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https://issues.apache.org/jira/browse/ACCUMULO-4444?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Josh Elser resolved ACCUMULO-4444.
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Resolution: Fixed
Merged. Thanks as always, Mike!
Let me break out some follow-on tasks.
> NullPointerException when password not given to TraceTableStats
> ---------------------------------------------------------------
>
> Key: ACCUMULO-4444
> URL: https://issues.apache.org/jira/browse/ACCUMULO-4444
> Project: Accumulo
> Issue Type: Bug
> Components: trace
> Affects Versions: 1.7.2, 1.8.0
> Environment: 1.7.2 cluster
> Reporter: Sean Busbey
> Assignee: Michael Miller
> Priority: Critical
> Fix For: 1.7.3, 1.8.1, 2.0.0
>
> Time Spent: 1h
> Remaining Estimate: 0h
>
> I'm trying to follow the [admin guide on
> tracing|https://accumulo.apache.org/1.7/accumulo_user_manual#_viewing_collected_traces],
> specifically with the {{TraceTableStats}} command.
> In attempting to get prompted for the password, I provided a username and no
> password, which resulted in a NullPointerException.
> {code}
> $ accumulo org.apache.accumulo.tracer.TraceTableStats -i accumulo -u foobar
> 2016-09-01 11:05:47,420 [conf.ConfigSanityCheck] WARN : Use of
> instance.dfs.uri and instance.dfs.dir are deprecated. Consider using
> instance.volumes instead.
> 2016-09-01 11:05:47,564 [client.ClientConfiguration] WARN : Found no
> client.conf in default paths. Using default client configuration values.
> 2016-09-01 11:05:47,567 [client.ClientConfiguration] WARN : Found no
> client.conf in default paths. Using default client configuration values.
> 2016-09-01 11:05:47,720 [start.Main] ERROR: Thread
> 'org.apache.accumulo.tracer.TraceTableStats' died.
> java.lang.NullPointerException
> at
> org.apache.accumulo.core.client.impl.ConnectorImpl.<init>(ConnectorImpl.java:59)
> at
> org.apache.accumulo.core.client.ZooKeeperInstance.getConnector(ZooKeeperInstance.java:248)
> at
> org.apache.accumulo.core.cli.ClientOpts.getConnector(ClientOpts.java:315)
> at
> org.apache.accumulo.tracer.TraceTableStats.count(TraceTableStats.java:75)
> at
> org.apache.accumulo.tracer.TraceTableStats.main(TraceTableStats.java:71)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.accumulo.start.Main$2.run(Main.java:157)
> at java.lang.Thread.run(Thread.java:745)
> {code}
> The impacted line is checking to see if the credential has expired, without
> checking to see if there is a credential in the first place, I think?
> {code}
> 57 public ConnectorImpl(final ClientContext context) throws
> AccumuloException, AccumuloSecurityException {
> 58 checkArgument(context != null, "context is null");
> 59 if (context.getCredentials().getToken().isDestroyed())
> 60 throw new
> AccumuloSecurityException(context.getCredentials().getPrincipal(),
> SecurityErrorCode.TOKEN_EXPIRED);
> {code}
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