Repository: flink
Updated Branches:
  refs/heads/master 65fdadac8 -> b93396c5a


[FLINK-6641] [ha] Don't let the ClusterClient clean up HA services data when 
being shut down

The ClusterClient should not call 
HighAvailabilityServices#closeAndCleanupAllData when being shut down.
The reason is that this call will delete all HA data needed for a future 
recovery. Only the JobManager
should be allowed to decide when to discard HA data or not.


Project: http://git-wip-us.apache.org/repos/asf/flink/repo
Commit: http://git-wip-us.apache.org/repos/asf/flink/commit/b93396c5
Tree: http://git-wip-us.apache.org/repos/asf/flink/tree/b93396c5
Diff: http://git-wip-us.apache.org/repos/asf/flink/diff/b93396c5

Branch: refs/heads/master
Commit: b93396c5a48c604c403dc383cf34eba3d446642e
Parents: 65fdada
Author: Till Rohrmann <[email protected]>
Authored: Fri May 19 17:24:21 2017 +0200
Committer: Till Rohrmann <[email protected]>
Committed: Sat May 20 14:54:30 2017 +0200

----------------------------------------------------------------------
 .../flink/client/program/ClusterClient.java     |  2 +-
 .../flink/client/program/ClusterClientTest.java | 50 ++++++++++++++++++++
 2 files changed, 51 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/flink/blob/b93396c5/flink-clients/src/main/java/org/apache/flink/client/program/ClusterClient.java
----------------------------------------------------------------------
diff --git 
a/flink-clients/src/main/java/org/apache/flink/client/program/ClusterClient.java
 
b/flink-clients/src/main/java/org/apache/flink/client/program/ClusterClient.java
index 6770eee..b081721 100644
--- 
a/flink-clients/src/main/java/org/apache/flink/client/program/ClusterClient.java
+++ 
b/flink-clients/src/main/java/org/apache/flink/client/program/ClusterClient.java
@@ -233,7 +233,7 @@ public abstract class ClusterClient {
                        }
 
                        if (highAvailabilityServices != null) {
-                               
highAvailabilityServices.closeAndCleanupAllData();
+                               highAvailabilityServices.close();
                        }
                }
        }

http://git-wip-us.apache.org/repos/asf/flink/blob/b93396c5/flink-clients/src/test/java/org/apache/flink/client/program/ClusterClientTest.java
----------------------------------------------------------------------
diff --git 
a/flink-clients/src/test/java/org/apache/flink/client/program/ClusterClientTest.java
 
b/flink-clients/src/test/java/org/apache/flink/client/program/ClusterClientTest.java
new file mode 100644
index 0000000..3879fa3
--- /dev/null
+++ 
b/flink-clients/src/test/java/org/apache/flink/client/program/ClusterClientTest.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.flink.client.program;
+
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.runtime.highavailability.HighAvailabilityServices;
+import org.apache.flink.util.TestLogger;
+import org.junit.Test;
+
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+
+public class ClusterClientTest extends TestLogger {
+
+       /**
+        * FLINK-6641
+        *
+        * Tests that the {@link ClusterClient} does not clean up HA data when 
being shut down.
+        */
+       @Test
+       public void testClusterClientShutdown() throws Exception {
+               Configuration config = new Configuration();
+               HighAvailabilityServices highAvailabilityServices = 
mock(HighAvailabilityServices.class);
+
+               ClusterClient clusterClient = new 
StandaloneClusterClient(config, highAvailabilityServices);
+
+               clusterClient.shutdown();
+
+               // check that the client does not clean up HA data but closes 
the services
+               verify(highAvailabilityServices, 
never()).closeAndCleanupAllData();
+               verify(highAvailabilityServices).close();
+       }
+}

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