kotlin-server.libraries.ktor.AppMain.kt.mustache Maven / Gradle / Ivy
package {{packageName}}
import com.codahale.metrics.Slf4jReporter
import com.typesafe.config.ConfigFactory
import io.ktor.application.Application
import io.ktor.application.ApplicationStopping
import io.ktor.application.install
import io.ktor.application.log
import io.ktor.client.HttpClient
import io.ktor.client.engine.apache.Apache
import io.ktor.config.HoconApplicationConfig
{{#featureAutoHead}}
import io.ktor.features.AutoHeadResponse
{{/featureAutoHead}}
{{#featureCompression}}
import io.ktor.features.Compression
{{/featureCompression}}
{{#featureCORS}}
import io.ktor.features.CORS
{{/featureCORS}}
{{#featureConditionalHeaders}}
import io.ktor.features.ConditionalHeaders
{{/featureConditionalHeaders}}
import io.ktor.features.ContentNegotiation
import io.ktor.features.DefaultHeaders
{{#featureHSTS}}
import io.ktor.features.HSTS
{{/featureHSTS}}
import io.ktor.gson.GsonConverter
import io.ktor.http.ContentType
import io.ktor.locations.KtorExperimentalLocationsAPI
import io.ktor.locations.Locations
import io.ktor.metrics.Metrics
import io.ktor.routing.Routing
import java.util.concurrent.TimeUnit
import io.ktor.util.KtorExperimentalAPI
{{#hasAuthMethods}}
import io.ktor.auth.Authentication
import io.ktor.auth.oauth
import org.openapitools.server.infrastructure.ApiKeyCredential
import org.openapitools.server.infrastructure.ApiPrincipal
import org.openapitools.server.infrastructure.apiKeyAuth
{{/hasAuthMethods}}
{{#generateApis}}{{#apiInfo}}{{#apis}}import {{apiPackage}}.{{classname}}
{{/apis}}{{/apiInfo}}{{/generateApis}}
@KtorExperimentalAPI
internal val settings = HoconApplicationConfig(ConfigFactory.defaultApplication(HTTP::class.java.classLoader))
object HTTP {
val client = HttpClient(Apache)
}
@KtorExperimentalAPI
@KtorExperimentalLocationsAPI
fun Application.main() {
install(DefaultHeaders)
install(Metrics) {
val reporter = Slf4jReporter.forRegistry(registry)
.outputTo(log)
.convertRatesTo(TimeUnit.SECONDS)
.convertDurationsTo(TimeUnit.MILLISECONDS)
.build()
reporter.start(10, TimeUnit.SECONDS)
}
{{#generateApis}}
install(ContentNegotiation) {
register(ContentType.Application.Json, GsonConverter())
}
{{#featureAutoHead}}
install(AutoHeadResponse) // see http://ktor.io/features/autoheadresponse.html
{{/featureAutoHead}}
{{#featureConditionalHeaders}}
install(ConditionalHeaders) // see http://ktor.io/features/conditional-headers.html
{{/featureConditionalHeaders}}
{{#featureHSTS}}
install(HSTS, ApplicationHstsConfiguration()) // see http://ktor.io/features/hsts.html
{{/featureHSTS}}
{{#featureCORS}}
install(CORS, ApplicationCORSConfiguration()) // see http://ktor.io/features/cors.html
{{/featureCORS}}
{{#featureCompression}}
install(Compression, ApplicationCompressionConfiguration()) // see http://ktor.io/features/compression.html
{{/featureCompression}}
install(Locations) // see http://ktor.io/features/locations.html
{{#hasAuthMethods}}
install(Authentication) {
{{#authMethods}}
{{#isBasic}}
basic("{{{name}}}") {
validate { credentials ->
// TODO: "Apply your basic authentication functionality."
// Accessible in-method via call.principal()
if (credentials.name == "Swagger" && "Codegen" == credentials.password) {
UserIdPrincipal(credentials.name)
} else {
null
}
}
{{/isBasic}}
{{#isApiKey}}
// "Implement API key auth ({{{name}}}) for parameter name '{{{keyParamName}}}'."
apiKeyAuth("{{{name}}}") {
validate { apikeyCredential: ApiKeyCredential ->
when {
apikeyCredential.value == "keyboardcat" -> ApiPrincipal(apikeyCredential)
else -> null
}
}
}
{{/isApiKey}}
{{#isOAuth}}
{{#bodyAllowed}}
{{/bodyAllowed}}
{{^bodyAllowed}}
oauth("{{name}}") {
client = HttpClient(Apache)
providerLookup = { ApplicationAuthProviders["{{{name}}}"] }
urlProvider = { _ ->
// TODO: define a callback url here.
"/"
}
}
{{/bodyAllowed}}
{{/isOAuth}}
{{/authMethods}}
}
{{/hasAuthMethods}}
install(Routing) {
{{#apiInfo}}
{{#apis}}
{{#operations}}
{{classname}}()
{{/operations}}
{{/apis}}
{{/apiInfo}}
}
{{/generateApis}}
environment.monitor.subscribe(ApplicationStopping)
{
HTTP.client.close()
}
}
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