HDDS-464. Fix TestCloseContainerHandlingByClient.

Contributed by Lokesh Jain.

hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientRatis.java

@@ -208,6 +208,10 @@ private CompletableFuture<RaftClientReply> sendRequestAsync(
   public ContainerCommandResponseProto sendCommand(
       ContainerCommandRequestProto request) throws IOException {
     final RaftClientReply reply = sendRequest(request);
+    if (reply == null) {
+      throw new IOException(
+          String.format("Could not execute the request %s", request));
+    }
     Preconditions.checkState(reply.isSuccess());
     return ContainerCommandResponseProto.parseFrom(
         reply.getMessage().getContent());

hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/ScmConfigKeys.java

@@ -75,6 +75,19 @@ public final class ScmConfigKeys {
   public static final TimeDuration
       DFS_RATIS_CLIENT_REQUEST_TIMEOUT_DURATION_DEFAULT =
       TimeDuration.valueOf(3000, TimeUnit.MILLISECONDS);
+  public static final String DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_KEY =
+      "dfs.ratis.client.request.max.retries";
+  public static final int DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_DEFAULT = 180;
+  public static final String DFS_RATIS_CLIENT_REQUEST_RETRY_INTERVAL_KEY =
+      "dfs.ratis.client.request.retry.interval";
+  public static final TimeDuration
+      DFS_RATIS_CLIENT_REQUEST_RETRY_INTERVAL_DEFAULT =
+      TimeDuration.valueOf(100, TimeUnit.MILLISECONDS);
+  public static final String DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_KEY =
+      "dfs.ratis.server.retry-cache.timeout.duration";
+  public static final TimeDuration
+      DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_DEFAULT =
+      TimeDuration.valueOf(600000, TimeUnit.MILLISECONDS);
   public static final String DFS_RATIS_SERVER_REQUEST_TIMEOUT_DURATION_KEY =
       "dfs.ratis.server.request.timeout.duration";
   public static final TimeDuration

hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java

@@ -237,6 +237,20 @@ public final class OzoneConfigKeys {
   public static final TimeDuration
       DFS_RATIS_CLIENT_REQUEST_TIMEOUT_DURATION_DEFAULT =
       ScmConfigKeys.DFS_RATIS_CLIENT_REQUEST_TIMEOUT_DURATION_DEFAULT;
+  public static final String DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_KEY =
+      ScmConfigKeys.DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_KEY;
+  public static final int DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_DEFAULT =
+      ScmConfigKeys.DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_DEFAULT;
+  public static final String DFS_RATIS_CLIENT_REQUEST_RETRY_INTERVAL_KEY =
+      ScmConfigKeys.DFS_RATIS_CLIENT_REQUEST_RETRY_INTERVAL_KEY;
+  public static final TimeDuration
+      DFS_RATIS_CLIENT_REQUEST_RETRY_INTERVAL_DEFAULT =
+      ScmConfigKeys.DFS_RATIS_CLIENT_REQUEST_RETRY_INTERVAL_DEFAULT;
+  public static final String DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_KEY =
+      ScmConfigKeys.DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_KEY;
+  public static final TimeDuration
+      DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_DEFAULT =
+      ScmConfigKeys.DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_DEFAULT;
   public static final String DFS_RATIS_SERVER_REQUEST_TIMEOUT_DURATION_KEY =
       ScmConfigKeys.DFS_RATIS_SERVER_REQUEST_TIMEOUT_DURATION_KEY;
   public static final TimeDuration

hadoop-hdds/common/src/main/java/org/apache/ratis/RatisHelper.java

@@ -34,6 +34,7 @@
 import org.apache.ratis.rpc.RpcType;
 import org.apache.ratis.shaded.com.google.protobuf.ByteString;
 import org.apache.ratis.shaded.proto.RaftProtos;
+import org.apache.ratis.util.Preconditions;
 import org.apache.ratis.util.SizeInBytes;
 import org.apache.ratis.util.TimeDuration;
 import org.slf4j.Logger;
@@ -48,6 +49,9 @@
 import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
 
+import static org.apache.hadoop.ozone.OzoneConfigKeys.DFS_RATIS_LEADER_ELECTION_MINIMUM_TIMEOUT_DURATION_DEFAULT;
+import static org.apache.hadoop.ozone.OzoneConfigKeys.DFS_RATIS_LEADER_ELECTION_MINIMUM_TIMEOUT_DURATION_KEY;
+
 /**
  * Ratis helper methods.
  */
@@ -162,12 +166,38 @@ static RaftClient newRaftClient(RpcType rpcType, RaftPeerId leader,
 
   static RetryPolicy createRetryPolicy(Configuration conf) {
     int maxRetryCount =
-        conf.getInt(OzoneConfigKeys.OZONE_CLIENT_MAX_RETRIES, OzoneConfigKeys.
+        conf.getInt(OzoneConfigKeys.DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_KEY,
-            OZONE_CLIENT_MAX_RETRIES_DEFAULT);
+            OzoneConfigKeys.
+                DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_DEFAULT);
     long retryInterval = conf.getTimeDuration(OzoneConfigKeys.
-            OZONE_CLIENT_RETRY_INTERVAL, OzoneConfigKeys.
+        DFS_RATIS_CLIENT_REQUEST_RETRY_INTERVAL_KEY, OzoneConfigKeys.
-            OZONE_CLIENT_RETRY_INTERVAL_DEFAULT,
+        DFS_RATIS_CLIENT_REQUEST_RETRY_INTERVAL_DEFAULT
-        TimeUnit.MILLISECONDS.MILLISECONDS);
+        .toInt(TimeUnit.MILLISECONDS), TimeUnit.MILLISECONDS);
+    long leaderElectionTimeout = conf.getTimeDuration(
+        DFS_RATIS_LEADER_ELECTION_MINIMUM_TIMEOUT_DURATION_KEY,
+        DFS_RATIS_LEADER_ELECTION_MINIMUM_TIMEOUT_DURATION_DEFAULT
+            .toInt(TimeUnit.MILLISECONDS), TimeUnit.MILLISECONDS);
+    long clientRequestTimeout = conf.getTimeDuration(
+        OzoneConfigKeys.DFS_RATIS_CLIENT_REQUEST_TIMEOUT_DURATION_KEY,
+        OzoneConfigKeys.DFS_RATIS_CLIENT_REQUEST_TIMEOUT_DURATION_DEFAULT
+            .toInt(TimeUnit.MILLISECONDS), TimeUnit.MILLISECONDS);
+    long retryCacheTimeout = conf.getTimeDuration(
+        OzoneConfigKeys.DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_KEY,
+        OzoneConfigKeys.DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_DEFAULT
+            .toInt(TimeUnit.MILLISECONDS), TimeUnit.MILLISECONDS);
+    Preconditions
+        .assertTrue(maxRetryCount * retryInterval > 5 * leaderElectionTimeout,
+            "Please make sure dfs.ratis.client.request.max.retries * "
+                + "dfs.ratis.client.request.retry.interval > "
+                + "5 * dfs.ratis.leader.election.minimum.timeout.duration");
+    Preconditions.assertTrue(
+        maxRetryCount * (retryInterval + clientRequestTimeout)
+            < retryCacheTimeout,
+        "Please make sure "
+            + "(dfs.ratis.client.request.max.retries * "
+            + "(dfs.ratis.client.request.retry.interval + "
+            + "dfs.ratis.client.request.timeout.duration)) "
+            + "< dfs.ratis.server.retry-cache.timeout.duration");
     TimeDuration sleepDuration =
         TimeDuration.valueOf(retryInterval, TimeUnit.MILLISECONDS);
     RetryPolicy retryPolicy = RetryPolicies

hadoop-hdds/common/src/main/resources/ozone-default.xml

@@ -157,6 +157,25 @@
     <tag>OZONE, RATIS, MANAGEMENT</tag>
     <description>The timeout duration for ratis client request.</description>
   </property>
+  <property>
+    <name>dfs.ratis.client.request.max.retries</name>
+    <value>180</value>
+    <tag>OZONE, RATIS, MANAGEMENT</tag>
+    <description>Number of retries for ratis client request.</description>
+  </property>
+  <property>
+    <name>dfs.ratis.client.request.retry.interval</name>
+    <value>100ms</value>
+    <tag>OZONE, RATIS, MANAGEMENT</tag>
+    <description>Interval between successive retries for a ratis client request.
+    </description>
+  </property>
+  <property>
+    <name>dfs.ratis.server.retry-cache.timeout.duration</name>
+    <value>600000ms</value>
+    <tag>OZONE, RATIS, MANAGEMENT</tag>
+    <description>Retry Cache entry timeout for ratis server.</description>
+  </property>
   <property>
     <name>dfs.ratis.server.request.timeout.duration</name>
     <value>3s</value>

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java

@@ -182,6 +182,19 @@ private RaftProperties newRaftProperties(Configuration conf,
     RaftServerConfigKeys.Rpc
         .setRequestTimeout(properties, serverRequestTimeout);
 
+    // set timeout for a retry cache entry
+    timeUnit =
+        OzoneConfigKeys.DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_DEFAULT
+            .getUnit();
+    duration = conf.getTimeDuration(
+        OzoneConfigKeys.DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_KEY,
+        OzoneConfigKeys.DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_DEFAULT
+            .getDuration(), timeUnit);
+    final TimeDuration retryCacheTimeout =
+        TimeDuration.valueOf(duration, timeUnit);
+    RaftServerConfigKeys.RetryCache
+        .setExpiryTime(properties, retryCacheTimeout);
+
     // Set the ratis leader election timeout
     TimeUnit leaderElectionMinTimeoutUnit =
         OzoneConfigKeys.

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestCloseContainerHandlingByClient.java

@@ -55,7 +55,6 @@
 import java.util.Arrays;
 import java.util.List;
 import java.util.UUID;
-import java.util.Random;
 
 /**
  * Tests Close Container Exception handling by Ozone Client.
@@ -83,9 +82,9 @@ public class TestCloseContainerHandlingByClient {
   @BeforeClass
   public static void init() throws Exception {
     conf = new OzoneConfiguration();
-    // generate a no between 1 to 10
+    maxRetries = 100;
-    maxRetries = new Random().nextInt(10);
     conf.setInt(OzoneConfigKeys.OZONE_CLIENT_MAX_RETRIES, maxRetries);
+    conf.set(OzoneConfigKeys.OZONE_CLIENT_RETRY_INTERVAL, "200ms");
     chunkSize = (int) OzoneConsts.MB;
     blockSize = 4 * chunkSize;
     conf.setInt(ScmConfigKeys.OZONE_SCM_CHUNK_SIZE_KEY, chunkSize);