Ktor Server Patterns
Comprehensive Ktor patterns for building robust, maintainable HTTP servers with Kotlin coroutines.
When to Activate
- Building Ktor HTTP servers
- Configuring Ktor plugins (Auth, CORS, ContentNegotiation, StatusPages)
- Implementing REST APIs with Ktor
- Setting up dependency injection with Koin
- Writing Ktor integration tests with testApplication
- Working with WebSockets in Ktor
Application Structure
Standard Ktor Project Layout
src/main/kotlin/
├── com/example/
│ ├── Application.kt # Entry point, module configuration
│ ├── plugins/
│ │ ├── Routing.kt # Route definitions
│ │ ├── Serialization.kt # Content negotiation setup
│ │ ├── Authentication.kt # Auth configuration
│ │ ├── StatusPages.kt # Error handling
│ │ └── CORS.kt # CORS configuration
│ ├── routes/
│ │ ├── UserRoutes.kt # /users endpoints
│ │ ├── AuthRoutes.kt # /auth endpoints
│ │ └── HealthRoutes.kt # /health endpoints
│ ├── models/
│ │ ├── User.kt # Domain models
│ │ └── ApiResponse.kt # Response envelopes
│ ├── services/
│ │ ├── User…