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Posted to dev@accumulo.apache.org by "John Vines (Reopened) (JIRA)" <ji...@apache.org> on 2012/01/19 18:23:49 UTC
[jira] [Reopened] (ACCUMULO-328) NPE when getting user
authorizations
[ https://issues.apache.org/jira/browse/ACCUMULO-328?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
John Vines reopened ACCUMULO-328:
---------------------------------
I was playing fast and loose. Should be more specific about checking values instead of just catching exceptions.
> NPE when getting user authorizations
> ------------------------------------
>
> Key: ACCUMULO-328
> URL: https://issues.apache.org/jira/browse/ACCUMULO-328
> Project: Accumulo
> Issue Type: Bug
> Components: client, tserver
> Reporter: Keith Turner
> Assignee: John Vines
> Fix For: 1.4.0
>
>
> While running the concurrent random walk test, saw the following bug. I think a user was deleted at around the same time the request for user auths came in.
> Saw the follwing error in the random walk logs.
> {noformat}
> 19 01:42:10,810 [randomwalk.Framework] ERROR: Error during random walk
> java.lang.Exception: Error running node Concurrent.xml
> at org.apache.accumulo.server.test.randomwalk.Module.visit(Module.java:253)
> at org.apache.accumulo.server.test.randomwalk.Framework.run(Framework.java:61)
> at org.apache.accumulo.server.test.randomwalk.Framework.main(Framework.java:114)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at org.apache.accumulo.start.Main$1.run(Main.java:89)
> at java.lang.Thread.run(Thread.java:662)
> Caused by: java.lang.Exception: Error running node ct.ChangeAuthorizations
> at org.apache.accumulo.server.test.randomwalk.Module.visit(Module.java:253)
> at org.apache.accumulo.server.test.randomwalk.Module.visit(Module.java:249)
> ... 8 more
> Caused by: org.apache.accumulo.core.client.AccumuloException: org.apache.thrift.TApplicationException: Internal error processing getUserAuthorizations
> at org.apache.accumulo.core.client.admin.SecurityOperationsImpl.execute(SecurityOperationsImpl.java:78)
> at org.apache.accumulo.core.client.admin.SecurityOperationsImpl.getUserAuthorizations(SecurityOperationsImpl.java:221)
> at org.apache.accumulo.server.test.randomwalk.concurrent.ChangeAuthorizations.visit(ChangeAuthorizations.java:43)
> at org.apache.accumulo.server.test.randomwalk.Module.visit(Module.java:249)
> ... 9 more
> Caused by: org.apache.thrift.TApplicationException: Internal error processing getUserAuthorizations
> at org.apache.thrift.TApplicationException.read(TApplicationException.java:108)
> at org.apache.accumulo.core.client.impl.thrift.ClientService$Client.recv_getUserAuthorizations(ClientService.java:644)
> at org.apache.accumulo.core.client.impl.thrift.ClientService$Client.getUserAuthorizations(ClientService.java:625)
> at sun.reflect.GeneratedMethodAccessor29.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at cloudtrace.instrument.thrift.TraceWrap$2.invoke(TraceWrap.java:83)
> at $Proxy0.getUserAuthorizations(Unknown Source)
> at org.apache.accumulo.core.client.admin.SecurityOperationsImpl$6.execute(SecurityOperationsImpl.java:224)
> at org.apache.accumulo.core.client.admin.SecurityOperationsImpl$6.execute(SecurityOperationsImpl.java:221)
> at org.apache.accumulo.core.client.impl.ServerClient.executeRaw(ServerClient.java:84)
> at org.apache.accumulo.core.client.admin.SecurityOperationsImpl.execute(SecurityOperationsImpl.java:66)
> ... 12 more
> {noformat}
> Searched the tablet server logs by time to find the server that execute the security operation and found the following.
> {noformat}
> 19 01:42:10,808 [thrift.ClientService$Processor] ERROR: Internal error processing getUserAuthorizations
> java.lang.IllegalArgumentException: argument was null:Is null- arg1? true
> at org.apache.accumulo.core.util.ArgumentChecker.notNull(ArgumentChecker.java:31)
> at org.apache.accumulo.core.security.Authorizations.<init>(Authorizations.java:102)
> at org.apache.accumulo.server.security.ZKAuthenticator$Tool.convertAuthorizations(ZKAuthenticator.java:641)
> at org.apache.accumulo.server.security.ZKAuthenticator.getUserAuthorizations(ZKAuthenticator.java:341)
> at org.apache.accumulo.server.security.Auditor.getUserAuthorizations(Auditor.java:137)
> at org.apache.accumulo.server.client.ClientServiceHandler.getUserAuthorizations(ClientServiceHandler.java:145)
> at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at cloudtrace.instrument.thrift.TraceWrap$1.invoke(TraceWrap.java:58)
> at $Proxy2.getUserAuthorizations(Unknown Source)
> at org.apache.accumulo.core.client.impl.thrift.ClientService$Processor$getUserAuthorizations.process(ClientService.java:2371)
> at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor.process(TabletClientService.java:2037)
> at org.apache.accumulo.server.util.TServerUtils$TimedProcessor.process(TServerUtils.java:151)
> at org.apache.thrift.server.TNonblockingServer$FrameBuffer.invoke(TNonblockingServer.java:631)
> at org.apache.accumulo.server.util.TServerUtils$THsHaServer$Invocation.run(TServerUtils.java:199)
> at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at org.apache.accumulo.core.util.LoggingRunnable.run(LoggingRunnable.java:34)
> at java.lang.Thread.run(Thread.java:662)
> {noformat}
> Need better debugging info when this occurs on the client side, need to know which tablet server.
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