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https://issues.apache.org/jira/browse/FLUME-1587?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13458148#comment-13458148
]
Brock Noland commented on FLUME-1587:
-------------------------------------
I guess I could argue this is not supported.
> FileChannel Encryption cannot be disabled on a running channel
> --------------------------------------------------------------
>
> Key: FLUME-1587
> URL: https://issues.apache.org/jira/browse/FLUME-1587
> Project: Flume
> Issue Type: Bug
> Components: Channel
> Affects Versions: v1.3.0
> Reporter: Brock Noland
> Priority: Minor
>
> If encryption is enabled and then disabled for a file channel and the agent
> is not restarted, the following exception is thrown.
> {noformat}
> java.lang.IllegalStateException: Channel closed [channel=channel1]. Due to
> java.lang.IllegalArgumentException: Encryption configuration must all null or
> all not null: encryptionKeyProvider =
> org.apache.flume.channel.file.encryption.JCEFileKeyProvider@4c221e9e,
> encryptionKeyAlias = null, encryptionCipherProvider = null
> at
> org.apache.flume.channel.file.FileChannel.createTransaction(FileChannel.java:322)
> at
> org.apache.flume.channel.BasicChannelSemantics.getTransaction(BasicChannelSemantics.java:118)
> at org.apache.flume.sink.LoggerSink.process(LoggerSink.java:61)
> at
> org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68)
> at org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)
> at java.lang.Thread.run(Thread.java:662)
> Caused by: java.lang.IllegalArgumentException: Encryption configuration must
> all null or all not null: encryptionKeyProvider =
> org.apache.flume.channel.file.encryption.JCEFileKeyProvider@4c221e9e,
> encryptionKeyAlias = null, encryptionCipherProvider = null
> at org.apache.flume.channel.file.Log.<init>(Log.java:249)
> at org.apache.flume.channel.file.Log.<init>(Log.java:66)
> at org.apache.flume.channel.file.Log$Builder.build(Log.java:189)
> at org.apache.flume.channel.file.FileChannel.start(FileChannel.java:271)
> at
> org.apache.flume.lifecycle.LifecycleSupervisor$MonitorRunnable.run(LifecycleSupervisor.java:236)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
> at
> java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:98)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(ScheduledThreadPoolExecutor.java:180)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:204)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> ... 1 more
> {noformat}
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