Attila Doroszlai created HDDS-2406:
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Summary: ozone shell key get throws IllegalArgumentException if
pipeline is empty
Key: HDDS-2406
URL: https://issues.apache.org/jira/browse/HDDS-2406
Project: Hadoop Distributed Data Store
Issue Type: Bug
Components: Ozone CLI
Reporter: Attila Doroszlai
{{ozone shell key get}} throws when trying to get a key from a pipeline whose
datanodes are all down:
{code}
java.lang.IllegalArgumentException
at
com.google.common.base.Preconditions.checkArgument(Preconditions.java:72)
at
org.apache.hadoop.hdds.scm.XceiverClientManager.acquireClient(XceiverClientManager.java:169)
at
org.apache.hadoop.hdds.scm.XceiverClientManager.acquireClientForReadData(XceiverClientManager.java:162)
at
org.apache.hadoop.hdds.scm.storage.BlockInputStream.getChunkInfos(BlockInputStream.java:154)
at
org.apache.hadoop.hdds.scm.storage.BlockInputStream.initialize(BlockInputStream.java:118)
at
org.apache.hadoop.hdds.scm.storage.BlockInputStream.read(BlockInputStream.java:224)
at
org.apache.hadoop.ozone.client.io.KeyInputStream.read(KeyInputStream.java:173)
at
org.apache.hadoop.ozone.client.io.OzoneInputStream.read(OzoneInputStream.java:47)
at java.base/java.io.InputStream.read(InputStream.java:205)
at org.apache.hadoop.io.IOUtils.copyBytes(IOUtils.java:94)
at
org.apache.hadoop.ozone.web.ozShell.keys.GetKeyHandler.call(GetKeyHandler.java:98)
at
org.apache.hadoop.ozone.web.ozShell.keys.GetKeyHandler.call(GetKeyHandler.java:48)
at picocli.CommandLine.execute(CommandLine.java:1173)
at picocli.CommandLine.access$800(CommandLine.java:141)
at picocli.CommandLine$RunLast.handle(CommandLine.java:1367)
at picocli.CommandLine$RunLast.handle(CommandLine.java:1335)
at
picocli.CommandLine$AbstractParseResultHandler.handleParseResult(CommandLine.java:1243)
at picocli.CommandLine.parseWithHandlers(CommandLine.java:1526)
at picocli.CommandLine.parseWithHandler(CommandLine.java:1465)
at org.apache.hadoop.hdds.cli.GenericCli.execute(GenericCli.java:65)
at
org.apache.hadoop.ozone.web.ozShell.OzoneShell.execute(OzoneShell.java:60)
at org.apache.hadoop.hdds.cli.GenericCli.run(GenericCli.java:56)
at
org.apache.hadoop.ozone.web.ozShell.OzoneShell.main(OzoneShell.java:53)
{code}
I think the exception should be caught and shell should output a more friendly
/ less verbose message.
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