Ethan Li created STORM-3527:
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Summary: Container.getWorkerUser() should check if the user name
is empty
Key: STORM-3527
URL: https://issues.apache.org/jira/browse/STORM-3527
Project: Apache Storm
Issue Type: Bug
Reporter: Ethan Li
Sometimes supervisor got terminated/died during writing username to
workers-users file. And when it happens, the file could be empty. And when
supervisor recovers after, it wouldn't be able to get the correct username
because the workers-users file is present but empty.
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