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From msi...@apache.org
Subject hadoop git commit: HDDS-279. DeleteBlocks command should not be sent for open containers. Contributed by Lokesh Jain.
Date Tue, 31 Jul 2018 14:23:30 GMT
Repository: hadoop
Updated Branches:
  refs/heads/trunk 7631e0ada -> b28bdc7e8


HDDS-279. DeleteBlocks command should not be sent for open containers. Contributed by Lokesh
Jain.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/b28bdc7e
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/b28bdc7e
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/b28bdc7e

Branch: refs/heads/trunk
Commit: b28bdc7e8b488ef0df62a92bcfe7eb74bbe177c1
Parents: 7631e0a
Author: Mukul Kumar Singh <msingh@apache.org>
Authored: Tue Jul 31 19:50:40 2018 +0530
Committer: Mukul Kumar Singh <msingh@apache.org>
Committed: Tue Jul 31 19:50:40 2018 +0530

----------------------------------------------------------------------
 .../block/DatanodeDeletedBlockTransactions.java | 18 ++--
 .../hdds/scm/block/DeletedBlockLogImpl.java     |  8 +-
 .../org/apache/hadoop/ozone/OzoneTestUtils.java | 92 ++++++++++++++++++++
 .../ozone/TestStorageContainerManager.java      |  8 ++
 .../common/TestBlockDeletingService.java        | 17 +++-
 .../commandhandler/TestBlockDeletion.java       | 47 ++++------
 .../hadoop/ozone/web/client/TestKeys.java       |  3 +
 7 files changed, 152 insertions(+), 41 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/b28bdc7e/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/block/DatanodeDeletedBlockTransactions.java
----------------------------------------------------------------------
diff --git a/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/block/DatanodeDeletedBlockTransactions.java
b/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/block/DatanodeDeletedBlockTransactions.java
index e33a700..25420fe 100644
--- a/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/block/DatanodeDeletedBlockTransactions.java
+++ b/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/block/DatanodeDeletedBlockTransactions.java
@@ -28,6 +28,8 @@ import java.util.List;
 import java.util.Set;
 import java.util.UUID;
 import java.util.stream.Collectors;
+
+import org.apache.hadoop.hdds.scm.container.common.helpers.ContainerWithPipeline;
 import org.apache.hadoop.hdds.scm.container.common.helpers.Pipeline;
 
 /**
@@ -53,21 +55,26 @@ public class DatanodeDeletedBlockTransactions {
     this.nodeNum = nodeNum;
   }
 
-  public void addTransaction(DeletedBlocksTransaction tx,
-      Set<UUID> dnsWithTransactionCommitted) throws IOException {
+  public boolean addTransaction(DeletedBlocksTransaction tx,
+      Set<UUID> dnsWithTransactionCommitted) {
     Pipeline pipeline = null;
     try {
-      pipeline = mappingService.getContainerWithPipeline(tx.getContainerID())
-          .getPipeline();
+      ContainerWithPipeline containerWithPipeline =
+          mappingService.getContainerWithPipeline(tx.getContainerID());
+      if (containerWithPipeline.getContainerInfo().isContainerOpen()) {
+        return false;
+      }
+      pipeline = containerWithPipeline.getPipeline();
     } catch (IOException e) {
       SCMBlockDeletingService.LOG.warn("Got container info error.", e);
+      return false;
     }
 
     if (pipeline == null) {
       SCMBlockDeletingService.LOG.warn(
           "Container {} not found, continue to process next",
           tx.getContainerID());
-      return;
+      return false;
     }
 
     for (DatanodeDetails dd : pipeline.getMachines()) {
@@ -78,6 +85,7 @@ public class DatanodeDeletedBlockTransactions {
         addTransactionToDN(dnID, tx);
       }
     }
+    return true;
   }
 
   private void addTransactionToDN(UUID dnID, DeletedBlocksTransaction tx) {

http://git-wip-us.apache.org/repos/asf/hadoop/blob/b28bdc7e/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/block/DeletedBlockLogImpl.java
----------------------------------------------------------------------
diff --git a/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/block/DeletedBlockLogImpl.java
b/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/block/DeletedBlockLogImpl.java
index 752c9c7..ca4e1d0 100644
--- a/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/block/DeletedBlockLogImpl.java
+++ b/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/block/DeletedBlockLogImpl.java
@@ -386,9 +386,11 @@ public class DeletedBlockLogImpl implements DeletedBlockLog {
               .parseFrom(value);
 
           if (block.getCount() > -1 && block.getCount() <= maxRetry) {
-            Set<UUID> dnsWithTransactionCommitted = transactionToDNsCommitMap
-                .putIfAbsent(block.getTxID(), new ConcurrentHashSet<>());
-            transactions.addTransaction(block, dnsWithTransactionCommitted);
+            if (transactions.addTransaction(block,
+                transactionToDNsCommitMap.get(block.getTxID()))) {
+              transactionToDNsCommitMap
+                  .putIfAbsent(block.getTxID(), new ConcurrentHashSet<>());
+            }
           }
           return !transactions.isFull();
         }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/b28bdc7e/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/OzoneTestUtils.java
----------------------------------------------------------------------
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/OzoneTestUtils.java
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/OzoneTestUtils.java
new file mode 100644
index 0000000..7787b53
--- /dev/null
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/OzoneTestUtils.java
@@ -0,0 +1,92 @@
+/**
+ * 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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.hadoop.ozone;
+
+import org.apache.hadoop.hdds.client.BlockID;
+import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
+import org.apache.hadoop.hdds.scm.server.StorageContainerManager;
+import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo;
+import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfoGroup;
+import org.junit.Assert;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.function.Consumer;
+
+public class OzoneTestUtils {
+
+  /**
+   * Close containers which contain the blocks listed in
+   * omKeyLocationInfoGroups.
+   *
+   * @param omKeyLocationInfoGroups locationInfos for a key.
+   * @param scm StorageContainerManager instance.
+   * @return true if close containers is successful.
+   * @throws IOException
+   */
+  public static boolean closeContainers(
+      List<OmKeyLocationInfoGroup> omKeyLocationInfoGroups,
+      StorageContainerManager scm) throws IOException {
+    return performOperationOnKeyContainers((blockID) -> {
+      try {
+        scm.getScmContainerManager()
+            .updateContainerState(blockID.getContainerID(),
+                HddsProtos.LifeCycleEvent.FINALIZE);
+        scm.getScmContainerManager()
+            .updateContainerState(blockID.getContainerID(),
+                HddsProtos.LifeCycleEvent.CLOSE);
+        Assert.assertFalse(scm.getScmContainerManager()
+            .getContainerWithPipeline(blockID.getContainerID())
+            .getContainerInfo().isContainerOpen());
+      } catch (IOException e) {
+        e.printStackTrace();
+      }
+    }, omKeyLocationInfoGroups);
+  }
+
+  /**
+   * Performs the provided consumer on containers which contain the blocks
+   * listed in omKeyLocationInfoGroups.
+   *
+   * @param consumer Consumer which accepts BlockID as argument.
+   * @param omKeyLocationInfoGroups locationInfos for a key.
+   * @return true if consumer is successful.
+   * @throws IOException
+   */
+  public static boolean performOperationOnKeyContainers(
+      Consumer<BlockID> consumer,
+      List<OmKeyLocationInfoGroup> omKeyLocationInfoGroups) throws IOException {
+
+    try {
+      for (OmKeyLocationInfoGroup omKeyLocationInfoGroup :
+          omKeyLocationInfoGroups) {
+        List<OmKeyLocationInfo> omKeyLocationInfos =
+            omKeyLocationInfoGroup.getLocationList();
+        for (OmKeyLocationInfo omKeyLocationInfo : omKeyLocationInfos) {
+          BlockID blockID = omKeyLocationInfo.getBlockID();
+          consumer.accept(blockID);
+        }
+      }
+    } catch (Error e) {
+      e.printStackTrace();
+      return false;
+    }
+    return true;
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/hadoop/blob/b28bdc7e/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestStorageContainerManager.java
----------------------------------------------------------------------
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestStorageContainerManager.java
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestStorageContainerManager.java
index 7ca5fa1..c5d8747 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestStorageContainerManager.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestStorageContainerManager.java
@@ -212,6 +212,10 @@ public class TestStorageContainerManager {
       TestStorageContainerManagerHelper helper =
           new TestStorageContainerManagerHelper(cluster, conf);
       Map<String, OmKeyInfo> keyLocations = helper.createKeys(numKeys, 4096);
+      for (OmKeyInfo keyInfo : keyLocations.values()) {
+        OzoneTestUtils.closeContainers(keyInfo.getKeyLocationVersions(),
+            cluster.getStorageContainerManager());
+      }
 
       Map<Long, List<Long>> containerBlocks = createDeleteTXLog(delLog,
           keyLocations, helper);
@@ -294,6 +298,10 @@ public class TestStorageContainerManager {
     TestStorageContainerManagerHelper helper =
         new TestStorageContainerManagerHelper(cluster, conf);
     Map<String, OmKeyInfo> keyLocations = helper.createKeys(numKeys, 4096);
+    for (OmKeyInfo keyInfo : keyLocations.values()) {
+      OzoneTestUtils.closeContainers(keyInfo.getKeyLocationVersions(),
+          cluster.getStorageContainerManager());
+    }
 
     createDeleteTXLog(delLog, keyLocations, helper);
     // Verify a few TX gets created in the TX log.

http://git-wip-us.apache.org/repos/asf/hadoop/blob/b28bdc7e/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/common/TestBlockDeletingService.java
----------------------------------------------------------------------
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/common/TestBlockDeletingService.java
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/common/TestBlockDeletingService.java
index a6e53c2..4ca4124 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/common/TestBlockDeletingService.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/common/TestBlockDeletingService.java
@@ -61,6 +61,7 @@ import java.util.Map;
 import java.util.UUID;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
+import java.util.concurrent.atomic.AtomicInteger;
 
 import static org.apache.hadoop.ozone.OzoneConfigKeys
     .OZONE_BLOCK_DELETING_SERVICE_INTERVAL;
@@ -356,10 +357,18 @@ public class TestBlockDeletingService {
       // 1st interval processes 1 container 1 block and 10 chunks
       deleteAndWait(service, 1);
       Assert.assertEquals(10, getNumberOfChunksInContainers(containerSet));
-      deleteAndWait(service, 2);
-      deleteAndWait(service, 3);
-      deleteAndWait(service, 4);
-      deleteAndWait(service, 5);
+
+      AtomicInteger timesToProcess = new AtomicInteger(1);
+      GenericTestUtils.waitFor(() -> {
+        try {
+          timesToProcess.incrementAndGet();
+          deleteAndWait(service, timesToProcess.get());
+          if (getNumberOfChunksInContainers(containerSet) == 0) {
+            return true;
+          }
+        } catch (Exception e) {}
+        return false;
+      }, 100, 100000);
       Assert.assertEquals(0, getNumberOfChunksInContainers(containerSet));
     } finally {
       service.shutdown();

http://git-wip-us.apache.org/repos/asf/hadoop/blob/b28bdc7e/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/common/statemachine/commandhandler/TestBlockDeletion.java
----------------------------------------------------------------------
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/common/statemachine/commandhandler/TestBlockDeletion.java
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/common/statemachine/commandhandler/TestBlockDeletion.java
index 4ae827b..ee9aed2 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/common/statemachine/commandhandler/TestBlockDeletion.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/common/statemachine/commandhandler/TestBlockDeletion.java
@@ -19,7 +19,6 @@ package org.apache.hadoop.ozone.container.common.statemachine.commandhandler;
 
 import com.google.common.primitives.Longs;
 import org.apache.commons.lang3.RandomStringUtils;
-import org.apache.hadoop.hdds.client.BlockID;
 import org.apache.hadoop.hdds.client.ReplicationFactor;
 import org.apache.hadoop.hdds.client.ReplicationType;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
@@ -29,6 +28,7 @@ import org.apache.hadoop.hdfs.DFSUtil;
 import org.apache.hadoop.ozone.MiniOzoneCluster;
 import org.apache.hadoop.ozone.OzoneConfigKeys;
 import org.apache.hadoop.ozone.OzoneConsts;
+import org.apache.hadoop.ozone.OzoneTestUtils;
 import org.apache.hadoop.ozone.client.ObjectStore;
 import org.apache.hadoop.ozone.client.OzoneBucket;
 import org.apache.hadoop.ozone.client.OzoneClientFactory;
@@ -40,7 +40,6 @@ import org.apache.hadoop.ozone.container.keyvalue.KeyValueContainerData;
 import org.apache.hadoop.ozone.container.keyvalue.helpers.KeyUtils;
 import org.apache.hadoop.ozone.om.OzoneManager;
 import org.apache.hadoop.ozone.om.helpers.OmKeyArgs;
-import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo;
 import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfoGroup;
 import org.apache.hadoop.ozone.ozShell.TestOzoneShell;
 import org.apache.hadoop.test.GenericTestUtils;
@@ -53,13 +52,15 @@ import java.io.File;
 import java.io.IOException;
 import java.util.*;
 import java.util.concurrent.TimeUnit;
-import java.util.function.Consumer;
 
-import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_BLOCK_DELETING_SERVICE_INTERVAL;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_HEARTBEAT_INTERVAL;
+import static org.apache.hadoop.ozone
+    .OzoneConfigKeys.OZONE_BLOCK_DELETING_SERVICE_INTERVAL;
 
 public class TestBlockDeletion {
   private static OzoneConfiguration conf = null;
   private static ObjectStore store;
+  private static MiniOzoneCluster cluster = null;
   private static ContainerSet dnContainerSet = null;
   private static StorageContainerManager scm = null;
   private static OzoneManager om = null;
@@ -81,9 +82,10 @@ public class TestBlockDeletion {
     conf.setQuietMode(false);
     conf.setTimeDuration(OZONE_BLOCK_DELETING_SERVICE_INTERVAL, 100,
         TimeUnit.MILLISECONDS);
+    conf.setTimeDuration(HDDS_HEARTBEAT_INTERVAL, 200,
+        TimeUnit.MILLISECONDS);
 
-    MiniOzoneCluster cluster =
-        MiniOzoneCluster.newBuilder(conf).setNumDatanodes(1).build();
+    cluster = MiniOzoneCluster.newBuilder(conf).setNumDatanodes(1).build();
     cluster.waitForClusterToBeReady();
     store = OzoneClientFactory.getRpcClient(conf).getObjectStore();
     dnContainerSet = cluster.getHddsDatanodes().get(0)
@@ -127,6 +129,14 @@ public class TestBlockDeletion {
     matchContainerTransactionIds();
     om.deleteKey(keyArgs);
     Thread.sleep(5000);
+    // The blocks should not be deleted in the DN as the container is open
+    Assert.assertTrue(!verifyBlocksDeleted(omKeyLocationInfoGroupList));
+
+    // close the containers which hold the blocks for the key
+    Assert
+        .assertTrue(
+            OzoneTestUtils.closeContainers(omKeyLocationInfoGroupList, scm));
+    Thread.sleep(5000);
     // The blocks should be deleted in the DN.
     Assert.assertTrue(verifyBlocksDeleted(omKeyLocationInfoGroupList));
 
@@ -157,7 +167,7 @@ public class TestBlockDeletion {
   private boolean verifyBlocksCreated(
       List<OmKeyLocationInfoGroup> omKeyLocationInfoGroups)
       throws IOException {
-    return performOperationOnKeyContainers((blockID) -> {
+    return OzoneTestUtils.performOperationOnKeyContainers((blockID) -> {
       try {
         MetadataStore db = KeyUtils.getDB((KeyValueContainerData)
                 dnContainerSet.getContainer(blockID.getContainerID())
@@ -172,7 +182,7 @@ public class TestBlockDeletion {
   private boolean verifyBlocksDeleted(
       List<OmKeyLocationInfoGroup> omKeyLocationInfoGroups)
       throws IOException {
-    return performOperationOnKeyContainers((blockID) -> {
+    return OzoneTestUtils.performOperationOnKeyContainers((blockID) -> {
       try {
         MetadataStore db = KeyUtils.getDB((KeyValueContainerData)
             dnContainerSet.getContainer(blockID.getContainerID())
@@ -188,25 +198,4 @@ public class TestBlockDeletion {
       }
     }, omKeyLocationInfoGroups);
   }
-
-  private boolean performOperationOnKeyContainers(Consumer<BlockID> consumer,
-      List<OmKeyLocationInfoGroup> omKeyLocationInfoGroups)
-      throws IOException {
-
-    try {
-      for (OmKeyLocationInfoGroup omKeyLocationInfoGroup :
-          omKeyLocationInfoGroups) {
-        List<OmKeyLocationInfo> omKeyLocationInfos =
-            omKeyLocationInfoGroup.getLocationList();
-        for (OmKeyLocationInfo omKeyLocationInfo : omKeyLocationInfos) {
-          BlockID blockID = omKeyLocationInfo.getBlockID();
-          consumer.accept(blockID);
-        }
-      }
-    } catch (Error e) {
-      e.printStackTrace();
-      return false;
-    }
-    return true;
-  }
 }
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/hadoop/blob/b28bdc7e/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/web/client/TestKeys.java
----------------------------------------------------------------------
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/web/client/TestKeys.java
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/web/client/TestKeys.java
index 540a564..2d6abe0 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/web/client/TestKeys.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/web/client/TestKeys.java
@@ -35,6 +35,7 @@ import org.apache.hadoop.ozone.OzoneAcl;
 import org.apache.hadoop.ozone.OzoneConfigKeys;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
+import org.apache.hadoop.ozone.OzoneTestUtils;
 import org.apache.hadoop.ozone.client.BucketArgs;
 import org.apache.hadoop.ozone.client.VolumeArgs;
 import org.apache.hadoop.ozone.client.OzoneBucket;
@@ -698,6 +699,8 @@ public class TestKeys {
       for (OmKeyInfo keyInfo : createdKeys) {
         List<OmKeyLocationInfo> locations =
             keyInfo.getLatestVersionLocations().getLocationList();
+        OzoneTestUtils.closeContainers(keyInfo.getKeyLocationVersions(),
+            ozoneCluster.getStorageContainerManager());
         for (OmKeyLocationInfo location : locations) {
           KeyValueHandler  keyValueHandler = (KeyValueHandler) cm
               .getDispatcher().getHandler(ContainerProtos.ContainerType


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