-routing",{"title":2016,"path":2017,"stem":2018},"Динамічна Навігація","/javascript/react/react-router/navigation-and-links","03.javascript/04.react/05.react-router/02.navigation-and-links",{"title":2020,"path":2021,"stem":2022},"Вкладені Маршрути та Макети","/javascript/react/react-router/nested-routes-and-layouts","03.javascript/04.react/05.react-router/03.nested-routes-and-layouts",{"title":2024,"path":2025,"stem":2026},"Динамічні Маршрути та Параметри","/javascript/react/react-router/dynamic-routing","03.javascript/04.react/05.react-router/04.dynamic-routing",{"title":2028,"path":2029,"stem":2030},"Data APIs: Loaders та Actions","/javascript/react/react-router/data-loading","03.javascript/04.react/05.react-router/05.data-loading",{"title":2032,"path":2033,"stem":2034},"Просунуті Патерни","/javascript/react/react-router/advanced-patterns","03.javascript/04.react/05.react-router/06.advanced-patterns",{"title":2036,"path":2037,"stem":2038},"Legacy Routing: Компонентний підхід","/javascript/react/react-router/legacy-routing","03.javascript/04.react/05.react-router/07.legacy-routing",{"title":2040,"icon":132,"path":2041,"stem":2042,"children":2043},"Redux","/javascript/react/redux","03.javascript/04.react/06.redux/index",[2044,2046,2062,2091,2100,2121,2137,2166],{"title":2045,"path":2041,"stem":2042},"Redux: Еволюція управління станом",{"title":14,"icon":15,"path":2047,"stem":2048,"children":2049,"page":59},"/javascript/react/redux/fundamentals","03.javascript/04.react/06.redux/01.fundamentals",[2050,2054,2058],{"title":2051,"path":2052,"stem":2053},"Вступ до State Management","/javascript/react/redux/fundamentals/intro-state-management","03.javascript/04.react/06.redux/01.fundamentals/01.intro-state-management",{"title":2055,"path":2056,"stem":2057},"Філософія Redux та Три Принципи","/javascript/react/redux/fundamentals/redux-philosophy","03.javascript/04.react/06.redux/01.fundamentals/02.redux-philosophy",{"title":2059,"path":2060,"stem":2061},"Чисті функції та Іммутабельність","/javascript/react/redux/fundamentals/pure-functions-immutability","03.javascript/04.react/06.redux/01.fundamentals/03.pure-functions-immutability",{"title":2063,"icon":132,"path":2064,"stem":2065,"children":2066,"page":59},"Classic Redux","/javascript/react/redux/classic-redux","03.javascript/04.react/06.redux/02.classic-redux",[2067,2071,2075,2079,2083,2087],{"title":2068,"path":2069,"stem":2070},"Створення Store (Classic Redux)","/javascript/react/redux/classic-redux/store-setup","03.javascript/04.react/06.redux/02.classic-redux/01.store-setup",{"title":2072,"path":2073,"stem":2074},"Actions, Constants та Action Creators","/javascript/react/redux/classic-redux/actions-constants","03.javascript/04.react/06.redux/02.classic-redux/02.actions-constants",{"title":2076,"path":2077,"stem":2078},"Логіка Reducers","/javascript/react/redux/classic-redux/reducers","03.javascript/04.react/06.redux/02.classic-redux/03.reducers",{"title":2080,"path":2081,"stem":2082},"Комбінування Reducers (Root Reducer)","/javascript/react/redux/classic-redux/data-flow","03.javascript/04.react/06.redux/02.classic-redux/04.data-flow",{"title":2084,"path":2085,"stem":2086},"Підключення до React (React-Redux)","/javascript/react/redux/classic-redux/react-redux-connection","03.javascript/04.react/06.redux/02.classic-redux/05.react-redux-connection",{"title":2088,"path":2089,"stem":2090},"Middleware та Асинхронність (Redux Thunk)","/javascript/react/redux/classic-redux/middleware-thunk","03.javascript/04.react/06.redux/02.classic-redux/06.middleware-thunk",{"title":2092,"icon":132,"path":2093,"stem":2094,"children":2095,"page":59},"Transition To Rtk","/javascript/react/redux/transition-to-rtk","03.javascript/04.react/06.redux/03.transition-to-rtk",[2096],{"title":2097,"path":2098,"stem":2099},"Проблеми класичного Redux","/javascript/react/redux/transition-to-rtk/problems-with-classic","03.javascript/04.react/06.redux/03.transition-to-rtk/01.problems-with-classic",{"title":2101,"icon":132,"path":2102,"stem":2103,"children":2104,"page":59},"Redux Toolkit","/javascript/react/redux/redux-toolkit","03.javascript/04.react/06.redux/04.redux-toolkit",[2105,2109,2113,2117],{"title":2106,"path":2107,"stem":2108},"Налаштування Store з configureStore","/javascript/react/redux/redux-toolkit/configure-store","03.javascript/04.react/06.redux/04.redux-toolkit/01.configure-store",{"title":2110,"path":2111,"stem":2112},"createSlice: Революція в Redux","/javascript/react/redux/redux-toolkit/create-slice","03.javascript/04.react/06.redux/04.redux-toolkit/02.create-slice",{"title":2114,"path":2115,"stem":2116},"Асинхронність з createAsyncThunk","/javascript/react/redux/redux-toolkit/async-thunks","03.javascript/04.react/06.redux/04.redux-toolkit/03.async-thunks",{"title":2118,"path":2119,"stem":2120},"04. 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БД?","/java/pr2/beyond-relational","04.java/pr2/07.beyond-relational",{"title":2326,"path":2327,"stem":2328},"Object-Relational Impedance Mismatch: Два світи, що не хочуть дружити","/java/pr2/impedance-mismatch","04.java/pr2/09.impedance-mismatch",{"title":2330,"path":2331,"stem":2332},"JDBC: Перший контакт із базою даних","/java/pr2/jdbc-fundamentals","04.java/pr2/10.jdbc-fundamentals",{"title":2334,"path":2335,"stem":2336},"Якість коду: Spotless, SpotBugs та SonarQube","/java/pr2/10a.code-quality","04.java/pr2/10a.code-quality",{"title":2338,"path":2339,"stem":2340},"Connection Pool: Патерн Object Pool для JDBC-з'єднань","/java/pr2/connection-pool","04.java/pr2/11.connection-pool",{"title":2342,"path":2343,"stem":2344},"Row Data Gateway: Об'єкт як обгортка рядка таблиці","/java/pr2/row-data-gateway","04.java/pr2/12.row-data-gateway",{"title":2346,"path":2347,"stem":2348},"Table Data Gateway: Фасад таблиці як архітектурний відступ","/java/pr2/table-data-gateway","04.java/pr2/13.table-data-gateway",{"title":2350,"path":2351,"stem":2352},"Repository + Data Mapper: Правильна шарова архітектура з JDBC","/java/pr2/repository-data-mapper","04.java/pr2/14.repository-data-mapper",{"title":2354,"path":2355,"stem":2356},"Identity Map: Кешування сутностей у рамках сесії","/java/pr2/identity-map","04.java/pr2/15.identity-map",{"title":2358,"path":2359,"stem":2360},"Unit of Work: Відстеження змін і координація JDBC-транзакцій","/java/pr2/unit-of-work","04.java/pr2/16.unit-of-work",{"title":2362,"path":2363,"stem":2364},"Strategy: Замінювані SQL-стратегії для підтримки різних СУБД","/java/pr2/strategy-sql","04.java/pr2/17.strategy-sql",{"title":2366,"path":2367,"stem":2368},"Proxy: Lazy Loading для One-To-Many колекцій","/java/pr2/proxy-lazy-loading","04.java/pr2/18.proxy-lazy-loading",{"title":2370,"path":2371,"stem":2372},"Generic Repository через Java Reflection: анотації та динамічний SQL","/java/pr2/generic-repository-reflection","04.java/pr2/19.generic-repository-reflection",{"title":2374,"path":2375,"stem":2376},"Specification Pattern: Композиція бізнес-правил для складних запитів","/java/pr2/specification-pattern","04.java/pr2/20.specification-pattern",{"title":2378,"path":2379,"stem":2380},"Розширені можливості Specification Pattern: підзапити, агрегації та гібридний підхід","/java/pr2/20a.advanced-specifications","04.java/pr2/20a.advanced-specifications",{"title":2382,"path":2383,"stem":2384},"Асинхронність у JDBC: Від блокуючих викликів до CompletableFuture","/java/pr2/asynchronous-jdbc","04.java/pr2/21.asynchronous-jdbc",{"title":2386,"path":2387,"stem":2388},"Інтеграційне тестування JDBC-репозиторіїв: Embedded H2 та патерн AAA","/java/pr2/integration-testing-h2","04.java/pr2/22.integration-testing-h2",{"title":2390,"path":2391,"stem":2392},"Testcontainers: Тестування з реальною PostgreSQL у Docker-контейнерах","/java/pr2/integration-testing-testcontainers","04.java/pr2/23.integration-testing-testcontainers",{"title":2394,"path":2395,"stem":2396},"Google Guice: Впровадження залежностей у JavaFX-проєкті","/java/pr2/dependency-injection-guice","04.java/pr2/24.dependency-injection-guice",{"title":2398,"path":2399,"stem":2400},"JavaFX: Основи побудови графічних інтерфейсів","/java/pr2/javafx-fundamentals","04.java/pr2/25.javafx-fundamentals",{"title":2402,"path":2403,"stem":2404},"Properties та Bindings: Реактивність у JavaFX","/java/pr2/javafx-properties-bindings","04.java/pr2/26.javafx-properties-bindings",{"title":2406,"path":2407,"stem":2408},"MVC vs MVP vs MVVM: Еволюція архітектурних патернів UI","/java/pr2/ui-architecture-patterns","04.java/pr2/27.ui-architecture-patterns",{"title":2410,"path":2411,"stem":2412},"MVVM на практиці: Побудова ViewModel","/java/pr2/mvvm-viewmodel-implementation","04.java/pr2/28.mvvm-viewmodel-implementation",{"title":2414,"path":2415,"stem":2416},"View та Controller: Зв'язування з ViewModel через FXML","/java/pr2/mvvm-view-controller","04.java/pr2/29.mvvm-view-controller",{"title":2418,"path":2419,"stem":2420},"Інтеграція MVVM з Guice: Автоматична ін'єкція залежностей","/java/pr2/mvvm-guice-integration","04.java/pr2/30.mvvm-guice-integration",{"title":2422,"path":2423,"stem":2424},"Валідація та обробка помилок у MVVM","/java/pr2/mvvm-validation-error-handling","04.java/pr2/31.mvvm-validation-error-handling",{"title":2426,"path":2427,"stem":2428},"Навігація та управління екранами у JavaFX MVVM","/java/pr2/mvvm-navigation-screen-management","04.java/pr2/32.mvvm-navigation-screen-management",{"title":2430,"path":2431,"stem":2432},"Тестування JavaFX MVVM-додатків","/java/pr2/mvvm-testing","04.java/pr2/33.mvvm-testing",{"title":2434,"path":2435,"stem":2436},"Стилізація та теми у JavaFX: CSS та User Experience","/java/pr2/javafx-styling-themes","04.java/pr2/34.javafx-styling-themes",{"title":2438,"path":2439,"stem":2440},"AtlantaFX: Сучасні теми для JavaFX додатків","/java/pr2/atlantafx-modern-themes","04.java/pr2/35.atlantafx-modern-themes",{"title":2442,"path":2443,"stem":2444},"Пакування та розповсюдження JavaFX-додатків","/java/pr2/jar-packaging-distribution","04.java/pr2/36.jar-packaging-distribution",{"title":2446,"icon":2447,"path":2448,"stem":2449,"children":2450,"page":59},"Бази даних","i-lucide-database","/databases","06.databases",[2451,2481,2504,2541,2570,2588,2622,2634,2643],{"title":2452,"icon":2453,"path":2454,"stem":2455,"children":2456,"page":59},"Intro","i-lucide-play","/databases/intro","06.databases/01.intro",[2457,2461,2465,2469,2473,2477],{"title":2458,"path":2459,"stem":2460},"Введення в теорію баз даних","/databases/intro/introduction-to-databases","06.databases/01.intro/01.introduction-to-databases",{"title":2462,"path":2463,"stem":2464},"Реляційна модель даних","/databases/intro/relational-model-theory","06.databases/01.intro/02.relational-model-theory",{"title":2466,"path":2467,"stem":2468},"ER-моделювання","/databases/intro/er-modeling","06.databases/01.intro/03.er-modeling",{"title":2470,"path":2471,"stem":2472},"Логічне проектування БД","/databases/intro/logical-schema","06.databases/01.intro/04.logical-schema",{"title":2474,"path":2475,"stem":2476},"Класифікація таблиць","/databases/intro/table-classification","06.databases/01.intro/05.table-classification",{"title":2478,"path":2479,"stem":2480},"PlantUML для баз даних","/databases/intro/plantuml-diagrams","06.databases/01.intro/06.plantuml-diagrams",{"title":2482,"icon":2447,"path":2483,"stem":2484,"children":2485,"page":59},"MS SQL Server Start","/databases/ms-sql-server-start","06.databases/02.ms-sql-server-start",[2486,2490,2496,2500],{"title":2487,"path":2488,"stem":2489},"Типи даних у MS SQL Server","/databases/ms-sql-server-start/data-types","06.databases/02.ms-sql-server-start/01.data-types",{"title":2491,"path":2492,"stem":2493,"children":2494},"Індекси у MS SQL Server","/databases/ms-sql-server-start/sql-indexes","06.databases/02.ms-sql-server-start/02.sql-indexes",[2495],{"title":2491,"path":2492,"stem":2493},{"title":2497,"path":2498,"stem":2499},"Системні бази даних MS SQL Server","/databases/ms-sql-server-start/system-databases","06.databases/02.ms-sql-server-start/03.system-databases",{"title":2501,"path":2502,"stem":2503},"Огляд мови SQL та запитів","/databases/ms-sql-server-start/sql-queries-overview","06.databases/02.ms-sql-server-start/04.sql-queries-overview",{"title":2505,"icon":2447,"path":2506,"stem":2507,"children":2508,"page":59},"SQL","/databases/sql","06.databases/03.sql",[2509,2513,2517,2521,2525,2529,2533,2537],{"title":2510,"path":2511,"stem":2512},"Налаштування демонстраційної бази даних","/databases/sql/sample-database-setup","06.databases/03.sql/00.sample-database-setup",{"title":2514,"path":2515,"stem":2516},"DDL - Створення таблиць (CREATE TABLE)","/databases/sql/ddl-create-table","06.databases/03.sql/01.ddl-create-table",{"title":2518,"path":2519,"stem":2520},"DDL - Зміна та видалення таблиць (ALTER, DROP)","/databases/sql/ddl-alter-drop-table","06.databases/03.sql/02.ddl-alter-drop-table",{"title":2522,"path":2523,"stem":2524},"SELECT запити - Основи","/databases/sql/select-queries-fundamentals","06.databases/03.sql/03.select-queries-fundamentals",{"title":2526,"path":2527,"stem":2528},"SELECT запити - Розширені можливості","/databases/sql/select-queries-advanced","06.databases/03.sql/04.select-queries-advanced",{"title":2530,"path":2531,"stem":2532},"INSERT запити - Додавання даних","/databases/sql/insert-queries","06.databases/03.sql/05.insert-queries",{"title":2534,"path":2535,"stem":2536},"UPDATE та DELETE 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Server","/databases/aggregate-functions/introduction-aggregate-functions","06.databases/05.aggregate-functions/01.introduction-aggregate-functions",{"title":2581,"path":2582,"stem":2583},"Групування даних в MS SQL Server","/databases/aggregate-functions/grouping-data","06.databases/05.aggregate-functions/02.grouping-data",{"title":2585,"path":2586,"stem":2587},"Підзапити з агрегатними функціями","/databases/aggregate-functions/subqueries-aggregates","06.databases/05.aggregate-functions/03.subqueries-aggregates",{"title":2589,"icon":2590,"path":2591,"stem":2592,"children":2593,"page":59},"Тригери та зберігаємі процедури","i-lucide-database-zap","/databases/triggers-stored-procedures","06.databases/07.triggers-stored-procedures",[2594,2598,2602,2606,2610,2614,2618],{"title":2595,"path":2596,"stem":2597},"DML-тригери","/databases/triggers-stored-procedures/dml-triggers","06.databases/07.triggers-stored-procedures/01.dml-triggers",{"title":2599,"path":2600,"stem":2601},"DDL-тригери","/databases/triggers-stored-procedures/ddl-triggers","06.databases/07.triggers-stored-procedures/02.ddl-triggers",{"title":2603,"path":2604,"stem":2605},"Transact-SQL розширення","/databases/triggers-stored-procedures/transact-sql-extensions","06.databases/07.triggers-stored-procedures/03.transact-sql-extensions",{"title":2607,"path":2608,"stem":2609},"Транзакції","/databases/triggers-stored-procedures/transactions","06.databases/07.triggers-stored-procedures/04.transactions",{"title":2611,"path":2612,"stem":2613},"Зберігаємі процедури","/databases/triggers-stored-procedures/stored-procedures","06.databases/07.triggers-stored-procedures/05.stored-procedures",{"title":2615,"path":2616,"stem":2617},"Користувацькі функції","/databases/triggers-stored-procedures/user-defined-functions","06.databases/07.triggers-stored-procedures/06.user-defined-functions",{"title":2619,"path":2620,"stem":2621},"Безпека баз даних","/databases/triggers-stored-procedures/security","06.databases/07.triggers-stored-procedures/08.security",{"title":2619,"icon":793,"path":2623,"stem":2624,"children":2625,"page":59},"/databases/security","06.databases/08.security",[2626,2630],{"title":2627,"path":2628,"stem":2629},"Вступ до безпеки баз даних","/databases/security/introduction","06.databases/08.security/01.introduction",{"title":2631,"path":2632,"stem":2633},"Системні представлення та метадані","/databases/security/system-views","06.databases/08.security/02.system-views",{"title":2635,"icon":2636,"path":2637,"stem":2638,"children":2639,"page":59},"Резервне копіювання та відновлення","i-lucide-database-backup","/databases/backup-recovery","06.databases/09.backup-recovery",[2640],{"title":2635,"path":2641,"stem":2642},"/databases/backup-recovery/backup-restore","06.databases/09.backup-recovery/01.backup-restore",{"title":2644,"icon":2645,"path":2646,"stem":2647,"children":2648,"page":59},"Повнотекстовий пошук","i-lucide-search","/databases/full-text-search","06.databases/10.full-text-search",[2649],{"title":2644,"path":2650,"stem":2651},"/databases/full-text-search/full-text-search","06.databases/10.full-text-search/01.full-text-search",{"title":2653,"icon":2654,"path":2655,"stem":2656,"children":2657,"page":59},"Tools","i-lucide-wrench","/tools","07.tools",[2658,2734],{"title":2659,"icon":2660,"path":2661,"stem":2662,"children":2663},"Docker","i-simple-icons-docker","/tools/docker","07.tools/01.docker/index",[2664,2666,2670,2674,2678,2682,2686,2690,2694,2698,2702,2706,2710,2714,2718,2722,2726,2730],{"title":2665,"path":2661,"stem":2662},"Docker: від нуля до production",{"title":2667,"path":2668,"stem":2669},"Контейнеризація — від проблеми до рішення","/tools/docker/containerization-concept","07.tools/01.docker/01.containerization-concept",{"title":2671,"path":2672,"stem":2673},"Docker — що це і навіщо?","/tools/docker/docker-what-and-why","07.tools/01.docker/02.docker-what-and-why",{"title":2675,"path":2676,"stem":2677},"Архітектура Docker Engine","/tools/docker/docker-architecture","07.tools/01.docker/03.docker-architecture",{"title":2679,"path":2680,"stem":2681},"Встановлення Docker","/tools/docker/installation","07.tools/01.docker/04.installation",{"title":2683,"path":2684,"stem":2685},"Перший контейнер — docker run","/tools/docker/first-container","07.tools/01.docker/05.first-container",{"title":2687,"path":2688,"stem":2689},"Життєвий цикл контейнера","/tools/docker/container-lifecycle","07.tools/01.docker/06.container-lifecycle",{"title":2691,"path":2692,"stem":2693},"Docker Images — фундаментальні концепції","/tools/docker/docker-images-fundamentals","07.tools/01.docker/07.docker-images-fundamentals",{"title":2695,"path":2696,"stem":2697},"Dockerfile — основи","/tools/docker/dockerfile-basics","07.tools/01.docker/08.dockerfile-basics",{"title":2699,"path":2700,"stem":2701},"Dockerfile — просунуті техніки","/tools/docker/dockerfile-advanced","07.tools/01.docker/09.dockerfile-advanced",{"title":2703,"path":2704,"stem":2705},"Build Context та кешування шарів","/tools/docker/build-context-and-cache","07.tools/01.docker/10.build-context-and-cache",{"title":2707,"path":2708,"stem":2709},"Реєстри Docker-образів","/tools/docker/image-registries","07.tools/01.docker/11.image-registries",{"title":2711,"path":2712,"stem":2713},"Контейнеризація .NET додатків","/tools/docker/dotnet-containerization","07.tools/01.docker/12.dotnet-containerization",{"title":2715,"path":2716,"stem":2717},"Томи та збереження даних","/tools/docker/volumes-and-data","07.tools/01.docker/13.volumes-and-data",{"title":2719,"path":2720,"stem":2721},"Основи мережі в Docker","/tools/docker/networking-basics","07.tools/01.docker/14.networking-basics",{"title":2723,"path":2724,"stem":2725},"Змінні оточення та конфігурація","/tools/docker/environment-and-configuration","07.tools/01.docker/15.environment-and-configuration",{"title":2727,"path":2728,"stem":2729},"Docker Compose — оркестрація контейнерів","/tools/docker/docker-compose-basics","07.tools/01.docker/16.docker-compose-basics",{"title":2731,"path":2732,"stem":2733},"Docker Compose — Multi-Service застосунки","/tools/docker/compose-multi-service","07.tools/01.docker/17.compose-multi-service",{"title":2735,"icon":2736,"path":2737,"stem":2738,"children":2739},"Kubernetes","simple-icons:kubernetes","/tools/kubernetes","07.tools/02.kubernetes/index",[2740,2742,2746,2750,2754,2758,2762,2766,2770],{"title":2741,"path":2737,"stem":2738},"Kubernetes: від розробки до production",{"title":2743,"path":2744,"stem":2745},"Kubernetes — коли Docker Compose більше не вистачає","/tools/kubernetes/why-kubernetes","07.tools/02.kubernetes/01.why-kubernetes",{"title":2747,"path":2748,"stem":2749},"Архітектура Kubernetes — анатомія кластера","/tools/kubernetes/kubernetes-architecture","07.tools/02.kubernetes/02.kubernetes-architecture",{"title":2751,"path":2752,"stem":2753},"Локальне середовище — minikube, kind та k3s","/tools/kubernetes/local-environment","07.tools/02.kubernetes/03.local-environment",{"title":2755,"path":2756,"stem":2757},"Pod — атомарна одиниця Kubernetes","/tools/kubernetes/pods-and-containers","07.tools/02.kubernetes/04.pods-and-containers",{"title":2759,"path":2760,"stem":2761},"Патерни використання Pod","/tools/kubernetes/pod-patterns","07.tools/02.kubernetes/05.pod-patterns",{"title":2763,"path":2764,"stem":2765},"Deployment — декларативне управління Pod","/tools/kubernetes/deployment-basics","07.tools/02.kubernetes/06.deployment-basics",{"title":2767,"path":2768,"stem":2769},"Rolling Updates та управління життєвим циклом Deployment","/tools/kubernetes/deployment-rolling-updates","07.tools/02.kubernetes/07.deployment-rolling-updates",{"title":2771,"path":2772,"stem":2773},"Service — мережева абстракція для Pod","/tools/kubernetes/services-networking","07.tools/02.kubernetes/08.services-networking",{"title":2775,"icon":2776,"path":2777,"stem":2778,"children":2779,"page":59},"Software Engineering","i-lucide-code-2","/software-engineering","09.software-engineering",[2780,2784,2788,2792,2796,2800,2804,2808,2812,2816,2820],{"title":2781,"path":2782,"stem":2783},"1. Аналіз предметної області. Експертні знання та складність","/software-engineering/intro-subdomains","09.software-engineering/01.intro-subdomains",{"title":2785,"path":2786,"stem":2787},"2. Обмежені контексти. Інтеграція обмежених контекстів","/software-engineering/integrating-limited-contexts","09.software-engineering/02.integrating-limited-contexts",{"title":2789,"path":2790,"stem":2791},"3. Реалізація простої бізнес-логіки","/software-engineering/simple","09.software-engineering/03.simple",{"title":2793,"path":2794,"stem":2795},"4. Опрацювання складної бізнес-логіки","/software-engineering/complex-business-logic","09.software-engineering/04.complex-business-logic",{"title":2797,"path":2798,"stem":2799},"5. Моделювання фактора часу. Подієво-орієнтована архітектура.","/software-engineering/modelling-the-time-factor","09.software-engineering/05.modelling-the-time-factor",{"title":2801,"path":2802,"stem":2803},"6. Архітектурні патерни","/software-engineering/architectural-patterns","09.software-engineering/06.architectural-patterns",{"title":2805,"path":2806,"stem":2807},"Паттерни взаємодії","/software-engineering/patterns-of-interaction","09.software-engineering/07.patterns-of-interaction",{"title":2809,"path":2810,"stem":2811},"Евристика проєктування","/software-engineering/design-heuristics","09.software-engineering/08.design-heuristics",{"title":2813,"path":2814,"stem":2815},"Еволюція проєктних рішень","/software-engineering/evolution-of-design-solutions","09.software-engineering/09.evolution-of-design-solutions",{"title":2817,"path":2818,"stem":2819},"EventStorming","/software-engineering/eventstorming","09.software-engineering/10.eventstorming",{"title":2821,"path":2822,"stem":2823},"DDD на практиці","/software-engineering/ddd-in-practice","09.software-engineering/11.ddd-in-practice",{"title":2825,"icon":943,"path":2826,"stem":2827,"children":2828,"page":59},"DDD","/ddd","10.ddd",[2829,2833,2837,2841,2845,2849,2853,2857,2861,2865,2869,2873,2877],{"title":2830,"path":2831,"stem":2832},"Аналіз предметної області","/ddd/domain-analysis","10.ddd/01.domain-analysis",{"title":2834,"path":2835,"stem":2836},"Експертні знання про предметну область","/ddd/domain-expert-knowledge","10.ddd/02.domain-expert-knowledge",{"title":2838,"path":2839,"stem":2840},"Як осмислити складність предметної області","/ddd/managing-domain-complexity","10.ddd/03.managing-domain-complexity",{"title":2842,"path":2843,"stem":2844},"Інтеграція обмежених контекстів","/ddd/bounded-context-integration","10.ddd/04.bounded-context-integration",{"title":2846,"path":2847,"stem":2848},"Реалізація простої бізнес-логіки","/ddd/simple-business-logic","10.ddd/05.simple-business-logic",{"title":2850,"path":2851,"stem":2852},"Обробка складної бізнес-логіки","/ddd/complex-business-logic","10.ddd/06.complex-business-logic",{"title":2854,"path":2855,"stem":2856},"Моделювання фактора часу","/ddd/time-modeling","10.ddd/07.time-modeling",{"title":2858,"path":2859,"stem":2860},"Глава 8. Архітектурні Патерни","/ddd/architectural-patterns","10.ddd/08.architectural-patterns",{"title":2862,"path":2863,"stem":2864},"Глава 9. Патерни Взаємодії","/ddd/interaction-patterns","10.ddd/09.interaction-patterns",{"title":2866,"path":2867,"stem":2868},"Глава 10. Проектні Евристики","/ddd/design-heuristics","10.ddd/10.design-heuristics",{"title":2870,"path":2871,"stem":2872},"Глава 11. Еволюція Проектних Рішень","/ddd/evolution-of-design-decisions","10.ddd/11.evolution-of-design-decisions",{"title":2874,"path":2875,"stem":2876},"Глава 12. EventStorming","/ddd/event-storming","10.ddd/12.event-storming",{"title":2878,"path":2879,"stem":2880},"Глава 13. DDD на Практиці","/ddd/ddd-in-practice","10.ddd/13.ddd-in-practice",{"title":2882,"icon":2883,"path":2884,"stem":2885,"children":2886,"page":59},"Media Streaming","i-lucide-video","/media-streaming","11.media-streaming",[2887,2891,2895,2899,2903,2907,2911],{"title":2888,"path":2889,"stem":2890},"01. Магія Стрімінгу: Що відбувається, коли ви натискаєте \"Play\"","/media-streaming/introduction","11.media-streaming/01.introduction",{"title":2892,"path":2893,"stem":2894},"02. Анатомія Медіа: Кодеки, Контейнери та Стиснення","/media-streaming/audio-video-anatomy","11.media-streaming/02.audio-video-anatomy",{"title":2896,"path":2897,"stem":2898},"03. The Gym: FFmpeg Deep Dive","/media-streaming/ffmpeg-gym","11.media-streaming/03.ffmpeg-gym",{"title":2900,"path":2901,"stem":2902},"04. HLS Protocol: HTTP Live Streaming у Деталях","/media-streaming/hls-protocol","11.media-streaming/04.hls-protocol",{"title":2904,"path":2905,"stem":2906},"05. DASH Protocol: Відкритий Стандарт","/media-streaming/dash-protocol","11.media-streaming/05.dash-protocol",{"title":2908,"path":2909,"stem":2910},"06. Масштабування: CDN та Adaptive Bitrate","/media-streaming/cdn-and-adaptive-bitrate","11.media-streaming/06.cdn-and-adaptive-bitrate",{"title":2912,"path":2913,"stem":2914},"07. Війна із Затримкою (Latency)","/media-streaming/realtime-latency","11.media-streaming/07.realtime-latency",{"title":2916,"icon":2917,"path":2918,"stem":2919,"children":2920,"page":59},"HTML & CSS","i-devicon-html5","/html-css","12.html-css",[2921,2925,2929,2933,2937,2941,2945,2949,2953,2957,2961,2965,2969,2973,2977,2981,2985,2989,2993,2997,3001,3005,3009,3013,3017,3021,3025,3029,3033,3037],{"title":2922,"path":2923,"stem":2924},"Вступ до HTML. Структура документа","/html-css/intro-html-structure","12.html-css/01.intro-html-structure",{"title":2926,"path":2927,"stem":2928},"Форматування тексту в HTML","/html-css/html-text-formatting","12.html-css/02.html-text-formatting",{"title":2930,"path":2931,"stem":2932},"Посилання та зображення в HTML","/html-css/html-links-images","12.html-css/03.html-links-images",{"title":2934,"path":2935,"stem":2936},"Списки та таблиці в HTML","/html-css/html-lists-tables","12.html-css/04.html-lists-tables",{"title":2938,"path":2939,"stem":2940},"Форми в HTML","/html-css/html-forms","12.html-css/05.html-forms",{"title":2942,"path":2943,"stem":2944},"Семантичні елементи HTML5","/html-css/html-semantic-elements","12.html-css/06.html-semantic-elements",{"title":2946,"path":2947,"stem":2948},"Мультимедіа та розширені елементи HTML","/html-css/html-multimedia-advanced","12.html-css/07.html-multimedia-advanced",{"title":2950,"path":2951,"stem":2952},"Мікророзмітка та SEO в HTML","/html-css/html-microdata-seo","12.html-css/08.html-microdata-seo",{"title":2954,"path":2955,"stem":2956},"Вступ до CSS. Селектори та специфічність","/html-css/css-intro-selectors","12.html-css/09.css-intro-selectors",{"title":2958,"path":2959,"stem":2960},"Блокова модель CSS. Відступи. Box Sizing","/html-css/css-box-model","12.html-css/10.css-box-model",{"title":2962,"path":2963,"stem":2964},"Розміри у CSS: повний довідник одиниць і ключових слів","/html-css/10a.css-sizing","12.html-css/10a.css-sizing",{"title":2966,"path":2967,"stem":2968},"Типографіка в CSS. Шрифти та текст","/html-css/css-typography","12.html-css/11.css-typography",{"title":2970,"path":2971,"stem":2972},"Кольори та фони в CSS","/html-css/css-colors-backgrounds","12.html-css/12.css-colors-backgrounds",{"title":2974,"path":2975,"stem":2976},"Тіні та фільтри в CSS","/html-css/12b.css-shadows-filters","12.html-css/12b.css-shadows-filters",{"title":2978,"path":2979,"stem":2980},"CSS Flexbox: Фундамент гнучких макетів","/html-css/css-flexbox-fundamentals","12.html-css/13.css-flexbox-fundamentals",{"title":2982,"path":2983,"stem":2984},"CSS Flexbox: Вирівнювання та Позиціонування","/html-css/css-flexbox-alignment-sizing-and-patterns","12.html-css/14.css-flexbox-alignment-sizing-and-patterns",{"title":2986,"path":2987,"stem":2988},"CSS Grid. Двовимірний макет. Частина 1","/html-css/css-layout-grid","12.html-css/15.css-layout-grid",{"title":2990,"path":2991,"stem":2992},"CSS Grid. Двовимірний макет. Частина 2","/html-css/css-layout-grid-advanced","12.html-css/16.css-layout-grid-advanced",{"title":2994,"path":2995,"stem":2996},"Позиціонування в CSS. Z-index. Stacking Context","/html-css/css-positioning","12.html-css/17.css-positioning",{"title":2998,"path":2999,"stem":3000},"CSS Анімації та Переходи","/html-css/css-animations-transitions","12.html-css/18.css-animations-transitions",{"title":3002,"path":3003,"stem":3004},"Адаптивний дизайн. Media Queries. Частина 1","/html-css/css-responsive-media-queries","12.html-css/19.css-responsive-media-queries",{"title":3006,"path":3007,"stem":3008},"Адаптивний дизайн. Частина 2: clamp(), Container Queries, @layer","/html-css/css-responsive-advanced","12.html-css/20.css-responsive-advanced",{"title":3010,"path":3011,"stem":3012},"CSS Custom Properties. Методології. Сучасний CSS","/html-css/css-variables-methodologies","12.html-css/21.css-variables-methodologies",{"title":3014,"path":3015,"stem":3016},"Сучасний CSS 2023–2025: Нові можливості","/html-css/css-modern-features","12.html-css/22.css-modern-features",{"title":3018,"path":3019,"stem":3020},"CSS Nesting, @layer, @scope та @property: нативний препроцесор","/html-css/22a.css-nesting-modern-syntax","12.html-css/22a.css-nesting-modern-syntax",{"title":3022,"path":3023,"stem":3024},"CSS для форм та інтерактивних станів","/html-css/css-forms-interactive-states","12.html-css/23.css-forms-interactive-states",{"title":3026,"path":3027,"stem":3028},"Доступність у CSS (CSS Accessibility)","/html-css/css-accessibility","12.html-css/24.css-accessibility",{"title":3030,"path":3031,"stem":3032},"CSS-функції та сучасні sizing primitives","/html-css/css-functions-sizing","12.html-css/25.css-functions-sizing",{"title":3034,"path":3035,"stem":3036},"Rendering Pipeline і CSS Performance","/html-css/css-rendering-performance","12.html-css/26.css-rendering-performance",{"title":3038,"path":3039,"stem":3040},"CSS Best Practices: типові ситуації та правильні рішення","/html-css/css-best-practices","12.html-css/27.css-best-practices",{"title":3042,"path":3043,"stem":3044,"children":3045,"page":59},"AWS","/aws","13.aws",[3046,3050,3054],{"title":3047,"path":3048,"stem":3049},"Реєстрація AWS акаунту та студентські програми","/aws/account-registration","13.aws/00.account-registration",{"title":3051,"path":3052,"stem":3053},"Вступ до хмарних обчислень та AWS","/aws/introduction-to-cloud","13.aws/01.introduction-to-cloud",{"title":3055,"path":3056,"stem":3057},"AWS IAM — Identity and Access Management","/aws/iam","13.aws/02.iam",{"title":3059,"path":3060,"stem":3061,"children":3062,"page":59},"Tailwind","/tailwind","21.tailwind",[3063,3067,3071,3075,3079,3083,3087,3091],{"title":3064,"path":3065,"stem":3066},"Що таке Tailwind CSS і навіщо він потрібен","/tailwind/tailwind-intro-philosophy","21.tailwind/01.tailwind-intro-philosophy",{"title":3068,"path":3069,"stem":3070},"Встановлення та налаштування Tailwind CSS v4","/tailwind/tailwind-installation-setup","21.tailwind/02.tailwind-installation-setup",{"title":3072,"path":3073,"stem":3074},"Utility-класи: основи та система Tailwind","/tailwind/tailwind-utility-classes-core","21.tailwind/03.tailwind-utility-classes-core",{"title":3076,"path":3077,"stem":3078},"Layout: Flexbox та Grid через Tailwind","/tailwind/tailwind-flexbox-grid","21.tailwind/04.tailwind-flexbox-grid",{"title":3080,"path":3081,"stem":3082},"Кастомізація теми через @theme у Tailwind v4","/tailwind/tailwind-theme-customization","21.tailwind/05.tailwind-theme-customization",{"title":3084,"path":3085,"stem":3086},"Варіанти: hover, focus, responsive, dark mode та нові v4","/tailwind/tailwind-variants-states","21.tailwind/06.tailwind-variants-states",{"title":3088,"path":3089,"stem":3090},"Типографіка та система кольорів у Tailwind v4","/tailwind/tailwind-typography-colors","21.tailwind/07.tailwind-typography-colors",{"title":3092,"path":3093,"stem":3094},"Компоненти та повторюваність: @apply, @utility та патерни","/tailwind/tailwind-components-patterns","21.tailwind/08.tailwind-components-patterns",{"title":3096,"path":3097,"stem":3098},"Тестування компонентів діаграм","/test-components","98.test-components",{"id":3100,"title":2719,"body":3101,"description":10051,"extension":10052,"links":10053,"meta":10054,"navigation":3270,"path":2720,"seo":10055,"stem":2721,"__hash__":10056},"docs/07.tools/01.docker/14.networking-basics.md",{"type":3102,"value":3103,"toc":9984},"minimark",[3104,3108,3113,3126,3134,3140,3147,3151,3154,3158,3163,3169,3172,3216,3220,3223,3290,3295,3355,3360,3400,3407,3436,3441,3483,3487,3512,3516,3523,3644,3649,3673,3680,3682,3686,3689,3693,3799,3808,3810,3814,3818,3824,3833,3837,3840,3848,3866,3871,3891,3895,3900,3915,3920,3970,3975,4017,4026,4158,4162,4188,4198,4202,4207,4255,4260,4310,4315,4330,4335,4416,4427,4429,4433,4437,4457,4472,4486,4490,4497,4515,4590,4594,4597,4704,4712,4784,4789,4826,4847,4851,4862,4867,4923,4933,4938,4976,4979,4981,4985,4989,5002,5011,5024,5028,5036,5078,5083,5107,5111,5129,5133,5138,5188,5193,5249,5254,5295,5300,5326,5330,5362,5368,5380,5384,5424,5430,5432,5436,5440,5450,5476,5480,5500,5505,5525,5529,5534,5571,5575,5598,5602,5655,5660,5700,5706,5710,5715,5735,5740,5760,5769,5771,5775,5778,5798,5803,5817,5821,5824,5838,5989,5994,6014,6018,6059,6063,6123,6138,6142,6214,6219,6240,6244,6293,6302,6384,6388,6418,6422,6490,6495,6550,6559,6561,6565,6569,6576,6581,6600,6604,6611,6616,6672,6677,6685,6699,6704,6710,6715,6721,6725,6730,6739,6744,6770,6775,6800,6808,6814,6839,6844,6854,6881,6884,6888,6894,6899,6940,6945,6969,6990,6996,7002,7006,7013,7018,7032,7037,7082,7085,7087,7091,7095,7100,7105,7129,7134,7157,7161,7231,7235,7239,7255,7259,7286,7290,7362,7367,7404,7408,7412,7435,7439,7459,7463,7550,7555,7594,7598,7606,7620,7623,7632,7730,7739,7790,7795,7843,7888,7890,7894,7898,7907,7911,7955,7959,8020,8024,8034,8039,8045,8048,8052,8061,8065,8122,8126,8188,8192,8201,8330,8336,8340,8346,8351,8461,8465,8472,8477,8733,8738,8754,8757,8760,8762,8766,8769,8774,8821,8826,8846,8851,8875,8880,8886,8888,8892,8896,8901,8904,8967,8972,8986,8991,8994,9078,9082,9096,9101,9104,9141,9145,9156,9158,9162,9167,9170,9175,9202,9207,9237,9241,9258,9263,9266,9370,9374,9410,9415,9422,9482,9486,9504,9506,9510,9515,9518,9523,9549,9553,9606,9610,9711,9716,9719,9825,9829,9845,9850,9853,9857,9874,9879,9965,9967,9980],[3105,3106,2719],"h1",{"id":3107},"основи-мережі-в-docker",[3109,3110,3112],"h2",{"id":3111},"проблема-ізоляції-та-комунікації","Проблема ізоляції та комунікації",[3114,3115,3116,3117,3121,3122,3125],"p",{},"Уявіть типовий веб-застосунок: фронтенд на React, бекенд на .NET, база даних PostgreSQL, Redis для кешування. У традиційному deployment кожен компонент знає IP-адресу іншого — фронтенд звертається до ",[3118,3119,3120],"code",{},"http://192.168.1.10:5000"," для API, бекенд підключається до бази за адресою ",[3118,3123,3124],{},"192.168.1.20:5432",". Все працює, поки ви не вирішите перенести один з компонентів на інший сервер — доведеться змінювати конфігурацію скрізь.",[3114,3127,3128,3129,3133],{},"Тепер уявіть той самий застосунок у Docker. Кожен компонент — окремий контейнер. Контейнери ізольовані один від одного: вони мають власні файлові системи, процеси, і... ",[3130,3131,3132],"strong",{},"власні мережеві простори"," (network namespaces). За замовчуванням контейнер не може \"побачити\" інший контейнер — вони існують у різних мережевих ізоляціях, наче на різних планетах.",[3114,3135,3136,3139],{},[3130,3137,3138],{},"Як же організувати комунікацію?"," Як фронтенд-контейнер має знайти бекенд-контейнер? Як бекенд підключиться до PostgreSQL-контейнера? Чи потрібно знати IP-адреси, які Docker динамічно призначає? Чи можна використовувати DNS-імена замість IP? Як забезпечити, щоб контейнери бачили один одного, але залишалися ізольованими від зовнішнього світу?",[3114,3141,3142,3143,3146],{},"Саме для вирішення цих питань Docker надає ",[3130,3144,3145],{},"мережеву підсистему"," (networking subsystem) — гнучку систему віртуальних мереж, що дозволяє контейнерам спілкуватися між собою, з хост-машиною та зовнішнім світом. У цій статті ми детально розглянемо архітектуру Docker networking, типи мереж (bridge, host, overlay, macvlan), механізм DNS-резолюції імен контейнерів, та побудуємо реальний multi-container застосунок з правильною мережевою ізоляцією.",[3148,3149,3150],"note",{},"Ця стаття передбачає розуміння базових концепцій Docker (контейнери, образи, volumes) з попередніх статей. Тут ми зосередимося на мережевій комунікації та ізоляції.",[3152,3153],"hr",{},[3109,3155,3157],{"id":3156},"мережева-ізоляція-network-namespaces","Мережева ізоляція: Network Namespaces",[3159,3160,3162],"h3",{"id":3161},"що-таке-network-namespace","Що таке Network Namespace",[3114,3164,3165,3168],{},[3130,3166,3167],{},"Network Namespace"," — це механізм ізоляції мережевого стеку на рівні ядра Linux. Кожен namespace має власний набір мережевих інтерфейсів, таблицю маршрутизації, правила firewall (iptables), сокети. Процеси всередині одного namespace \"бачать\" лише мережеві ресурси цього namespace — вони не можуть безпосередньо взаємодіяти з процесами в іншому namespace.",[3114,3170,3171],{},"Docker використовує network namespaces для ізоляції контейнерів. Коли ви запускаєте контейнер, Docker створює новий network namespace і розміщує процеси контейнера всередині нього. Це означає, що:",[3173,3174,3175,3190,3200,3210],"ol",{},[3176,3177,3178,3181,3182,3185,3186,3189],"li",{},[3130,3179,3180],{},"Контейнер має власний loopback інтерфейс"," (",[3118,3183,3184],{},"lo",") — ",[3118,3187,3188],{},"127.0.0.1"," всередині контейнера вказує на сам контейнер, а не на хост",[3176,3191,3192,3195,3196,3199],{},[3130,3193,3194],{},"Контейнер має власний мережевий інтерфейс"," (зазвичай ",[3118,3197,3198],{},"eth0",") з унікальною IP-адресою",[3176,3201,3202,3205,3206,3209],{},[3130,3203,3204],{},"Контейнер не бачить мережеві інтерфейси хоста"," — ",[3118,3207,3208],{},"ifconfig"," всередині контейнера показує лише інтерфейси контейнера",[3176,3211,3212,3215],{},[3130,3213,3214],{},"Контейнер не бачить інші контейнери"," — за замовчуванням, без явного з'єднання через Docker network",[3159,3217,3219],{"id":3218},"демонстрація-ізоляції","Демонстрація ізоляції",[3114,3221,3222],{},"Запустимо контейнер і подивимося на його мережеві інтерфейси:",[3224,3225,3230],"pre",{"className":3226,"code":3227,"language":3228,"meta":3229,"style":3229},"language-bash shiki shiki-themes light-plus dark-plus dark-plus","# Запустити контейнер Alpine Linux\ndocker run -it --rm alpine sh\n\n# Всередині контейнера: подивитися мережеві інтерфейси\nip addr show\n","bash","",[3118,3231,3232,3241,3265,3272,3278],{"__ignoreMap":3229},[3233,3234,3237],"span",{"class":3235,"line":3236},"line",1,[3233,3238,3240],{"class":3239},"spJ8K","# Запустити контейнер Alpine Linux\n",[3233,3242,3244,3248,3252,3256,3259,3262],{"class":3235,"line":3243},2,[3233,3245,3247],{"class":3246},"s8Opu","docker",[3233,3249,3251],{"class":3250},"sbdoH"," run",[3233,3253,3255],{"class":3254},"su1O8"," -it",[3233,3257,3258],{"class":3254}," --rm",[3233,3260,3261],{"class":3250}," alpine",[3233,3263,3264],{"class":3250}," sh\n",[3233,3266,3268],{"class":3235,"line":3267},3,[3233,3269,3271],{"emptyLinePlaceholder":3270},true,"\n",[3233,3273,3275],{"class":3235,"line":3274},4,[3233,3276,3277],{"class":3239},"# Всередині контейнера: подивитися мережеві інтерфейси\n",[3233,3279,3281,3284,3287],{"class":3235,"line":3280},5,[3233,3282,3283],{"class":3246},"ip",[3233,3285,3286],{"class":3250}," addr",[3233,3288,3289],{"class":3250}," show\n",[3114,3291,3292],{},[3130,3293,3294],{},"Вивід всередині контейнера:",[3296,3297,3299,3314,3317,3326,3336,3339,3347],"terminal-preview",{"title":3298},"Мережеві інтерфейси контейнера",[3300,3301,3303,3308,3309],"div",{"className":3302},[3235],[3233,3304,3307],{"className":3305},[3306],"opacity-40","/ #"," ",[3130,3310,3313],{"className":3311},[3312],"font-bold","ip addr show",[3300,3315],{"className":3316},[3235],[3300,3318,3320,3325],{"className":3319},[3235],[3233,3321,3324],{"className":3322},[3323,3312],"text-blue-400","1: lo:"," \u003CLOOPBACK,UP,LOWER_UP> mtu 65536",[3300,3327,3329,3330,3335],{"className":3328},[3235],"    inet ",[3233,3331,3334],{"className":3332},[3333,3312],"text-green-400","127.0.0.1/8"," scope host lo",[3300,3337],{"className":3338},[3235],[3300,3340,3342,3346],{"className":3341},[3235],[3233,3343,3345],{"className":3344},[3323,3312],"2: eth0@if15:"," \u003CBROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500",[3300,3348,3329,3350,3354],{"className":3349},[3235],[3233,3351,3353],{"className":3352},[3333,3312],"172.17.0.2/16"," brd 172.17.255.255 scope global eth0",[3114,3356,3357],{},[3130,3358,3359],{},"Що ми бачимо:",[3361,3362,3363,3374,3386],"ul",{},[3176,3364,3365,3370,3371,3373],{},[3130,3366,3367,3369],{},[3118,3368,3184],{}," (loopback):"," Локальний інтерфейс з адресою ",[3118,3372,3188],{}," — ізольований всередині контейнера",[3176,3375,3376,3381,3382,3385],{},[3130,3377,3378,3380],{},[3118,3379,3198],{},":"," Віртуальний Ethernet-інтерфейс з IP-адресою ",[3118,3383,3384],{},"172.17.0.2"," — це адреса контейнера у Docker-мережі",[3176,3387,3388,3391,3392,3395,3396,3399],{},[3130,3389,3390],{},"Відсутні інтерфейси хоста:"," Немає ",[3118,3393,3394],{},"wlan0",", ",[3118,3397,3398],{},"enp0s3"," чи інших інтерфейсів хост-машини",[3114,3401,3402,3403,3406],{},"Тепер подивимося на інтерфейси ",[3130,3404,3405],{},"на хості"," (у новому терміналі, не всередині контейнера):",[3224,3408,3410],{"className":3226,"code":3409,"language":3228,"meta":3229,"style":3229},"# На хості: подивитися Docker-інтерфейси\nip addr show | grep docker\n",[3118,3411,3412,3417],{"__ignoreMap":3229},[3233,3413,3414],{"class":3235,"line":3236},[3233,3415,3416],{"class":3239},"# На хості: подивитися Docker-інтерфейси\n",[3233,3418,3419,3421,3423,3426,3430,3433],{"class":3235,"line":3243},[3233,3420,3283],{"class":3246},[3233,3422,3286],{"class":3250},[3233,3424,3425],{"class":3250}," show",[3233,3427,3429],{"class":3428},"sHH4Y"," | ",[3233,3431,3432],{"class":3246},"grep",[3233,3434,3435],{"class":3250}," docker\n",[3114,3437,3438],{},[3130,3439,3440],{},"Вивід на хості:",[3296,3442,3444,3455,3458,3465,3473,3476],{"title":3443},"Docker bridge на хості",[3300,3445,3447,3308,3451],{"className":3446},[3235],[3233,3448,3450],{"className":3449},[3306],"$",[3130,3452,3454],{"className":3453},[3312],"ip addr show | grep docker",[3300,3456],{"className":3457},[3235],[3300,3459,3461,3346],{"className":3460},[3235],[3233,3462,3464],{"className":3463},[3323,3312],"4: docker0:",[3300,3466,3329,3468,3472],{"className":3467},[3235],[3233,3469,3471],{"className":3470},[3333,3312],"172.17.0.1/16"," brd 172.17.255.255 scope global docker0",[3300,3474],{"className":3475},[3235],[3300,3477,3479,3346],{"className":3478},[3235],[3233,3480,3482],{"className":3481},[3323,3312],"15: veth1a2b3c4@if2:",[3114,3484,3485],{},[3130,3486,3359],{},[3361,3488,3489,3501],{},[3176,3490,3491,3496,3497,3500],{},[3130,3492,3493,3380],{},[3118,3494,3495],{},"docker0"," Віртуальний bridge (міст) з IP-адресою ",[3118,3498,3499],{},"172.17.0.1"," — це шлюз (gateway) для контейнерів",[3176,3502,3503,3508,3509,3511],{},[3130,3504,3505,3380],{},[3118,3506,3507],{},"veth1a2b3c4"," Virtual Ethernet pair — один кінець у хості, інший (",[3118,3510,3198],{},") всередині контейнера",[3159,3513,3515],{"id":3514},"архітектура-зєднання","Архітектура з'єднання",[3114,3517,3518,3519,3522],{},"Docker з'єднує контейнер з хостом через ",[3130,3520,3521],{},"veth pair"," (Virtual Ethernet pair) — пару віртуальних мережевих інтерфейсів, що працюють як \"труба\": пакет, відправлений в один кінець, з'являється на іншому.",[3524,3525,3526],"mermaid",{},[3224,3527,3530],{"className":3528,"code":3529,"language":3524,"meta":3229,"style":3229},"language-mermaid shiki shiki-themes light-plus dark-plus dark-plus","graph LR\n    subgraph Host[\"Хост-машина\"]\n        docker0[\"docker0 bridge\u003Cbr/>172.17.0.1\"]\n        veth[\"veth1a2b3c4\"]\n        physical[\"Фізичний інтерфейс\u003Cbr/>eth0 / wlan0\"]\n    end\n    \n    subgraph Container[\"Контейнер (Network Namespace)\"]\n        eth0[\"eth0\u003Cbr/>172.17.0.2\"]\n        lo[\"lo\u003Cbr/>127.0.0.1\"]\n    end\n    \n    eth0 \u003C-->|veth pair| veth\n    veth --> docker0\n    docker0 --> physical\n    \n    style docker0 fill:#3b82f6,stroke:#1d4ed8,color:#ffffff\n    style eth0 fill:#f59e0b,stroke:#b45309,color:#ffffff\n    style veth fill:#64748b,stroke:#334155,color:#ffffff\n    style physical fill:#10b981,stroke:#047857,color:#ffffff\n",[3118,3531,3532,3537,3542,3547,3552,3557,3563,3569,3575,3581,3587,3592,3597,3603,3609,3615,3620,3626,3632,3638],{"__ignoreMap":3229},[3233,3533,3534],{"class":3235,"line":3236},[3233,3535,3536],{},"graph LR\n",[3233,3538,3539],{"class":3235,"line":3243},[3233,3540,3541],{},"    subgraph Host[\"Хост-машина\"]\n",[3233,3543,3544],{"class":3235,"line":3267},[3233,3545,3546],{},"        docker0[\"docker0 bridge\u003Cbr/>172.17.0.1\"]\n",[3233,3548,3549],{"class":3235,"line":3274},[3233,3550,3551],{},"        veth[\"veth1a2b3c4\"]\n",[3233,3553,3554],{"class":3235,"line":3280},[3233,3555,3556],{},"        physical[\"Фізичний інтерфейс\u003Cbr/>eth0 / wlan0\"]\n",[3233,3558,3560],{"class":3235,"line":3559},6,[3233,3561,3562],{},"    end\n",[3233,3564,3566],{"class":3235,"line":3565},7,[3233,3567,3568],{},"    \n",[3233,3570,3572],{"class":3235,"line":3571},8,[3233,3573,3574],{},"    subgraph Container[\"Контейнер (Network Namespace)\"]\n",[3233,3576,3578],{"class":3235,"line":3577},9,[3233,3579,3580],{},"        eth0[\"eth0\u003Cbr/>172.17.0.2\"]\n",[3233,3582,3584],{"class":3235,"line":3583},10,[3233,3585,3586],{},"        lo[\"lo\u003Cbr/>127.0.0.1\"]\n",[3233,3588,3590],{"class":3235,"line":3589},11,[3233,3591,3562],{},[3233,3593,3595],{"class":3235,"line":3594},12,[3233,3596,3568],{},[3233,3598,3600],{"class":3235,"line":3599},13,[3233,3601,3602],{},"    eth0 \u003C-->|veth pair| veth\n",[3233,3604,3606],{"class":3235,"line":3605},14,[3233,3607,3608],{},"    veth --> docker0\n",[3233,3610,3612],{"class":3235,"line":3611},15,[3233,3613,3614],{},"    docker0 --> physical\n",[3233,3616,3618],{"class":3235,"line":3617},16,[3233,3619,3568],{},[3233,3621,3623],{"class":3235,"line":3622},17,[3233,3624,3625],{},"    style docker0 fill:#3b82f6,stroke:#1d4ed8,color:#ffffff\n",[3233,3627,3629],{"class":3235,"line":3628},18,[3233,3630,3631],{},"    style eth0 fill:#f59e0b,stroke:#b45309,color:#ffffff\n",[3233,3633,3635],{"class":3235,"line":3634},19,[3233,3636,3637],{},"    style veth fill:#64748b,stroke:#334155,color:#ffffff\n",[3233,3639,3641],{"class":3235,"line":3640},20,[3233,3642,3643],{},"    style physical fill:#10b981,stroke:#047857,color:#ffffff\n",[3114,3645,3646],{},[3130,3647,3648],{},"Потік даних:",[3173,3650,3651,3656,3662,3670],{},[3176,3652,3653,3654],{},"Процес всередині контейнера відправляє пакет через ",[3118,3655,3198],{},[3176,3657,3658,3659,3661],{},"Пакет проходить через veth pair і з'являється на ",[3118,3660,3507],{}," на хості",[3176,3663,3664,3666,3667,3669],{},[3118,3665,3507],{}," підключений до ",[3118,3668,3495],{}," bridge",[3176,3671,3672],{},"Bridge маршрутизує пакет до фізичного інтерфейсу хоста або до іншого контейнера",[3674,3675,3676,3679],"tip",{},[3130,3677,3678],{},"Аналогія з реального світу:"," Network namespace — це окрема кімната з власним телефоном. Veth pair — це труба між кімнатами, що дозволяє передавати повідомлення. Docker bridge — це коридор, що з'єднує всі кімнати.",[3152,3681],{},[3109,3683,3685],{"id":3684},"типи-docker-мереж","Типи Docker-мереж",[3114,3687,3688],{},"Docker підтримує кілька типів мереж (network drivers), кожен з яких вирішує специфічні завдання. Вибір типу мережі залежить від архітектури застосунку, вимог до ізоляції та deployment-середовища (single host vs cluster).",[3159,3690,3692],{"id":3691},"огляд-типів-мереж","Огляд типів мереж",[3694,3695,3696,3715],"table",{},[3697,3698,3699],"thead",{},[3700,3701,3702,3706,3709,3712],"tr",{},[3703,3704,3705],"th",{},"Тип мережі",[3703,3707,3708],{},"Призначення",[3703,3710,3711],{},"Use Case",[3703,3713,3714],{},"Ізоляція",[3716,3717,3718,3735,3751,3767,3783],"tbody",{},[3700,3719,3720,3726,3729,3732],{},[3721,3722,3723],"td",{},[3130,3724,3725],{},"bridge",[3721,3727,3728],{},"Приватна мережа на одному хості",[3721,3730,3731],{},"Локальна розробка, multi-container додатки",[3721,3733,3734],{},"Контейнери бачать один одного, ізольовані від зовнішнього світу",[3700,3736,3737,3742,3745,3748],{},[3721,3738,3739],{},[3130,3740,3741],{},"host",[3721,3743,3744],{},"Контейнер використовує мережу хоста",[3721,3746,3747],{},"Високопродуктивні додатки, мінімальна латентність",[3721,3749,3750],{},"Немає ізоляції — контейнер бачить всі інтерфейси хоста",[3700,3752,3753,3758,3761,3764],{},[3721,3754,3755],{},[3130,3756,3757],{},"overlay",[3721,3759,3760],{},"Мережа через кілька хостів",[3721,3762,3763],{},"Docker Swarm, Kubernetes",[3721,3765,3766],{},"Контейнери на різних машинах бачать один одного",[3700,3768,3769,3774,3777,3780],{},[3721,3770,3771],{},[3130,3772,3773],{},"macvlan",[3721,3775,3776],{},"Контейнер отримує MAC-адресу",[3721,3778,3779],{},"Legacy додатки, що потребують фізичної адреси",[3721,3781,3782],{},"Контейнер виглядає як фізичний пристрій у мережі",[3700,3784,3785,3790,3793,3796],{},[3721,3786,3787],{},[3130,3788,3789],{},"none",[3721,3791,3792],{},"Немає мережі",[3721,3794,3795],{},"Повна ізоляція, тестування",[3721,3797,3798],{},"Контейнер не має мережевого доступу",[3114,3800,3801,3802,3804,3805,3807],{},"У цій статті ми детально розглянемо ",[3130,3803,3725],{}," (найпоширеніший) та ",[3130,3806,3741],{}," (для специфічних сценаріїв). Overlay та macvlan — теми для просунутих статей про orchestration.",[3152,3809],{},[3109,3811,3813],{"id":3812},"bridge-network-приватна-мережа-контейнерів","Bridge Network: приватна мережа контейнерів",[3159,3815,3817],{"id":3816},"що-таке-bridge-network","Що таке Bridge Network",[3114,3819,3820,3823],{},[3130,3821,3822],{},"Bridge network"," — це приватна віртуальна мережа, створена Docker на хості. Контейнери, підключені до однієї bridge-мережі, можуть спілкуватися один з одним через IP-адреси або DNS-імена. Контейнери в різних bridge-мережах ізольовані — вони не бачать один одного без явного з'єднання.",[3114,3825,3826,3827,3181,3830,3832],{},"Docker автоматично створює ",[3130,3828,3829],{},"default bridge network",[3118,3831,3495],{},") при встановленні. Коли ви запускаєте контейнер без явного вказання мережі, він підключається до цієї default bridge.",[3159,3834,3836],{"id":3835},"default-bridge-vs-user-defined-bridge","Default Bridge vs User-Defined Bridge",[3114,3838,3839],{},"Docker надає два типи bridge-мереж:",[3114,3841,3842],{},[3130,3843,3844,3845,3847],{},"1. Default Bridge (",[3118,3846,3495],{},"):",[3361,3849,3850,3853,3856],{},[3176,3851,3852],{},"Створюється автоматично при встановленні Docker",[3176,3854,3855],{},"Використовується за замовчуванням, якщо не вказано інше",[3176,3857,3858,3861,3862,3865],{},[3130,3859,3860],{},"Обмеження:"," Немає автоматичного DNS-резолюції імен контейнерів — потрібно використовувати IP-адреси або ",[3118,3863,3864],{},"--link"," (deprecated)",[3114,3867,3868],{},[3130,3869,3870],{},"2. User-Defined Bridge:",[3361,3872,3873,3879,3885],{},[3176,3874,3875,3876],{},"Створюється вручну через ",[3118,3877,3878],{},"docker network create",[3176,3880,3881,3884],{},[3130,3882,3883],{},"Переваги:"," Автоматичний DNS, кращий контроль ізоляції, можливість підключення/відключення контейнерів на льоту",[3176,3886,3887,3890],{},[3130,3888,3889],{},"Рекомендація:"," Завжди використовуйте user-defined bridge для production",[3159,3892,3894],{"id":3893},"створення-та-управління-мережами","Створення та управління мережами",[3114,3896,3897],{},[3130,3898,3899],{},"Переглянути існуючі мережі:",[3224,3901,3903],{"className":3226,"code":3902,"language":3228,"meta":3229,"style":3229},"docker network ls\n",[3118,3904,3905],{"__ignoreMap":3229},[3233,3906,3907,3909,3912],{"class":3235,"line":3236},[3233,3908,3247],{"class":3246},[3233,3910,3911],{"class":3250}," network",[3233,3913,3914],{"class":3250}," ls\n",[3114,3916,3917],{},[3130,3918,3919],{},"Вивід:",[3296,3921,3923,3933,3936,3958,3962,3966],{"title":3922},"Список Docker-мереж",[3300,3924,3926,3308,3929],{"className":3925},[3235],[3233,3927,3450],{"className":3928},[3306],[3130,3930,3932],{"className":3931},[3312],"docker network ls",[3300,3934],{"className":3935},[3235],[3300,3937,3939,3943,3944,3948,3949,3953,3954],{"className":3938},[3235],[3233,3940,3942],{"className":3941},[3323,3312],"NETWORK ID","     ",[3233,3945,3947],{"className":3946},[3323,3312],"NAME","      ",[3233,3950,3952],{"className":3951},[3323,3312],"DRIVER","    ",[3233,3955,3957],{"className":3956},[3323,3312],"SCOPE",[3300,3959,3961],{"className":3960},[3235],"a1b2c3d4e5f6   bridge    bridge    local",[3300,3963,3965],{"className":3964},[3235],"f6e5d4c3b2a1   host      host      local",[3300,3967,3969],{"className":3968},[3235],"1a2b3c4d5e6f   none      none      local",[3114,3971,3972],{},[3130,3973,3974],{},"Створити user-defined bridge:",[3224,3976,3978],{"className":3226,"code":3977,"language":3228,"meta":3229,"style":3229},"# Створити мережу з назвою \"myapp-network\"\ndocker network create myapp-network\n\n# Переглянути деталі мережі\ndocker network inspect myapp-network\n",[3118,3979,3980,3985,3997,4001,4006],{"__ignoreMap":3229},[3233,3981,3982],{"class":3235,"line":3236},[3233,3983,3984],{"class":3239},"# Створити мережу з назвою \"myapp-network\"\n",[3233,3986,3987,3989,3991,3994],{"class":3235,"line":3243},[3233,3988,3247],{"class":3246},[3233,3990,3911],{"class":3250},[3233,3992,3993],{"class":3250}," create",[3233,3995,3996],{"class":3250}," myapp-network\n",[3233,3998,3999],{"class":3235,"line":3267},[3233,4000,3271],{"emptyLinePlaceholder":3270},[3233,4002,4003],{"class":3235,"line":3274},[3233,4004,4005],{"class":3239},"# Переглянути деталі мережі\n",[3233,4007,4008,4010,4012,4015],{"class":3235,"line":3280},[3233,4009,3247],{"class":3246},[3233,4011,3911],{"class":3250},[3233,4013,4014],{"class":3250}," inspect",[3233,4016,3996],{"class":3250},[3114,4018,4019],{},[3130,4020,4021,4022,4025],{},"Вивід ",[3118,4023,4024],{},"inspect"," (скорочено):",[3224,4027,4031],{"className":4028,"code":4029,"language":4030,"meta":3229,"style":3229},"language-json shiki shiki-themes light-plus dark-plus dark-plus","[\n    {\n        \"Name\": \"myapp-network\",\n        \"Driver\": \"bridge\",\n        \"Scope\": \"local\",\n        \"IPAM\": {\n            \"Config\": [\n                {\n                    \"Subnet\": \"172.18.0.0/16\",\n                    \"Gateway\": \"172.18.0.1\"\n                }\n            ]\n        },\n        \"Containers\": {}\n    }\n]\n","json",[3118,4032,4033,4038,4043,4058,4070,4082,4090,4098,4103,4115,4125,4130,4135,4140,4148,4153],{"__ignoreMap":3229},[3233,4034,4035],{"class":3235,"line":3236},[3233,4036,4037],{"class":3428},"[\n",[3233,4039,4040],{"class":3235,"line":3243},[3233,4041,4042],{"class":3428},"    {\n",[3233,4044,4045,4049,4052,4055],{"class":3235,"line":3267},[3233,4046,4048],{"class":4047},"sLwNe","        \"Name\"",[3233,4050,4051],{"class":3428},": ",[3233,4053,4054],{"class":3250},"\"myapp-network\"",[3233,4056,4057],{"class":3428},",\n",[3233,4059,4060,4063,4065,4068],{"class":3235,"line":3274},[3233,4061,4062],{"class":4047},"        \"Driver\"",[3233,4064,4051],{"class":3428},[3233,4066,4067],{"class":3250},"\"bridge\"",[3233,4069,4057],{"class":3428},[3233,4071,4072,4075,4077,4080],{"class":3235,"line":3280},[3233,4073,4074],{"class":4047},"        \"Scope\"",[3233,4076,4051],{"class":3428},[3233,4078,4079],{"class":3250},"\"local\"",[3233,4081,4057],{"class":3428},[3233,4083,4084,4087],{"class":3235,"line":3559},[3233,4085,4086],{"class":4047},"        \"IPAM\"",[3233,4088,4089],{"class":3428},": {\n",[3233,4091,4092,4095],{"class":3235,"line":3565},[3233,4093,4094],{"class":4047},"            \"Config\"",[3233,4096,4097],{"class":3428},": [\n",[3233,4099,4100],{"class":3235,"line":3571},[3233,4101,4102],{"class":3428},"                {\n",[3233,4104,4105,4108,4110,4113],{"class":3235,"line":3577},[3233,4106,4107],{"class":4047},"                    \"Subnet\"",[3233,4109,4051],{"class":3428},[3233,4111,4112],{"class":3250},"\"172.18.0.0/16\"",[3233,4114,4057],{"class":3428},[3233,4116,4117,4120,4122],{"class":3235,"line":3583},[3233,4118,4119],{"class":4047},"                    \"Gateway\"",[3233,4121,4051],{"class":3428},[3233,4123,4124],{"class":3250},"\"172.18.0.1\"\n",[3233,4126,4127],{"class":3235,"line":3589},[3233,4128,4129],{"class":3428},"                }\n",[3233,4131,4132],{"class":3235,"line":3594},[3233,4133,4134],{"class":3428},"            ]\n",[3233,4136,4137],{"class":3235,"line":3599},[3233,4138,4139],{"class":3428},"        },\n",[3233,4141,4142,4145],{"class":3235,"line":3605},[3233,4143,4144],{"class":4047},"        \"Containers\"",[3233,4146,4147],{"class":3428},": {}\n",[3233,4149,4150],{"class":3235,"line":3611},[3233,4151,4152],{"class":3428},"    }\n",[3233,4154,4155],{"class":3235,"line":3617},[3233,4156,4157],{"class":3428},"]\n",[3114,4159,4160],{},[3130,4161,3359],{},[3361,4163,4164,4173,4182],{},[3176,4165,4166,3308,4169,4172],{},[3130,4167,4168],{},"Subnet:",[3118,4170,4171],{},"172.18.0.0/16"," — діапазон IP-адрес для контейнерів у цій мережі (65534 можливих адреси)",[3176,4174,4175,3308,4178,4181],{},[3130,4176,4177],{},"Gateway:",[3118,4179,4180],{},"172.18.0.1"," — IP-адреса bridge на хості, через яку контейнери виходять назовні",[3176,4183,4184,4187],{},[3130,4185,4186],{},"Containers:"," Порожній об'єкт — поки жоден контейнер не підключений",[3148,4189,4190,4193,4194,4197],{},[3130,4191,4192],{},"IPAM (IP Address Management):"," Docker автоматично призначає IP-адреси контейнерам з subnet. Ви можете вказати власний subnet через ",[3118,4195,4196],{},"--subnet"," при створенні мережі.",[3159,4199,4201],{"id":4200},"підключення-контейнерів-до-мережі","Підключення контейнерів до мережі",[3114,4203,4204],{},[3130,4205,4206],{},"Спосіб 1: При запуску контейнера",[3224,4208,4210],{"className":3226,"code":4209,"language":3228,"meta":3229,"style":3229},"# Запустити контейнер у мережі myapp-network\ndocker run -d \\\n  --name web \\\n  --network myapp-network \\\n  nginx:alpine\n",[3118,4211,4212,4217,4230,4240,4250],{"__ignoreMap":3229},[3233,4213,4214],{"class":3235,"line":3236},[3233,4215,4216],{"class":3239},"# Запустити контейнер у мережі myapp-network\n",[3233,4218,4219,4221,4223,4226],{"class":3235,"line":3243},[3233,4220,3247],{"class":3246},[3233,4222,3251],{"class":3250},[3233,4224,4225],{"class":3254}," -d",[3233,4227,4229],{"class":4228},"sjcCO"," \\\n",[3233,4231,4232,4235,4238],{"class":3235,"line":3267},[3233,4233,4234],{"class":3254},"  --name",[3233,4236,4237],{"class":3250}," web",[3233,4239,4229],{"class":4228},[3233,4241,4242,4245,4248],{"class":3235,"line":3274},[3233,4243,4244],{"class":3254},"  --network",[3233,4246,4247],{"class":3250}," myapp-network",[3233,4249,4229],{"class":4228},[3233,4251,4252],{"class":3235,"line":3280},[3233,4253,4254],{"class":3250},"  nginx:alpine\n",[3114,4256,4257],{},[3130,4258,4259],{},"Спосіб 2: Підключити існуючий контейнер",[3224,4261,4263],{"className":3226,"code":4262,"language":3228,"meta":3229,"style":3229},"# Запустити контейнер без мережі\ndocker run -d --name api nginx:alpine\n\n# Підключити до мережі\ndocker network connect myapp-network api\n",[3118,4264,4265,4270,4287,4291,4296],{"__ignoreMap":3229},[3233,4266,4267],{"class":3235,"line":3236},[3233,4268,4269],{"class":3239},"# Запустити контейнер без мережі\n",[3233,4271,4272,4274,4276,4278,4281,4284],{"class":3235,"line":3243},[3233,4273,3247],{"class":3246},[3233,4275,3251],{"class":3250},[3233,4277,4225],{"class":3254},[3233,4279,4280],{"class":3254}," --name",[3233,4282,4283],{"class":3250}," api",[3233,4285,4286],{"class":3250}," nginx:alpine\n",[3233,4288,4289],{"class":3235,"line":3267},[3233,4290,3271],{"emptyLinePlaceholder":3270},[3233,4292,4293],{"class":3235,"line":3274},[3233,4294,4295],{"class":3239},"# Підключити до мережі\n",[3233,4297,4298,4300,4302,4305,4307],{"class":3235,"line":3280},[3233,4299,3247],{"class":3246},[3233,4301,3911],{"class":3250},[3233,4303,4304],{"class":3250}," connect",[3233,4306,4247],{"class":3250},[3233,4308,4309],{"class":3250}," api\n",[3114,4311,4312],{},[3130,4313,4314],{},"Перевірити підключення:",[3224,4316,4318],{"className":3226,"code":4317,"language":3228,"meta":3229,"style":3229},"docker network inspect myapp-network\n",[3118,4319,4320],{"__ignoreMap":3229},[3233,4321,4322,4324,4326,4328],{"class":3235,"line":3236},[3233,4323,3247],{"class":3246},[3233,4325,3911],{"class":3250},[3233,4327,4014],{"class":3250},[3233,4329,3996],{"class":3250},[3114,4331,4332],{},[3130,4333,4334],{},"Вивід (фрагмент):",[3224,4336,4338],{"className":4028,"code":4337,"language":4030,"meta":3229,"style":3229},"\"Containers\": {\n    \"a1b2c3d4...\": {\n        \"Name\": \"web\",\n        \"IPv4Address\": \"172.18.0.2/16\"\n    },\n    \"f6e5d4c3...\": {\n        \"Name\": \"api\",\n        \"IPv4Address\": \"172.18.0.3/16\"\n    }\n}\n",[3118,4339,4340,4347,4354,4365,4375,4380,4387,4398,4407,4411],{"__ignoreMap":3229},[3233,4341,4342,4345],{"class":3235,"line":3236},[3233,4343,4344],{"class":3250},"\"Containers\"",[3233,4346,4089],{"class":3428},[3233,4348,4349,4352],{"class":3235,"line":3243},[3233,4350,4351],{"class":4047},"    \"a1b2c3d4...\"",[3233,4353,4089],{"class":3428},[3233,4355,4356,4358,4360,4363],{"class":3235,"line":3267},[3233,4357,4048],{"class":4047},[3233,4359,4051],{"class":3428},[3233,4361,4362],{"class":3250},"\"web\"",[3233,4364,4057],{"class":3428},[3233,4366,4367,4370,4372],{"class":3235,"line":3274},[3233,4368,4369],{"class":4047},"        \"IPv4Address\"",[3233,4371,4051],{"class":3428},[3233,4373,4374],{"class":3250},"\"172.18.0.2/16\"\n",[3233,4376,4377],{"class":3235,"line":3280},[3233,4378,4379],{"class":3428},"    },\n",[3233,4381,4382,4385],{"class":3235,"line":3559},[3233,4383,4384],{"class":4047},"    \"f6e5d4c3...\"",[3233,4386,4089],{"class":3428},[3233,4388,4389,4391,4393,4396],{"class":3235,"line":3565},[3233,4390,4048],{"class":4047},[3233,4392,4051],{"class":3428},[3233,4394,4395],{"class":3250},"\"api\"",[3233,4397,4057],{"class":3428},[3233,4399,4400,4402,4404],{"class":3235,"line":3571},[3233,4401,4369],{"class":4047},[3233,4403,4051],{"class":3428},[3233,4405,4406],{"class":3250},"\"172.18.0.3/16\"\n",[3233,4408,4409],{"class":3235,"line":3577},[3233,4410,4152],{"class":3428},[3233,4412,4413],{"class":3235,"line":3583},[3233,4414,4415],{"class":3428},"}\n",[3114,4417,4418,4419,4422,4423,4426],{},"Тепер обидва контейнери (",[3118,4420,4421],{},"web"," та ",[3118,4424,4425],{},"api",") знаходяться в одній мережі і можуть спілкуватися.",[3152,4428],{},[3109,4430,4432],{"id":4431},"dns-резолюція-комунікація-за-іменами","DNS-резолюція: комунікація за іменами",[3159,4434,4436],{"id":4435},"проблема-динамічних-ip-адрес","Проблема динамічних IP-адрес",[3114,4438,4439,4440,4442,4443,4446,4447,3205,4449,4452,4453,4456],{},"У попередньому прикладі контейнер ",[3118,4441,4421],{}," отримав IP ",[3118,4444,4445],{},"172.18.0.2",", а ",[3118,4448,4425],{},[3118,4450,4451],{},"172.18.0.3",". Але ці адреси ",[3130,4454,4455],{},"динамічні"," — Docker призначає їх автоматично при запуску контейнера. Якщо ви перезапустите контейнер, він може отримати іншу IP-адресу.",[3114,4458,4459,4462,4463,4465,4466,4468,4469,4471],{},[3130,4460,4461],{},"Проблема:"," Як контейнер ",[3118,4464,4421],{}," має підключитися до ",[3118,4467,4425],{},", якщо IP-адреса ",[3118,4470,4425],{}," може змінитися? Хардкодити IP у конфігурації — антипатерн.",[3114,4473,4474,4477,4478,4481,4482,4485],{},[3130,4475,4476],{},"Рішення:"," Docker надає ",[3130,4479,4480],{},"вбудований DNS-сервер"," для user-defined bridge networks. Контейнери можуть звертатися один до одного за ",[3130,4483,4484],{},"іменами контейнерів"," замість IP-адрес.",[3159,4487,4489],{"id":4488},"як-працює-docker-dns","Як працює Docker DNS",[3114,4491,4492,4493,4496],{},"Коли ви створюєте user-defined bridge network, Docker автоматично запускає вбудований DNS-сервер на адресі ",[3118,4494,4495],{},"127.0.0.11:53"," всередині кожного контейнера. Цей DNS-сервер:",[3173,4498,4499,4505],{},[3176,4500,4501,4504],{},[3130,4502,4503],{},"Резолвить імена контейнерів"," у цій мережі в їхні IP-адреси",[3176,4506,4507,4510,4511,4514],{},[3130,4508,4509],{},"Пересилає зовнішні запити"," (наприклад, ",[3118,4512,4513],{},"google.com",") до DNS-серверів хоста",[3524,4516,4517],{},[3224,4518,4520],{"className":3528,"code":4519,"language":3524,"meta":3229,"style":3229},"sequenceDiagram\n    participant Web as Контейнер \"web\"\n    participant DNS as Docker DNS\u003Cbr/>127.0.0.11\n    participant API as Контейнер \"api\"\n    \n    Web->>DNS: Резолвити \"api\"\n    DNS->>DNS: Пошук у таблиці контейнерів\n    DNS-->>Web: 172.18.0.3\n    Web->>API: HTTP запит до 172.18.0.3\n    API-->>Web: HTTP відповідь\n    \n    style DNS fill:#3b82f6,stroke:#1d4ed8,color:#ffffff\n    style Web fill:#f59e0b,stroke:#b45309,color:#ffffff\n    style API fill:#10b981,stroke:#047857,color:#ffffff\n",[3118,4521,4522,4527,4532,4537,4542,4546,4551,4556,4561,4566,4571,4575,4580,4585],{"__ignoreMap":3229},[3233,4523,4524],{"class":3235,"line":3236},[3233,4525,4526],{},"sequenceDiagram\n",[3233,4528,4529],{"class":3235,"line":3243},[3233,4530,4531],{},"    participant Web as Контейнер \"web\"\n",[3233,4533,4534],{"class":3235,"line":3267},[3233,4535,4536],{},"    participant DNS as Docker DNS\u003Cbr/>127.0.0.11\n",[3233,4538,4539],{"class":3235,"line":3274},[3233,4540,4541],{},"    participant API as Контейнер \"api\"\n",[3233,4543,4544],{"class":3235,"line":3280},[3233,4545,3568],{},[3233,4547,4548],{"class":3235,"line":3559},[3233,4549,4550],{},"    Web->>DNS: Резолвити \"api\"\n",[3233,4552,4553],{"class":3235,"line":3565},[3233,4554,4555],{},"    DNS->>DNS: Пошук у таблиці контейнерів\n",[3233,4557,4558],{"class":3235,"line":3571},[3233,4559,4560],{},"    DNS-->>Web: 172.18.0.3\n",[3233,4562,4563],{"class":3235,"line":3577},[3233,4564,4565],{},"    Web->>API: HTTP запит до 172.18.0.3\n",[3233,4567,4568],{"class":3235,"line":3583},[3233,4569,4570],{},"    API-->>Web: HTTP відповідь\n",[3233,4572,4573],{"class":3235,"line":3589},[3233,4574,3568],{},[3233,4576,4577],{"class":3235,"line":3594},[3233,4578,4579],{},"    style DNS fill:#3b82f6,stroke:#1d4ed8,color:#ffffff\n",[3233,4581,4582],{"class":3235,"line":3599},[3233,4583,4584],{},"    style Web fill:#f59e0b,stroke:#b45309,color:#ffffff\n",[3233,4586,4587],{"class":3235,"line":3605},[3233,4588,4589],{},"    style API fill:#10b981,stroke:#047857,color:#ffffff\n",[3159,4591,4593],{"id":4592},"демонстрація-dns-резолюції","Демонстрація DNS-резолюції",[3114,4595,4596],{},"Запустимо два контейнери у user-defined bridge та перевіримо DNS:",[3224,4598,4600],{"className":3226,"code":4599,"language":3228,"meta":3229,"style":3229},"# Створити мережу\ndocker network create demo-network\n\n# Запустити контейнер \"backend\"\ndocker run -d \\\n  --name backend \\\n  --network demo-network \\\n  nginx:alpine\n\n# Запустити контейнер \"frontend\" та перевірити DNS\ndocker run -it --rm \\\n  --name frontend \\\n  --network demo-network \\\n  alpine sh\n",[3118,4601,4602,4607,4618,4622,4627,4637,4646,4655,4659,4663,4668,4680,4689,4697],{"__ignoreMap":3229},[3233,4603,4604],{"class":3235,"line":3236},[3233,4605,4606],{"class":3239},"# Створити мережу\n",[3233,4608,4609,4611,4613,4615],{"class":3235,"line":3243},[3233,4610,3247],{"class":3246},[3233,4612,3911],{"class":3250},[3233,4614,3993],{"class":3250},[3233,4616,4617],{"class":3250}," demo-network\n",[3233,4619,4620],{"class":3235,"line":3267},[3233,4621,3271],{"emptyLinePlaceholder":3270},[3233,4623,4624],{"class":3235,"line":3274},[3233,4625,4626],{"class":3239},"# Запустити контейнер \"backend\"\n",[3233,4628,4629,4631,4633,4635],{"class":3235,"line":3280},[3233,4630,3247],{"class":3246},[3233,4632,3251],{"class":3250},[3233,4634,4225],{"class":3254},[3233,4636,4229],{"class":4228},[3233,4638,4639,4641,4644],{"class":3235,"line":3559},[3233,4640,4234],{"class":3254},[3233,4642,4643],{"class":3250}," backend",[3233,4645,4229],{"class":4228},[3233,4647,4648,4650,4653],{"class":3235,"line":3565},[3233,4649,4244],{"class":3254},[3233,4651,4652],{"class":3250}," demo-network",[3233,4654,4229],{"class":4228},[3233,4656,4657],{"class":3235,"line":3571},[3233,4658,4254],{"class":3250},[3233,4660,4661],{"class":3235,"line":3577},[3233,4662,3271],{"emptyLinePlaceholder":3270},[3233,4664,4665],{"class":3235,"line":3583},[3233,4666,4667],{"class":3239},"# Запустити контейнер \"frontend\" та перевірити DNS\n",[3233,4669,4670,4672,4674,4676,4678],{"class":3235,"line":3589},[3233,4671,3247],{"class":3246},[3233,4673,3251],{"class":3250},[3233,4675,3255],{"class":3254},[3233,4677,3258],{"class":3254},[3233,4679,4229],{"class":4228},[3233,4681,4682,4684,4687],{"class":3235,"line":3594},[3233,4683,4234],{"class":3254},[3233,4685,4686],{"class":3250}," frontend",[3233,4688,4229],{"class":4228},[3233,4690,4691,4693,4695],{"class":3235,"line":3599},[3233,4692,4244],{"class":3254},[3233,4694,4652],{"class":3250},[3233,4696,4229],{"class":4228},[3233,4698,4699,4702],{"class":3235,"line":3605},[3233,4700,4701],{"class":3250},"  alpine",[3233,4703,3264],{"class":3250},[3114,4705,4706],{},[3130,4707,4708,4709,3380],{},"Всередині контейнера ",[3118,4710,4711],{},"frontend",[3224,4713,4715],{"className":3226,"code":4714,"language":3228,"meta":3229,"style":3229},"# Перевірити резолюцію імені \"backend\"\nnslookup backend\n\n# Вивід:\n# Server:    127.0.0.11\n# Address:   127.0.0.11:53\n# \n# Name:      backend\n# Address:   172.18.0.2\n\n# Перевірити з'єднання через HTTP\nwget -qO- http://backend\n",[3118,4716,4717,4722,4730,4734,4739,4744,4749,4754,4759,4764,4768,4773],{"__ignoreMap":3229},[3233,4718,4719],{"class":3235,"line":3236},[3233,4720,4721],{"class":3239},"# Перевірити резолюцію імені \"backend\"\n",[3233,4723,4724,4727],{"class":3235,"line":3243},[3233,4725,4726],{"class":3246},"nslookup",[3233,4728,4729],{"class":3250}," backend\n",[3233,4731,4732],{"class":3235,"line":3267},[3233,4733,3271],{"emptyLinePlaceholder":3270},[3233,4735,4736],{"class":3235,"line":3274},[3233,4737,4738],{"class":3239},"# Вивід:\n",[3233,4740,4741],{"class":3235,"line":3280},[3233,4742,4743],{"class":3239},"# Server:    127.0.0.11\n",[3233,4745,4746],{"class":3235,"line":3559},[3233,4747,4748],{"class":3239},"# Address:   127.0.0.11:53\n",[3233,4750,4751],{"class":3235,"line":3565},[3233,4752,4753],{"class":3239},"# \n",[3233,4755,4756],{"class":3235,"line":3571},[3233,4757,4758],{"class":3239},"# Name:      backend\n",[3233,4760,4761],{"class":3235,"line":3577},[3233,4762,4763],{"class":3239},"# Address:   172.18.0.2\n",[3233,4765,4766],{"class":3235,"line":3583},[3233,4767,3271],{"emptyLinePlaceholder":3270},[3233,4769,4770],{"class":3235,"line":3589},[3233,4771,4772],{"class":3239},"# Перевірити з'єднання через HTTP\n",[3233,4774,4775,4778,4781],{"class":3235,"line":3594},[3233,4776,4777],{"class":3246},"wget",[3233,4779,4780],{"class":3254}," -qO-",[3233,4782,4783],{"class":3250}," http://backend\n",[3114,4785,4786],{},[3130,4787,4788],{},"Що відбулося:",[3173,4790,4791,4802,4812,4817],{},[3176,4792,4793,4794,4797,4798,4801],{},"Команда ",[3118,4795,4796],{},"nslookup backend"," відправила DNS-запит до ",[3118,4799,4800],{},"127.0.0.11"," (Docker DNS)",[3176,4803,4804,4805,4808,4809],{},"Docker DNS знайшов контейнер з іменем ",[3118,4806,4807],{},"backend"," у мережі ",[3118,4810,4811],{},"demo-network",[3176,4813,4814,4815],{},"DNS повернув IP-адресу ",[3118,4816,4445],{},[3176,4818,4819,4821,4822,4825],{},[3118,4820,4777],{}," підключився до ",[3118,4823,4824],{},"http://backend"," (Docker автоматично резолвив ім'я в IP)",[4827,4828,4829,4832,4833,4836,4837,4839,4840,4843,4844,4846],"warning",{},[3130,4830,4831],{},"Default bridge не підтримує DNS:"," Якщо ви запускаєте контейнери без ",[3118,4834,4835],{},"--network",", вони підключаються до default bridge (",[3118,4838,3495],{},"), де DNS-резолюція імен ",[3130,4841,4842],{},"не працює",". Потрібно використовувати IP-адреси або deprecated ",[3118,4845,3864],{},".",[3159,4848,4850],{"id":4849},"алиаси-мережі-network-aliases","Алиаси мережі (Network Aliases)",[3114,4852,4853,4854,4857,4858,4861],{},"Іноді потрібно, щоб контейнер був доступний під кількома іменами. Наприклад, контейнер з базою даних може мати ім'я ",[3118,4855,4856],{},"postgres-primary",", але ви хочете, щоб він був доступний також як ",[3118,4859,4860],{},"db"," для зручності.",[3114,4863,4864],{},[3130,4865,4866],{},"Додати алиас при запуску:",[3224,4868,4870],{"className":3226,"code":4869,"language":3228,"meta":3229,"style":3229},"docker run -d \\\n  --name postgres-primary \\\n  --network myapp-network \\\n  --network-alias db \\\n  --network-alias database \\\n  postgres:16\n",[3118,4871,4872,4882,4891,4899,4909,4918],{"__ignoreMap":3229},[3233,4873,4874,4876,4878,4880],{"class":3235,"line":3236},[3233,4875,3247],{"class":3246},[3233,4877,3251],{"class":3250},[3233,4879,4225],{"class":3254},[3233,4881,4229],{"class":4228},[3233,4883,4884,4886,4889],{"class":3235,"line":3243},[3233,4885,4234],{"class":3254},[3233,4887,4888],{"class":3250}," postgres-primary",[3233,4890,4229],{"class":4228},[3233,4892,4893,4895,4897],{"class":3235,"line":3267},[3233,4894,4244],{"class":3254},[3233,4896,4247],{"class":3250},[3233,4898,4229],{"class":4228},[3233,4900,4901,4904,4907],{"class":3235,"line":3274},[3233,4902,4903],{"class":3254},"  --network-alias",[3233,4905,4906],{"class":3250}," db",[3233,4908,4229],{"class":4228},[3233,4910,4911,4913,4916],{"class":3235,"line":3280},[3233,4912,4903],{"class":3254},[3233,4914,4915],{"class":3250}," database",[3233,4917,4229],{"class":4228},[3233,4919,4920],{"class":3235,"line":3559},[3233,4921,4922],{"class":3250},"  postgres:16\n",[3114,4924,4925,4926,3395,4928,3395,4930,4846],{},"Тепер контейнер доступний за трьома іменами: ",[3118,4927,4856],{},[3118,4929,4860],{},[3118,4931,4932],{},"database",[3114,4934,4935],{},[3130,4936,4937],{},"Перевірка:",[3224,4939,4941],{"className":3226,"code":4940,"language":3228,"meta":3229,"style":3229},"docker run -it --rm \\\n  --network myapp-network \\\n  alpine sh -c \"nslookup db && nslookup database\"\n",[3118,4942,4943,4955,4963],{"__ignoreMap":3229},[3233,4944,4945,4947,4949,4951,4953],{"class":3235,"line":3236},[3233,4946,3247],{"class":3246},[3233,4948,3251],{"class":3250},[3233,4950,3255],{"class":3254},[3233,4952,3258],{"class":3254},[3233,4954,4229],{"class":4228},[3233,4956,4957,4959,4961],{"class":3235,"line":3243},[3233,4958,4244],{"class":3254},[3233,4960,4247],{"class":3250},[3233,4962,4229],{"class":4228},[3233,4964,4965,4967,4970,4973],{"class":3235,"line":3267},[3233,4966,4701],{"class":3250},[3233,4968,4969],{"class":3250}," sh",[3233,4971,4972],{"class":3254}," -c",[3233,4974,4975],{"class":3250}," \"nslookup db && nslookup database\"\n",[3114,4977,4978],{},"Обидва запити повернуть ту саму IP-адресу.",[3152,4980],{},[3109,4982,4984],{"id":4983},"порти-та-port-mapping","Порти та Port Mapping",[3159,4986,4988],{"id":4987},"проблема-доступу-ззовні","Проблема доступу ззовні",[3114,4990,4991,4992,4994,4995,4998,4999,4846],{},"Контейнери у bridge network можуть спілкуватися між собою через приватні IP-адреси (наприклад, ",[3118,4993,4445],{},"). Але ці адреси ",[3130,4996,4997],{},"недоступні ззовні хоста"," — ви не можете відкрити браузер на своєму комп'ютері та зайти на ",[3118,5000,5001],{},"http://172.18.0.2",[3114,5003,5004,5007,5008,5010],{},[3130,5005,5006],{},"Чому?"," Тому що ",[3118,5009,4171],{}," — це приватна мережа, створена Docker всередині хоста. Зовнішній світ (ваш браузер, інші машини в локальній мережі) не знає про існування цієї мережі.",[3114,5012,5013,5015,5016,5019,5020,5023],{},[3130,5014,4476],{}," Docker надає механізм ",[3130,5017,5018],{},"port mapping"," (проброс портів) — прив'язку порту контейнера до порту хоста. Коли ви відкриваєте ",[3118,5021,5022],{},"http://localhost:8080"," на хості, Docker перенаправляє трафік до контейнера.",[3159,5025,5027],{"id":5026},"синтаксис-port-mapping","Синтаксис Port Mapping",[3114,5029,5030,3308,5033],{},[3130,5031,5032],{},"Формат:",[3118,5034,5035],{},"-p HOST_PORT:CONTAINER_PORT",[3224,5037,5039],{"className":3226,"code":5038,"language":3228,"meta":3229,"style":3229},"# Запустити Nginx, пробросити порт 80 контейнера на порт 8080 хоста\ndocker run -d \\\n  --name web \\\n  -p 8080:80 \\\n  nginx:alpine\n",[3118,5040,5041,5046,5056,5064,5074],{"__ignoreMap":3229},[3233,5042,5043],{"class":3235,"line":3236},[3233,5044,5045],{"class":3239},"# Запустити Nginx, пробросити порт 80 контейнера на порт 8080 хоста\n",[3233,5047,5048,5050,5052,5054],{"class":3235,"line":3243},[3233,5049,3247],{"class":3246},[3233,5051,3251],{"class":3250},[3233,5053,4225],{"class":3254},[3233,5055,4229],{"class":4228},[3233,5057,5058,5060,5062],{"class":3235,"line":3267},[3233,5059,4234],{"class":3254},[3233,5061,4237],{"class":3250},[3233,5063,4229],{"class":4228},[3233,5065,5066,5069,5072],{"class":3235,"line":3274},[3233,5067,5068],{"class":3254},"  -p",[3233,5070,5071],{"class":3250}," 8080:80",[3233,5073,4229],{"class":4228},[3233,5075,5076],{"class":3235,"line":3280},[3233,5077,4254],{"class":3250},[3114,5079,5080],{},[3130,5081,5082],{},"Що відбувається:",[3173,5084,5085,5091,5101],{},[3176,5086,5087,5088],{},"Nginx всередині контейнера слухає на порту ",[3118,5089,5090],{},"80",[3176,5092,5093,5094,5097,5098],{},"Docker створює правило iptables на хості: трафік на ",[3118,5095,5096],{},"localhost:8080"," → перенаправити до ",[3118,5099,5100],{},"172.18.0.2:80",[3176,5102,5103,5104,5106],{},"Ви можете відкрити ",[3118,5105,5022],{}," у браузері — побачите Nginx",[3114,5108,5109],{},[3130,5110,4937],{},[3224,5112,5114],{"className":3226,"code":5113,"language":3228,"meta":3229,"style":3229},"curl http://localhost:8080\n# Вивід: \u003C!DOCTYPE html>\u003Chtml>...\n",[3118,5115,5116,5124],{"__ignoreMap":3229},[3233,5117,5118,5121],{"class":3235,"line":3236},[3233,5119,5120],{"class":3246},"curl",[3233,5122,5123],{"class":3250}," http://localhost:8080\n",[3233,5125,5126],{"class":3235,"line":3243},[3233,5127,5128],{"class":3239},"# Вивід: \u003C!DOCTYPE html>\u003Chtml>...\n",[3159,5130,5132],{"id":5131},"варіації-port-mapping","Варіації Port Mapping",[3114,5134,5135],{},[3130,5136,5137],{},"1. Прив'язка до конкретного інтерфейсу:",[3224,5139,5141],{"className":3226,"code":5140,"language":3228,"meta":3229,"style":3229},"# Слухати лише на localhost (недоступно з інших машин)\ndocker run -d -p 127.0.0.1:8080:80 nginx:alpine\n\n# Слухати на всіх інтерфейсах (доступно з локальної мережі)\ndocker run -d -p 0.0.0.0:8080:80 nginx:alpine\n",[3118,5142,5143,5148,5164,5168,5173],{"__ignoreMap":3229},[3233,5144,5145],{"class":3235,"line":3236},[3233,5146,5147],{"class":3239},"# Слухати лише на localhost (недоступно з інших машин)\n",[3233,5149,5150,5152,5154,5156,5159,5162],{"class":3235,"line":3243},[3233,5151,3247],{"class":3246},[3233,5153,3251],{"class":3250},[3233,5155,4225],{"class":3254},[3233,5157,5158],{"class":3254}," -p",[3233,5160,5161],{"class":3250}," 127.0.0.1:8080:80",[3233,5163,4286],{"class":3250},[3233,5165,5166],{"class":3235,"line":3267},[3233,5167,3271],{"emptyLinePlaceholder":3270},[3233,5169,5170],{"class":3235,"line":3274},[3233,5171,5172],{"class":3239},"# Слухати на всіх інтерфейсах (доступно з локальної мережі)\n",[3233,5174,5175,5177,5179,5181,5183,5186],{"class":3235,"line":3280},[3233,5176,3247],{"class":3246},[3233,5178,3251],{"class":3250},[3233,5180,4225],{"class":3254},[3233,5182,5158],{"class":3254},[3233,5184,5185],{"class":3250}," 0.0.0.0:8080:80",[3233,5187,4286],{"class":3250},[3114,5189,5190],{},[3130,5191,5192],{},"2. Автоматичний вибір порту хоста:",[3224,5194,5196],{"className":3226,"code":5195,"language":3228,"meta":3229,"style":3229},"# Docker сам вибере вільний порт на хості\ndocker run -d -p 80 nginx:alpine\n\n# Подивитися, який порт призначено\ndocker port \u003Ccontainer_id>\n# Вивід: 80/tcp -> 0.0.0.0:32768\n",[3118,5197,5198,5203,5219,5223,5228,5244],{"__ignoreMap":3229},[3233,5199,5200],{"class":3235,"line":3236},[3233,5201,5202],{"class":3239},"# Docker сам вибере вільний порт на хості\n",[3233,5204,5205,5207,5209,5211,5213,5217],{"class":3235,"line":3243},[3233,5206,3247],{"class":3246},[3233,5208,3251],{"class":3250},[3233,5210,4225],{"class":3254},[3233,5212,5158],{"class":3254},[3233,5214,5216],{"class":5215},"sJj4R"," 80",[3233,5218,4286],{"class":3250},[3233,5220,5221],{"class":3235,"line":3267},[3233,5222,3271],{"emptyLinePlaceholder":3270},[3233,5224,5225],{"class":3235,"line":3274},[3233,5226,5227],{"class":3239},"# Подивитися, який порт призначено\n",[3233,5229,5230,5232,5235,5238,5241],{"class":3235,"line":3280},[3233,5231,3247],{"class":3246},[3233,5233,5234],{"class":3250}," port",[3233,5236,5237],{"class":3428}," \u003C",[3233,5239,5240],{"class":3250},"container_i",[3233,5242,5243],{"class":3428},"d>\n",[3233,5245,5246],{"class":3235,"line":3559},[3233,5247,5248],{"class":3239},"# Вивід: 80/tcp -> 0.0.0.0:32768\n",[3114,5250,5251],{},[3130,5252,5253],{},"3. Кілька портів:",[3224,5255,5257],{"className":3226,"code":5256,"language":3228,"meta":3229,"style":3229},"# Пробросити HTTP (80) та HTTPS (443)\ndocker run -d \\\n  -p 8080:80 \\\n  -p 8443:443 \\\n  nginx:alpine\n",[3118,5258,5259,5264,5274,5282,5291],{"__ignoreMap":3229},[3233,5260,5261],{"class":3235,"line":3236},[3233,5262,5263],{"class":3239},"# Пробросити HTTP (80) та HTTPS (443)\n",[3233,5265,5266,5268,5270,5272],{"class":3235,"line":3243},[3233,5267,3247],{"class":3246},[3233,5269,3251],{"class":3250},[3233,5271,4225],{"class":3254},[3233,5273,4229],{"class":4228},[3233,5275,5276,5278,5280],{"class":3235,"line":3267},[3233,5277,5068],{"class":3254},[3233,5279,5071],{"class":3250},[3233,5281,4229],{"class":4228},[3233,5283,5284,5286,5289],{"class":3235,"line":3274},[3233,5285,5068],{"class":3254},[3233,5287,5288],{"class":3250}," 8443:443",[3233,5290,4229],{"class":4228},[3233,5292,5293],{"class":3235,"line":3280},[3233,5294,4254],{"class":3250},[3114,5296,5297],{},[3130,5298,5299],{},"4. UDP-порти:",[3224,5301,5303],{"className":3226,"code":5302,"language":3228,"meta":3229,"style":3229},"# За замовчуванням -p пробросить TCP. Для UDP:\ndocker run -d -p 53:53/udp dns-server\n",[3118,5304,5305,5310],{"__ignoreMap":3229},[3233,5306,5307],{"class":3235,"line":3236},[3233,5308,5309],{"class":3239},"# За замовчуванням -p пробросить TCP. Для UDP:\n",[3233,5311,5312,5314,5316,5318,5320,5323],{"class":3235,"line":3243},[3233,5313,3247],{"class":3246},[3233,5315,3251],{"class":3250},[3233,5317,4225],{"class":3254},[3233,5319,5158],{"class":3254},[3233,5321,5322],{"class":3250}," 53:53/udp",[3233,5324,5325],{"class":3250}," dns-server\n",[3159,5327,5329],{"id":5328},"переглянути-проброшені-порти","Переглянути проброшені порти",[3224,5331,5333],{"className":3226,"code":5332,"language":3228,"meta":3229,"style":3229},"# Для конкретного контейнера\ndocker port web\n\n# Вивід:\n# 80/tcp -> 0.0.0.0:8080\n",[3118,5334,5335,5340,5349,5353,5357],{"__ignoreMap":3229},[3233,5336,5337],{"class":3235,"line":3236},[3233,5338,5339],{"class":3239},"# Для конкретного контейнера\n",[3233,5341,5342,5344,5346],{"class":3235,"line":3243},[3233,5343,3247],{"class":3246},[3233,5345,5234],{"class":3250},[3233,5347,5348],{"class":3250}," web\n",[3233,5350,5351],{"class":3235,"line":3267},[3233,5352,3271],{"emptyLinePlaceholder":3270},[3233,5354,5355],{"class":3235,"line":3274},[3233,5356,4738],{"class":3239},[3233,5358,5359],{"class":3235,"line":3280},[3233,5360,5361],{"class":3239},"# 80/tcp -> 0.0.0.0:8080\n",[3114,5363,5364,5365,3380],{},"Або через ",[3118,5366,5367],{},"docker ps",[3224,5369,5371],{"className":3226,"code":5370,"language":3228,"meta":3229,"style":3229},"docker ps\n",[3118,5372,5373],{"__ignoreMap":3229},[3233,5374,5375,5377],{"class":3235,"line":3236},[3233,5376,3247],{"class":3246},[3233,5378,5379],{"class":3250}," ps\n",[3114,5381,5382],{},[3130,5383,3919],{},[3296,5385,5387,5396,5399,5416],{"title":5386},"Контейнери з пробросом портів",[3300,5388,5390,3308,5393],{"className":5389},[3235],[3233,5391,3450],{"className":5392},[3306],[3130,5394,5367],{"className":5395},[3312],[3300,5397],{"className":5398},[3235],[3300,5400,5402,5406,5407,5411,5412],{"className":5401},[3235],[3233,5403,5405],{"className":5404},[3323,3312],"CONTAINER ID","   ",[3233,5408,5410],{"className":5409},[3323,3312],"IMAGE","          ",[3233,5413,5415],{"className":5414},[3323,3312],"PORTS",[3300,5417,5419,5420],{"className":5418},[3235],"a1b2c3d4e5f6   nginx:alpine   ",[3233,5421,5423],{"className":5422},[3333,3312],"0.0.0.0:8080->80/tcp",[3674,5425,5426,5429],{},[3130,5427,5428],{},"Best Practice:"," У production використовуйте reverse proxy (Nginx, Traefik) на хості для маршрутизації трафіку до контейнерів замість прямого проброса портів. Це дає SSL termination, load balancing, та кращу безпеку.",[3152,5431],{},[3109,5433,5435],{"id":5434},"host-network-мінімальна-ізоляція","Host Network: мінімальна ізоляція",[3159,5437,5439],{"id":5438},"коли-потрібен-host-network","Коли потрібен Host Network",[3114,5441,5442,5445,5446,5449],{},[3130,5443,5444],{},"Host network"," — це режим, у якому контейнер ",[3130,5447,5448],{},"не отримує власний network namespace",". Замість цього контейнер використовує мережевий стек хоста безпосередньо. Це означає:",[3173,5451,5452,5464,5470],{},[3176,5453,5454,3205,5457,3395,5459,3395,5461,5463],{},[3130,5455,5456],{},"Контейнер бачить всі мережеві інтерфейси хоста",[3118,5458,3198],{},[3118,5460,3394],{},[3118,5462,3495],{},", тощо",[3176,5465,5466,5469],{},[3130,5467,5468],{},"Контейнер слухає на портах хоста безпосередньо"," — немає port mapping, немає NAT",[3176,5471,5472,5475],{},[3130,5473,5474],{},"Немає мережевої ізоляції"," — контейнер має повний доступ до мережі хоста",[3114,5477,5478],{},[3130,5479,3883],{},[3361,5481,5482,5488,5494],{},[3176,5483,5484,5487],{},[3130,5485,5486],{},"Максимальна продуктивність"," — немає overhead від NAT та bridge",[3176,5489,5490,5493],{},[3130,5491,5492],{},"Мінімальна латентність"," — пакети не проходять через veth pair та bridge",[3176,5495,5496,5499],{},[3130,5497,5498],{},"Доступ до всіх інтерфейсів"," — корисно для мережевих утиліт (tcpdump, nmap)",[3114,5501,5502],{},[3130,5503,5504],{},"Недоліки:",[3361,5506,5507,5513,5519],{},[3176,5508,5509,5512],{},[3130,5510,5511],{},"Немає ізоляції"," — контейнер може конфліктувати з процесами хоста за порти",[3176,5514,5515,5518],{},[3130,5516,5517],{},"Немає портабельності"," — конфігурація залежить від мережі хоста",[3176,5520,5521,5524],{},[3130,5522,5523],{},"Безпека"," — контейнер має доступ до всієї мережевої активності хоста",[3159,5526,5528],{"id":5527},"використання-host-network","Використання Host Network",[3114,5530,5531],{},[3130,5532,5533],{},"Запустити контейнер у host network:",[3224,5535,5537],{"className":3226,"code":5536,"language":3228,"meta":3229,"style":3229},"docker run -d \\\n  --name web-host \\\n  --network host \\\n  nginx:alpine\n",[3118,5538,5539,5549,5558,5567],{"__ignoreMap":3229},[3233,5540,5541,5543,5545,5547],{"class":3235,"line":3236},[3233,5542,3247],{"class":3246},[3233,5544,3251],{"class":3250},[3233,5546,4225],{"class":3254},[3233,5548,4229],{"class":4228},[3233,5550,5551,5553,5556],{"class":3235,"line":3243},[3233,5552,4234],{"class":3254},[3233,5554,5555],{"class":3250}," web-host",[3233,5557,4229],{"class":4228},[3233,5559,5560,5562,5565],{"class":3235,"line":3267},[3233,5561,4244],{"class":3254},[3233,5563,5564],{"class":3250}," host",[3233,5566,4229],{"class":4228},[3233,5568,5569],{"class":3235,"line":3274},[3233,5570,4254],{"class":3250},[3114,5572,5573],{},[3130,5574,5082],{},[3173,5576,5577,5581,5591],{},[3176,5578,5087,5579],{},[3118,5580,5090],{},[3176,5582,5583,5584,5586,5587,5590],{},"Цей порт ",[3118,5585,5090],{}," — це ",[3130,5588,5589],{},"порт хоста",", а не контейнера",[3176,5592,5593,5594,5597],{},"Немає потреби в ",[3118,5595,5596],{},"-p 8080:80"," — контейнер вже на хості",[3114,5599,5600],{},[3130,5601,4937],{},[3224,5603,5605],{"className":3226,"code":5604,"language":3228,"meta":3229,"style":3229},"# На хості (не всередині контейнера)\ncurl http://localhost:80\n# Вивід: \u003C!DOCTYPE html>\u003Chtml>...\n\n# Подивитися процеси, що слухають на порту 80\nsudo netstat -tlnp | grep :80\n# Вивід: tcp  0  0.0.0.0:80  0.0.0.0:*  LISTEN  12345/nginx\n",[3118,5606,5607,5612,5619,5623,5627,5632,5650],{"__ignoreMap":3229},[3233,5608,5609],{"class":3235,"line":3236},[3233,5610,5611],{"class":3239},"# На хості (не всередині контейнера)\n",[3233,5613,5614,5616],{"class":3235,"line":3243},[3233,5615,5120],{"class":3246},[3233,5617,5618],{"class":3250}," http://localhost:80\n",[3233,5620,5621],{"class":3235,"line":3267},[3233,5622,5128],{"class":3239},[3233,5624,5625],{"class":3235,"line":3274},[3233,5626,3271],{"emptyLinePlaceholder":3270},[3233,5628,5629],{"class":3235,"line":3280},[3233,5630,5631],{"class":3239},"# Подивитися процеси, що слухають на порту 80\n",[3233,5633,5634,5637,5640,5643,5645,5647],{"class":3235,"line":3559},[3233,5635,5636],{"class":3246},"sudo",[3233,5638,5639],{"class":3250}," netstat",[3233,5641,5642],{"class":3254}," -tlnp",[3233,5644,3429],{"class":3428},[3233,5646,3432],{"class":3246},[3233,5648,5649],{"class":3250}," :80\n",[3233,5651,5652],{"class":3235,"line":3565},[3233,5653,5654],{"class":3239},"# Вивід: tcp  0  0.0.0.0:80  0.0.0.0:*  LISTEN  12345/nginx\n",[3114,5656,5657],{},[3130,5658,5659],{},"Порівняння з bridge:",[3224,5661,5663],{"className":3226,"code":5662,"language":3228,"meta":3229,"style":3229},"# Всередині контейнера з host network\ndocker exec web-host ip addr show\n\n# Вивід: ТІ Ж інтерфейси, що й на хості\n# eth0, wlan0, docker0, lo — все доступно\n",[3118,5664,5665,5670,5686,5690,5695],{"__ignoreMap":3229},[3233,5666,5667],{"class":3235,"line":3236},[3233,5668,5669],{"class":3239},"# Всередині контейнера з host network\n",[3233,5671,5672,5674,5677,5679,5682,5684],{"class":3235,"line":3243},[3233,5673,3247],{"class":3246},[3233,5675,5676],{"class":3250}," exec",[3233,5678,5555],{"class":3250},[3233,5680,5681],{"class":3250}," ip",[3233,5683,3286],{"class":3250},[3233,5685,3289],{"class":3250},[3233,5687,5688],{"class":3235,"line":3267},[3233,5689,3271],{"emptyLinePlaceholder":3270},[3233,5691,5692],{"class":3235,"line":3274},[3233,5693,5694],{"class":3239},"# Вивід: ТІ Ж інтерфейси, що й на хості\n",[3233,5696,5697],{"class":3235,"line":3280},[3233,5698,5699],{"class":3239},"# eth0, wlan0, docker0, lo — все доступно\n",[4827,5701,5702,5705],{},[3130,5703,5704],{},"Конфлікт портів:"," Якщо на хості вже працює процес на порту 80 (наприклад, Apache), контейнер з Nginx не зможе запуститися — отримаєте помилку \"address already in use\".",[3159,5707,5709],{"id":5708},"коли-використовувати-host-network","Коли використовувати Host Network",[3114,5711,5712],{},[3130,5713,5714],{},"Рекомендовані сценарії:",[3173,5716,5717,5723,5729],{},[3176,5718,5719,5722],{},[3130,5720,5721],{},"Високопродуктивні мережеві додатки"," — коли кожна мілісекунда латентності критична (HFT, real-time streaming)",[3176,5724,5725,5728],{},[3130,5726,5727],{},"Мережеві утиліти"," — tcpdump, Wireshark, nmap, що потребують доступу до всіх інтерфейсів",[3176,5730,5731,5734],{},[3130,5732,5733],{},"Legacy додатки"," — які очікують конкретні мережеві налаштування хоста",[3114,5736,5737],{},[3130,5738,5739],{},"НЕ рекомендується:",[3173,5741,5742,5748,5754],{},[3176,5743,5744,5747],{},[3130,5745,5746],{},"Multi-container застосунки"," — конфлікти портів між контейнерами",[3176,5749,5750,5753],{},[3130,5751,5752],{},"Production web-сервіси"," — втрата ізоляції та портабельності",[3176,5755,5756,5759],{},[3130,5757,5758],{},"Розробка"," — bridge з DNS зручніший для локальної розробки",[3674,5761,5762,5765,5766,5768],{},[3130,5763,5764],{},"Альтернатива:"," Якщо вам потрібна висока продуктивність, але ви хочете зберегти ізоляцію, розгляньте ",[3130,5767,3773],{}," network — контейнер отримує власну MAC-адресу та виглядає як окремий фізичний пристрій у мережі.",[3152,5770],{},[3109,5772,5774],{"id":5773},"практичний-приклад-multi-container-застосунок","Практичний приклад: Multi-container застосунок",[3114,5776,5777],{},"Тепер застосуємо знання на практиці. Побудуємо типовий веб-застосунок з трьома компонентами:",[3173,5779,5780,5786,5792],{},[3176,5781,5782,5785],{},[3130,5783,5784],{},"Frontend"," — Nginx, що віддає статичні файли та проксує API-запити",[3176,5787,5788,5791],{},[3130,5789,5790],{},"Backend"," — .NET Web API",[3176,5793,5794,5797],{},[3130,5795,5796],{},"Database"," — PostgreSQL",[3114,5799,5800],{},[3130,5801,5802],{},"Вимоги до мережі:",[3361,5804,5805,5811,5814],{},[3176,5806,5807,5808],{},"Frontend має бути доступний ззовні на порту ",[3118,5809,5810],{},"8080",[3176,5812,5813],{},"Backend має бути доступний лише для Frontend (не ззовні)",[3176,5815,5816],{},"Database має бути доступна лише для Backend (не ззовні, не для Frontend)",[3159,5818,5820],{"id":5819},"архітектура-мережі","Архітектура мережі",[3114,5822,5823],{},"Створимо дві bridge-мережі для ізоляції:",[3173,5825,5826,5832],{},[3176,5827,5828,5831],{},[3130,5829,5830],{},"frontend-network"," — з'єднує Frontend та Backend",[3176,5833,5834,5837],{},[3130,5835,5836],{},"backend-network"," — з'єднує Backend та Database",[3524,5839,5840],{},[3224,5841,5843],{"className":3528,"code":5842,"language":3524,"meta":3229,"style":3229},"graph TB\n    subgraph Internet[\"Зовнішній світ\"]\n        User[Користувач\u003Cbr/>браузер]\n    end\n    \n    subgraph Host[\"Хост-машина\"]\n        Port8080[\":8080\"]\n    end\n    \n    subgraph FrontendNet[\"frontend-network\"]\n        Frontend[Frontend\u003Cbr/>Nginx:80]\n        Backend1[Backend\u003Cbr/>.NET API:5000]\n    end\n    \n    subgraph BackendNet[\"backend-network\"]\n        Backend2[Backend\u003Cbr/>.NET API:5000]\n        Database[Database\u003Cbr/>PostgreSQL:5432]\n    end\n    \n    User -->|HTTP| Port8080\n    Port8080 -->|port mapping| Frontend\n    Frontend -->|http://backend:5000| Backend1\n    Backend1 -.->|той самий контейнер| Backend2\n    Backend2 -->|postgres://db:5432| Database\n    \n    style Frontend fill:#3b82f6,stroke:#1d4ed8,color:#ffffff\n    style Backend1 fill:#10b981,stroke:#047857,color:#ffffff\n    style Backend2 fill:#10b981,stroke:#047857,color:#ffffff\n    style Database fill:#f59e0b,stroke:#b45309,color:#ffffff\n",[3118,5844,5845,5850,5855,5860,5864,5868,5872,5877,5881,5885,5890,5895,5900,5904,5908,5913,5918,5923,5927,5931,5936,5942,5948,5954,5960,5965,5971,5977,5983],{"__ignoreMap":3229},[3233,5846,5847],{"class":3235,"line":3236},[3233,5848,5849],{},"graph TB\n",[3233,5851,5852],{"class":3235,"line":3243},[3233,5853,5854],{},"    subgraph Internet[\"Зовнішній світ\"]\n",[3233,5856,5857],{"class":3235,"line":3267},[3233,5858,5859],{},"        User[Користувач\u003Cbr/>браузер]\n",[3233,5861,5862],{"class":3235,"line":3274},[3233,5863,3562],{},[3233,5865,5866],{"class":3235,"line":3280},[3233,5867,3568],{},[3233,5869,5870],{"class":3235,"line":3559},[3233,5871,3541],{},[3233,5873,5874],{"class":3235,"line":3565},[3233,5875,5876],{},"        Port8080[\":8080\"]\n",[3233,5878,5879],{"class":3235,"line":3571},[3233,5880,3562],{},[3233,5882,5883],{"class":3235,"line":3577},[3233,5884,3568],{},[3233,5886,5887],{"class":3235,"line":3583},[3233,5888,5889],{},"    subgraph FrontendNet[\"frontend-network\"]\n",[3233,5891,5892],{"class":3235,"line":3589},[3233,5893,5894],{},"        Frontend[Frontend\u003Cbr/>Nginx:80]\n",[3233,5896,5897],{"class":3235,"line":3594},[3233,5898,5899],{},"        Backend1[Backend\u003Cbr/>.NET API:5000]\n",[3233,5901,5902],{"class":3235,"line":3599},[3233,5903,3562],{},[3233,5905,5906],{"class":3235,"line":3605},[3233,5907,3568],{},[3233,5909,5910],{"class":3235,"line":3611},[3233,5911,5912],{},"    subgraph BackendNet[\"backend-network\"]\n",[3233,5914,5915],{"class":3235,"line":3617},[3233,5916,5917],{},"        Backend2[Backend\u003Cbr/>.NET API:5000]\n",[3233,5919,5920],{"class":3235,"line":3622},[3233,5921,5922],{},"        Database[Database\u003Cbr/>PostgreSQL:5432]\n",[3233,5924,5925],{"class":3235,"line":3628},[3233,5926,3562],{},[3233,5928,5929],{"class":3235,"line":3634},[3233,5930,3568],{},[3233,5932,5933],{"class":3235,"line":3640},[3233,5934,5935],{},"    User -->|HTTP| Port8080\n",[3233,5937,5939],{"class":3235,"line":5938},21,[3233,5940,5941],{},"    Port8080 -->|port mapping| Frontend\n",[3233,5943,5945],{"class":3235,"line":5944},22,[3233,5946,5947],{},"    Frontend -->|http://backend:5000| Backend1\n",[3233,5949,5951],{"class":3235,"line":5950},23,[3233,5952,5953],{},"    Backend1 -.->|той самий контейнер| Backend2\n",[3233,5955,5957],{"class":3235,"line":5956},24,[3233,5958,5959],{},"    Backend2 -->|postgres://db:5432| Database\n",[3233,5961,5963],{"class":3235,"line":5962},25,[3233,5964,3568],{},[3233,5966,5968],{"class":3235,"line":5967},26,[3233,5969,5970],{},"    style Frontend fill:#3b82f6,stroke:#1d4ed8,color:#ffffff\n",[3233,5972,5974],{"class":3235,"line":5973},27,[3233,5975,5976],{},"    style Backend1 fill:#10b981,stroke:#047857,color:#ffffff\n",[3233,5978,5980],{"class":3235,"line":5979},28,[3233,5981,5982],{},"    style Backend2 fill:#10b981,stroke:#047857,color:#ffffff\n",[3233,5984,5986],{"class":3235,"line":5985},29,[3233,5987,5988],{},"    style Database fill:#f59e0b,stroke:#b45309,color:#ffffff\n",[3114,5990,5991],{},[3130,5992,5993],{},"Пояснення архітектури:",[3361,5995,5996,6002,6008],{},[3176,5997,5998,6001],{},[3130,5999,6000],{},"Backend підключений до двох мереж"," — може спілкуватися і з Frontend, і з Database",[3176,6003,6004,6007],{},[3130,6005,6006],{},"Frontend не бачить Database"," — вони в різних мережах без спільних контейнерів",[3176,6009,6010,6013],{},[3130,6011,6012],{},"Database ізольована"," — доступна лише через Backend",[3159,6015,6017],{"id":6016},"крок-1-створення-мереж","Крок 1: Створення мереж",[3224,6019,6021],{"className":3226,"code":6020,"language":3228,"meta":3229,"style":3229},"# Створити frontend-network\ndocker network create frontend-network\n\n# Створити backend-network\ndocker network create backend-network\n",[3118,6022,6023,6028,6039,6043,6048],{"__ignoreMap":3229},[3233,6024,6025],{"class":3235,"line":3236},[3233,6026,6027],{"class":3239},"# Створити frontend-network\n",[3233,6029,6030,6032,6034,6036],{"class":3235,"line":3243},[3233,6031,3247],{"class":3246},[3233,6033,3911],{"class":3250},[3233,6035,3993],{"class":3250},[3233,6037,6038],{"class":3250}," frontend-network\n",[3233,6040,6041],{"class":3235,"line":3267},[3233,6042,3271],{"emptyLinePlaceholder":3270},[3233,6044,6045],{"class":3235,"line":3274},[3233,6046,6047],{"class":3239},"# Створити backend-network\n",[3233,6049,6050,6052,6054,6056],{"class":3235,"line":3280},[3233,6051,3247],{"class":3246},[3233,6053,3911],{"class":3250},[3233,6055,3993],{"class":3250},[3233,6057,6058],{"class":3250}," backend-network\n",[3159,6060,6062],{"id":6061},"крок-2-запуск-database","Крок 2: Запуск Database",[3224,6064,6066],{"className":3226,"code":6065,"language":3228,"meta":3229,"style":3229},"# Запустити PostgreSQL у backend-network\ndocker run -d \\\n  --name db \\\n  --network backend-network \\\n  -e POSTGRES_PASSWORD=mysecret \\\n  -e POSTGRES_DB=myapp \\\n  postgres:16\n",[3118,6067,6068,6073,6083,6091,6100,6110,6119],{"__ignoreMap":3229},[3233,6069,6070],{"class":3235,"line":3236},[3233,6071,6072],{"class":3239},"# Запустити PostgreSQL у backend-network\n",[3233,6074,6075,6077,6079,6081],{"class":3235,"line":3243},[3233,6076,3247],{"class":3246},[3233,6078,3251],{"class":3250},[3233,6080,4225],{"class":3254},[3233,6082,4229],{"class":4228},[3233,6084,6085,6087,6089],{"class":3235,"line":3267},[3233,6086,4234],{"class":3254},[3233,6088,4906],{"class":3250},[3233,6090,4229],{"class":4228},[3233,6092,6093,6095,6098],{"class":3235,"line":3274},[3233,6094,4244],{"class":3254},[3233,6096,6097],{"class":3250}," backend-network",[3233,6099,4229],{"class":4228},[3233,6101,6102,6105,6108],{"class":3235,"line":3280},[3233,6103,6104],{"class":3254},"  -e",[3233,6106,6107],{"class":3250}," POSTGRES_PASSWORD=mysecret",[3233,6109,4229],{"class":4228},[3233,6111,6112,6114,6117],{"class":3235,"line":3559},[3233,6113,6104],{"class":3254},[3233,6115,6116],{"class":3250}," POSTGRES_DB=myapp",[3233,6118,4229],{"class":4228},[3233,6120,6121],{"class":3235,"line":3565},[3233,6122,4922],{"class":3250},[3114,6124,6125,6128,6129,6131,6132,6134,6135,6137],{},[3130,6126,6127],{},"Важливо:"," Контейнер ",[3118,6130,4860],{}," доступний за іменем ",[3118,6133,4860],{}," всередині ",[3118,6136,5836],{},". Немає проброса портів — база недоступна ззовні.",[3159,6139,6141],{"id":6140},"крок-3-запуск-backend","Крок 3: Запуск Backend",[3224,6143,6145],{"className":3226,"code":6144,"language":3228,"meta":3229,"style":3229},"# Запустити .NET API\ndocker run -d \\\n  --name backend \\\n  --network frontend-network \\\n  -e ConnectionStrings__Default=\"Host=db;Database=myapp;Username=postgres;Password=mysecret\" \\\n  myapp-api:latest\n\n# Підключити backend до другої мережі (backend-network)\ndocker network connect backend-network backend\n",[3118,6146,6147,6152,6162,6170,6179,6188,6193,6197,6202],{"__ignoreMap":3229},[3233,6148,6149],{"class":3235,"line":3236},[3233,6150,6151],{"class":3239},"# Запустити .NET API\n",[3233,6153,6154,6156,6158,6160],{"class":3235,"line":3243},[3233,6155,3247],{"class":3246},[3233,6157,3251],{"class":3250},[3233,6159,4225],{"class":3254},[3233,6161,4229],{"class":4228},[3233,6163,6164,6166,6168],{"class":3235,"line":3267},[3233,6165,4234],{"class":3254},[3233,6167,4643],{"class":3250},[3233,6169,4229],{"class":4228},[3233,6171,6172,6174,6177],{"class":3235,"line":3274},[3233,6173,4244],{"class":3254},[3233,6175,6176],{"class":3250}," frontend-network",[3233,6178,4229],{"class":4228},[3233,6180,6181,6183,6186],{"class":3235,"line":3280},[3233,6182,6104],{"class":3254},[3233,6184,6185],{"class":3250}," ConnectionStrings__Default=\"Host=db;Database=myapp;Username=postgres;Password=mysecret\"",[3233,6187,4229],{"class":4228},[3233,6189,6190],{"class":3235,"line":3559},[3233,6191,6192],{"class":3250},"  myapp-api:latest\n",[3233,6194,6195],{"class":3235,"line":3565},[3233,6196,3271],{"emptyLinePlaceholder":3270},[3233,6198,6199],{"class":3235,"line":3571},[3233,6200,6201],{"class":3239},"# Підключити backend до другої мережі (backend-network)\n",[3233,6203,6204,6206,6208,6210,6212],{"class":3235,"line":3577},[3233,6205,3247],{"class":3246},[3233,6207,3911],{"class":3250},[3233,6209,4304],{"class":3250},[3233,6211,6097],{"class":3250},[3233,6213,4729],{"class":3250},[3114,6215,6216],{},[3130,6217,6218],{},"Пояснення:",[3361,6220,6221,6227,6233],{},[3176,6222,6223,6224,6226],{},"Backend запущений у ",[3118,6225,5830],{}," (може спілкуватися з Frontend)",[3176,6228,6229,6230,6232],{},"Потім підключений до ",[3118,6231,5836],{}," (може спілкуватися з Database)",[3176,6234,6235,6236,6239],{},"Connection string використовує ",[3118,6237,6238],{},"Host=db"," — Docker DNS резолвить це в IP PostgreSQL",[3159,6241,6243],{"id":6242},"крок-4-запуск-frontend","Крок 4: Запуск Frontend",[3224,6245,6247],{"className":3226,"code":6246,"language":3228,"meta":3229,"style":3229},"# Запустити Nginx у frontend-network\ndocker run -d \\\n  --name frontend \\\n  --network frontend-network \\\n  -p 8080:80 \\\n  myapp-frontend:latest\n",[3118,6248,6249,6254,6264,6272,6280,6288],{"__ignoreMap":3229},[3233,6250,6251],{"class":3235,"line":3236},[3233,6252,6253],{"class":3239},"# Запустити Nginx у frontend-network\n",[3233,6255,6256,6258,6260,6262],{"class":3235,"line":3243},[3233,6257,3247],{"class":3246},[3233,6259,3251],{"class":3250},[3233,6261,4225],{"class":3254},[3233,6263,4229],{"class":4228},[3233,6265,6266,6268,6270],{"class":3235,"line":3267},[3233,6267,4234],{"class":3254},[3233,6269,4686],{"class":3250},[3233,6271,4229],{"class":4228},[3233,6273,6274,6276,6278],{"class":3235,"line":3274},[3233,6275,4244],{"class":3254},[3233,6277,6176],{"class":3250},[3233,6279,4229],{"class":4228},[3233,6281,6282,6284,6286],{"class":3235,"line":3280},[3233,6283,5068],{"class":3254},[3233,6285,5071],{"class":3250},[3233,6287,4229],{"class":4228},[3233,6289,6290],{"class":3235,"line":3559},[3233,6291,6292],{"class":3250},"  myapp-frontend:latest\n",[3114,6294,6295,6298,6299,3847],{},[3130,6296,6297],{},"Конфігурація Nginx"," (всередині образу ",[3118,6300,6301],{},"myapp-frontend",[3224,6303,6307],{"className":6304,"code":6305,"language":6306,"meta":3229,"style":3229},"language-nginx shiki shiki-themes light-plus dark-plus dark-plus","server {\n    listen 80;\n    \n    # Статичні файли\n    location / {\n        root /usr/share/nginx/html;\n        try_files $uri $uri/ /index.html;\n    }\n    \n    # Проксування API-запитів до Backend\n    location /api/ {\n        proxy_pass http://backend:5000/;\n        proxy_set_header Host $host;\n        proxy_set_header X-Real-IP $remote_addr;\n    }\n}\n","nginx",[3118,6308,6309,6314,6319,6323,6328,6333,6338,6343,6347,6351,6356,6361,6366,6371,6376,6380],{"__ignoreMap":3229},[3233,6310,6311],{"class":3235,"line":3236},[3233,6312,6313],{},"server {\n",[3233,6315,6316],{"class":3235,"line":3243},[3233,6317,6318],{},"    listen 80;\n",[3233,6320,6321],{"class":3235,"line":3267},[3233,6322,3568],{},[3233,6324,6325],{"class":3235,"line":3274},[3233,6326,6327],{},"    # Статичні файли\n",[3233,6329,6330],{"class":3235,"line":3280},[3233,6331,6332],{},"    location / {\n",[3233,6334,6335],{"class":3235,"line":3559},[3233,6336,6337],{},"        root /usr/share/nginx/html;\n",[3233,6339,6340],{"class":3235,"line":3565},[3233,6341,6342],{},"        try_files $uri $uri/ /index.html;\n",[3233,6344,6345],{"class":3235,"line":3571},[3233,6346,4152],{},[3233,6348,6349],{"class":3235,"line":3577},[3233,6350,3568],{},[3233,6352,6353],{"class":3235,"line":3583},[3233,6354,6355],{},"    # Проксування API-запитів до Backend\n",[3233,6357,6358],{"class":3235,"line":3589},[3233,6359,6360],{},"    location /api/ {\n",[3233,6362,6363],{"class":3235,"line":3594},[3233,6364,6365],{},"        proxy_pass http://backend:5000/;\n",[3233,6367,6368],{"class":3235,"line":3599},[3233,6369,6370],{},"        proxy_set_header Host $host;\n",[3233,6372,6373],{"class":3235,"line":3605},[3233,6374,6375],{},"        proxy_set_header X-Real-IP $remote_addr;\n",[3233,6377,6378],{"class":3235,"line":3611},[3233,6379,4152],{},[3233,6381,6382],{"class":3235,"line":3617},[3233,6383,4415],{},[3114,6385,6386],{},[3130,6387,5082],{},[3361,6389,6390,6396,6405],{},[3176,6391,6392,6393,6395],{},"Nginx слухає на порту ",[3118,6394,5090],{}," всередині контейнера",[3176,6397,6398,6399,6401,6402,6404],{},"Порт ",[3118,6400,5090],{}," пробросено на ",[3118,6403,5810],{}," хоста",[3176,6406,6407,6408,6411,6412,6415,6416],{},"Запити до ",[3118,6409,6410],{},"/api/*"," проксуються до ",[3118,6413,6414],{},"http://backend:5000"," — Docker DNS резолвить ",[3118,6417,4807],{},[3159,6419,6421],{"id":6420},"крок-5-перевірка","Крок 5: Перевірка",[3224,6423,6425],{"className":3226,"code":6424,"language":3228,"meta":3229,"style":3229},"# Відкрити у браузері\ncurl http://localhost:8080\n\n# Перевірити API через Frontend\ncurl http://localhost:8080/api/health\n\n# Спробувати підключитися до Database ззовні (має не вдатися)\npsql -h localhost -U postgres -d myapp\n# Помилка: Connection refused (порт не пробросено)\n",[3118,6426,6427,6432,6438,6442,6447,6454,6458,6463,6485],{"__ignoreMap":3229},[3233,6428,6429],{"class":3235,"line":3236},[3233,6430,6431],{"class":3239},"# Відкрити у браузері\n",[3233,6433,6434,6436],{"class":3235,"line":3243},[3233,6435,5120],{"class":3246},[3233,6437,5123],{"class":3250},[3233,6439,6440],{"class":3235,"line":3267},[3233,6441,3271],{"emptyLinePlaceholder":3270},[3233,6443,6444],{"class":3235,"line":3274},[3233,6445,6446],{"class":3239},"# Перевірити API через Frontend\n",[3233,6448,6449,6451],{"class":3235,"line":3280},[3233,6450,5120],{"class":3246},[3233,6452,6453],{"class":3250}," http://localhost:8080/api/health\n",[3233,6455,6456],{"class":3235,"line":3559},[3233,6457,3271],{"emptyLinePlaceholder":3270},[3233,6459,6460],{"class":3235,"line":3565},[3233,6461,6462],{"class":3239},"# Спробувати підключитися до Database ззовні (має не вдатися)\n",[3233,6464,6465,6468,6471,6474,6477,6480,6482],{"class":3235,"line":3571},[3233,6466,6467],{"class":3246},"psql",[3233,6469,6470],{"class":3254}," -h",[3233,6472,6473],{"class":3250}," localhost",[3233,6475,6476],{"class":3254}," -U",[3233,6478,6479],{"class":3250}," postgres",[3233,6481,4225],{"class":3254},[3233,6483,6484],{"class":3250}," myapp\n",[3233,6486,6487],{"class":3235,"line":3577},[3233,6488,6489],{"class":3239},"# Помилка: Connection refused (порт не пробросено)\n",[3114,6491,6492],{},[3130,6493,6494],{},"Перевірка ізоляції:",[3224,6496,6498],{"className":3226,"code":6497,"language":3228,"meta":3229,"style":3229},"# Frontend НЕ може підключитися до Database\ndocker exec frontend ping db\n# Помилка: bad address 'db' (немає в frontend-network)\n\n# Backend МОЖЕ підключитися до Database\ndocker exec backend ping db\n# Успіх: PING db (172.19.0.2)\n",[3118,6499,6500,6505,6519,6524,6528,6533,6545],{"__ignoreMap":3229},[3233,6501,6502],{"class":3235,"line":3236},[3233,6503,6504],{"class":3239},"# Frontend НЕ може підключитися до Database\n",[3233,6506,6507,6509,6511,6513,6516],{"class":3235,"line":3243},[3233,6508,3247],{"class":3246},[3233,6510,5676],{"class":3250},[3233,6512,4686],{"class":3250},[3233,6514,6515],{"class":3250}," ping",[3233,6517,6518],{"class":3250}," db\n",[3233,6520,6521],{"class":3235,"line":3267},[3233,6522,6523],{"class":3239},"# Помилка: bad address 'db' (немає в frontend-network)\n",[3233,6525,6526],{"class":3235,"line":3274},[3233,6527,3271],{"emptyLinePlaceholder":3270},[3233,6529,6530],{"class":3235,"line":3280},[3233,6531,6532],{"class":3239},"# Backend МОЖЕ підключитися до Database\n",[3233,6534,6535,6537,6539,6541,6543],{"class":3235,"line":3559},[3233,6536,3247],{"class":3246},[3233,6538,5676],{"class":3250},[3233,6540,4643],{"class":3250},[3233,6542,6515],{"class":3250},[3233,6544,6518],{"class":3250},[3233,6546,6547],{"class":3235,"line":3565},[3233,6548,6549],{"class":3239},"# Успіх: PING db (172.19.0.2)\n",[3674,6551,6552,6554,6555,6558],{},[3130,6553,5428],{}," Використовуйте окремі мережі для різних рівнів застосунку (presentation, business logic, data). Це реалізує принцип ",[3130,6556,6557],{},"least privilege"," — кожен компонент має доступ лише до того, що йому потрібно.",[3152,6560],{},[3109,6562,6564],{"id":6563},"ізоляція-та-безпека-мережі","Ізоляція та безпека мережі",[3159,6566,6568],{"id":6567},"принцип-мережевої-ізоляції","Принцип мережевої ізоляції",[3114,6570,6571,6572,6575],{},"Docker networking за замовчуванням забезпечує ",[3130,6573,6574],{},"ізоляцію між мережами"," — контейнери в різних bridge-мережах не можуть спілкуватися один з одним без явного з'єднання. Це фундаментальний принцип безпеки: якщо контейнер скомпрометовано, атакуючий не може автоматично отримати доступ до інших контейнерів.",[3114,6577,6578],{},[3130,6579,6580],{},"Рівні ізоляції:",[3173,6582,6583,6588,6594],{},[3176,6584,6585,6587],{},[3130,6586,3167],{}," — кожен контейнер має власний мережевий стек",[3176,6589,6590,6593],{},[3130,6591,6592],{},"Bridge Isolation"," — контейнери в різних bridge-мережах ізольовані",[3176,6595,6596,6599],{},[3130,6597,6598],{},"Firewall Rules"," — Docker автоматично створює iptables-правила для контролю трафіку",[3159,6601,6603],{"id":6602},"як-docker-використовує-iptables","Як Docker використовує iptables",[3114,6605,6606,6607,6610],{},"Docker використовує ",[3130,6608,6609],{},"iptables"," (firewall Linux) для реалізації мережевої ізоляції та NAT. Коли ви створюєте мережу або пробросуєте порт, Docker автоматично додає правила в iptables.",[3114,6612,6613],{},[3130,6614,6615],{},"Подивитися правила Docker:",[3224,6617,6619],{"className":3226,"code":6618,"language":3228,"meta":3229,"style":3229},"# Переглянути NAT-правила (port mapping)\nsudo iptables -t nat -L -n\n\n# Переглянути filter-правила (ізоляція)\nsudo iptables -t filter -L DOCKER-ISOLATION-STAGE-1 -n\n",[3118,6620,6621,6626,6645,6649,6654],{"__ignoreMap":3229},[3233,6622,6623],{"class":3235,"line":3236},[3233,6624,6625],{"class":3239},"# Переглянути NAT-правила (port mapping)\n",[3233,6627,6628,6630,6633,6636,6639,6642],{"class":3235,"line":3243},[3233,6629,5636],{"class":3246},[3233,6631,6632],{"class":3250}," iptables",[3233,6634,6635],{"class":3254}," -t",[3233,6637,6638],{"class":3250}," nat",[3233,6640,6641],{"class":3254}," -L",[3233,6643,6644],{"class":3254}," -n\n",[3233,6646,6647],{"class":3235,"line":3267},[3233,6648,3271],{"emptyLinePlaceholder":3270},[3233,6650,6651],{"class":3235,"line":3274},[3233,6652,6653],{"class":3239},"# Переглянути filter-правила (ізоляція)\n",[3233,6655,6656,6658,6660,6662,6665,6667,6670],{"class":3235,"line":3280},[3233,6657,5636],{"class":3246},[3233,6659,6632],{"class":3250},[3233,6661,6635],{"class":3254},[3233,6663,6664],{"class":3250}," filter",[3233,6666,6641],{"class":3254},[3233,6668,6669],{"class":3250}," DOCKER-ISOLATION-STAGE-1",[3233,6671,6644],{"class":3254},[3114,6673,6674],{},[3130,6675,6676],{},"Приклад правила для port mapping:",[3224,6678,6683],{"className":6679,"code":6681,"language":6682},[6680],"language-text","Chain DOCKER (2 references)\ntarget     prot opt source      destination\nACCEPT     tcp  --  0.0.0.0/0   172.17.0.2   tcp dpt:80\n","text",[3118,6684,6681],{"__ignoreMap":3229},[3114,6686,6687,6689,6690,6693,6694,6696,6697,4846],{},[3130,6688,6218],{}," Дозволити TCP-трафік з будь-якої адреси (",[3118,6691,6692],{},"0.0.0.0/0",") до контейнера ",[3118,6695,3384],{}," на порт ",[3118,6698,5090],{},[3114,6700,6701],{},[3130,6702,6703],{},"Приклад правила ізоляції:",[3224,6705,6708],{"className":6706,"code":6707,"language":6682},[6680],"Chain DOCKER-ISOLATION-STAGE-1 (1 references)\ntarget                     prot opt source      destination\nDOCKER-ISOLATION-STAGE-2   all  --  0.0.0.0/0   0.0.0.0/0\nDROP                       all  --  0.0.0.0/0   0.0.0.0/0\n",[3118,6709,6707],{"__ignoreMap":3229},[3114,6711,6712,6714],{},[3130,6713,6218],{}," За замовчуванням DROP (відкинути) весь трафік між мережами, якщо немає явного дозволу.",[4827,6716,6717,6720],{},[3130,6718,6719],{},"Не модифікуйте iptables вручну:"," Docker керує правилами автоматично. Ручні зміни можуть бути перезаписані при перезапуску Docker daemon або створенні нових контейнерів.",[3159,6722,6724],{"id":6723},"обмеження-доступу-до-контейнерів","Обмеження доступу до контейнерів",[3114,6726,6727],{},[3130,6728,6729],{},"1. Не пробросуйте порти без потреби",[3114,6731,6732,6733,6736,6737,4846],{},"Кожен пробросений порт (",[3118,6734,6735],{},"-p",") — це потенційна точка атаки. Якщо контейнер не потребує доступу ззовні, не використовуйте ",[3118,6738,6735],{},[3114,6740,6741],{},[3130,6742,6743],{},"Погано:",[3224,6745,6747],{"className":3226,"code":6746,"language":3228,"meta":3229,"style":3229},"# База даних доступна ззовні — небезпечно!\ndocker run -d -p 5432:5432 postgres:16\n",[3118,6748,6749,6754],{"__ignoreMap":3229},[3233,6750,6751],{"class":3235,"line":3236},[3233,6752,6753],{"class":3239},"# База даних доступна ззовні — небезпечно!\n",[3233,6755,6756,6758,6760,6762,6764,6767],{"class":3235,"line":3243},[3233,6757,3247],{"class":3246},[3233,6759,3251],{"class":3250},[3233,6761,4225],{"class":3254},[3233,6763,5158],{"class":3254},[3233,6765,6766],{"class":3250}," 5432:5432",[3233,6768,6769],{"class":3250}," postgres:16\n",[3114,6771,6772],{},[3130,6773,6774],{},"Добре:",[3224,6776,6778],{"className":3226,"code":6777,"language":3228,"meta":3229,"style":3229},"# База даних доступна лише всередині Docker-мережі\ndocker run -d --network backend-network postgres:16\n",[3118,6779,6780,6785],{"__ignoreMap":3229},[3233,6781,6782],{"class":3235,"line":3236},[3233,6783,6784],{"class":3239},"# База даних доступна лише всередині Docker-мережі\n",[3233,6786,6787,6789,6791,6793,6796,6798],{"class":3235,"line":3243},[3233,6788,3247],{"class":3246},[3233,6790,3251],{"class":3250},[3233,6792,4225],{"class":3254},[3233,6794,6795],{"class":3254}," --network",[3233,6797,6097],{"class":3250},[3233,6799,6769],{"class":3250},[3114,6801,6802],{},[3130,6803,6804,6805,6807],{},"2. Використовуйте ",[3118,6806,3188],{}," для локальних сервісів",[3114,6809,6810,6811,3380],{},"Якщо контейнер потрібен лише на хості (не з інших машин), прив'яжіть порт до ",[3118,6812,6813],{},"localhost",[3224,6815,6817],{"className":3226,"code":6816,"language":3228,"meta":3229,"style":3229},"# Доступно лише з хоста, не з локальної мережі\ndocker run -d -p 127.0.0.1:5432:5432 postgres:16\n",[3118,6818,6819,6824],{"__ignoreMap":3229},[3233,6820,6821],{"class":3235,"line":3236},[3233,6822,6823],{"class":3239},"# Доступно лише з хоста, не з локальної мережі\n",[3233,6825,6826,6828,6830,6832,6834,6837],{"class":3235,"line":3243},[3233,6827,3247],{"class":3246},[3233,6829,3251],{"class":3250},[3233,6831,4225],{"class":3254},[3233,6833,5158],{"class":3254},[3233,6835,6836],{"class":3250}," 127.0.0.1:5432:5432",[3233,6838,6769],{"class":3250},[3114,6840,6841],{},[3130,6842,6843],{},"3. Створюйте окремі мережі для різних застосунків",[3114,6845,6846,6847,4422,6850,6853],{},"Не запускайте всі контейнери в одній мережі. Якщо у вас два незалежні застосунки (наприклад, ",[3118,6848,6849],{},"app1",[3118,6851,6852],{},"app2","), створіть окремі мережі:",[3224,6855,6857],{"className":3226,"code":6856,"language":3228,"meta":3229,"style":3229},"docker network create app1-network\ndocker network create app2-network\n",[3118,6858,6859,6870],{"__ignoreMap":3229},[3233,6860,6861,6863,6865,6867],{"class":3235,"line":3236},[3233,6862,3247],{"class":3246},[3233,6864,3911],{"class":3250},[3233,6866,3993],{"class":3250},[3233,6868,6869],{"class":3250}," app1-network\n",[3233,6871,6872,6874,6876,6878],{"class":3235,"line":3243},[3233,6873,3247],{"class":3246},[3233,6875,3911],{"class":3250},[3233,6877,3993],{"class":3250},[3233,6879,6880],{"class":3250}," app2-network\n",[3114,6882,6883],{},"Це запобігає випадковому або зловмисному доступу між застосунками.",[3159,6885,6887],{"id":6886},"inter-container-communication-icc","Inter-Container Communication (ICC)",[3114,6889,6890,6891,4846],{},"За замовчуванням Docker дозволяє контейнерам у одній bridge-мережі спілкуватися один з одним. Це називається ",[3130,6892,6893],{},"ICC (Inter-Container Communication)",[3114,6895,6896],{},[3130,6897,6898],{},"Вимкнути ICC для default bridge:",[3224,6900,6902],{"className":3226,"code":6901,"language":3228,"meta":3229,"style":3229},"# Зупинити Docker daemon\nsudo systemctl stop docker\n\n# Відредагувати /etc/docker/daemon.json\nsudo nano /etc/docker/daemon.json\n",[3118,6903,6904,6909,6921,6925,6930],{"__ignoreMap":3229},[3233,6905,6906],{"class":3235,"line":3236},[3233,6907,6908],{"class":3239},"# Зупинити Docker daemon\n",[3233,6910,6911,6913,6916,6919],{"class":3235,"line":3243},[3233,6912,5636],{"class":3246},[3233,6914,6915],{"class":3250}," systemctl",[3233,6917,6918],{"class":3250}," stop",[3233,6920,3435],{"class":3250},[3233,6922,6923],{"class":3235,"line":3267},[3233,6924,3271],{"emptyLinePlaceholder":3270},[3233,6926,6927],{"class":3235,"line":3274},[3233,6928,6929],{"class":3239},"# Відредагувати /etc/docker/daemon.json\n",[3233,6931,6932,6934,6937],{"class":3235,"line":3280},[3233,6933,5636],{"class":3246},[3233,6935,6936],{"class":3250}," nano",[3233,6938,6939],{"class":3250}," /etc/docker/daemon.json\n",[3114,6941,6942],{},[3130,6943,6944],{},"Додати:",[3224,6946,6948],{"className":4028,"code":6947,"language":4030,"meta":3229,"style":3229},"{\n  \"icc\": false\n}\n",[3118,6949,6950,6955,6965],{"__ignoreMap":3229},[3233,6951,6952],{"class":3235,"line":3236},[3233,6953,6954],{"class":3428},"{\n",[3233,6956,6957,6960,6962],{"class":3235,"line":3243},[3233,6958,6959],{"class":4047},"  \"icc\"",[3233,6961,4051],{"class":3428},[3233,6963,6964],{"class":3254},"false\n",[3233,6966,6967],{"class":3235,"line":3267},[3233,6968,4415],{"class":3428},[3224,6970,6972],{"className":3226,"code":6971,"language":3228,"meta":3229,"style":3229},"# Перезапустити Docker\nsudo systemctl start docker\n",[3118,6973,6974,6979],{"__ignoreMap":3229},[3233,6975,6976],{"class":3235,"line":3236},[3233,6977,6978],{"class":3239},"# Перезапустити Docker\n",[3233,6980,6981,6983,6985,6988],{"class":3235,"line":3243},[3233,6982,5636],{"class":3246},[3233,6984,6915],{"class":3250},[3233,6986,6987],{"class":3250}," start",[3233,6989,3435],{"class":3250},[3114,6991,6992,6993,6995],{},"Тепер контейнери в default bridge не можуть спілкуватися без явних ",[3118,6994,3864],{}," (deprecated) або user-defined networks.",[3148,6997,6998,7001],{},[3130,6999,7000],{},"User-defined networks:"," ICC завжди ввімкнено для user-defined bridge networks і не може бути вимкнено. Якщо вам потрібна повна ізоляція, використовуйте окремі мережі.",[3159,7003,7005],{"id":7004},"шифрування-трафіку-між-контейнерами","Шифрування трафіку між контейнерами",[3114,7007,7008,7009,7012],{},"Docker bridge networks ",[3130,7010,7011],{},"не шифрують"," трафік між контейнерами — дані передаються у відкритому вигляді через віртуальний bridge. Для більшості локальних сценаріїв це прийнятно, оскільки трафік не виходить за межі хоста.",[3114,7014,7015],{},[3130,7016,7017],{},"Коли потрібне шифрування:",[3173,7019,7020,7026],{},[3176,7021,7022,7025],{},[3130,7023,7024],{},"Multi-host networking"," — контейнери на різних фізичних машинах (використовуйте overlay network з шифруванням)",[3176,7027,7028,7031],{},[3130,7029,7030],{},"Чутливі дані"," — навіть локально, якщо хост може бути скомпрометовано",[3114,7033,7034],{},[3130,7035,7036],{},"Overlay network з шифруванням:",[3224,7038,7040],{"className":3226,"code":7039,"language":3228,"meta":3229,"style":3229},"# Створити overlay-мережу з шифруванням (Docker Swarm)\ndocker network create \\\n  --driver overlay \\\n  --opt encrypted \\\n  secure-network\n",[3118,7041,7042,7047,7057,7067,7077],{"__ignoreMap":3229},[3233,7043,7044],{"class":3235,"line":3236},[3233,7045,7046],{"class":3239},"# Створити overlay-мережу з шифруванням (Docker Swarm)\n",[3233,7048,7049,7051,7053,7055],{"class":3235,"line":3243},[3233,7050,3247],{"class":3246},[3233,7052,3911],{"class":3250},[3233,7054,3993],{"class":3250},[3233,7056,4229],{"class":4228},[3233,7058,7059,7062,7065],{"class":3235,"line":3267},[3233,7060,7061],{"class":3254},"  --driver",[3233,7063,7064],{"class":3250}," overlay",[3233,7066,4229],{"class":4228},[3233,7068,7069,7072,7075],{"class":3235,"line":3274},[3233,7070,7071],{"class":3254},"  --opt",[3233,7073,7074],{"class":3250}," encrypted",[3233,7076,4229],{"class":4228},[3233,7078,7079],{"class":3235,"line":3280},[3233,7080,7081],{"class":3250},"  secure-network\n",[3114,7083,7084],{},"Трафік між контейнерами шифрується через IPsec.",[3152,7086],{},[3109,7088,7090],{"id":7089},"troubleshooting-мережевих-проблем","Troubleshooting мережевих проблем",[3159,7092,7094],{"id":7093},"типові-проблеми-та-їх-вирішення","Типові проблеми та їх вирішення",[7096,7097,7099],"h4",{"id":7098},"проблема-1-контейнер-не-може-підключитися-до-іншого-контейнера","Проблема 1: Контейнер не може підключитися до іншого контейнера",[3114,7101,7102],{},[3130,7103,7104],{},"Симптоми:",[3224,7106,7108],{"className":3226,"code":7107,"language":3228,"meta":3229,"style":3229},"docker exec frontend curl http://backend:5000\n# Помилка: Could not resolve host: backend\n",[3118,7109,7110,7124],{"__ignoreMap":3229},[3233,7111,7112,7114,7116,7118,7121],{"class":3235,"line":3236},[3233,7113,3247],{"class":3246},[3233,7115,5676],{"class":3250},[3233,7117,4686],{"class":3250},[3233,7119,7120],{"class":3250}," curl",[3233,7122,7123],{"class":3250}," http://backend:5000\n",[3233,7125,7126],{"class":3235,"line":3243},[3233,7127,7128],{"class":3239},"# Помилка: Could not resolve host: backend\n",[3114,7130,7131],{},[3130,7132,7133],{},"Можливі причини:",[3173,7135,7136,7145,7151],{},[3176,7137,7138,7141,7142],{},[3130,7139,7140],{},"Контейнери в різних мережах"," — перевірте через ",[3118,7143,7144],{},"docker network inspect",[3176,7146,7147,7150],{},[3130,7148,7149],{},"Використання default bridge"," — немає DNS-резолюції, потрібен user-defined bridge",[3176,7152,7153,7156],{},[3130,7154,7155],{},"Неправильне ім'я контейнера"," — DNS резолвить лише імена контейнерів, не ID",[3114,7158,7159],{},[3130,7160,4476],{},[3224,7162,7164],{"className":3226,"code":7163,"language":3228,"meta":3229,"style":3229},"# Перевірити, в яких мережах контейнери\ndocker inspect frontend --format='{{json .NetworkSettings.Networks}}'\ndocker inspect backend --format='{{json .NetworkSettings.Networks}}'\n\n# Підключити до спільної мережі\ndocker network connect myapp-network frontend\ndocker network connect myapp-network backend\n",[3118,7165,7166,7171,7185,7197,7201,7206,7219],{"__ignoreMap":3229},[3233,7167,7168],{"class":3235,"line":3236},[3233,7169,7170],{"class":3239},"# Перевірити, в яких мережах контейнери\n",[3233,7172,7173,7175,7177,7179,7182],{"class":3235,"line":3243},[3233,7174,3247],{"class":3246},[3233,7176,4014],{"class":3250},[3233,7178,4686],{"class":3250},[3233,7180,7181],{"class":3254}," --format=",[3233,7183,7184],{"class":3250},"'{{json .NetworkSettings.Networks}}'\n",[3233,7186,7187,7189,7191,7193,7195],{"class":3235,"line":3267},[3233,7188,3247],{"class":3246},[3233,7190,4014],{"class":3250},[3233,7192,4643],{"class":3250},[3233,7194,7181],{"class":3254},[3233,7196,7184],{"class":3250},[3233,7198,7199],{"class":3235,"line":3274},[3233,7200,3271],{"emptyLinePlaceholder":3270},[3233,7202,7203],{"class":3235,"line":3280},[3233,7204,7205],{"class":3239},"# Підключити до спільної мережі\n",[3233,7207,7208,7210,7212,7214,7216],{"class":3235,"line":3559},[3233,7209,3247],{"class":3246},[3233,7211,3911],{"class":3250},[3233,7213,4304],{"class":3250},[3233,7215,4247],{"class":3250},[3233,7217,7218],{"class":3250}," frontend\n",[3233,7220,7221,7223,7225,7227,7229],{"class":3235,"line":3565},[3233,7222,3247],{"class":3246},[3233,7224,3911],{"class":3250},[3233,7226,4304],{"class":3250},[3233,7228,4247],{"class":3250},[3233,7230,4729],{"class":3250},[7096,7232,7234],{"id":7233},"проблема-2-port-mapping-не-працює","Проблема 2: Port mapping не працює",[3114,7236,7237],{},[3130,7238,7104],{},[3224,7240,7242],{"className":3226,"code":7241,"language":3228,"meta":3229,"style":3229},"curl http://localhost:8080\n# Помилка: Connection refused\n",[3118,7243,7244,7250],{"__ignoreMap":3229},[3233,7245,7246,7248],{"class":3235,"line":3236},[3233,7247,5120],{"class":3246},[3233,7249,5123],{"class":3250},[3233,7251,7252],{"class":3235,"line":3243},[3233,7253,7254],{"class":3239},"# Помилка: Connection refused\n",[3114,7256,7257],{},[3130,7258,7133],{},[3173,7260,7261,7269,7280],{},[3176,7262,7263,7266,7267],{},[3130,7264,7265],{},"Контейнер не запущений"," — перевірте ",[3118,7268,5367],{},[3176,7270,7271,7276,7277],{},[3130,7272,7273,7274],{},"Додаток всередині контейнера слухає на ",[3118,7275,3188],{}," — має слухати на ",[3118,7278,7279],{},"0.0.0.0",[3176,7281,7282,7285],{},[3130,7283,7284],{},"Firewall на хості"," — блокує порт",[3114,7287,7288],{},[3130,7289,4476],{},[3224,7291,7293],{"className":3226,"code":7292,"language":3228,"meta":3229,"style":3229},"# Перевірити, чи контейнер запущений\ndocker ps | grep web\n\n# Перевірити логи контейнера\ndocker logs web\n\n# Перевірити, чи додаток слухає на правильному порту\ndocker exec web netstat -tlnp\n\n# Має бути: 0.0.0.0:80, а не 127.0.0.1:80\n",[3118,7294,7295,7300,7313,7317,7322,7331,7335,7340,7353,7357],{"__ignoreMap":3229},[3233,7296,7297],{"class":3235,"line":3236},[3233,7298,7299],{"class":3239},"# Перевірити, чи контейнер запущений\n",[3233,7301,7302,7304,7307,7309,7311],{"class":3235,"line":3243},[3233,7303,3247],{"class":3246},[3233,7305,7306],{"class":3250}," ps",[3233,7308,3429],{"class":3428},[3233,7310,3432],{"class":3246},[3233,7312,5348],{"class":3250},[3233,7314,7315],{"class":3235,"line":3267},[3233,7316,3271],{"emptyLinePlaceholder":3270},[3233,7318,7319],{"class":3235,"line":3274},[3233,7320,7321],{"class":3239},"# Перевірити логи контейнера\n",[3233,7323,7324,7326,7329],{"class":3235,"line":3280},[3233,7325,3247],{"class":3246},[3233,7327,7328],{"class":3250}," logs",[3233,7330,5348],{"class":3250},[3233,7332,7333],{"class":3235,"line":3559},[3233,7334,3271],{"emptyLinePlaceholder":3270},[3233,7336,7337],{"class":3235,"line":3565},[3233,7338,7339],{"class":3239},"# Перевірити, чи додаток слухає на правильному порту\n",[3233,7341,7342,7344,7346,7348,7350],{"class":3235,"line":3571},[3233,7343,3247],{"class":3246},[3233,7345,5676],{"class":3250},[3233,7347,4237],{"class":3250},[3233,7349,5639],{"class":3250},[3233,7351,7352],{"class":3254}," -tlnp\n",[3233,7354,7355],{"class":3235,"line":3577},[3233,7356,3271],{"emptyLinePlaceholder":3270},[3233,7358,7359],{"class":3235,"line":3583},[3233,7360,7361],{"class":3239},"# Має бути: 0.0.0.0:80, а не 127.0.0.1:80\n",[3114,7363,7364],{},[3130,7365,7366],{},"Виправлення для .NET:",[3224,7368,7372],{"className":7369,"code":7370,"language":7371,"meta":3229,"style":3229},"language-csharp shiki shiki-themes light-plus dark-plus dark-plus","// Program.cs — слухати на всіх інтерфейсах\nbuilder.WebHost.UseUrls(\"http://0.0.0.0:5000\");\n","csharp",[3118,7373,7374,7379],{"__ignoreMap":3229},[3233,7375,7376],{"class":3235,"line":3236},[3233,7377,7378],{"class":3239},"// Program.cs — слухати на всіх інтерфейсах\n",[3233,7380,7381,7385,7387,7390,7392,7395,7398,7401],{"class":3235,"line":3243},[3233,7382,7384],{"class":7383},"siwwj","builder",[3233,7386,4846],{"class":3428},[3233,7388,7389],{"class":7383},"WebHost",[3233,7391,4846],{"class":3428},[3233,7393,7394],{"class":3246},"UseUrls",[3233,7396,7397],{"class":3428},"(",[3233,7399,7400],{"class":3250},"\"http://0.0.0.0:5000\"",[3233,7402,7403],{"class":3428},");\n",[7096,7405,7407],{"id":7406},"проблема-3-контейнер-не-має-доступу-до-інтернету","Проблема 3: Контейнер не має доступу до Інтернету",[3114,7409,7410],{},[3130,7411,7104],{},[3224,7413,7415],{"className":3226,"code":7414,"language":3228,"meta":3229,"style":3229},"docker exec web ping google.com\n# Помилка: Network is unreachable\n",[3118,7416,7417,7430],{"__ignoreMap":3229},[3233,7418,7419,7421,7423,7425,7427],{"class":3235,"line":3236},[3233,7420,3247],{"class":3246},[3233,7422,5676],{"class":3250},[3233,7424,4237],{"class":3250},[3233,7426,6515],{"class":3250},[3233,7428,7429],{"class":3250}," google.com\n",[3233,7431,7432],{"class":3235,"line":3243},[3233,7433,7434],{"class":3239},"# Помилка: Network is unreachable\n",[3114,7436,7437],{},[3130,7438,7133],{},[3173,7440,7441,7447,7453],{},[3176,7442,7443,7446],{},[3130,7444,7445],{},"DNS не налаштовано"," — контейнер не може резолвити доменні імена",[3176,7448,7449,7452],{},[3130,7450,7451],{},"Немає маршруту до зовнішньої мережі"," — проблема з NAT на хості",[3176,7454,7455,7458],{},[3130,7456,7457],{},"Firewall блокує"," — iptables на хості",[3114,7460,7461],{},[3130,7462,4476],{},[3224,7464,7466],{"className":3226,"code":7465,"language":3228,"meta":3229,"style":3229},"# Перевірити DNS всередині контейнера\ndocker exec web cat /etc/resolv.conf\n# Має бути: nameserver 8.8.8.8 або IP хоста\n\n# Перевірити маршрутизацію\ndocker exec web ip route\n# Має бути default route через docker0\n\n# Перевірити NAT на хості\nsudo iptables -t nat -L POSTROUTING -n\n# Має бути MASQUERADE для Docker-мереж\n",[3118,7467,7468,7473,7487,7492,7496,7501,7514,7519,7523,7528,7545],{"__ignoreMap":3229},[3233,7469,7470],{"class":3235,"line":3236},[3233,7471,7472],{"class":3239},"# Перевірити DNS всередині контейнера\n",[3233,7474,7475,7477,7479,7481,7484],{"class":3235,"line":3243},[3233,7476,3247],{"class":3246},[3233,7478,5676],{"class":3250},[3233,7480,4237],{"class":3250},[3233,7482,7483],{"class":3250}," cat",[3233,7485,7486],{"class":3250}," /etc/resolv.conf\n",[3233,7488,7489],{"class":3235,"line":3267},[3233,7490,7491],{"class":3239},"# Має бути: nameserver 8.8.8.8 або IP хоста\n",[3233,7493,7494],{"class":3235,"line":3274},[3233,7495,3271],{"emptyLinePlaceholder":3270},[3233,7497,7498],{"class":3235,"line":3280},[3233,7499,7500],{"class":3239},"# Перевірити маршрутизацію\n",[3233,7502,7503,7505,7507,7509,7511],{"class":3235,"line":3559},[3233,7504,3247],{"class":3246},[3233,7506,5676],{"class":3250},[3233,7508,4237],{"class":3250},[3233,7510,5681],{"class":3250},[3233,7512,7513],{"class":3250}," route\n",[3233,7515,7516],{"class":3235,"line":3565},[3233,7517,7518],{"class":3239},"# Має бути default route через docker0\n",[3233,7520,7521],{"class":3235,"line":3571},[3233,7522,3271],{"emptyLinePlaceholder":3270},[3233,7524,7525],{"class":3235,"line":3577},[3233,7526,7527],{"class":3239},"# Перевірити NAT на хості\n",[3233,7529,7530,7532,7534,7536,7538,7540,7543],{"class":3235,"line":3583},[3233,7531,5636],{"class":3246},[3233,7533,6632],{"class":3250},[3233,7535,6635],{"class":3254},[3233,7537,6638],{"class":3250},[3233,7539,6641],{"class":3254},[3233,7541,7542],{"class":3250}," POSTROUTING",[3233,7544,6644],{"class":3254},[3233,7546,7547],{"class":3235,"line":3589},[3233,7548,7549],{"class":3239},"# Має бути MASQUERADE для Docker-мереж\n",[3114,7551,7552],{},[3130,7553,7554],{},"Вказати кастомний DNS при створенні мережі:",[3224,7556,7558],{"className":3226,"code":7557,"language":3228,"meta":3229,"style":3229},"docker network create \\\n  --dns 8.8.8.8 \\\n  --dns 1.1.1.1 \\\n  myapp-network\n",[3118,7559,7560,7570,7580,7589],{"__ignoreMap":3229},[3233,7561,7562,7564,7566,7568],{"class":3235,"line":3236},[3233,7563,3247],{"class":3246},[3233,7565,3911],{"class":3250},[3233,7567,3993],{"class":3250},[3233,7569,4229],{"class":4228},[3233,7571,7572,7575,7578],{"class":3235,"line":3243},[3233,7573,7574],{"class":3254},"  --dns",[3233,7576,7577],{"class":5215}," 8.8.8.8",[3233,7579,4229],{"class":4228},[3233,7581,7582,7584,7587],{"class":3235,"line":3267},[3233,7583,7574],{"class":3254},[3233,7585,7586],{"class":5215}," 1.1.1.1",[3233,7588,4229],{"class":4228},[3233,7590,7591],{"class":3235,"line":3274},[3233,7592,7593],{"class":3250},"  myapp-network\n",[3159,7595,7597],{"id":7596},"інструменти-діагностики","Інструменти діагностики",[3114,7599,7600],{},[3130,7601,7602,7603,7605],{},"1. ",[3118,7604,7144],{}," — детальна інформація про мережу",[3224,7607,7608],{"className":3226,"code":4317,"language":3228,"meta":3229,"style":3229},[3118,7609,7610],{"__ignoreMap":3229},[3233,7611,7612,7614,7616,7618],{"class":3235,"line":3236},[3233,7613,3247],{"class":3246},[3233,7615,3911],{"class":3250},[3233,7617,4014],{"class":3250},[3233,7619,3996],{"class":3250},[3114,7621,7622],{},"Показує: subnet, gateway, підключені контейнери з IP-адресами.",[3114,7624,7625],{},[3130,7626,7627,7628,7631],{},"2. ",[3118,7629,7630],{},"docker exec"," + мережеві утиліти",[3224,7633,7635],{"className":3226,"code":7634,"language":3228,"meta":3229,"style":3229},"# Встановити утиліти в Alpine-контейнері\ndocker exec -it web apk add curl bind-tools iputils\n\n# Перевірити DNS\ndocker exec web nslookup backend\n\n# Перевірити з'єднання\ndocker exec web ping backend\n\n# Перевірити HTTP\ndocker exec web curl http://backend:5000\n",[3118,7636,7637,7642,7666,7670,7675,7688,7692,7697,7709,7713,7718],{"__ignoreMap":3229},[3233,7638,7639],{"class":3235,"line":3236},[3233,7640,7641],{"class":3239},"# Встановити утиліти в Alpine-контейнері\n",[3233,7643,7644,7646,7648,7650,7652,7655,7658,7660,7663],{"class":3235,"line":3243},[3233,7645,3247],{"class":3246},[3233,7647,5676],{"class":3250},[3233,7649,3255],{"class":3254},[3233,7651,4237],{"class":3250},[3233,7653,7654],{"class":3250}," apk",[3233,7656,7657],{"class":3250}," add",[3233,7659,7120],{"class":3250},[3233,7661,7662],{"class":3250}," bind-tools",[3233,7664,7665],{"class":3250}," iputils\n",[3233,7667,7668],{"class":3235,"line":3267},[3233,7669,3271],{"emptyLinePlaceholder":3270},[3233,7671,7672],{"class":3235,"line":3274},[3233,7673,7674],{"class":3239},"# Перевірити DNS\n",[3233,7676,7677,7679,7681,7683,7686],{"class":3235,"line":3280},[3233,7678,3247],{"class":3246},[3233,7680,5676],{"class":3250},[3233,7682,4237],{"class":3250},[3233,7684,7685],{"class":3250}," nslookup",[3233,7687,4729],{"class":3250},[3233,7689,7690],{"class":3235,"line":3559},[3233,7691,3271],{"emptyLinePlaceholder":3270},[3233,7693,7694],{"class":3235,"line":3565},[3233,7695,7696],{"class":3239},"# Перевірити з'єднання\n",[3233,7698,7699,7701,7703,7705,7707],{"class":3235,"line":3571},[3233,7700,3247],{"class":3246},[3233,7702,5676],{"class":3250},[3233,7704,4237],{"class":3250},[3233,7706,6515],{"class":3250},[3233,7708,4729],{"class":3250},[3233,7710,7711],{"class":3235,"line":3577},[3233,7712,3271],{"emptyLinePlaceholder":3270},[3233,7714,7715],{"class":3235,"line":3583},[3233,7716,7717],{"class":3239},"# Перевірити HTTP\n",[3233,7719,7720,7722,7724,7726,7728],{"class":3235,"line":3589},[3233,7721,3247],{"class":3246},[3233,7723,5676],{"class":3250},[3233,7725,4237],{"class":3250},[3233,7727,7120],{"class":3250},[3233,7729,7123],{"class":3250},[3114,7731,7732],{},[3130,7733,7734,7735,7738],{},"3. ",[3118,7736,7737],{},"tcpdump"," для аналізу трафіку",[3224,7740,7742],{"className":3226,"code":7741,"language":3228,"meta":3229,"style":3229},"# На хості: перехопити трафік на docker0\nsudo tcpdump -i docker0 -n\n\n# Всередині контейнера (якщо tcpdump встановлено)\ndocker exec web tcpdump -i eth0 -n\n",[3118,7743,7744,7749,7764,7768,7773],{"__ignoreMap":3229},[3233,7745,7746],{"class":3235,"line":3236},[3233,7747,7748],{"class":3239},"# На хості: перехопити трафік на docker0\n",[3233,7750,7751,7753,7756,7759,7762],{"class":3235,"line":3243},[3233,7752,5636],{"class":3246},[3233,7754,7755],{"class":3250}," tcpdump",[3233,7757,7758],{"class":3254}," -i",[3233,7760,7761],{"class":3250}," docker0",[3233,7763,6644],{"class":3254},[3233,7765,7766],{"class":3235,"line":3267},[3233,7767,3271],{"emptyLinePlaceholder":3270},[3233,7769,7770],{"class":3235,"line":3274},[3233,7771,7772],{"class":3239},"# Всередині контейнера (якщо tcpdump встановлено)\n",[3233,7774,7775,7777,7779,7781,7783,7785,7788],{"class":3235,"line":3280},[3233,7776,3247],{"class":3246},[3233,7778,5676],{"class":3250},[3233,7780,4237],{"class":3250},[3233,7782,7755],{"class":3250},[3233,7784,7758],{"class":3254},[3233,7786,7787],{"class":3250}," eth0",[3233,7789,6644],{"class":3254},[3114,7791,7792],{},[3130,7793,7794],{},"4. Логи Docker daemon",[3224,7796,7798],{"className":3226,"code":7797,"language":3228,"meta":3229,"style":3229},"# Переглянути логи Docker\nsudo journalctl -u docker -f\n\n# Або (залежно від системи)\nsudo tail -f /var/log/docker.log\n",[3118,7799,7800,7805,7821,7825,7830],{"__ignoreMap":3229},[3233,7801,7802],{"class":3235,"line":3236},[3233,7803,7804],{"class":3239},"# Переглянути логи Docker\n",[3233,7806,7807,7809,7812,7815,7818],{"class":3235,"line":3243},[3233,7808,5636],{"class":3246},[3233,7810,7811],{"class":3250}," journalctl",[3233,7813,7814],{"class":3254}," -u",[3233,7816,7817],{"class":3250}," docker",[3233,7819,7820],{"class":3254}," -f\n",[3233,7822,7823],{"class":3235,"line":3267},[3233,7824,3271],{"emptyLinePlaceholder":3270},[3233,7826,7827],{"class":3235,"line":3274},[3233,7828,7829],{"class":3239},"# Або (залежно від системи)\n",[3233,7831,7832,7834,7837,7840],{"class":3235,"line":3280},[3233,7833,5636],{"class":3246},[3233,7835,7836],{"class":3250}," tail",[3233,7838,7839],{"class":3254}," -f",[3233,7841,7842],{"class":3250}," /var/log/docker.log\n",[3674,7844,7845,7851,7881],{},[3114,7846,7847,7850],{},[3130,7848,7849],{},"Debugging-контейнер:"," Створіть окремий контейнер з усіма мережевими утилітами (curl, nslookup, ping, tcpdump) та підключайте його до потрібної мережі для діагностики:",[3224,7852,7854],{"className":3226,"code":7853,"language":3228,"meta":3229,"style":3229},"docker run -it --rm \\\n  --network myapp-network \\\n  nicolaka/netshoot\n",[3118,7855,7856,7868,7876],{"__ignoreMap":3229},[3233,7857,7858,7860,7862,7864,7866],{"class":3235,"line":3236},[3233,7859,3247],{"class":3246},[3233,7861,3251],{"class":3250},[3233,7863,3255],{"class":3254},[3233,7865,3258],{"class":3254},[3233,7867,4229],{"class":4228},[3233,7869,7870,7872,7874],{"class":3235,"line":3243},[3233,7871,4244],{"class":3254},[3233,7873,4247],{"class":3250},[3233,7875,4229],{"class":4228},[3233,7877,7878],{"class":3235,"line":3267},[3233,7879,7880],{"class":3250},"  nicolaka/netshoot\n",[3114,7882,7883,7884,7887],{},"Образ ",[3118,7885,7886],{},"nicolaka/netshoot"," містить 30+ мережевих інструментів.",[3152,7889],{},[3109,7891,7893],{"id":7892},"найкращі-практики-docker-networking","Найкращі практики Docker Networking",[3159,7895,7897],{"id":7896},"_1-завжди-використовуйте-user-defined-bridge-networks","1. Завжди використовуйте User-Defined Bridge Networks",[3114,7899,7900,7903,7904,7906],{},[3130,7901,7902],{},"Чому:"," Default bridge (",[3118,7905,3495],{},") не підтримує автоматичну DNS-резолюцію імен контейнерів. User-defined bridge надає DNS, кращу ізоляцію та гнучкість.",[3114,7908,7909],{},[3130,7910,6743],{},[3224,7912,7914],{"className":3226,"code":7913,"language":3228,"meta":3229,"style":3229},"# Контейнери в default bridge — немає DNS\ndocker run -d --name web nginx\ndocker run -d --name api myapp\n# api не може знайти web за іменем\n",[3118,7915,7916,7921,7936,7950],{"__ignoreMap":3229},[3233,7917,7918],{"class":3235,"line":3236},[3233,7919,7920],{"class":3239},"# Контейнери в default bridge — немає DNS\n",[3233,7922,7923,7925,7927,7929,7931,7933],{"class":3235,"line":3243},[3233,7924,3247],{"class":3246},[3233,7926,3251],{"class":3250},[3233,7928,4225],{"class":3254},[3233,7930,4280],{"class":3254},[3233,7932,4237],{"class":3250},[3233,7934,7935],{"class":3250}," nginx\n",[3233,7937,7938,7940,7942,7944,7946,7948],{"class":3235,"line":3267},[3233,7939,3247],{"class":3246},[3233,7941,3251],{"class":3250},[3233,7943,4225],{"class":3254},[3233,7945,4280],{"class":3254},[3233,7947,4283],{"class":3250},[3233,7949,6484],{"class":3250},[3233,7951,7952],{"class":3235,"line":3274},[3233,7953,7954],{"class":3239},"# api не може знайти web за іменем\n",[3114,7956,7957],{},[3130,7958,6774],{},[3224,7960,7962],{"className":3226,"code":7961,"language":3228,"meta":3229,"style":3229},"# Створити мережу та запустити контейнери\ndocker network create myapp-network\ndocker run -d --name web --network myapp-network nginx\ndocker run -d --name api --network myapp-network myapp\n# api може звертатися до http://web\n",[3118,7963,7964,7969,7979,7997,8015],{"__ignoreMap":3229},[3233,7965,7966],{"class":3235,"line":3236},[3233,7967,7968],{"class":3239},"# Створити мережу та запустити контейнери\n",[3233,7970,7971,7973,7975,7977],{"class":3235,"line":3243},[3233,7972,3247],{"class":3246},[3233,7974,3911],{"class":3250},[3233,7976,3993],{"class":3250},[3233,7978,3996],{"class":3250},[3233,7980,7981,7983,7985,7987,7989,7991,7993,7995],{"class":3235,"line":3267},[3233,7982,3247],{"class":3246},[3233,7984,3251],{"class":3250},[3233,7986,4225],{"class":3254},[3233,7988,4280],{"class":3254},[3233,7990,4237],{"class":3250},[3233,7992,6795],{"class":3254},[3233,7994,4247],{"class":3250},[3233,7996,7935],{"class":3250},[3233,7998,7999,8001,8003,8005,8007,8009,8011,8013],{"class":3235,"line":3274},[3233,8000,3247],{"class":3246},[3233,8002,3251],{"class":3250},[3233,8004,4225],{"class":3254},[3233,8006,4280],{"class":3254},[3233,8008,4283],{"class":3250},[3233,8010,6795],{"class":3254},[3233,8012,4247],{"class":3250},[3233,8014,6484],{"class":3250},[3233,8016,8017],{"class":3235,"line":3280},[3233,8018,8019],{"class":3239},"# api може звертатися до http://web\n",[3159,8021,8023],{"id":8022},"_2-використовуйте-окремі-мережі-для-різних-рівнів-застосунку","2. Використовуйте окремі мережі для різних рівнів застосунку",[3114,8025,8026,8029,8030,8033],{},[3130,8027,8028],{},"Принцип:"," Розділяйте presentation layer, business logic layer та data layer у різні мережі. Це реалізує ",[3130,8031,8032],{},"defense in depth"," — навіть якщо один рівень скомпрометовано, атакуючий не має прямого доступу до інших.",[3114,8035,8036],{},[3130,8037,8038],{},"Архітектура:",[3224,8040,8043],{"className":8041,"code":8042,"language":6682},[6680],"frontend-network: [Frontend] ←→ [Backend]\nbackend-network:              [Backend] ←→ [Database]\n",[3118,8044,8042],{"__ignoreMap":3229},[3114,8046,8047],{},"Frontend не бачить Database. Backend — єдина точка доступу до даних.",[3159,8049,8051],{"id":8050},"_3-мінімізуйте-проброс-портів","3. Мінімізуйте проброс портів",[3114,8053,8054,8057,8058,8060],{},[3130,8055,8056],{},"Правило:"," Пробросуйте порти (",[3118,8059,6735],{},") лише для контейнерів, що мають бути доступні ззовні (зазвичай лише frontend/reverse proxy).",[3114,8062,8063],{},[3130,8064,6743],{},[3224,8066,8068],{"className":3226,"code":8067,"language":3228,"meta":3229,"style":3229},"docker run -d -p 5432:5432 postgres  # База доступна ззовні\ndocker run -d -p 5000:5000 api       # API доступний ззовні\ndocker run -d -p 8080:80 frontend    # Frontend доступний ззовні\n",[3118,8069,8070,8087,8105],{"__ignoreMap":3229},[3233,8071,8072,8074,8076,8078,8080,8082,8084],{"class":3235,"line":3236},[3233,8073,3247],{"class":3246},[3233,8075,3251],{"class":3250},[3233,8077,4225],{"class":3254},[3233,8079,5158],{"class":3254},[3233,8081,6766],{"class":3250},[3233,8083,6479],{"class":3250},[3233,8085,8086],{"class":3239},"  # База доступна ззовні\n",[3233,8088,8089,8091,8093,8095,8097,8100,8102],{"class":3235,"line":3243},[3233,8090,3247],{"class":3246},[3233,8092,3251],{"class":3250},[3233,8094,4225],{"class":3254},[3233,8096,5158],{"class":3254},[3233,8098,8099],{"class":3250}," 5000:5000",[3233,8101,4283],{"class":3250},[3233,8103,8104],{"class":3239},"       # API доступний ззовні\n",[3233,8106,8107,8109,8111,8113,8115,8117,8119],{"class":3235,"line":3267},[3233,8108,3247],{"class":3246},[3233,8110,3251],{"class":3250},[3233,8112,4225],{"class":3254},[3233,8114,5158],{"class":3254},[3233,8116,5071],{"class":3250},[3233,8118,4686],{"class":3250},[3233,8120,8121],{"class":3239},"    # Frontend доступний ззовні\n",[3114,8123,8124],{},[3130,8125,6774],{},[3224,8127,8129],{"className":3226,"code":8128,"language":3228,"meta":3229,"style":3229},"docker run -d --network backend-net postgres      # Немає -p\ndocker run -d --network app-net api               # Немає -p\ndocker run -d --network app-net -p 8080:80 frontend  # Лише frontend\n",[3118,8130,8131,8149,8167],{"__ignoreMap":3229},[3233,8132,8133,8135,8137,8139,8141,8144,8146],{"class":3235,"line":3236},[3233,8134,3247],{"class":3246},[3233,8136,3251],{"class":3250},[3233,8138,4225],{"class":3254},[3233,8140,6795],{"class":3254},[3233,8142,8143],{"class":3250}," backend-net",[3233,8145,6479],{"class":3250},[3233,8147,8148],{"class":3239},"      # Немає -p\n",[3233,8150,8151,8153,8155,8157,8159,8162,8164],{"class":3235,"line":3243},[3233,8152,3247],{"class":3246},[3233,8154,3251],{"class":3250},[3233,8156,4225],{"class":3254},[3233,8158,6795],{"class":3254},[3233,8160,8161],{"class":3250}," app-net",[3233,8163,4283],{"class":3250},[3233,8165,8166],{"class":3239},"               # Немає -p\n",[3233,8168,8169,8171,8173,8175,8177,8179,8181,8183,8185],{"class":3235,"line":3267},[3233,8170,3247],{"class":3246},[3233,8172,3251],{"class":3250},[3233,8174,4225],{"class":3254},[3233,8176,6795],{"class":3254},[3233,8178,8161],{"class":3250},[3233,8180,5158],{"class":3254},[3233,8182,5071],{"class":3250},[3233,8184,4686],{"class":3250},[3233,8186,8187],{"class":3239},"  # Лише frontend\n",[3159,8189,8191],{"id":8190},"_4-використовуйте-network-aliases-для-гнучкості","4. Використовуйте Network Aliases для гнучкості",[3114,8193,8194,8197,8198,8200],{},[3130,8195,8196],{},"Сценарій:"," У вас є primary та replica бази даних. Додаток підключається до ",[3118,8199,4860],{},", але ви хочете мати можливість переключити його між primary та replica без зміни коду.",[3224,8202,8204],{"className":3226,"code":8203,"language":3228,"meta":3229,"style":3229},"# Primary database\ndocker run -d \\\n  --name postgres-primary \\\n  --network backend-net \\\n  --network-alias db \\\n  postgres:16\n\n# Replica database (standby)\ndocker run -d \\\n  --name postgres-replica \\\n  --network backend-net \\\n  postgres:16\n\n# Додаток підключається до \"db\" — резолвиться в primary\ndocker run -d \\\n  --network backend-net \\\n  -e DATABASE_URL=postgres://db:5432/myapp \\\n  myapp\n",[3118,8205,8206,8211,8221,8229,8237,8245,8249,8253,8258,8268,8277,8285,8289,8293,8298,8308,8316,8325],{"__ignoreMap":3229},[3233,8207,8208],{"class":3235,"line":3236},[3233,8209,8210],{"class":3239},"# Primary database\n",[3233,8212,8213,8215,8217,8219],{"class":3235,"line":3243},[3233,8214,3247],{"class":3246},[3233,8216,3251],{"class":3250},[3233,8218,4225],{"class":3254},[3233,8220,4229],{"class":4228},[3233,8222,8223,8225,8227],{"class":3235,"line":3267},[3233,8224,4234],{"class":3254},[3233,8226,4888],{"class":3250},[3233,8228,4229],{"class":4228},[3233,8230,8231,8233,8235],{"class":3235,"line":3274},[3233,8232,4244],{"class":3254},[3233,8234,8143],{"class":3250},[3233,8236,4229],{"class":4228},[3233,8238,8239,8241,8243],{"class":3235,"line":3280},[3233,8240,4903],{"class":3254},[3233,8242,4906],{"class":3250},[3233,8244,4229],{"class":4228},[3233,8246,8247],{"class":3235,"line":3559},[3233,8248,4922],{"class":3250},[3233,8250,8251],{"class":3235,"line":3565},[3233,8252,3271],{"emptyLinePlaceholder":3270},[3233,8254,8255],{"class":3235,"line":3571},[3233,8256,8257],{"class":3239},"# Replica database (standby)\n",[3233,8259,8260,8262,8264,8266],{"class":3235,"line":3577},[3233,8261,3247],{"class":3246},[3233,8263,3251],{"class":3250},[3233,8265,4225],{"class":3254},[3233,8267,4229],{"class":4228},[3233,8269,8270,8272,8275],{"class":3235,"line":3583},[3233,8271,4234],{"class":3254},[3233,8273,8274],{"class":3250}," postgres-replica",[3233,8276,4229],{"class":4228},[3233,8278,8279,8281,8283],{"class":3235,"line":3589},[3233,8280,4244],{"class":3254},[3233,8282,8143],{"class":3250},[3233,8284,4229],{"class":4228},[3233,8286,8287],{"class":3235,"line":3594},[3233,8288,4922],{"class":3250},[3233,8290,8291],{"class":3235,"line":3599},[3233,8292,3271],{"emptyLinePlaceholder":3270},[3233,8294,8295],{"class":3235,"line":3605},[3233,8296,8297],{"class":3239},"# Додаток підключається до \"db\" — резолвиться в primary\n",[3233,8299,8300,8302,8304,8306],{"class":3235,"line":3611},[3233,8301,3247],{"class":3246},[3233,8303,3251],{"class":3250},[3233,8305,4225],{"class":3254},[3233,8307,4229],{"class":4228},[3233,8309,8310,8312,8314],{"class":3235,"line":3617},[3233,8311,4244],{"class":3254},[3233,8313,8143],{"class":3250},[3233,8315,4229],{"class":4228},[3233,8317,8318,8320,8323],{"class":3235,"line":3622},[3233,8319,6104],{"class":3254},[3233,8321,8322],{"class":3250}," DATABASE_URL=postgres://db:5432/myapp",[3233,8324,4229],{"class":4228},[3233,8326,8327],{"class":3235,"line":3628},[3233,8328,8329],{"class":3250},"  myapp\n",[3114,8331,8332,8333,8335],{},"Якщо primary падає, ви можете зупинити його, додати алиас ",[3118,8334,4860],{}," до replica, і додаток автоматично переключиться.",[3159,8337,8339],{"id":8338},"_5-документуйте-мережеву-архітектуру","5. Документуйте мережеву архітектуру",[3114,8341,8342,8345],{},[3130,8343,8344],{},"Створіть діаграму мережі"," у README проєкту або docker-compose.yml. Це допомагає новим розробникам зрозуміти, як компоненти спілкуються.",[3114,8347,8348],{},[3130,8349,8350],{},"Приклад документації:",[3224,8352,8356],{"className":8353,"code":8354,"language":8355,"meta":3229,"style":3229},"language-markdown shiki shiki-themes light-plus dark-plus dark-plus","## Network Architecture\n\n- **frontend-network** (172.18.0.0/16)\n  - nginx (frontend) — 172.18.0.2\n  - api (backend) — 172.18.0.3\n\n- **backend-network** (172.19.0.0/16)\n  - api (backend) — 172.19.0.2\n  - postgres (db) — 172.19.0.3\n  - redis (cache) — 172.19.0.4\n\n**Access:**\n- Frontend → Backend: http://api:5000\n- Backend → Database: postgres://db:5432\n- Backend → Cache: redis://cache:6379\n","markdown",[3118,8357,8358,8364,8368,8381,8389,8396,8400,8410,8417,8424,8431,8435,8440,8447,8454],{"__ignoreMap":3229},[3233,8359,8360],{"class":3235,"line":3236},[3233,8361,8363],{"class":8362},"s9ZQM","## Network Architecture\n",[3233,8365,8366],{"class":3235,"line":3243},[3233,8367,3271],{"emptyLinePlaceholder":3270},[3233,8369,8370,8374,8378],{"class":3235,"line":3267},[3233,8371,8373],{"class":8372},"sxDXj","-",[3233,8375,8377],{"class":8376},"sDh7r"," **frontend-network**",[3233,8379,8380],{"class":3428}," (172.18.0.0/16)\n",[3233,8382,8383,8386],{"class":3235,"line":3274},[3233,8384,8385],{"class":8372},"  -",[3233,8387,8388],{"class":3428}," nginx (frontend) — 172.18.0.2\n",[3233,8390,8391,8393],{"class":3235,"line":3280},[3233,8392,8385],{"class":8372},[3233,8394,8395],{"class":3428}," api (backend) — 172.18.0.3\n",[3233,8397,8398],{"class":3235,"line":3559},[3233,8399,3271],{"emptyLinePlaceholder":3270},[3233,8401,8402,8404,8407],{"class":3235,"line":3565},[3233,8403,8373],{"class":8372},[3233,8405,8406],{"class":8376}," **backend-network**",[3233,8408,8409],{"class":3428}," (172.19.0.0/16)\n",[3233,8411,8412,8414],{"class":3235,"line":3571},[3233,8413,8385],{"class":8372},[3233,8415,8416],{"class":3428}," api (backend) — 172.19.0.2\n",[3233,8418,8419,8421],{"class":3235,"line":3577},[3233,8420,8385],{"class":8372},[3233,8422,8423],{"class":3428}," postgres (db) — 172.19.0.3\n",[3233,8425,8426,8428],{"class":3235,"line":3583},[3233,8427,8385],{"class":8372},[3233,8429,8430],{"class":3428}," redis (cache) — 172.19.0.4\n",[3233,8432,8433],{"class":3235,"line":3589},[3233,8434,3271],{"emptyLinePlaceholder":3270},[3233,8436,8437],{"class":3235,"line":3594},[3233,8438,8439],{"class":8376},"**Access:**\n",[3233,8441,8442,8444],{"class":3235,"line":3599},[3233,8443,8373],{"class":8372},[3233,8445,8446],{"class":3428}," Frontend → Backend: http://api:5000\n",[3233,8448,8449,8451],{"class":3235,"line":3605},[3233,8450,8373],{"class":8372},[3233,8452,8453],{"class":3428}," Backend → Database: postgres://db:5432\n",[3233,8455,8456,8458],{"class":3235,"line":3611},[3233,8457,8373],{"class":8372},[3233,8459,8460],{"class":3428}," Backend → Cache: redis://cache:6379\n",[3159,8462,8464],{"id":8463},"_6-використовуйте-docker-compose-для-складних-мереж","6. Використовуйте Docker Compose для складних мереж",[3114,8466,8467,8468,8471],{},"Замість ручного створення мереж та запуску контейнерів, використовуйте ",[3130,8469,8470],{},"Docker Compose"," для декларативного опису мережевої архітектури.",[3114,8473,8474],{},[3130,8475,8476],{},"docker-compose.yml:",[3224,8478,8482],{"className":8479,"code":8480,"language":8481,"meta":3229,"style":3229},"language-yaml shiki shiki-themes light-plus dark-plus dark-plus","version: '3.8'\n\nservices:\n  frontend:\n    image: nginx:alpine\n    ports:\n      - \"8080:80\"\n    networks:\n      - frontend-net\n\n  backend:\n    image: myapp-api:latest\n    networks:\n      - frontend-net\n      - backend-net\n    environment:\n      - DATABASE_URL=postgres://db:5432/myapp\n\n  database:\n    image: postgres:16\n    networks:\n      - backend-net\n    environment:\n      - POSTGRES_PASSWORD=mysecret\n    volumes:\n      - db-data:/var/lib/postgresql/data\n\nnetworks:\n  frontend-net:\n    driver: bridge\n  backend-net:\n    driver: bridge\n\nvolumes:\n  db-data:\n","yaml",[3118,8483,8484,8496,8500,8508,8515,8525,8532,8540,8547,8554,8558,8565,8574,8580,8586,8593,8600,8607,8611,8618,8627,8633,8639,8645,8652,8659,8666,8670,8677,8684,8695,8703,8712,8717,8725],{"__ignoreMap":3229},[3233,8485,8486,8490,8492],{"class":3235,"line":3236},[3233,8487,8489],{"class":8488},"sKtos","version",[3233,8491,4051],{"class":3428},[3233,8493,8495],{"class":8494},"su9tN","'3.8'\n",[3233,8497,8498],{"class":3235,"line":3243},[3233,8499,3271],{"emptyLinePlaceholder":3270},[3233,8501,8502,8505],{"class":3235,"line":3267},[3233,8503,8504],{"class":8488},"services",[3233,8506,8507],{"class":3428},":\n",[3233,8509,8510,8513],{"class":3235,"line":3274},[3233,8511,8512],{"class":8488},"  frontend",[3233,8514,8507],{"class":3428},[3233,8516,8517,8520,8522],{"class":3235,"line":3280},[3233,8518,8519],{"class":8488},"    image",[3233,8521,4051],{"class":3428},[3233,8523,8524],{"class":8494},"nginx:alpine\n",[3233,8526,8527,8530],{"class":3235,"line":3559},[3233,8528,8529],{"class":8488},"    ports",[3233,8531,8507],{"class":3428},[3233,8533,8534,8537],{"class":3235,"line":3565},[3233,8535,8536],{"class":3428},"      - ",[3233,8538,8539],{"class":3250},"\"8080:80\"\n",[3233,8541,8542,8545],{"class":3235,"line":3571},[3233,8543,8544],{"class":8488},"    networks",[3233,8546,8507],{"class":3428},[3233,8548,8549,8551],{"class":3235,"line":3577},[3233,8550,8536],{"class":3428},[3233,8552,8553],{"class":8494},"frontend-net\n",[3233,8555,8556],{"class":3235,"line":3583},[3233,8557,3271],{"emptyLinePlaceholder":3270},[3233,8559,8560,8563],{"class":3235,"line":3589},[3233,8561,8562],{"class":8488},"  backend",[3233,8564,8507],{"class":3428},[3233,8566,8567,8569,8571],{"class":3235,"line":3594},[3233,8568,8519],{"class":8488},[3233,8570,4051],{"class":3428},[3233,8572,8573],{"class":8494},"myapp-api:latest\n",[3233,8575,8576,8578],{"class":3235,"line":3599},[3233,8577,8544],{"class":8488},[3233,8579,8507],{"class":3428},[3233,8581,8582,8584],{"class":3235,"line":3605},[3233,8583,8536],{"class":3428},[3233,8585,8553],{"class":8494},[3233,8587,8588,8590],{"class":3235,"line":3611},[3233,8589,8536],{"class":3428},[3233,8591,8592],{"class":8494},"backend-net\n",[3233,8594,8595,8598],{"class":3235,"line":3617},[3233,8596,8597],{"class":8488},"    environment",[3233,8599,8507],{"class":3428},[3233,8601,8602,8604],{"class":3235,"line":3622},[3233,8603,8536],{"class":3428},[3233,8605,8606],{"class":8494},"DATABASE_URL=postgres://db:5432/myapp\n",[3233,8608,8609],{"class":3235,"line":3628},[3233,8610,3271],{"emptyLinePlaceholder":3270},[3233,8612,8613,8616],{"class":3235,"line":3634},[3233,8614,8615],{"class":8488},"  database",[3233,8617,8507],{"class":3428},[3233,8619,8620,8622,8624],{"class":3235,"line":3640},[3233,8621,8519],{"class":8488},[3233,8623,4051],{"class":3428},[3233,8625,8626],{"class":8494},"postgres:16\n",[3233,8628,8629,8631],{"class":3235,"line":5938},[3233,8630,8544],{"class":8488},[3233,8632,8507],{"class":3428},[3233,8634,8635,8637],{"class":3235,"line":5944},[3233,8636,8536],{"class":3428},[3233,8638,8592],{"class":8494},[3233,8640,8641,8643],{"class":3235,"line":5950},[3233,8642,8597],{"class":8488},[3233,8644,8507],{"class":3428},[3233,8646,8647,8649],{"class":3235,"line":5956},[3233,8648,8536],{"class":3428},[3233,8650,8651],{"class":8494},"POSTGRES_PASSWORD=mysecret\n",[3233,8653,8654,8657],{"class":3235,"line":5962},[3233,8655,8656],{"class":8488},"    volumes",[3233,8658,8507],{"class":3428},[3233,8660,8661,8663],{"class":3235,"line":5967},[3233,8662,8536],{"class":3428},[3233,8664,8665],{"class":8494},"db-data:/var/lib/postgresql/data\n",[3233,8667,8668],{"class":3235,"line":5973},[3233,8669,3271],{"emptyLinePlaceholder":3270},[3233,8671,8672,8675],{"class":3235,"line":5979},[3233,8673,8674],{"class":8488},"networks",[3233,8676,8507],{"class":3428},[3233,8678,8679,8682],{"class":3235,"line":5985},[3233,8680,8681],{"class":8488},"  frontend-net",[3233,8683,8507],{"class":3428},[3233,8685,8687,8690,8692],{"class":3235,"line":8686},30,[3233,8688,8689],{"class":8488},"    driver",[3233,8691,4051],{"class":3428},[3233,8693,8694],{"class":8494},"bridge\n",[3233,8696,8698,8701],{"class":3235,"line":8697},31,[3233,8699,8700],{"class":8488},"  backend-net",[3233,8702,8507],{"class":3428},[3233,8704,8706,8708,8710],{"class":3235,"line":8705},32,[3233,8707,8689],{"class":8488},[3233,8709,4051],{"class":3428},[3233,8711,8694],{"class":8494},[3233,8713,8715],{"class":3235,"line":8714},33,[3233,8716,3271],{"emptyLinePlaceholder":3270},[3233,8718,8720,8723],{"class":3235,"line":8719},34,[3233,8721,8722],{"class":8488},"volumes",[3233,8724,8507],{"class":3428},[3233,8726,8728,8731],{"class":3235,"line":8727},35,[3233,8729,8730],{"class":8488},"  db-data",[3233,8732,8507],{"class":3428},[3114,8734,8735],{},[3130,8736,8737],{},"Запуск:",[3224,8739,8741],{"className":3226,"code":8740,"language":3228,"meta":3229,"style":3229},"docker-compose up -d\n",[3118,8742,8743],{"__ignoreMap":3229},[3233,8744,8745,8748,8751],{"class":3235,"line":3236},[3233,8746,8747],{"class":3246},"docker-compose",[3233,8749,8750],{"class":3250}," up",[3233,8752,8753],{"class":3254}," -d\n",[3114,8755,8756],{},"Docker Compose автоматично створить мережі, запустить контейнери у правильному порядку та налаштує DNS.",[3148,8758,8759],{},"Docker Compose детально розглядається у наступній статті. Тут ми лише показуємо, що він спрощує управління складними мережами.",[3152,8761],{},[3109,8763,8765],{"id":8764},"резюме","Резюме",[3114,8767,8768],{},"У цій статті ми детально розглянули мережеву підсистему Docker — від базових концепцій до практичних сценаріїв та troubleshooting.",[3114,8770,8771],{},[3130,8772,8773],{},"Ключові концепції:",[3173,8775,8776,8782,8791,8797,8806,8815],{},[3176,8777,8778,8781],{},[3130,8779,8780],{},"Network Namespaces"," — механізм ізоляції мережевого стеку на рівні ядра Linux. Кожен контейнер має власний namespace з окремими інтерфейсами, таблицею маршрутизації та firewall-правилами.",[3176,8783,8784,8787,8788,4485],{},[3130,8785,8786],{},"Bridge Network"," — найпоширеніший тип мережі. User-defined bridge надає автоматичну DNS-резолюцію імен контейнерів, що дозволяє спілкуватися через ",[3118,8789,8790],{},"http://container-name",[3176,8792,8793,8796],{},[3130,8794,8795],{},"Host Network"," — контейнер використовує мережу хоста безпосередньо. Максимальна продуктивність, але немає ізоляції. Використовуйте лише для специфічних сценаріїв (високопродуктивні додатки, мережеві утиліти).",[3176,8798,8799,8802,8803,8805],{},[3130,8800,8801],{},"Port Mapping"," — проброс портів контейнера на хост через ",[3118,8804,5035],{},". Дозволяє доступ до контейнера ззовні. Мінімізуйте кількість пробросених портів для безпеки.",[3176,8807,8808,8811,8812,8814],{},[3130,8809,8810],{},"DNS-резолюція"," — Docker надає вбудований DNS-сервер (",[3118,8813,4800],{},") для user-defined networks. Контейнери можуть звертатися один до одного за іменами замість IP-адрес.",[3176,8816,8817,8820],{},[3130,8818,8819],{},"Мережева ізоляція"," — контейнери в різних bridge-мережах не можуть спілкуватися без явного з'єднання. Використовуйте окремі мережі для різних рівнів застосунку (frontend, backend, data).",[3114,8822,8823],{},[3130,8824,8825],{},"Найкращі практики:",[3361,8827,8828,8831,8834,8837,8840,8843],{},[3176,8829,8830],{},"Завжди використовуйте user-defined bridge networks замість default bridge",[3176,8832,8833],{},"Створюйте окремі мережі для різних рівнів застосунку",[3176,8835,8836],{},"Мінімізуйте проброс портів — пробросуйте лише те, що має бути доступне ззовні",[3176,8838,8839],{},"Використовуйте network aliases для гнучкості та failover",[3176,8841,8842],{},"Документуйте мережеву архітектуру у README або діаграмах",[3176,8844,8845],{},"Використовуйте Docker Compose для декларативного опису складних мереж",[3114,8847,8848],{},[3130,8849,8850],{},"Troubleshooting:",[3361,8852,8853,8858,8864,8870],{},[3176,8854,8855,8857],{},[3118,8856,7144],{}," — перевірити підключення контейнерів до мережі",[3176,8859,8860,8863],{},[3118,8861,8862],{},"docker exec \u003Ccontainer> nslookup \u003Cname>"," — перевірити DNS-резолюцію",[3176,8865,8866,8869],{},[3118,8867,8868],{},"docker logs \u003Ccontainer>"," — переглянути логи для діагностики проблем з'єднання",[3176,8871,8872,8874],{},[3118,8873,7886],{}," — debugging-контейнер з 30+ мережевими утилітами",[3114,8876,8877],{},[3130,8878,8879],{},"Що далі:",[3114,8881,8882,8883,8885],{},"У наступній статті ми розглянемо ",[3130,8884,8470],{}," — інструмент для декларативного опису multi-container застосунків. Ви навчитеся описувати складні мережеві архітектури у YAML-файлі, керувати життєвим циклом кількох контейнерів однією командою, та організовувати development/production environments.",[3152,8887],{},[3109,8889,8891],{"id":8890},"практичні-завдання","Практичні завдання",[3159,8893,8895],{"id":8894},"рівень-1-базове-розуміння","Рівень 1: Базове розуміння",[3114,8897,8898],{},[3130,8899,8900],{},"Завдання 1.1: Дослідження Network Namespaces",[3114,8902,8903],{},"Запустіть контейнер Alpine та порівняйте його мережеві інтерфейси з інтерфейсами хоста.",[3224,8905,8907],{"className":3226,"code":8906,"language":3228,"meta":3229,"style":3229},"# Запустити контейнер\ndocker run -it --rm alpine sh\n\n# Всередині контейнера\nip addr show\nexit\n\n# На хості\nip addr show\n",[3118,8908,8909,8914,8928,8932,8937,8945,8950,8954,8959],{"__ignoreMap":3229},[3233,8910,8911],{"class":3235,"line":3236},[3233,8912,8913],{"class":3239},"# Запустити контейнер\n",[3233,8915,8916,8918,8920,8922,8924,8926],{"class":3235,"line":3243},[3233,8917,3247],{"class":3246},[3233,8919,3251],{"class":3250},[3233,8921,3255],{"class":3254},[3233,8923,3258],{"class":3254},[3233,8925,3261],{"class":3250},[3233,8927,3264],{"class":3250},[3233,8929,8930],{"class":3235,"line":3267},[3233,8931,3271],{"emptyLinePlaceholder":3270},[3233,8933,8934],{"class":3235,"line":3274},[3233,8935,8936],{"class":3239},"# Всередині контейнера\n",[3233,8938,8939,8941,8943],{"class":3235,"line":3280},[3233,8940,3283],{"class":3246},[3233,8942,3286],{"class":3250},[3233,8944,3289],{"class":3250},[3233,8946,8947],{"class":3235,"line":3559},[3233,8948,8949],{"class":3246},"exit\n",[3233,8951,8952],{"class":3235,"line":3565},[3233,8953,3271],{"emptyLinePlaceholder":3270},[3233,8955,8956],{"class":3235,"line":3571},[3233,8957,8958],{"class":3239},"# На хості\n",[3233,8960,8961,8963,8965],{"class":3235,"line":3577},[3233,8962,3283],{"class":3246},[3233,8964,3286],{"class":3250},[3233,8966,3289],{"class":3250},[3114,8968,8969],{},[3130,8970,8971],{},"Питання:",[3361,8973,8974,8977,8980],{},[3176,8975,8976],{},"Скільки інтерфейсів у контейнера? Скільки на хості?",[3176,8978,8979],{},"Яка IP-адреса у контейнера? З якого subnet?",[3176,8981,8982,8983,8985],{},"Чи бачить контейнер інтерфейси хоста (наприклад, ",[3118,8984,3394],{},")?",[3114,8987,8988],{},[3130,8989,8990],{},"Завдання 1.2: DNS-резолюція",[3114,8992,8993],{},"Створіть user-defined bridge network та два контейнери. Перевірте DNS-резолюцію.",[3224,8995,8997],{"className":3226,"code":8996,"language":3228,"meta":3229,"style":3229},"docker network create test-network\ndocker run -d --name web --network test-network nginx:alpine\ndocker run -it --rm --network test-network alpine sh\n\n# Всередині другого контейнера\nnslookup web\nping web\nwget -qO- http://web\n",[3118,8998,8999,9010,9029,9047,9051,9056,9062,9069],{"__ignoreMap":3229},[3233,9000,9001,9003,9005,9007],{"class":3235,"line":3236},[3233,9002,3247],{"class":3246},[3233,9004,3911],{"class":3250},[3233,9006,3993],{"class":3250},[3233,9008,9009],{"class":3250}," test-network\n",[3233,9011,9012,9014,9016,9018,9020,9022,9024,9027],{"class":3235,"line":3243},[3233,9013,3247],{"class":3246},[3233,9015,3251],{"class":3250},[3233,9017,4225],{"class":3254},[3233,9019,4280],{"class":3254},[3233,9021,4237],{"class":3250},[3233,9023,6795],{"class":3254},[3233,9025,9026],{"class":3250}," test-network",[3233,9028,4286],{"class":3250},[3233,9030,9031,9033,9035,9037,9039,9041,9043,9045],{"class":3235,"line":3267},[3233,9032,3247],{"class":3246},[3233,9034,3251],{"class":3250},[3233,9036,3255],{"class":3254},[3233,9038,3258],{"class":3254},[3233,9040,6795],{"class":3254},[3233,9042,9026],{"class":3250},[3233,9044,3261],{"class":3250},[3233,9046,3264],{"class":3250},[3233,9048,9049],{"class":3235,"line":3274},[3233,9050,3271],{"emptyLinePlaceholder":3270},[3233,9052,9053],{"class":3235,"line":3280},[3233,9054,9055],{"class":3239},"# Всередині другого контейнера\n",[3233,9057,9058,9060],{"class":3235,"line":3559},[3233,9059,4726],{"class":3246},[3233,9061,5348],{"class":3250},[3233,9063,9064,9067],{"class":3235,"line":3565},[3233,9065,9066],{"class":3246},"ping",[3233,9068,5348],{"class":3250},[3233,9070,9071,9073,9075],{"class":3235,"line":3571},[3233,9072,4777],{"class":3246},[3233,9074,4780],{"class":3254},[3233,9076,9077],{"class":3250}," http://web\n",[3114,9079,9080],{},[3130,9081,8971],{},[3361,9083,9084,9090],{},[3176,9085,9086,9087,9089],{},"Яку IP-адресу повернув DNS для імені ",[3118,9088,4421],{},"?",[3176,9091,9092,9093,9095],{},"Чи працює ",[3118,9094,9066],{},"? Чи працює HTTP-запит?",[3114,9097,9098],{},[3130,9099,9100],{},"Завдання 1.3: Port Mapping",[3114,9102,9103],{},"Запустіть Nginx з пробросом порту та перевірте доступ ззовні.",[3224,9105,9107],{"className":3226,"code":9106,"language":3228,"meta":3229,"style":3229},"docker run -d --name web -p 8080:80 nginx:alpine\ncurl http://localhost:8080\ndocker port web\n",[3118,9108,9109,9127,9133],{"__ignoreMap":3229},[3233,9110,9111,9113,9115,9117,9119,9121,9123,9125],{"class":3235,"line":3236},[3233,9112,3247],{"class":3246},[3233,9114,3251],{"class":3250},[3233,9116,4225],{"class":3254},[3233,9118,4280],{"class":3254},[3233,9120,4237],{"class":3250},[3233,9122,5158],{"class":3254},[3233,9124,5071],{"class":3250},[3233,9126,4286],{"class":3250},[3233,9128,9129,9131],{"class":3235,"line":3243},[3233,9130,5120],{"class":3246},[3233,9132,5123],{"class":3250},[3233,9134,9135,9137,9139],{"class":3235,"line":3267},[3233,9136,3247],{"class":3246},[3233,9138,5234],{"class":3250},[3233,9140,5348],{"class":3250},[3114,9142,9143],{},[3130,9144,8971],{},[3361,9146,9147,9150],{},[3176,9148,9149],{},"На якому порту хоста доступний Nginx?",[3176,9151,9152,9153,9155],{},"Чи можете ви відкрити ",[3118,9154,5022],{}," у браузері?",[3152,9157],{},[3159,9159,9161],{"id":9160},"рівень-2-практичне-застосування","Рівень 2: Практичне застосування",[3114,9163,9164],{},[3130,9165,9166],{},"Завдання 2.1: Multi-container застосунок",[3114,9168,9169],{},"Створіть простий застосунок з двома контейнерами: Nginx (frontend) та httpbin (backend для тестування API).",[3114,9171,9172],{},[3130,9173,9174],{},"Вимоги:",[3361,9176,9177,9183,9190,9196],{},[3176,9178,9179,9180],{},"Створити user-defined bridge network ",[3118,9181,9182],{},"app-network",[3176,9184,9185,9186,9189],{},"Запустити ",[3118,9187,9188],{},"kennethreitz/httpbin"," як backend",[3176,9191,9192,9193],{},"Запустити Nginx як frontend з пробросом порту ",[3118,9194,9195],{},"8080:80",[3176,9197,9198,9199,9201],{},"Налаштувати Nginx для проксування ",[3118,9200,6410],{}," до backend",[3114,9203,9204],{},[3130,9205,9206],{},"Підказка для Nginx config:",[3224,9208,9210],{"className":6304,"code":9209,"language":6306,"meta":3229,"style":3229},"server {\n    listen 80;\n    location /api/ {\n        proxy_pass http://backend:80/;\n    }\n}\n",[3118,9211,9212,9216,9220,9224,9229,9233],{"__ignoreMap":3229},[3233,9213,9214],{"class":3235,"line":3236},[3233,9215,6313],{},[3233,9217,9218],{"class":3235,"line":3243},[3233,9219,6318],{},[3233,9221,9222],{"class":3235,"line":3267},[3233,9223,6360],{},[3233,9225,9226],{"class":3235,"line":3274},[3233,9227,9228],{},"        proxy_pass http://backend:80/;\n",[3233,9230,9231],{"class":3235,"line":3280},[3233,9232,4152],{},[3233,9234,9235],{"class":3235,"line":3559},[3233,9236,4415],{},[3114,9238,9239],{},[3130,9240,4937],{},[3224,9242,9244],{"className":3226,"code":9243,"language":3228,"meta":3229,"style":3229},"curl http://localhost:8080/api/get\n# Має повернути JSON від httpbin\n",[3118,9245,9246,9253],{"__ignoreMap":3229},[3233,9247,9248,9250],{"class":3235,"line":3236},[3233,9249,5120],{"class":3246},[3233,9251,9252],{"class":3250}," http://localhost:8080/api/get\n",[3233,9254,9255],{"class":3235,"line":3243},[3233,9256,9257],{"class":3239},"# Має повернути JSON від httpbin\n",[3114,9259,9260],{},[3130,9261,9262],{},"Завдання 2.2: Ізоляція мереж",[3114,9264,9265],{},"Створіть три контейнери у двох різних мережах та перевірте ізоляцію.",[3224,9267,9269],{"className":3226,"code":9268,"language":3228,"meta":3229,"style":3229},"docker network create net1\ndocker network create net2\n\ndocker run -d --name container1 --network net1 alpine sleep 3600\ndocker run -d --name container2 --network net2 alpine sleep 3600\ndocker run -d --name container3 --network net1 alpine sleep 3600\n",[3118,9270,9271,9282,9293,9297,9323,9347],{"__ignoreMap":3229},[3233,9272,9273,9275,9277,9279],{"class":3235,"line":3236},[3233,9274,3247],{"class":3246},[3233,9276,3911],{"class":3250},[3233,9278,3993],{"class":3250},[3233,9280,9281],{"class":3250}," net1\n",[3233,9283,9284,9286,9288,9290],{"class":3235,"line":3243},[3233,9285,3247],{"class":3246},[3233,9287,3911],{"class":3250},[3233,9289,3993],{"class":3250},[3233,9291,9292],{"class":3250}," net2\n",[3233,9294,9295],{"class":3235,"line":3267},[3233,9296,3271],{"emptyLinePlaceholder":3270},[3233,9298,9299,9301,9303,9305,9307,9310,9312,9315,9317,9320],{"class":3235,"line":3274},[3233,9300,3247],{"class":3246},[3233,9302,3251],{"class":3250},[3233,9304,4225],{"class":3254},[3233,9306,4280],{"class":3254},[3233,9308,9309],{"class":3250}," container1",[3233,9311,6795],{"class":3254},[3233,9313,9314],{"class":3250}," net1",[3233,9316,3261],{"class":3250},[3233,9318,9319],{"class":3250}," sleep",[3233,9321,9322],{"class":5215}," 3600\n",[3233,9324,9325,9327,9329,9331,9333,9336,9338,9341,9343,9345],{"class":3235,"line":3280},[3233,9326,3247],{"class":3246},[3233,9328,3251],{"class":3250},[3233,9330,4225],{"class":3254},[3233,9332,4280],{"class":3254},[3233,9334,9335],{"class":3250}," container2",[3233,9337,6795],{"class":3254},[3233,9339,9340],{"class":3250}," net2",[3233,9342,3261],{"class":3250},[3233,9344,9319],{"class":3250},[3233,9346,9322],{"class":5215},[3233,9348,9349,9351,9353,9355,9357,9360,9362,9364,9366,9368],{"class":3235,"line":3559},[3233,9350,3247],{"class":3246},[3233,9352,3251],{"class":3250},[3233,9354,4225],{"class":3254},[3233,9356,4280],{"class":3254},[3233,9358,9359],{"class":3250}," container3",[3233,9361,6795],{"class":3254},[3233,9363,9314],{"class":3250},[3233,9365,3261],{"class":3250},[3233,9367,9319],{"class":3250},[3233,9369,9322],{"class":5215},[3114,9371,9372],{},[3130,9373,8971],{},[3361,9375,9376,9391,9399],{},[3176,9377,9378,9379,9382,9383,9386,9387,9390],{},"Чи може ",[3118,9380,9381],{},"container1"," пінгувати ",[3118,9384,9385],{},"container3","? (обидва в ",[3118,9388,9389],{},"net1",")",[3176,9392,9378,9393,9382,9395,9398],{},[3118,9394,9381],{},[3118,9396,9397],{},"container2","? (різні мережі)",[3176,9400,9401,9402,9404,9405,9407,9408,9089],{},"Як підключити ",[3118,9403,9397],{}," до ",[3118,9406,9389],{},", щоб він міг спілкуватися з ",[3118,9409,9381],{},[3114,9411,9412],{},[3130,9413,9414],{},"Завдання 2.3: Troubleshooting",[3114,9416,9417,9418,9421],{},"Запустіть контейнер з .NET API, що слухає на ",[3118,9419,9420],{},"127.0.0.1:5000"," (неправильно). Діагностуйте проблему та виправте.",[3224,9423,9425],{"className":3226,"code":9424,"language":3228,"meta":3229,"style":3229},"# Dockerfile з помилкою\nFROM mcr.microsoft.com/dotnet/aspnet:8.0\nCOPY app /app\nWORKDIR /app\nENV ASPNETCORE_URLS=http://127.0.0.1:5000\nENTRYPOINT [\"dotnet\", \"MyApp.dll\"]\n",[3118,9426,9427,9432,9440,9451,9458,9466],{"__ignoreMap":3229},[3233,9428,9429],{"class":3235,"line":3236},[3233,9430,9431],{"class":3239},"# Dockerfile з помилкою\n",[3233,9433,9434,9437],{"class":3235,"line":3243},[3233,9435,9436],{"class":3246},"FROM",[3233,9438,9439],{"class":3250}," mcr.microsoft.com/dotnet/aspnet:8.0\n",[3233,9441,9442,9445,9448],{"class":3235,"line":3267},[3233,9443,9444],{"class":3246},"COPY",[3233,9446,9447],{"class":3250}," app",[3233,9449,9450],{"class":3250}," /app\n",[3233,9452,9453,9456],{"class":3235,"line":3274},[3233,9454,9455],{"class":3246},"WORKDIR",[3233,9457,9450],{"class":3250},[3233,9459,9460,9463],{"class":3235,"line":3280},[3233,9461,9462],{"class":3246},"ENV",[3233,9464,9465],{"class":3250}," ASPNETCORE_URLS=http://127.0.0.1:5000\n",[3233,9467,9468,9471,9474,9477,9479],{"class":3235,"line":3559},[3233,9469,9470],{"class":3246},"ENTRYPOINT",[3233,9472,9473],{"class":3428}," [",[3233,9475,9476],{"class":3250},"\"dotnet\"",[3233,9478,3395],{"class":3428},[3233,9480,9481],{"class":3250},"\"MyApp.dll\"]\n",[3114,9483,9484],{},[3130,9485,8971],{},[3361,9487,9488,9498],{},[3176,9489,9490,9491,9494,9495,9089],{},"Чому ",[3118,9492,9493],{},"curl http://localhost:5000"," на хості не працює після ",[3118,9496,9497],{},"-p 5000:5000",[3176,9499,9500,9501,9089],{},"Як виправити ",[3118,9502,9503],{},"ASPNETCORE_URLS",[3152,9505],{},[3159,9507,9509],{"id":9508},"рівень-3-архітектура-та-оптимізація","Рівень 3: Архітектура та оптимізація",[3114,9511,9512],{},[3130,9513,9514],{},"Завдання 3.1: Three-tier архітектура",[3114,9516,9517],{},"Побудуйте повноцінний three-tier застосунок з правильною мережевою ізоляцією:",[3114,9519,9520],{},[3130,9521,9522],{},"Компоненти:",[3173,9524,9525,9531,9537,9543],{},[3176,9526,9527,9530],{},[3130,9528,9529],{},"Frontend:"," Nginx (статичні файли + reverse proxy)",[3176,9532,9533,9536],{},[3130,9534,9535],{},"Backend:"," .NET Web API або Node.js Express",[3176,9538,9539,9542],{},[3130,9540,9541],{},"Database:"," PostgreSQL",[3176,9544,9545,9548],{},[3130,9546,9547],{},"Cache:"," Redis",[3114,9550,9551],{},[3130,9552,9174],{},[3361,9554,9555,9567,9575,9582,9587,9594,9597],{},[3176,9556,9557,9558,3395,9561,3395,9564],{},"Створити три мережі: ",[3118,9559,9560],{},"frontend-net",[3118,9562,9563],{},"backend-net",[3118,9565,9566],{},"cache-net",[3176,9568,9569,9570,9572,9573],{},"Frontend у ",[3118,9571,9560],{},", доступний на порту ",[3118,9574,5810],{},[3176,9576,9577,9578,4422,9580],{},"Backend у ",[3118,9579,9560],{},[3118,9581,9563],{},[3176,9583,9584,9585],{},"Database у ",[3118,9586,9563],{},[3176,9588,9589,9590,4422,9592],{},"Redis у ",[3118,9591,9566],{},[3118,9593,9563],{},[3176,9595,9596],{},"Frontend не може підключитися до Database або Redis",[3176,9598,9599,9600,9602,9603],{},"Використати network aliases: Database як ",[3118,9601,4860],{},", Redis як ",[3118,9604,9605],{},"cache",[3114,9607,9608],{},[3130,9609,4937],{},[3224,9611,9613],{"className":3226,"code":9612,"language":3228,"meta":3229,"style":3229},"# Frontend може звернутися до Backend\ndocker exec frontend curl http://backend:5000/health\n\n# Backend може звернутися до Database\ndocker exec backend pg_isready -h db\n\n# Backend може звернутися до Redis\ndocker exec backend redis-cli -h cache ping\n\n# Frontend НЕ може звернутися до Database\ndocker exec frontend ping db\n# Має бути: bad address 'db'\n",[3118,9614,9615,9620,9633,9637,9642,9657,9661,9666,9685,9689,9694,9706],{"__ignoreMap":3229},[3233,9616,9617],{"class":3235,"line":3236},[3233,9618,9619],{"class":3239},"# Frontend може звернутися до Backend\n",[3233,9621,9622,9624,9626,9628,9630],{"class":3235,"line":3243},[3233,9623,3247],{"class":3246},[3233,9625,5676],{"class":3250},[3233,9627,4686],{"class":3250},[3233,9629,7120],{"class":3250},[3233,9631,9632],{"class":3250}," http://backend:5000/health\n",[3233,9634,9635],{"class":3235,"line":3267},[3233,9636,3271],{"emptyLinePlaceholder":3270},[3233,9638,9639],{"class":3235,"line":3274},[3233,9640,9641],{"class":3239},"# Backend може звернутися до Database\n",[3233,9643,9644,9646,9648,9650,9653,9655],{"class":3235,"line":3280},[3233,9645,3247],{"class":3246},[3233,9647,5676],{"class":3250},[3233,9649,4643],{"class":3250},[3233,9651,9652],{"class":3250}," pg_isready",[3233,9654,6470],{"class":3254},[3233,9656,6518],{"class":3250},[3233,9658,9659],{"class":3235,"line":3559},[3233,9660,3271],{"emptyLinePlaceholder":3270},[3233,9662,9663],{"class":3235,"line":3565},[3233,9664,9665],{"class":3239},"# Backend може звернутися до Redis\n",[3233,9667,9668,9670,9672,9674,9677,9679,9682],{"class":3235,"line":3571},[3233,9669,3247],{"class":3246},[3233,9671,5676],{"class":3250},[3233,9673,4643],{"class":3250},[3233,9675,9676],{"class":3250}," redis-cli",[3233,9678,6470],{"class":3254},[3233,9680,9681],{"class":3250}," cache",[3233,9683,9684],{"class":3250}," ping\n",[3233,9686,9687],{"class":3235,"line":3577},[3233,9688,3271],{"emptyLinePlaceholder":3270},[3233,9690,9691],{"class":3235,"line":3583},[3233,9692,9693],{"class":3239},"# Frontend НЕ може звернутися до Database\n",[3233,9695,9696,9698,9700,9702,9704],{"class":3235,"line":3589},[3233,9697,3247],{"class":3246},[3233,9699,5676],{"class":3250},[3233,9701,4686],{"class":3250},[3233,9703,6515],{"class":3250},[3233,9705,6518],{"class":3250},[3233,9707,9708],{"class":3235,"line":3594},[3233,9709,9710],{"class":3239},"# Має бути: bad address 'db'\n",[3114,9712,9713],{},[3130,9714,9715],{},"Завдання 3.2: Load Balancing через DNS",[3114,9717,9718],{},"Створіть два backend-контейнери з однаковим network alias та перевірте round-robin DNS.",[3224,9720,9722],{"className":3226,"code":9721,"language":3228,"meta":3229,"style":3229},"docker network create lb-network\n\ndocker run -d --name backend1 --network lb-network --network-alias api nginx:alpine\ndocker run -d --name backend2 --network lb-network --network-alias api nginx:alpine\n\ndocker run -it --rm --network lb-network alpine sh\n# Всередині:\nnslookup api\n# Має повернути дві IP-адреси\n",[3118,9723,9724,9735,9739,9764,9787,9791,9809,9814,9820],{"__ignoreMap":3229},[3233,9725,9726,9728,9730,9732],{"class":3235,"line":3236},[3233,9727,3247],{"class":3246},[3233,9729,3911],{"class":3250},[3233,9731,3993],{"class":3250},[3233,9733,9734],{"class":3250}," lb-network\n",[3233,9736,9737],{"class":3235,"line":3243},[3233,9738,3271],{"emptyLinePlaceholder":3270},[3233,9740,9741,9743,9745,9747,9749,9752,9754,9757,9760,9762],{"class":3235,"line":3267},[3233,9742,3247],{"class":3246},[3233,9744,3251],{"class":3250},[3233,9746,4225],{"class":3254},[3233,9748,4280],{"class":3254},[3233,9750,9751],{"class":3250}," backend1",[3233,9753,6795],{"class":3254},[3233,9755,9756],{"class":3250}," lb-network",[3233,9758,9759],{"class":3254}," --network-alias",[3233,9761,4283],{"class":3250},[3233,9763,4286],{"class":3250},[3233,9765,9766,9768,9770,9772,9774,9777,9779,9781,9783,9785],{"class":3235,"line":3274},[3233,9767,3247],{"class":3246},[3233,9769,3251],{"class":3250},[3233,9771,4225],{"class":3254},[3233,9773,4280],{"class":3254},[3233,9775,9776],{"class":3250}," backend2",[3233,9778,6795],{"class":3254},[3233,9780,9756],{"class":3250},[3233,9782,9759],{"class":3254},[3233,9784,4283],{"class":3250},[3233,9786,4286],{"class":3250},[3233,9788,9789],{"class":3235,"line":3280},[3233,9790,3271],{"emptyLinePlaceholder":3270},[3233,9792,9793,9795,9797,9799,9801,9803,9805,9807],{"class":3235,"line":3559},[3233,9794,3247],{"class":3246},[3233,9796,3251],{"class":3250},[3233,9798,3255],{"class":3254},[3233,9800,3258],{"class":3254},[3233,9802,6795],{"class":3254},[3233,9804,9756],{"class":3250},[3233,9806,3261],{"class":3250},[3233,9808,3264],{"class":3250},[3233,9810,9811],{"class":3235,"line":3565},[3233,9812,9813],{"class":3239},"# Всередині:\n",[3233,9815,9816,9818],{"class":3235,"line":3571},[3233,9817,4726],{"class":3246},[3233,9819,4309],{"class":3250},[3233,9821,9822],{"class":3235,"line":3577},[3233,9823,9824],{"class":3239},"# Має повернути дві IP-адреси\n",[3114,9826,9827],{},[3130,9828,8971],{},[3361,9830,9831,9836],{},[3176,9832,9833,9834,9089],{},"Скільки IP-адрес повертає DNS для ",[3118,9835,4425],{},[3176,9837,9838,9839,4422,9842,9089],{},"Як Docker розподіляє запити між ",[3118,9840,9841],{},"backend1",[3118,9843,9844],{},"backend2",[3114,9846,9847],{},[3130,9848,9849],{},"Завдання 3.3: Мережева безпека",[3114,9851,9852],{},"Налаштуйте застосунок з максимальною мережевою ізоляцією:",[3114,9854,9855],{},[3130,9856,9174],{},[3173,9858,9859,9862,9865,9871],{},[3176,9860,9861],{},"Database доступна лише для Backend (не для Frontend, не ззовні)",[3176,9863,9864],{},"Backend доступний лише для Frontend (не ззовні)",[3176,9866,9867,9868,9870],{},"Frontend доступний ззовні лише на ",[3118,9869,5096],{}," (не з локальної мережі)",[3176,9872,9873],{},"Використати окремі мережі для кожного рівня",[3114,9875,9876],{},[3130,9877,9878],{},"Перевірка безпеки:",[3224,9880,9882],{"className":3226,"code":9881,"language":3228,"meta":3229,"style":3229},"# З іншої машини в локальній мережі\ncurl http://\u003Chost-ip>:8080\n# Має бути: Connection refused\n\n# З хоста\ncurl http://localhost:8080\n# Має працювати\n\n# Спроба підключитися до Database ззовні\npsql -h \u003Chost-ip> -U postgres\n# Має бути: Connection refused\n",[3118,9883,9884,9889,9908,9913,9917,9922,9928,9933,9937,9942,9961],{"__ignoreMap":3229},[3233,9885,9886],{"class":3235,"line":3236},[3233,9887,9888],{"class":3239},"# З іншої машини в локальній мережі\n",[3233,9890,9891,9893,9896,9899,9902,9905],{"class":3235,"line":3243},[3233,9892,5120],{"class":3246},[3233,9894,9895],{"class":3250}," http://",[3233,9897,9898],{"class":3428},"\u003C",[3233,9900,9901],{"class":3250},"host-i",[3233,9903,9904],{"class":3428},"p>",[3233,9906,9907],{"class":3250},":8080\n",[3233,9909,9910],{"class":3235,"line":3267},[3233,9911,9912],{"class":3239},"# Має бути: Connection refused\n",[3233,9914,9915],{"class":3235,"line":3274},[3233,9916,3271],{"emptyLinePlaceholder":3270},[3233,9918,9919],{"class":3235,"line":3280},[3233,9920,9921],{"class":3239},"# З хоста\n",[3233,9923,9924,9926],{"class":3235,"line":3559},[3233,9925,5120],{"class":3246},[3233,9927,5123],{"class":3250},[3233,9929,9930],{"class":3235,"line":3565},[3233,9931,9932],{"class":3239},"# Має працювати\n",[3233,9934,9935],{"class":3235,"line":3571},[3233,9936,3271],{"emptyLinePlaceholder":3270},[3233,9938,9939],{"class":3235,"line":3577},[3233,9940,9941],{"class":3239},"# Спроба підключитися до Database ззовні\n",[3233,9943,9944,9946,9948,9950,9952,9955,9958],{"class":3235,"line":3583},[3233,9945,6467],{"class":3246},[3233,9947,6470],{"class":3254},[3233,9949,5237],{"class":3428},[3233,9951,9901],{"class":3250},[3233,9953,9954],{"class":3428},"p> ",[3233,9956,9957],{"class":3254},"-U",[3233,9959,9960],{"class":3250}," postgres\n",[3233,9962,9963],{"class":3235,"line":3589},[3233,9964,9912],{"class":3239},[3152,9966],{},[3148,9968,9969,9972,9973,9976,9977,9979],{},[3130,9970,9971],{},"Підказка для завдань:"," Використовуйте ",[3118,9974,9975],{},"docker network inspect \u003Cnetwork>"," для перевірки підключених контейнерів та їхніх IP-адрес. Використовуйте ",[3118,9978,8868],{}," для діагностики проблем з'єднання.",[9981,9982,9983],"style",{},"html pre.shiki code .spJ8K, html code.shiki .spJ8K{--shiki-light:#008000;--shiki-default:#6A9955;--shiki-dark:#6A9955}html pre.shiki code .s8Opu, html code.shiki .s8Opu{--shiki-light:#795E26;--shiki-default:#DCDCAA;--shiki-dark:#DCDCAA}html pre.shiki code .sbdoH, html code.shiki .sbdoH{--shiki-light:#A31515;--shiki-default:#CE9178;--shiki-dark:#CE9178}html pre.shiki code .su1O8, html code.shiki .su1O8{--shiki-light:#0000FF;--shiki-default:#569CD6;--shiki-dark:#569CD6}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: 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.su9tN{--shiki-light:#0000FF;--shiki-default:#CE9178;--shiki-dark:#CE9178}",{"title":3229,"searchDepth":3243,"depth":3243,"links":9985},[9986,9987,9992,9995,10001,10007,10013,10018,10026,10033,10037,10045,10046],{"id":3111,"depth":3243,"text":3112},{"id":3156,"depth":3243,"text":3157,"children":9988},[9989,9990,9991],{"id":3161,"depth":3267,"text":3162},{"id":3218,"depth":3267,"text":3219},{"id":3514,"depth":3267,"text":3515},{"id":3684,"depth":3243,"text":3685,"children":9993},[9994],{"id":3691,"depth":3267,"text":3692},{"id":3812,"depth":3243,"text":3813,"children":9996},[9997,9998,9999,10000],{"id":3816,"depth":3267,"text":3817},{"id":3835,"depth":3267,"text":3836},{"id":3893,"depth":3267,"text":3894},{"id":4200,"depth":3267,"text":4201},{"id":4431,"depth":3243,"text":4432,"children":10002},[10003,10004,10005,10006],{"id":4435,"depth":3267,"text":4436},{"id":4488,"depth":3267,"text":4489},{"id":4592,"depth":3267,"text":4593},{"id":4849,"depth":3267,"text":4850},{"id":4983,"depth":3243,"text":4984,"children":10008},[10009,10010,10011,10012],{"id":4987,"depth":3267,"text":4988},{"id":5026,"depth":3267,"text":5027},{"id":5131,"depth":3267,"text":5132},{"id":5328,"depth":3267,"text":5329},{"id":5434,"depth":3243,"text":5435,"children":10014},[10015,10016,10017],{"id":5438,"depth":3267,"text":5439},{"id":5527,"depth":3267,"text":5528},{"id":5708,"depth":3267,"text":5709},{"id":5773,"depth":3243,"text":5774,"children":10019},[10020,10021,10022,10023,10024,10025],{"id":5819,"depth":3267,"text":5820},{"id":6016,"depth":3267,"text":6017},{"id":6061,"depth":3267,"text":6062},{"id":6140,"depth":3267,"text":6141},{"id":6242,"depth":3267,"text":6243},{"id":6420,"depth":3267,"text":6421},{"id":6563,"depth":3243,"text":6564,"children":10027},[10028,10029,10030,10031,10032],{"id":6567,"depth":3267,"text":6568},{"id":6602,"depth":3267,"text":6603},{"id":6723,"depth":3267,"text":6724},{"id":6886,"depth":3267,"text":6887},{"id":7004,"depth":3267,"text":7005},{"id":7089,"depth":3243,"text":7090,"children":10034},[10035,10036],{"id":7093,"depth":3267,"text":7094},{"id":7596,"depth":3267,"text":7597},{"id":7892,"depth":3243,"text":7893,"children":10038},[10039,10040,10041,10042,10043,10044],{"id":7896,"depth":3267,"text":7897},{"id":8022,"depth":3267,"text":8023},{"id":8050,"depth":3267,"text":8051},{"id":8190,"depth":3267,"text":8191},{"id":8338,"depth":3267,"text":8339},{"id":8463,"depth":3267,"text":8464},{"id":8764,"depth":3243,"text":8765},{"id":8890,"depth":3243,"text":8891,"children":10047},[10048,10049,10050],{"id":8894,"depth":3267,"text":8895},{"id":9160,"depth":3267,"text":9161},{"id":9508,"depth":3267,"text":9509},"Docker 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