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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.cluster.mesos
import java.util.{Collection, Collections, Date}
import scala.collection.JavaConverters._
import org.apache.mesos.Protos._
import org.apache.mesos.Protos.Value.{Scalar, Type}
import org.apache.mesos.SchedulerDriver
import org.mockito.{ArgumentCaptor, Matchers}
import org.mockito.Mockito._
import org.scalatest.mock.MockitoSugar
import org.apache.spark.{LocalSparkContext, SparkConf, SparkFunSuite}
import org.apache.spark.deploy.Command
import org.apache.spark.deploy.mesos.MesosDriverDescription
class MesosClusterSchedulerSuite extends SparkFunSuite with LocalSparkContext with MockitoSugar {
private val command = new Command("mainClass", Seq("arg"), Map(), Seq(), Seq(), Seq())
private var scheduler: MesosClusterScheduler = _
override def beforeEach(): Unit = {
val conf = new SparkConf()
conf.setMaster("mesos://localhost:5050")
conf.setAppName("spark mesos")
scheduler = new MesosClusterScheduler(
new BlackHoleMesosClusterPersistenceEngineFactory, conf) {
override def start(): Unit = { ready = true }
}
scheduler.start()
}
test("can queue drivers") {
val response = scheduler.submitDriver(
new MesosDriverDescription("d1", "jar", 1000, 1, true,
command, Map[String, String](), "s1", new Date()))
assert(response.success)
val response2 =
scheduler.submitDriver(new MesosDriverDescription(
"d1", "jar", 1000, 1, true, command, Map[String, String](), "s2", new Date()))
assert(response2.success)
val state = scheduler.getSchedulerState()
val queuedDrivers = state.queuedDrivers.toList
assert(queuedDrivers(0).submissionId == response.submissionId)
assert(queuedDrivers(1).submissionId == response2.submissionId)
}
test("can kill queued drivers") {
val response = scheduler.submitDriver(
new MesosDriverDescription("d1", "jar", 1000, 1, true,
command, Map[String, String](), "s1", new Date()))
assert(response.success)
val killResponse = scheduler.killDriver(response.submissionId)
assert(killResponse.success)
val state = scheduler.getSchedulerState()
assert(state.queuedDrivers.isEmpty)
}
test("can handle multiple roles") {
val driver = mock[SchedulerDriver]
val response = scheduler.submitDriver(
new MesosDriverDescription("d1", "jar", 1200, 1.5, true,
command,
Map(("spark.mesos.executor.home", "test"), ("spark.app.name", "test")),
"s1",
new Date()))
assert(response.success)
val offer = Offer.newBuilder()
.addResources(
Resource.newBuilder().setRole("*")
.setScalar(Scalar.newBuilder().setValue(1).build()).setName("cpus").setType(Type.SCALAR))
.addResources(
Resource.newBuilder().setRole("*")
.setScalar(Scalar.newBuilder().setValue(1000).build())
.setName("mem")
.setType(Type.SCALAR))
.addResources(
Resource.newBuilder().setRole("role2")
.setScalar(Scalar.newBuilder().setValue(1).build()).setName("cpus").setType(Type.SCALAR))
.addResources(
Resource.newBuilder().setRole("role2")
.setScalar(Scalar.newBuilder().setValue(500).build()).setName("mem").setType(Type.SCALAR))
.setId(OfferID.newBuilder().setValue("o1").build())
.setFrameworkId(FrameworkID.newBuilder().setValue("f1").build())
.setSlaveId(SlaveID.newBuilder().setValue("s1").build())
.setHostname("host1")
.build()
val capture = ArgumentCaptor.forClass(classOf[Collection[TaskInfo]])
when(
driver.launchTasks(
Matchers.eq(Collections.singleton(offer.getId)),
capture.capture())
).thenReturn(Status.valueOf(1))
scheduler.resourceOffers(driver, Collections.singletonList(offer))
val taskInfos = capture.getValue
assert(taskInfos.size() == 1)
val taskInfo = taskInfos.iterator().next()
val resources = taskInfo.getResourcesList
assert(scheduler.getResource(resources, "cpus") == 1.5)
assert(scheduler.getResource(resources, "mem") == 1200)
val resourcesSeq: Seq[Resource] = resources.asScala
val cpus = resourcesSeq.filter(_.getName.equals("cpus")).toList
assert(cpus.size == 2)
assert(cpus.exists(_.getRole().equals("role2")))
assert(cpus.exists(_.getRole().equals("*")))
val mem = resourcesSeq.filter(_.getName.equals("mem")).toList
assert(mem.size == 2)
assert(mem.exists(_.getRole().equals("role2")))
assert(mem.exists(_.getRole().equals("*")))
verify(driver, times(1)).launchTasks(
Matchers.eq(Collections.singleton(offer.getId)),
capture.capture()
)
}
test("escapes commandline args for the shell") {
val conf = new SparkConf()
conf.setMaster("mesos://localhost:5050")
conf.setAppName("spark mesos")
val scheduler = new MesosClusterScheduler(
new BlackHoleMesosClusterPersistenceEngineFactory, conf) {
override def start(): Unit = { ready = true }
}
val escape = scheduler.shellEscape _
def wrapped(str: String): String = "\"" + str + "\""
// Wrapped in quotes
assert(escape("'should be left untouched'") === "'should be left untouched'")
assert(escape("\"should be left untouched\"") === "\"should be left untouched\"")
// Harmless
assert(escape("") === "")
assert(escape("harmless") === "harmless")
assert(escape("har-m.l3ss") === "har-m.l3ss")
// Special Chars escape
assert(escape("should escape this \" quote") === wrapped("should escape this \\\" quote"))
assert(escape("shouldescape\"quote") === wrapped("shouldescape\\\"quote"))
assert(escape("should escape this $ dollar") === wrapped("should escape this \\$ dollar"))
assert(escape("should escape this ` backtick") === wrapped("should escape this \\` backtick"))
assert(escape("""should escape this \ backslash""")
=== wrapped("""should escape this \\ backslash"""))
assert(escape("""\"?""") === wrapped("""\\\"?"""))
// Special Chars no escape only wrap
List(" ", "'", "<", ">", "&", "|", "?", "*", ";", "!", "#", "(", ")").foreach(char => {
assert(escape(s"onlywrap${char}this") === wrapped(s"onlywrap${char}this"))
})
}
}
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