diff options
Diffstat (limited to 'kamon-play-2.4.x/src/main/scala')
5 files changed, 0 insertions, 308 deletions
diff --git a/kamon-play-2.4.x/src/main/scala/kamon/play/Play.scala b/kamon-play-2.4.x/src/main/scala/kamon/play/Play.scala deleted file mode 100644 index 4d72f16e..00000000 --- a/kamon-play-2.4.x/src/main/scala/kamon/play/Play.scala +++ /dev/null @@ -1,81 +0,0 @@ -/* - * ========================================================================================= - * Copyright © 2013-2014 the kamon project <http://kamon.io/> - * - * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file - * except in compliance with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software distributed under the - * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, - * either express or implied. See the License for the specific language governing permissions - * and limitations under the License. - * ========================================================================================= - */ - -package kamon.play - -import akka.actor.{ ExtendedActorSystem, Extension, ExtensionId, ExtensionIdProvider } -import akka.event.Logging -import kamon.Kamon -import kamon.http.HttpServerMetrics -import play.api.libs.ws.WSRequest -import play.api.mvc.RequestHeader - -object Play extends ExtensionId[PlayExtension] with ExtensionIdProvider { - override def lookup(): ExtensionId[_ <: Extension] = Play - override def createExtension(system: ExtendedActorSystem): PlayExtension = new PlayExtension(system) - - val SegmentLibraryName = "WS-client" -} - -class PlayExtension(private val system: ExtendedActorSystem) extends Kamon.Extension { - val log = Logging(system, classOf[PlayExtension]) - log.info(s"Starting the Kamon(Play) extension") - - private val config = system.settings.config.getConfig("kamon.play") - val httpServerMetrics = Kamon.metrics.entity(HttpServerMetrics, "play-server") - - val includeTraceToken: Boolean = config.getBoolean("automatic-trace-token-propagation") - val traceTokenHeaderName: String = config.getString("trace-token-header-name") - - private val nameGeneratorFQN = config.getString("name-generator") - private val nameGenerator: NameGenerator = system.dynamicAccess.createInstanceFor[NameGenerator](nameGeneratorFQN, Nil).get - - def generateTraceName(requestHeader: RequestHeader): String = nameGenerator.generateTraceName(requestHeader) - def generateHttpClientSegmentName(request: WSRequest): String = nameGenerator.generateHttpClientSegmentName(request) -} - -trait NameGenerator { - def generateTraceName(requestHeader: RequestHeader): String - def generateHttpClientSegmentName(request: WSRequest): String -} - -class DefaultNameGenerator extends NameGenerator { - import scala.collection.concurrent.TrieMap - import play.api.routing.Router - import java.util.Locale - import kamon.util.TriemapAtomicGetOrElseUpdate.Syntax - - private val cache = TrieMap.empty[String, String] - private val normalizePattern = """\$([^<]+)<[^>]+>""".r - - def generateTraceName(requestHeader: RequestHeader): String = requestHeader.tags.get(Router.Tags.RouteVerb).map { verb ⇒ - val path = requestHeader.tags(Router.Tags.RoutePattern) - cache.atomicGetOrElseUpdate(s"$verb$path", { - val traceName = { - // Convert paths of form GET /foo/bar/$paramname<regexp>/blah to foo.bar.paramname.blah.get - val p = normalizePattern.replaceAllIn(path, "$1").replace('/', '.').dropWhile(_ == '.') - val normalisedPath = { - if (p.lastOption.filter(_ != '.').isDefined) s"$p." - else p - } - s"$normalisedPath${verb.toLowerCase(Locale.ENGLISH)}" - } - traceName - }) - } getOrElse s"${requestHeader.method}: ${requestHeader.uri}" - - def generateHttpClientSegmentName(request: WSRequest): String = request.url -} diff --git a/kamon-play-2.4.x/src/main/scala/kamon/play/action/KamonTraceActions.scala b/kamon-play-2.4.x/src/main/scala/kamon/play/action/KamonTraceActions.scala deleted file mode 100644 index 854989a4..00000000 --- a/kamon-play-2.4.x/src/main/scala/kamon/play/action/KamonTraceActions.scala +++ /dev/null @@ -1,29 +0,0 @@ -/* =================================================== - * Copyright © 2013-2014 the kamon project <http://kamon.io/> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ========================================================== */ - -package kamon.play.action - -import kamon.trace.Tracer -import play.api.mvc._ -import scala.concurrent.Future - -case class TraceName[A](name: String)(action: Action[A]) extends Action[A] { - def apply(request: Request[A]): Future[Result] = { - Tracer.currentContext.rename(name) - action(request) - } - lazy val parser = action.parser -} diff --git a/kamon-play-2.4.x/src/main/scala/kamon/play/instrumentation/LoggerLikeInstrumentation.scala b/kamon-play-2.4.x/src/main/scala/kamon/play/instrumentation/LoggerLikeInstrumentation.scala deleted file mode 100644 index 3c79fae4..00000000 --- a/kamon-play-2.4.x/src/main/scala/kamon/play/instrumentation/LoggerLikeInstrumentation.scala +++ /dev/null @@ -1,42 +0,0 @@ -/* ========================================================================================= - * Copyright © 2013-2014 the kamon project <http://kamon.io/> - * - * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file - * except in compliance with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software distributed under the - * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, - * either express or implied. See the License for the specific language governing permissions - * and limitations under the License. - * ========================================================================================= - */ - -package kamon.play.instrumentation - -import kamon.trace.logging.MdcKeysSupport -import org.aspectj.lang.ProceedingJoinPoint -import org.aspectj.lang.annotation._ - -@Aspect -class LoggerLikeInstrumentation extends MdcKeysSupport { - - @Pointcut("execution(* play.api.LoggerLike+.info(..))") - def infoPointcut(): Unit = {} - - @Pointcut("execution(* play.api.LoggerLike+.warn(..))") - def warnPointcut(): Unit = {} - - @Pointcut("execution(* play.api.LoggerLike+.error(..))") - def errorPointcut(): Unit = {} - - @Pointcut("execution(* play.api.LoggerLike+.trace(..))") - def tracePointcut(): Unit = {} - - @Around("(infoPointcut() || warnPointcut() || errorPointcut() || tracePointcut())") - def aroundLog(pjp: ProceedingJoinPoint): Any = withMdc { - pjp.proceed() - } -} - diff --git a/kamon-play-2.4.x/src/main/scala/kamon/play/instrumentation/RequestInstrumentation.scala b/kamon-play-2.4.x/src/main/scala/kamon/play/instrumentation/RequestInstrumentation.scala deleted file mode 100644 index 9b47d5bb..00000000 --- a/kamon-play-2.4.x/src/main/scala/kamon/play/instrumentation/RequestInstrumentation.scala +++ /dev/null @@ -1,110 +0,0 @@ -/* ========================================================================================= - * Copyright © 2013-2015 the kamon project <http://kamon.io/> - * - * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file - * except in compliance with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software distributed under the - * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, - * either express or implied. See the License for the specific language governing permissions - * and limitations under the License. - * ========================================================================================= - */ - -package kamon.play.instrumentation - -import kamon.Kamon -import kamon.play.Play -import kamon.trace.TraceLocal.{ HttpContext, HttpContextKey } -import kamon.trace._ -import kamon.util.SameThreadExecutionContext -import org.aspectj.lang.ProceedingJoinPoint -import org.aspectj.lang.annotation._ -import play.api.mvc.Results._ -import play.api.mvc._ - -@Aspect -class RequestInstrumentation { - - import RequestInstrumentation._ - - @DeclareMixin("play.api.mvc.RequestHeader+") - def mixinContextAwareNewRequest: TraceContextAware = TraceContextAware.default - - @Before("call(* play.api.http.DefaultHttpRequestHandler.routeRequest(..)) && args(requestHeader)") - def beforeRouteRequest(requestHeader: RequestHeader): Unit = { - import Kamon.tracer - - val playExtension = Kamon(Play) - - val token = if (playExtension.includeTraceToken) { - requestHeader.headers.get(playExtension.traceTokenHeaderName) - } else None - - Tracer.setCurrentContext(tracer.newContext("UnnamedTrace", token)) - } - - @Around("call(* play.api.http.HttpFilters.filters(..))") - def aroundFilters(pjp: ProceedingJoinPoint): Any = { - val filter = new EssentialFilter { - override def apply(next: EssentialAction): EssentialAction = { - val essentialAction = (requestHeader: RequestHeader) ⇒ { - - val playExtension = Kamon(Play) - - def onResult(result: Result): Result = { - Tracer.currentContext.collect { ctx ⇒ - ctx.finish() - - httpServerMetrics.recordResponse(ctx.name, result.header.status.toString) - - if (playExtension.includeTraceToken) result.withHeaders(playExtension.traceTokenHeaderName -> ctx.token) - else result - - } getOrElse result - } - //store in TraceLocal useful data to diagnose errors - storeDiagnosticData(requestHeader) - - //override the current trace name - Tracer.currentContext.rename(playExtension.generateTraceName(requestHeader)) - - // Invoke the action - next(requestHeader).map(onResult)(SameThreadExecutionContext) - } - EssentialAction(essentialAction) - } - } - pjp.proceed().asInstanceOf[Seq[EssentialFilter]] :+ filter - } - - @Before("call(* play.api.http.HttpErrorHandler.onClientServerError(..)) && args(requestContextAware, statusCode, *)") - def beforeOnClientError(requestContextAware: TraceContextAware, statusCode: Int): Unit = { - requestContextAware.traceContext.collect { ctx ⇒ - httpServerMetrics.recordResponse(ctx.name, statusCode.toString) - } - } - - @Before("call(* play.api.http.HttpErrorHandler.onServerError(..)) && args(requestContextAware, ex)") - def beforeOnServerError(requestContextAware: TraceContextAware, ex: Throwable): Unit = { - requestContextAware.traceContext.collect { ctx ⇒ - httpServerMetrics.recordResponse(ctx.name, InternalServerError.header.status.toString) - } - } - - def storeDiagnosticData(request: RequestHeader): Unit = { - val agent = request.headers.get(UserAgent).getOrElse(Unknown) - val forwarded = request.headers.get(XForwardedFor).getOrElse(Unknown) - - TraceLocal.store(HttpContextKey)(HttpContext(agent, request.uri, forwarded)) - } -} - -object RequestInstrumentation { - val UserAgent = "User-Agent" - val XForwardedFor = "X-Forwarded-For" - val Unknown = "unknown" - val httpServerMetrics = Kamon(Play).httpServerMetrics -} diff --git a/kamon-play-2.4.x/src/main/scala/kamon/play/instrumentation/WSInstrumentation.scala b/kamon-play-2.4.x/src/main/scala/kamon/play/instrumentation/WSInstrumentation.scala deleted file mode 100644 index 66c933f6..00000000 --- a/kamon-play-2.4.x/src/main/scala/kamon/play/instrumentation/WSInstrumentation.scala +++ /dev/null @@ -1,46 +0,0 @@ -/* =================================================== - * Copyright © 2013-2014 the kamon project <http://kamon.io/> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ========================================================== */ - -package kamon.play.instrumentation - -import kamon.Kamon -import kamon.play.Play -import kamon.trace.{ Tracer, SegmentCategory } -import kamon.util.SameThreadExecutionContext -import org.aspectj.lang.ProceedingJoinPoint -import org.aspectj.lang.annotation.{ Around, Aspect, Pointcut } -import play.api.libs.ws.{ WSRequest, WSResponse } -import scala.concurrent.Future - -@Aspect -class WSInstrumentation { - - @Pointcut("execution(* play.api.libs.ws.ning.NingWSRequest.execute()) && this(request)") - def onExecuteRequest(request: WSRequest): Unit = {} - - @Around("onExecuteRequest(request)") - def aroundExecuteRequest(pjp: ProceedingJoinPoint, request: WSRequest): Any = { - Tracer.currentContext.collect { ctx ⇒ - val playExtension = Kamon(Play) - val segmentName = playExtension.generateHttpClientSegmentName(request) - val segment = ctx.startSegment(segmentName, SegmentCategory.HttpClient, Play.SegmentLibraryName) - val response = pjp.proceed().asInstanceOf[Future[WSResponse]] - - response.onComplete(result ⇒ segment.finish())(SameThreadExecutionContext) - response - } getOrElse pjp.proceed() - } -}
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