Github user mxm commented on a diff in the pull request:
https://github.com/apache/flink/pull/2275#discussion_r72456655
--- Diff:
flink-yarn/src/main/java/org/apache/flink/yarn/YarnTaskManagerRunner.java ---
@@ -75,34 +84,47 @@ public static void runYarnTaskManager(String[] args,
final Class<? extends YarnT
"specified in the Flink config: " +
flinkTempDirs);
}
- LOG.info("YARN daemon runs as '" +
UserGroupInformation.getCurrentUser().getShortUserName() +
- "' setting user to execute Flink TaskManager to '" +
yarnClientUsername + "'");
-
// tell akka to die in case of an error
configuration.setBoolean(ConfigConstants.AKKA_JVM_EXIT_ON_FATAL_ERROR, true);
- UserGroupInformation ugi =
UserGroupInformation.createRemoteUser(yarnClientUsername);
- for (Token<? extends TokenIdentifier> toks :
UserGroupInformation.getCurrentUser().getTokens()) {
- ugi.addToken(toks);
+ String keytabPath = null;
+ if(remoteKeytabPath != null) {
+ File f = new File(currDir,
ConfigConstants.KEYTAB_FILE_NAME);
--- End diff --
We should choose an internal unique name for the keytab file. We can
transfer the name via the Yarn environment variables.
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