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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.spark.scheduler
import java.util.Properties
import java.util.concurrent.LinkedBlockingQueue
import scala.collection.mutable
import org.scalatest.FunSuite
import org.scalatest.matchers.ShouldMatchers
import org.apache.spark._
import org.apache.spark.SparkContext._
import org.apache.spark.rdd.RDD
class JobLoggerSuite extends FunSuite with LocalSparkContext with ShouldMatchers {
val WAIT_TIMEOUT_MILLIS = 10000
test("inner method") {
sc = new SparkContext("local", "joblogger")
val joblogger = new JobLogger {
def createLogWriterTest(jobID: Int) = createLogWriter(jobID)
def closeLogWriterTest(jobID: Int) = closeLogWriter(jobID)
def getRddNameTest(rdd: RDD[_]) = getRddName(rdd)
def buildJobDepTest(jobID: Int, stage: Stage) = buildJobDep(jobID, stage)
}
type MyRDD = RDD[(Int, Int)]
def makeRdd(
numPartitions: Int,
dependencies: List[Dependency[_]]
): MyRDD = {
val maxPartition = numPartitions - 1
return new MyRDD(sc, dependencies) {
override def compute(split: Partition, context: TaskContext): Iterator[(Int, Int)] =
throw new RuntimeException("should not be reached")
override def getPartitions = (0 to maxPartition).map(i => new Partition {
override def index = i
}).toArray
}
}
val jobID = 5
val parentRdd = makeRdd(4, Nil)
val shuffleDep = new ShuffleDependency(parentRdd, null)
val rootRdd = makeRdd(4, List(shuffleDep))
val shuffleMapStage =
new Stage(1, parentRdd, parentRdd.partitions.size, Some(shuffleDep), Nil, jobID, None)
val rootStage =
new Stage(0, rootRdd, rootRdd.partitions.size, None, List(shuffleMapStage), jobID, None)
val rootStageInfo = new StageInfo(rootStage)
joblogger.onStageSubmitted(SparkListenerStageSubmitted(rootStageInfo, null))
joblogger.getRddNameTest(parentRdd) should be (parentRdd.getClass.getSimpleName)
parentRdd.setName("MyRDD")
joblogger.getRddNameTest(parentRdd) should be ("MyRDD")
joblogger.createLogWriterTest(jobID)
joblogger.getJobIDtoPrintWriter.size should be (1)
joblogger.buildJobDepTest(jobID, rootStage)
joblogger.getJobIDToStages.get(jobID).get.size should be (2)
joblogger.getStageIDToJobID.get(0) should be (Some(jobID))
joblogger.getStageIDToJobID.get(1) should be (Some(jobID))
joblogger.closeLogWriterTest(jobID)
joblogger.getStageIDToJobID.size should be (0)
joblogger.getJobIDToStages.size should be (0)
joblogger.getJobIDtoPrintWriter.size should be (0)
}
test("inner variables") {
sc = new SparkContext("local[4]", "joblogger")
val joblogger = new JobLogger {
override protected def closeLogWriter(jobID: Int) =
getJobIDtoPrintWriter.get(jobID).foreach { fileWriter =>
fileWriter.close()
}
}
sc.addSparkListener(joblogger)
val rdd = sc.parallelize(1 to 1e2.toInt, 4).map{ i => (i % 12, 2 * i) }
rdd.reduceByKey(_+_).collect()
assert(sc.dagScheduler.listenerBus.waitUntilEmpty(WAIT_TIMEOUT_MILLIS))
val user = System.getProperty("user.name", SparkContext.SPARK_UNKNOWN_USER)
joblogger.getLogDir should be ("/tmp/spark-%s".format(user))
joblogger.getJobIDtoPrintWriter.size should be (1)
joblogger.getStageIDToJobID.size should be (2)
joblogger.getStageIDToJobID.get(0) should be (Some(0))
joblogger.getStageIDToJobID.get(1) should be (Some(0))
joblogger.getJobIDToStages.size should be (1)
}
test("interface functions") {
sc = new SparkContext("local[4]", "joblogger")
val joblogger = new JobLogger {
var onTaskEndCount = 0
var onJobEndCount = 0
var onJobStartCount = 0
var onStageCompletedCount = 0
var onStageSubmittedCount = 0
override def onTaskEnd(taskEnd: SparkListenerTaskEnd) = onTaskEndCount += 1
override def onJobEnd(jobEnd: SparkListenerJobEnd) = onJobEndCount += 1
override def onJobStart(jobStart: SparkListenerJobStart) = onJobStartCount += 1
override def onStageCompleted(stageCompleted: SparkListenerStageCompleted) = onStageCompletedCount += 1
override def onStageSubmitted(stageSubmitted: SparkListenerStageSubmitted) = onStageSubmittedCount += 1
}
sc.addSparkListener(joblogger)
val rdd = sc.parallelize(1 to 1e2.toInt, 4).map{ i => (i % 12, 2 * i) }
rdd.reduceByKey(_+_).collect()
assert(sc.dagScheduler.listenerBus.waitUntilEmpty(WAIT_TIMEOUT_MILLIS))
joblogger.onJobStartCount should be (1)
joblogger.onJobEndCount should be (1)
joblogger.onTaskEndCount should be (8)
joblogger.onStageSubmittedCount should be (2)
joblogger.onStageCompletedCount should be (2)
}
}
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