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Date: Wed, 24 Aug 2016 19:59:20 +0000 (UTC)
From: "Yuki Morishita (JIRA)" <jira@apache.org>
To: commits@cassandra.apache.org
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Subject: [jira] [Commented] (CASSANDRA-12534) sstableverify tries to access
 commitlog directory and fails when running from a non-root/non-cassandra
 user
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archived-at: Wed, 24 Aug 2016 19:59:42 -0000


    [ https://issues.apache.org/jira/browse/CASSANDRA-12534?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15435556#comment-15435556 ] 

Yuki Morishita commented on CASSANDRA-12534:
--------------------------------------------

For the record, the root cause of this is often times offline SSTable tools need to load schema that currently causes to create pseudo online environment (commit log, memtable etc).

> sstableverify tries to access commitlog directory and fails when running from a non-root/non-cassandra user
> -----------------------------------------------------------------------------------------------------------
>
>                 Key: CASSANDRA-12534
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-12534
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Tools
>            Reporter: Wei Deng
>
> Reproduced this against C* 3.0.8 code. See the following output (the {{automaton}} user running this command is not the user that runs the cassandra JVM process, so it cannot have access to the commit log directory):
> {noformat}
> automaton@0ce59d338-1:~$ sstableverify keyspace1 standard1
> ERROR 19:38:37,674 Exiting due to error while processing commit log during initialization.
> org.apache.cassandra.io.FSWriteError: java.nio.file.AccessDeniedException: /var/lib/cassandra/commitlog/CommitLog-6-1472067517651.log
> 	at org.apache.cassandra.db.commitlog.CommitLogSegment.<init>(CommitLogSegment.java:163) ~[cassandra-all-3.0.8.1293.jar:3.0.8.1293]
> 	at org.apache.cassandra.db.commitlog.MemoryMappedSegment.<init>(MemoryMappedSegment.java:47) ~[cassandra-all-3.0.8.1293.jar:3.0.8.1293]
> 	at org.apache.cassandra.db.commitlog.CommitLogSegment.createSegment(CommitLogSegment.java:124) ~[cassandra-all-3.0.8.1293.jar:3.0.8.1293]
> 	at org.apache.cassandra.db.commitlog.CommitLogSegmentManager$1.runMayThrow(CommitLogSegmentManager.java:122) ~[cassandra-all-3.0.8.1293.jar:3.0.8.1293]
> 	at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) [cassandra-all-3.0.8.1293.jar:3.0.8.1293]
> 	at java.lang.Thread.run(Thread.java:745) [na:1.8.0_66]
> Caused by: java.nio.file.AccessDeniedException: /var/lib/cassandra/commitlog/CommitLog-6-1472067517651.log
> 	at sun.nio.fs.UnixException.translateToIOException(UnixException.java:84) ~[na:1.8.0_66]
> 	at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102) ~[na:1.8.0_66]
> 	at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107) ~[na:1.8.0_66]
> 	at sun.nio.fs.UnixFileSystemProvider.newFileChannel(UnixFileSystemProvider.java:177) ~[na:1.8.0_66]
> 	at java.nio.channels.FileChannel.open(FileChannel.java:287) ~[na:1.8.0_66]
> 	at java.nio.channels.FileChannel.open(FileChannel.java:335) ~[na:1.8.0_66]
> 	at org.apache.cassandra.db.commitlog.CommitLogSegment.<init>(CommitLogSegment.java:158) ~[cassandra-all-3.0.8.1293.jar:3.0.8.1293]
> 	... 5 common frames omitted
> {noformat}
> This is the same issue that should be helped by CASSANDRA-9054.



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