Hyunsik Choi created TAJO-83:
--------------------------------
Summary: Handling the exception caused by integration test without
the jvm option '-Dtajo.test=true'
Key: TAJO-83
URL: https://issues.apache.org/jira/browse/TAJO-83
Project: Tajo
Issue Type: Improvement
Reporter: Hyunsik Choi
Fix For: 0.2-incubating
When an integration test is performed without the jvm option
'-Dtajo.test=TRUE', ContainerLauncherImpl causes the following exception
because it cannot obtain necessary environment variables and class paths.
{noformat}
2013-07-12 10:06:33,406 INFO master.TaskRunnerLauncherImpl
(TaskRunnerLauncherImpl.java:createContainerLaunchContext(523)) - Completed
setting up TaskRunner command ${JAVA_HOME}/bin/java -Xmx2000m
org.apache.tajo.worker.TaskRunner 192.168.0.117 50101
sq_1373591183665_0001_000001_01 192.168.0.117:53741
container_1373591183665_0001_01_000001 1><LOG_DIR>/stdout 2><LOG_DIR>/stderr
2013-07-12 10:06:33,410 ERROR master.TaskRunnerLauncherImpl
(TaskRunnerLauncherImpl.java:launch(419)) - Container launch failed for
container_1373591183665_0001_01_000001 : java.lang.NullPointerException
at
org.apache.hadoop.yarn.proto.YarnProtos$StringStringMapProto$Builder.setValue(YarnProtos.java:24622)
at
org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl$3$1.next(ContainerLaunchContextPBImpl.java:420)
at
org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl$3$1.next(ContainerLaunchContextPBImpl.java:408)
at
com.google.protobuf.AbstractMessageLite$Builder.addAll(AbstractMessageLite.java:310)
at
org.apache.hadoop.yarn.proto.YarnProtos$ContainerLaunchContextProto$Builder.addAllEnvironment(YarnProtos.java:21993)
at
org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl.addEnvToProto(ContainerLaunchContextPBImpl.java:431)
at
org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl.mergeLocalToBuilder(ContainerLaunchContextPBImpl.java:99)
at
org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl.mergeLocalToProto(ContainerLaunchContextPBImpl.java:112)
at
org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl.getProto(ContainerLaunchContextPBImpl.java:72)
at
org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainerRequestPBImpl.convertToProtoFormat(StartContainerRequestPBImpl.java:104)
at
org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainerRequestPBImpl.mergeLocalToBuilder(StartContainerRequestPBImpl.java:58)
at
org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainerRequestPBImpl.mergeLocalToProto(StartContainerRequestPBImpl.java:65)
at
org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainerRequestPBImpl.getProto(StartContainerRequestPBImpl.java:50)
at
org.apache.hadoop.yarn.api.impl.pb.client.ContainerManagerPBClientImpl.startContainer(ContainerManagerPBClientImpl.java:103)
at
org.apache.tajo.master.TaskRunnerLauncherImpl$ContainerProxy.launch(TaskRunnerLauncherImpl.java:387)
at
org.apache.tajo.master.TaskRunnerLauncherImpl$LaunchRunner.run(TaskRunnerLauncherImpl.java:130)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:724)
{noformat}
Developers who do not read HowToContribution
(http://wiki.apache.org/tajo/HowToContribute) in detail can be confused by this
exception. We need to improve this part to print more kind message for
newcomers.
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