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nanda pushed a commit to branch HDDS-2823
in repository https://gitbox.apache.org/repos/asf/hadoop-ozone.git

commit 43b87fe01625d56343b86e9baa1cc20f3ab73236
Author: Glen Geng <[email protected]>
AuthorDate: Sat Oct 24 21:33:16 2020 +0530

    HDDS-4365. SCMBlockLocationFailoverProxyProvider should use 
ScmBlockLocationProtocolPB.class in RPC.setProtocolEngine.
---
 .../hadoop/hdds/scm/proxy/SCMBlockLocationFailoverProxyProvider.java | 5 ++---
 .../src/main/java/org/apache/hadoop/ozone/om/OzoneManager.java       | 3 ---
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git 
a/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/scm/proxy/SCMBlockLocationFailoverProxyProvider.java
 
b/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/scm/proxy/SCMBlockLocationFailoverProxyProvider.java
index 1beb69e..a9ff4c1 100644
--- 
a/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/scm/proxy/SCMBlockLocationFailoverProxyProvider.java
+++ 
b/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/scm/proxy/SCMBlockLocationFailoverProxyProvider.java
@@ -22,7 +22,6 @@ import com.google.common.annotations.VisibleForTesting;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hdds.conf.ConfigurationSource;
 import org.apache.hadoop.hdds.scm.ScmConfigKeys;
-import org.apache.hadoop.hdds.scm.protocol.ScmBlockLocationProtocol;
 import org.apache.hadoop.hdds.scm.protocolPB.ScmBlockLocationProtocolPB;
 import org.apache.hadoop.hdds.utils.LegacyHadoopConfigurationSource;
 import org.apache.hadoop.io.retry.FailoverProxyProvider;
@@ -80,7 +79,7 @@ public class SCMBlockLocationFailoverProxyProvider implements
 
   public SCMBlockLocationFailoverProxyProvider(ConfigurationSource conf) {
     this.conf = conf;
-    this.scmVersion = RPC.getProtocolVersion(ScmBlockLocationProtocol.class);
+    this.scmVersion = RPC.getProtocolVersion(ScmBlockLocationProtocolPB.class);
     this.scmServiceId = conf.getTrimmed(OZONE_SCM_SERVICE_IDS_KEY);
     this.scmProxies = new HashMap<>();
     this.scmProxyInfoMap = new HashMap<>();
@@ -257,7 +256,7 @@ public class SCMBlockLocationFailoverProxyProvider 
implements
       InetSocketAddress scmAddress) throws IOException {
     Configuration hadoopConf =
         LegacyHadoopConfigurationSource.asHadoopConfiguration(conf);
-    RPC.setProtocolEngine(hadoopConf, ScmBlockLocationProtocol.class,
+    RPC.setProtocolEngine(hadoopConf, ScmBlockLocationProtocolPB.class,
         ProtobufRpcEngine.class);
     return RPC.getProxy(ScmBlockLocationProtocolPB.class, scmVersion,
         scmAddress, UserGroupInformation.getCurrentUser(), hadoopConf,
diff --git 
a/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OzoneManager.java
 
b/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OzoneManager.java
index 898cd7c..307ec30 100644
--- 
a/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OzoneManager.java
+++ 
b/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OzoneManager.java
@@ -66,7 +66,6 @@ import 
org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
 import org.apache.hadoop.hdds.scm.protocol.ScmBlockLocationProtocol;
 import org.apache.hadoop.hdds.scm.protocol.StorageContainerLocationProtocol;
 import 
org.apache.hadoop.hdds.scm.protocolPB.ScmBlockLocationProtocolClientSideTranslatorPB;
-import org.apache.hadoop.hdds.scm.protocolPB.ScmBlockLocationProtocolPB;
 import 
org.apache.hadoop.hdds.scm.protocolPB.StorageContainerLocationProtocolClientSideTranslatorPB;
 import 
org.apache.hadoop.hdds.scm.protocolPB.StorageContainerLocationProtocolPB;
 import org.apache.hadoop.hdds.scm.proxy.SCMBlockLocationFailoverProxyProvider;
@@ -822,8 +821,6 @@ public final class OzoneManager extends 
ServiceRuntimeInfoImpl
    */
   private static ScmBlockLocationProtocol getScmBlockClient(
       OzoneConfiguration conf) throws IOException {
-    RPC.setProtocolEngine(conf, ScmBlockLocationProtocolPB.class,
-        ProtobufRpcEngine.class);
     ScmBlockLocationProtocolClientSideTranslatorPB scmBlockLocationClient =
         new ScmBlockLocationProtocolClientSideTranslatorPB(
             new SCMBlockLocationFailoverProxyProvider(conf));


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