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From "Michael Shuler (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (CASSANDRA-6805) When something goes wrong the `nodetool` command prints the whole Java stacktrace instead of a simple error message to stderr
Date Tue, 29 Jul 2014 21:41:39 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-6805?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Michael Shuler resolved CASSANDRA-6805.
---------------------------------------

    Resolution: Not a Problem

{noformat}
(trunk)mshuler@hana:~/git/cassandra$ nodetool snapshot xxx -t zzz
Requested creating snapshot(s) for [xxx] with snapshot name [zzz]
error: Keyspace xxx does not exist
-- StackTrace --
java.io.IOException: Keyspace xxx does not exist
        at org.apache.cassandra.service.StorageService.getValidKeyspace(StorageService.java:2373)
        at org.apache.cassandra.service.StorageService.takeSnapshot(StorageService.java:2326)
        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 sun.reflect.misc.Trampoline.invoke(MethodUtil.java:75)
        at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at sun.reflect.misc.MethodUtil.invoke(MethodUtil.java:279)
        at com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:112)
        at com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:46)
        at com.sun.jmx.mbeanserver.MBeanIntrospector.invokeM(MBeanIntrospector.java:237)
        at com.sun.jmx.mbeanserver.PerInterface.invoke(PerInterface.java:138)
        at com.sun.jmx.mbeanserver.MBeanSupport.invoke(MBeanSupport.java:252)
        at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
        at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
        at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1487)
        at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:97)
        at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1328)
        at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1420)
        at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:848)
        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 sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:322)
        at sun.rmi.transport.Transport$1.run(Transport.java:177)
        at sun.rmi.transport.Transport$1.run(Transport.java:174)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:173)
        at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:556)
        at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:811)
        at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:670)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)

(trunk)mshuler@hana:~/git/cassandra$ echo $?
2
(trunk)mshuler@hana:~/git/cassandra$ nodetool snapshot xxx -t zzz 2>/dev/null
Requested creating snapshot(s) for [xxx] with snapshot name [zzz]
(trunk)mshuler@hana:~/git/cassandra$ echo $?
2
(trunk)mshuler@hana:~/git/cassandra$ if nodetool snapshot xxx -t zzz >/dev/null 2>&1;
then echo "yay!"; else echo "boo.."; fi
boo..
{noformat}

> When something goes wrong the `nodetool` command prints the whole Java stacktrace instead
of a simple error message to stderr
> -----------------------------------------------------------------------------------------------------------------------------
>
>                 Key: CASSANDRA-6805
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-6805
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Tools
>            Reporter: Ondřej Černoš
>            Priority: Minor
>
> {noformat}
> $ nodetool snapshot XXX -t YYY
> Requested creating snapshot for: XXX
> Exception in thread "main" java.io.IOException: Table XXX does not exist
>         at org.apache.cassandra.service.StorageService.getValidTable(StorageService.java:2267)
>         at org.apache.cassandra.service.StorageService.takeSnapshot(StorageService.java:2222)
>         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 sun.reflect.misc.Trampoline.invoke(MethodUtil.java:75)
>         at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>         at java.lang.reflect.Method.invoke(Method.java:606)
>         at sun.reflect.misc.MethodUtil.invoke(MethodUtil.java:279)
>         at com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:112)
>         at com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:46)
>         at com.sun.jmx.mbeanserver.MBeanIntrospector.invokeM(MBeanIntrospector.java:237)
>         at com.sun.jmx.mbeanserver.PerInterface.invoke(PerInterface.java:138)
>         at com.sun.jmx.mbeanserver.MBeanSupport.invoke(MBeanSupport.java:252)
>         at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
>         at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
>         at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1487)
>         at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:97)
>         at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1328)
>         at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1420)
>         at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:848)
>         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 sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:322)
>         at sun.rmi.transport.Transport$1.run(Transport.java:177)
>         at sun.rmi.transport.Transport$1.run(Transport.java:174)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at sun.rmi.transport.Transport.serviceCall(Transport.java:173)
>         at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:556)
>         at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:811)
>         at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:670)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>         at java.lang.Thread.run(Thread.java:744)
> {noformat}
> Please change the `nodetool` command so that it does not print the stacktrace by default,
it makes using it from other scripts a PITA. You can possibly add a `--debug` parameter that
can be used to print the stacktrace if the user really wants it.



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