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Diffstat (limited to 'kamon-core/src/legacy-main/scala/kamon/trace/TracerModule.scala')
| -rw-r--r-- | kamon-core/src/legacy-main/scala/kamon/trace/TracerModule.scala | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/kamon-core/src/legacy-main/scala/kamon/trace/TracerModule.scala b/kamon-core/src/legacy-main/scala/kamon/trace/TracerModule.scala deleted file mode 100644 index 552962eb..00000000 --- a/kamon-core/src/legacy-main/scala/kamon/trace/TracerModule.scala +++ /dev/null @@ -1,197 +0,0 @@ -/* - * ========================================================================================= - * Copyright © 2013-2016 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 java.util - -import akka.actor._ -import akka.event.{Logging, LoggingAdapter} -import com.typesafe.config.Config -import kamon.Kamon -import kamon.metric.MetricsModule -import kamon.util._ - -import scala.collection.JavaConverters._ - -trait TracerModule { - def newContext(name: String): TraceContext - def newContext(name: String, token: Option[String]): TraceContext - def newContext(name: String, token: Option[String], tags: Map[String, String]): TraceContext - def newContext(name: String, token: Option[String], tags: Map[String, String], timestamp: RelativeNanoTimestamp, state: Status, isLocal: Boolean): TraceContext - - def subscribe(subscriber: ActorRef): Unit - def unsubscribe(subscriber: ActorRef): Unit -} - -object Tracer { - private[kamon] val _traceContextStorage = new ThreadLocal[TraceContext] { - override def initialValue(): TraceContext = EmptyTraceContext - } - - def currentContext: TraceContext = - _traceContextStorage.get() - - def setCurrentContext(context: TraceContext): Unit = - _traceContextStorage.set(context) - - def clearCurrentContext: Unit = - _traceContextStorage.remove() - - def withContext[T](context: TraceContext)(code: ⇒ T): T = { - val oldContext = _traceContextStorage.get() - _traceContextStorage.set(context) - - try code finally _traceContextStorage.set(oldContext) - } - - // Java variant. - def withContext[T](context: TraceContext, code: Supplier[T]): T = - withContext(context)(code.get) - - def withNewContext[T](traceName: String, traceToken: Option[String], tags: Map[String, String], autoFinish: Boolean)(code: ⇒ T): T = { - withContext(Kamon.tracer.newContext(traceName, traceToken, tags)) { - val codeResult = code - if (autoFinish) - currentContext.finish() - - codeResult - } - } - - def withNewContext[T](traceName: String)(code: ⇒ T): T = - withNewContext(traceName, None)(code) - - def withNewContext[T](traceName: String, tags: Map[String, String])(code: ⇒ T): T = - withNewContext(traceName, None, tags)(code) - - def withNewContext[T](traceName: String, traceToken: Option[String])(code: ⇒ T): T = - withNewContext(traceName, traceToken, Map.empty[String, String])(code) - - def withNewContext[T](traceName: String, traceToken: Option[String], tags: Map[String, String])(code: ⇒ T): T = - withNewContext(traceName, traceToken, tags, autoFinish = false)(code) - - def withNewContext[T](traceName: String, autoFinish: Boolean)(code: ⇒ T): T = - withNewContext(traceName, None, Map.empty[String, String], autoFinish)(code) - - def withNewContext[T](traceName: String, tags: Map[String, String], autoFinish: Boolean)(code: ⇒ T): T = - withNewContext(traceName, None, tags, autoFinish)(code) - - // Java variants. - def withNewContext[T](traceName: String, traceToken: Option[String], autoFinish: Boolean, code: Supplier[T]): T = - withNewContext(traceName, traceToken, Map.empty[String, String], autoFinish)(code.get) - - def withNewContext[T](traceName: String, traceToken: Option[String], tags: util.Map[String, String], autoFinish: Boolean, code: Supplier[T]): T = - withNewContext(traceName, traceToken, tags.asScala.toMap, autoFinish)(code.get) - - def withNewContext[T](traceName: String, code: Supplier[T]): T = - withNewContext(traceName, None, Map.empty[String, String], autoFinish = false)(code.get) - - def withNewContext[T](traceName: String, tags: util.Map[String, String], code: Supplier[T]): T = - withNewContext(traceName, None, tags.asScala.toMap, autoFinish = false)(code.get) - - def withNewContext[T](traceName: String, traceToken: Option[String], code: Supplier[T]): T = - withNewContext(traceName, traceToken, Map.empty[String, String], autoFinish = false)(code.get) - - def withNewContext[T](traceName: String, traceToken: Option[String], tags: util.Map[String, String], code: Supplier[T]): T = - withNewContext(traceName, traceToken, tags.asScala.toMap, autoFinish = false)(code.get) - - def withNewContext[T](traceName: String, autoFinish: Boolean, code: Supplier[T]): T = - withNewContext(traceName, None, Map.empty[String, String], autoFinish)(code.get) - - def withNewContext[T](traceName: String, tags: util.Map[String, String], autoFinish: Boolean, code: Supplier[T]): T = - withNewContext(traceName, None, tags.asScala.toMap, autoFinish)(code.get) -} - -private[kamon] class TracerModuleImpl(metricsExtension: MetricsModule, config: Config) extends TracerModule { - @volatile private var _settings = TraceSettings(config) - - private val _subscriptions = new LazyActorRef - private val _incubator = new LazyActorRef - - private def newToken: String = _settings.tokenGenerator() - - def newContext(name: String): TraceContext = - createTraceContext(name, None) - - def newContext(name: String, token: Option[String]): TraceContext = - createTraceContext(name, token) - - def newContext(name: String, token: Option[String], tags: Map[String, String]): TraceContext = - createTraceContext(name, token, tags) - - def newContext(name: String, token: Option[String], tags: Map[String, String], timestamp: RelativeNanoTimestamp, status: Status, isLocal: Boolean): TraceContext = - createTraceContext(name, token, tags, timestamp, status, isLocal) - - private def createTraceContext(traceName: String, token: Option[String], tags: Map[String, String] = Map.empty, startTimestamp: RelativeNanoTimestamp = RelativeNanoTimestamp.now, - status: Status = Status.Open, isLocal: Boolean = true): TraceContext = { - - def newMetricsOnlyContext(token: String): TraceContext = - new MetricsOnlyContext(traceName, token, tags, status, _settings.levelOfDetail, startTimestamp, _logger) - - val traceToken = token.getOrElse(newToken) - - _settings.levelOfDetail match { - case LevelOfDetail.MetricsOnly ⇒ - newMetricsOnlyContext(traceToken) - case _ if !isLocal || !_settings.sampler.shouldTrace ⇒ - newMetricsOnlyContext(traceToken) - case _ ⇒ - new TracingContext(traceName, traceToken, tags, currentStatus = Status.Open, _settings.levelOfDetail, isLocal, startTimestamp, _logger, dispatchTracingContext) - } - } - - def subscribe(subscriber: ActorRef): Unit = - _subscriptions.tell(TraceSubscriptions.Subscribe(subscriber)) - - def unsubscribe(subscriber: ActorRef): Unit = - _subscriptions.tell(TraceSubscriptions.Unsubscribe(subscriber)) - - private[kamon] def dispatchTracingContext(trace: TracingContext): Unit = - if (_settings.sampler.shouldReport(trace.elapsedTime)) - if (trace.shouldIncubate) - _incubator.tell(trace) - else - _subscriptions.tell(trace.generateTraceInfo) - - /** - * Tracer Extension initialization. - */ - private var _system: ActorSystem = null - private var _logger: LoggingAdapter = null - private lazy val _start = { - val subscriptions = _system.actorOf(Props[TraceSubscriptions], "trace-subscriptions") - _subscriptions.point(subscriptions) - _incubator.point(_system.actorOf(Incubator.props(subscriptions))) - } - - def start(system: ActorSystem, newConfig: Config): Unit = synchronized { - _settings = TraceSettings(newConfig) - _system = system - _logger = Logging(_system, "TracerModule") - _start - _system = null - } -} - -private[kamon] object TracerModuleImpl { - - def apply(metricsExtension: MetricsModule, config: Config) = - new TracerModuleImpl(metricsExtension, config) -} - -case class TraceInfo(name: String, token: String, timestamp: NanoTimestamp, elapsedTime: NanoInterval, metadata: Map[String, String], tags: Map[String, String], segments: List[SegmentInfo], status: Status) -case class SegmentInfo(name: String, category: String, library: String, timestamp: NanoTimestamp, elapsedTime: NanoInterval, metadata: Map[String, String], tags: Map[String, String], status: Status)
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