From 5168621c256d25d388fb990a5bbc080a35e07b46 Mon Sep 17 00:00:00 2001
From: Ivan Topolnak <ivantopo@gmail.com>
Date: Wed, 18 Sep 2013 18:43:11 -0300
Subject: basic newrelic reporting

---
 .../ActorRefTellInstrumentation.scala              | 10 ++++---
 .../SprayServerInstrumentation.scala               | 33 ++++++++++++++++++++++
 2 files changed, 39 insertions(+), 4 deletions(-)
 create mode 100644 kamon-core/src/main/scala/kamon/instrumentation/SprayServerInstrumentation.scala

(limited to 'kamon-core/src/main/scala/kamon/instrumentation')

diff --git a/kamon-core/src/main/scala/kamon/instrumentation/ActorRefTellInstrumentation.scala b/kamon-core/src/main/scala/kamon/instrumentation/ActorRefTellInstrumentation.scala
index 84498cb8..4f0b8a08 100644
--- a/kamon-core/src/main/scala/kamon/instrumentation/ActorRefTellInstrumentation.scala
+++ b/kamon-core/src/main/scala/kamon/instrumentation/ActorRefTellInstrumentation.scala
@@ -2,13 +2,14 @@ package kamon.instrumentation
 
 import org.aspectj.lang.annotation._
 import org.aspectj.lang.ProceedingJoinPoint
-import akka.actor.{Props, ActorSystem, ActorRef}
+import akka.actor.{ActorCell, Props, ActorSystem, ActorRef}
 import kamon.{Kamon, Tracer, TraceContext}
 import akka.dispatch.{MessageDispatcher, Envelope}
 import com.codahale.metrics.Timer
 import kamon.metric.{MetricDirectory, Metrics}
 import scala.Some
 import kamon.instrumentation.SimpleContextPassingInstrumentation.SimpleTraceMessage
+import org.slf4j.MDC
 
 case class TraceableMessage(traceContext: Option[TraceContext], message: Any, timer: Timer.Context)
 
@@ -52,11 +53,14 @@ class ActorCellInvokeInstrumentation {
     import ProceedingJoinPointPimp._
 
     val (originalEnvelope, ctx) = instrumentation.preReceive(envelope)
+    //println("Test")
     ctx match {
       case Some(c) => {
+        //MDC.put("uow", c.userContext.get.asInstanceOf[String])
         Tracer.set(c)
         pjp.proceedWith(originalEnvelope)
         Tracer.clear
+        //MDC.remove("uow")
       }
       case None => pjp.proceedWith(originalEnvelope)
     }
@@ -74,9 +78,7 @@ class UnregisteredActorRefInstrumentation {
     import ProceedingJoinPointPimp._
     println("Handling unregistered actor ref message: "+message)
     message match {
-      case TraceableMessage(ctx, msg, timer) => {
-        timer.stop()
-
+      case SimpleTraceMessage(msg, ctx) => {
         ctx match {
           case Some(c) => {
             Tracer.set(c)
diff --git a/kamon-core/src/main/scala/kamon/instrumentation/SprayServerInstrumentation.scala b/kamon-core/src/main/scala/kamon/instrumentation/SprayServerInstrumentation.scala
new file mode 100644
index 00000000..6573549d
--- /dev/null
+++ b/kamon-core/src/main/scala/kamon/instrumentation/SprayServerInstrumentation.scala
@@ -0,0 +1,33 @@
+package kamon.instrumentation
+
+import org.aspectj.lang.annotation.{After, Pointcut, Aspect}
+import kamon.Tracer
+import kamon.trace.UowTracing.{Finish, Rename}
+import spray.http.HttpRequest
+import spray.can.server.OpenRequestComponent
+
+@Aspect
+class SprayServerInstrumentation {
+
+  @Pointcut("execution(spray.can.server.OpenRequestComponent$DefaultOpenRequest.new(..)) && args(enclosing, request, closeAfterResponseCompletion, timestamp)")
+  def openRequestInit(enclosing: OpenRequestComponent, request: HttpRequest, closeAfterResponseCompletion: Boolean, timestamp: Long): Unit = {}
+
+  @After("openRequestInit(enclosing, request, closeAfterResponseCompletion, timestamp)")
+  def afterInit(enclosing: OpenRequestComponent, request: HttpRequest, closeAfterResponseCompletion: Boolean, timestamp: Long): Unit = {
+  //@After("openRequestInit()")
+  //def afterInit(): Unit = {
+    Tracer.start
+    println("Created the context: " + Tracer.context() + " for the transaction: " + request.uri.path.toString())
+    Tracer.context().map(_.entries ! Rename(request.uri.path.toString()))
+  }
+
+  @Pointcut("execution(* spray.can.server.OpenRequest.handleResponseEndAndReturnNextOpenRequest(..))")
+  def openRequestCreation(): Unit = {}
+
+  @After("openRequestCreation()")
+  def afterFinishingRequest(): Unit = {
+    println("Finishing a request: " + Tracer.context())
+
+    Tracer.context().map(_.entries ! Finish())
+  }
+}
\ No newline at end of file
-- 
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