Bibin A Chundatt created YARN-6198:
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Summary: getAMRMToken for application with unmanaged AM fail in
secure mode
Key: YARN-6198
URL: https://issues.apache.org/jira/browse/YARN-6198
Project: Hadoop YARN
Issue Type: Bug
Reporter: Bibin A Chundatt
*Command*
./yarn jar
../share/hadoop/yarn/hadoop-yarn-applications-unmanaged-am-launcher-3.0.0-alpha3-SNAPSHOT.jar
-appname bibin -cmd "sleep 10"
{code}
public void launchAM(ApplicationAttemptId attemptId)
throws IOException, YarnException {
Credentials credentials = new Credentials();
Token<AMRMTokenIdentifier> token =
rmClient.getAMRMToken(attemptId.getApplicationId());
// Service will be empty but that's okay, we are just passing down only
// AMRMToken down to the real AM which eventually sets the correct
// service-address.
credentials.addToken(token.getService(), token);
{code}
Token is not received.
{noformat}
2017-02-15 16:14:58,188 FATAL unmanagedamlauncher.UnmanagedAMLauncher: Error
running Client
java.lang.NullPointerException
at
org.apache.hadoop.yarn.applications.unmanagedamlauncher.UnmanagedAMLauncher.launchAM(UnmanagedAMLauncher.java:186)
at
org.apache.hadoop.yarn.applications.unmanagedamlauncher.UnmanagedAMLauncher.run(UnmanagedAMLauncher.java:354)
at
org.apache.hadoop.yarn.applications.unmanagedamlauncher.UnmanagedAMLauncher.main(UnmanagedAMLauncher.java:111)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.hadoop.util.RunJar.run(RunJar.java:239)
at org.apache.hadoop.util.RunJar.main(RunJar.java:153)
{noformat}
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