Luke Marjoram created STORM-3552:
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Summary: Storm CLI set_log_level no longer updates the log level
Key: STORM-3552
URL: https://issues.apache.org/jira/browse/STORM-3552
Project: Apache Storm
Issue Type: Bug
Components: storm-core
Affects Versions: 2.1.0, 2.0.0
Reporter: Luke Marjoram
Using the example StatefulWindowingTopology, when trying to update the log
level via command line with the following command a NullPointer is thrown in
the worker log and the log level is not updated.
{code:java}
storm set_log_level -l ROOT=DEBUG:0 test{code}
{code:java}
2019-12-09 17:16:02.600+0100 o.a.s.s.o.a.c.f.i.CuratorFrameworkImpl
main-EventThread [ERROR] Event listener threw exception
java.lang.NullPointerException: null
at
java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:936)
~[?:1.8.0_131]
at org.apache.logging.log4j.Level.getLevel(Level.java:261)
~[log4j-api-2.11.2.jar:2.11.2]
at
org.apache.storm.daemon.worker.LogConfigManager.setLoggerLevel(LogConfigManager.java:145)
~[storm-client-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.daemon.worker.LogConfigManager.processLogConfigChange(LogConfigManager.java:98)
~[storm-client-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.daemon.worker.Worker.checkLogConfigChanged(Worker.java:422)
~[storm-client-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.cluster.StormClusterStateImpl.issueMapCallback(StormClusterStateImpl.java:177)
~[storm-client-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.cluster.StormClusterStateImpl$1.changed(StormClusterStateImpl.java:122)
~[storm-client-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.cluster.ZKStateStorage$ZkWatcherCallBack.execute(ZKStateStorage.java:243)
~[storm-client-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.zookeeper.ClientZookeeper.lambda$mkClientImpl$0(ClientZookeeper.java:314)
~[storm-client-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.shade.org.apache.curator.framework.imps.CuratorFrameworkImpl$7.apply(CuratorFrameworkImpl.java:1048)
[storm-shaded-deps-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.shade.org.apache.curator.framework.imps.CuratorFrameworkImpl$7.apply(CuratorFrameworkImpl.java:1041)
[storm-shaded-deps-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.shade.org.apache.curator.framework.listen.ListenerContainer$1.run(ListenerContainer.java:100)
[storm-shaded-deps-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.shade.org.apache.curator.shaded.com.google.common.util.concurrent.DirectExecutor.execute(DirectExecutor.java:30)
[storm-shaded-deps-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.shade.org.apache.curator.framework.listen.ListenerContainer.forEach(ListenerContainer.java:92)
[storm-shaded-deps-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.shade.org.apache.curator.framework.imps.CuratorFrameworkImpl.processEvent(CuratorFrameworkImpl.java:1040)
[storm-shaded-deps-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.shade.org.apache.curator.framework.imps.CuratorFrameworkImpl.access$000(CuratorFrameworkImpl.java:66)
[storm-shaded-deps-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.shade.org.apache.curator.framework.imps.CuratorFrameworkImpl$1.process(CuratorFrameworkImpl.java:126)
[storm-shaded-deps-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.shade.org.apache.curator.ConnectionState.process(ConnectionState.java:185)
[storm-shaded-deps-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.shade.org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:533)
[storm-shaded-deps-2.1.0.jar:2.1.1-SNAPSHOT]
at
org.apache.storm.shade.org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:508)
[storm-shaded-deps-2.1.0.jar:2.1.1-SNAPSHOT]{code}
This appears to be a regression from the migration from clojure to java in
STORM-1267
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