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AccessLoggingFilter.scala
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AccessLoggingFilter.scala
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package de.innfactory.bootstrapplay2.filters.logging
import javax.inject.Inject
import akka.stream.Materializer
import com.typesafe.config.Config
import de.innfactory.smithy4play
import de.innfactory.smithy4play.{ContextRouteError, EndpointResult, RouteResult, RoutingContext}
import de.innfactory.smithy4play.middleware.MiddlewareBase
import scala.concurrent.ExecutionContext.Implicits.global
import scala.concurrent.Future
import play.api.Logger
import play.api.mvc._
import play.api._
class AccessLoggingFilter @Inject() (config: Config, implicit val mat: Materializer) extends MiddlewareBase {
val accessLogger = Logger("AccessFilterLog")
/**
* status list from application.conf
*/
private val configAccessStatus =
config.getIntList("logging.access.statusList")
/**
* Logs requests if result header status is included in logging.access.statusList as defined in application.conf
*/
override protected def logic(
r: RoutingContext,
next: RoutingContext => RouteResult[EndpointResult]
): RouteResult[EndpointResult] = {
val request = r.requestHeader
val result = next(r)
result.leftMap { e =>
if (shouldBeLogged(e)) {
val msg =
s"RequestID: status=${e.statusCode} method=${request.method} uri=${request.uri} remote-address=${request.remoteAddress}" +
s" authorization-header=${request.headers.get("Authorization")}"
accessLogger.warn(msg)
}
e
}
}
/**
* check if request/result should be logged
*/
def shouldBeLogged(e: ContextRouteError): Boolean =
configAccessStatus.contains(e.statusCode)
}