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author | Ivan Topolnak <itopolnak@despegar.com> | 2014-01-02 18:09:53 -0300 |
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committer | Ivan Topolnak <itopolnak@despegar.com> | 2014-01-13 17:37:20 -0300 |
commit | 25d9d514e413a9b6361dba26a9b94bee886e15bd (patch) | |
tree | e460f1e9a08eb7e0f2558169777259fd260c2b1a /kamon-core/src/main/scala/kamon/trace/UowTracing.scala | |
parent | 0915ccaf0586e29b0e223c55fdb7acf23fc7264f (diff) | |
download | Kamon-25d9d514e413a9b6361dba26a9b94bee886e15bd.tar.gz Kamon-25d9d514e413a9b6361dba26a9b94bee886e15bd.tar.bz2 Kamon-25d9d514e413a9b6361dba26a9b94bee886e15bd.zip |
integrate trace and metrics into the base project
Diffstat (limited to 'kamon-core/src/main/scala/kamon/trace/UowTracing.scala')
-rw-r--r-- | kamon-core/src/main/scala/kamon/trace/UowTracing.scala | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/kamon-core/src/main/scala/kamon/trace/UowTracing.scala b/kamon-core/src/main/scala/kamon/trace/UowTracing.scala new file mode 100644 index 00000000..20cce830 --- /dev/null +++ b/kamon-core/src/main/scala/kamon/trace/UowTracing.scala @@ -0,0 +1,82 @@ +/* =================================================== + * Copyright © 2013 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.trace + +import akka.actor._ +import scala.concurrent.duration.Duration +import kamon.trace.UowTracing._ + +sealed trait UowSegment { + def id: Long + def timestamp: Long +} + +trait AutoTimestamp extends UowSegment { + val timestamp = System.nanoTime +} + +object UowTracing { + case class Start(id: Long, name: String) extends AutoTimestamp + case class Finish(id: Long) extends AutoTimestamp + case class Rename(id: Long, name: String) extends AutoTimestamp + case class WebExternalStart(id: Long, host: String) extends AutoTimestamp + case class WebExternalFinish(id: Long) extends AutoTimestamp + case class WebExternal(id: Long, start: Long, finish: Long, host: String) extends AutoTimestamp +} + +case class UowTrace(name: String, uow: String, start: Long, end: Long, segments: Seq[UowSegment]) { + def elapsed: Long = end - start +} + +class UowTraceAggregator(reporting: ActorRef, aggregationTimeout: Duration) extends Actor with ActorLogging { + context.setReceiveTimeout(aggregationTimeout) + + var name: String = "UNKNOWN" + var segments: Seq[UowSegment] = Nil + + var pendingExternal = List[WebExternalStart]() + + var start = 0L + var end = 0L + + def receive = { + case start: Start ⇒ + this.start = start.timestamp + segments = segments :+ start + name = start.name + case finish: Finish ⇒ + end = finish.timestamp + segments = segments :+ finish; finishTracing() + case wes: WebExternalStart ⇒ pendingExternal = pendingExternal :+ wes + case finish @ WebExternalFinish(id) ⇒ pendingExternal.find(_.id == id).map(start ⇒ { + segments = segments :+ WebExternal(finish.id, start.timestamp, finish.timestamp, start.host) + }) + case Rename(id, newName) ⇒ name = newName + case segment: UowSegment ⇒ segments = segments :+ segment + case ReceiveTimeout ⇒ + log.warning("Transaction {} did not complete properly, the recorded segments are: {}", name, segments) + context.stop(self) + } + + def finishTracing(): Unit = { + reporting ! UowTrace(name, "", start, end, segments) + context.stop(self) + } +} + +object UowTraceAggregator { + def props(reporting: ActorRef, aggregationTimeout: Duration) = Props(classOf[UowTraceAggregator], reporting, aggregationTimeout) +} |