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https://issues.apache.org/jira/browse/TAJO-1569?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14501161#comment-14501161
]
ASF GitHub Bot commented on TAJO-1569:
--------------------------------------
Github user hyunsik commented on a diff in the pull request:
https://github.com/apache/tajo/pull/541#discussion_r28642139
--- Diff:
tajo-rpc/tajo-rpc-protobuf/src/main/java/org/apache/tajo/rpc/BlockingRpcClient.java
---
@@ -188,10 +187,12 @@ protected void channelRead0(ChannelHandlerContext
ctx, RpcResponse rpcResponse)
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause)
throws Exception {
+ /* Current requests will be failed */
for(ProtoCallFuture callback: requests.values()) {
callback.setFailed(cause.getMessage(), cause);
}
-
+ requests.clear();
--- End diff --
agreed
> BlockingRpcClient can make other request fail
> ---------------------------------------------
>
> Key: TAJO-1569
> URL: https://issues.apache.org/jira/browse/TAJO-1569
> Project: Tajo
> Issue Type: Bug
> Components: client, rpc
> Affects Versions: 0.9.0, 0.10.0
> Reporter: Jinho Kim
> Assignee: Jinho Kim
> Attachments: TAJO-1569.patch
>
>
> A callback is set to fail but It rethrow exception and then other normal
> request is set to fail.
> {noformat}
> Tests run: 23, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 31.131 sec
> <<< FAILURE! - in org.apache.tajo.client.TestTajoClient
> testSelectDatabaseToInvalidOne(org.apache.tajo.client.TestTajoClient) Time
> elapsed: 0.034 sec <<< ERROR!
> com.google.protobuf.ServiceException:
> org.apache.tajo.rpc.TajoServiceException:
> org.apache.tajo.ipc.TajoMasterClientProtocol(127.0.0.1:33642):
> com.google.protobuf.ServiceException:
> org.apache.tajo.catalog.exception.NoSuchDatabaseException: ERROR: database
> "invaliddatabase" does not exist
> at
> org.apache.tajo.rpc.BlockingRpcClient$ProxyRpcChannel.callBlockingMethod(BlockingRpcClient.java:121)
> at
> org.apache.tajo.ipc.TajoMasterClientProtocol$TajoMasterClientProtocolService$BlockingStub.getAllDatabases(TajoMasterClientProtocol.java:2163)
> at
> org.apache.tajo.client.CatalogAdminClientImpl$4.call(CatalogAdminClientImpl.java:106)
> at
> org.apache.tajo.client.CatalogAdminClientImpl$4.call(CatalogAdminClientImpl.java:100)
> at
> org.apache.tajo.rpc.ServerCallable.withRetries(ServerCallable.java:86)
> at
> org.apache.tajo.client.CatalogAdminClientImpl.getAllDatabaseNames(CatalogAdminClientImpl.java:99)
> at
> org.apache.tajo.client.TajoClientImpl.getAllDatabaseNames(TajoClientImpl.java:194)
> at
> org.apache.tajo.client.TestTajoClient.testSelectDatabaseToInvalidOne(TestTajoClient.java:145)
> {noformat}
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