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From aengin...@apache.org
Subject [06/48] hadoop git commit: HADOOP-12819. Migrate TestSaslRPC and related codes to rebase on ProtobufRpcEngine. Contributed by Kai Zheng.
Date Mon, 28 Mar 2016 17:35:34 GMT
HADOOP-12819. Migrate TestSaslRPC and related codes to rebase on ProtobufRpcEngine. Contributed
by Kai Zheng.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/ed1e23fe
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/ed1e23fe
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/ed1e23fe

Branch: refs/heads/HDFS-7240
Commit: ed1e23fe8f2d608e68c6d41e81f52d5b7773d96d
Parents: 8a3f0cb
Author: Haohui Mai <wheat9@apache.org>
Authored: Sun Mar 20 17:40:59 2016 -0700
Committer: Haohui Mai <wheat9@apache.org>
Committed: Sun Mar 20 17:40:59 2016 -0700

----------------------------------------------------------------------
 .../java/org/apache/hadoop/ipc/TestRpcBase.java | 192 ++++++++-
 .../java/org/apache/hadoop/ipc/TestSaslRPC.java | 395 +++++--------------
 .../hadoop/security/TestDoAsEffectiveUser.java  |   6 +-
 .../hadoop-common/src/test/proto/test.proto     |   9 +
 .../src/test/proto/test_rpc_service.proto       |   4 +
 ...apache.hadoop.security.token.TokenIdentifier |   2 +-
 6 files changed, 305 insertions(+), 303 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/ed1e23fe/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestRpcBase.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestRpcBase.java
b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestRpcBase.java
index 03fd31e..bc604a4 100644
--- a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestRpcBase.java
+++ b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestRpcBase.java
@@ -29,6 +29,22 @@ import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.security.token.SecretManager;
 import org.junit.Assert;
 
+import org.apache.hadoop.io.Text;
+import org.apache.hadoop.ipc.protobuf.TestProtos;
+import org.apache.hadoop.ipc.protobuf.TestRpcServiceProtos;
+import org.apache.hadoop.net.NetUtils;
+import org.apache.hadoop.security.KerberosInfo;
+import org.apache.hadoop.security.SaslRpcServer.AuthMethod;
+import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.hadoop.security.token.SecretManager;
+import org.apache.hadoop.security.token.Token;
+import org.apache.hadoop.security.token.TokenIdentifier;
+import org.apache.hadoop.security.token.TokenInfo;
+import org.apache.hadoop.security.token.TokenSelector;
+import org.junit.Assert;
+
+import java.io.DataInput;
+import java.io.DataOutput;
 import java.io.IOException;
 import java.lang.management.ManagementFactory;
 import java.lang.management.ThreadInfo;
@@ -37,6 +53,8 @@ import java.net.InetSocketAddress;
 import java.net.URISyntaxException;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
 import java.util.List;
 import java.util.concurrent.CountDownLatch;
 
@@ -149,6 +167,89 @@ public class TestRpcBase {
     return count;
   }
 
+  public static class TestTokenIdentifier extends TokenIdentifier {
+    private Text tokenid;
+    private Text realUser;
+    final static Text KIND_NAME = new Text("test.token");
+
+    public TestTokenIdentifier() {
+      this(new Text(), new Text());
+    }
+    public TestTokenIdentifier(Text tokenid) {
+      this(tokenid, new Text());
+    }
+    public TestTokenIdentifier(Text tokenid, Text realUser) {
+      this.tokenid = tokenid == null ? new Text() : tokenid;
+      this.realUser = realUser == null ? new Text() : realUser;
+    }
+    @Override
+    public Text getKind() {
+      return KIND_NAME;
+    }
+    @Override
+    public UserGroupInformation getUser() {
+      if (realUser.toString().isEmpty()) {
+        return UserGroupInformation.createRemoteUser(tokenid.toString());
+      } else {
+        UserGroupInformation realUgi = UserGroupInformation
+            .createRemoteUser(realUser.toString());
+        return UserGroupInformation
+            .createProxyUser(tokenid.toString(), realUgi);
+      }
+    }
+
+    @Override
+    public void readFields(DataInput in) throws IOException {
+      tokenid.readFields(in);
+      realUser.readFields(in);
+    }
+    @Override
+    public void write(DataOutput out) throws IOException {
+      tokenid.write(out);
+      realUser.write(out);
+    }
+  }
+
+  public static class TestTokenSecretManager extends
+      SecretManager<TestTokenIdentifier> {
+    @Override
+    public byte[] createPassword(TestTokenIdentifier id) {
+      return id.getBytes();
+    }
+
+    @Override
+    public byte[] retrievePassword(TestTokenIdentifier id)
+        throws InvalidToken {
+      return id.getBytes();
+    }
+
+    @Override
+    public TestTokenIdentifier createIdentifier() {
+      return new TestTokenIdentifier();
+    }
+  }
+
+  public static class TestTokenSelector implements
+      TokenSelector<TestTokenIdentifier> {
+    @SuppressWarnings("unchecked")
+    @Override
+    public Token<TestTokenIdentifier> selectToken(Text service,
+                                                  Collection<Token<? extends TokenIdentifier>>
tokens) {
+      if (service == null) {
+        return null;
+      }
+      for (Token<? extends TokenIdentifier> token : tokens) {
+        if (TestTokenIdentifier.KIND_NAME.equals(token.getKind())
+            && service.equals(token.getService())) {
+          return (Token<TestTokenIdentifier>) token;
+        }
+      }
+      return null;
+    }
+  }
+
+  @KerberosInfo(serverPrincipal = SERVER_PRINCIPAL_KEY)
+  @TokenInfo(TestTokenSelector.class)
   @ProtocolInfo(protocolName = "org.apache.hadoop.ipc.TestRpcBase$TestRpcService",
       protocolVersion = 1)
   public interface TestRpcService
@@ -267,12 +368,80 @@ public class TestRpcBase {
       } catch (InterruptedException ignore) {}
       return  TestProtos.EmptyResponseProto.newBuilder().build();
     }
+
+    @Override
+    public TestProtos.AuthMethodResponseProto getAuthMethod(
+        RpcController controller, TestProtos.EmptyRequestProto request)
+        throws ServiceException {
+      AuthMethod authMethod = null;
+      try {
+        authMethod = UserGroupInformation.getCurrentUser()
+            .getAuthenticationMethod().getAuthMethod();
+      } catch (IOException e) {
+        throw new ServiceException(e);
+      }
+
+      return TestProtos.AuthMethodResponseProto.newBuilder()
+          .setCode(authMethod.code)
+          .setMechanismName(authMethod.getMechanismName())
+          .build();
+    }
+
+    @Override
+    public TestProtos.AuthUserResponseProto getAuthUser(
+        RpcController controller, TestProtos.EmptyRequestProto request)
+        throws ServiceException {
+      UserGroupInformation authUser = null;
+      try {
+        authUser = UserGroupInformation.getCurrentUser();
+      } catch (IOException e) {
+        throw new ServiceException(e);
+      }
+
+      return TestProtos.AuthUserResponseProto.newBuilder()
+          .setAuthUser(authUser.getUserName())
+          .build();
+    }
+
+    @Override
+    public TestProtos.EchoResponseProto echoPostponed(
+        RpcController controller, TestProtos.EchoRequestProto request)
+        throws ServiceException {
+      Server.Call call = Server.getCurCall().get();
+      call.postponeResponse();
+      postponedCalls.add(call);
+
+      return TestProtos.EchoResponseProto.newBuilder().setMessage(
+          request.getMessage())
+          .build();
+    }
+
+    @Override
+    public TestProtos.EmptyResponseProto sendPostponed(
+        RpcController controller, TestProtos.EmptyRequestProto request)
+        throws ServiceException {
+      Collections.shuffle(postponedCalls);
+      try {
+        for (Server.Call call : postponedCalls) {
+          call.sendResponse();
+        }
+      } catch (IOException e) {
+        throw new ServiceException(e);
+      }
+      postponedCalls.clear();
+
+      return TestProtos.EmptyResponseProto.newBuilder().build();
+    }
   }
 
   protected static TestProtos.EmptyRequestProto newEmptyRequest() {
     return TestProtos.EmptyRequestProto.newBuilder().build();
   }
 
+  protected static TestProtos.EmptyResponseProto newEmptyResponse() {
+    return TestProtos.EmptyResponseProto.newBuilder().build();
+  }
+
   protected static TestProtos.EchoRequestProto newEchoRequest(String msg) {
     return TestProtos.EchoRequestProto.newBuilder().setMessage(msg).build();
   }
@@ -290,6 +459,27 @@ public class TestRpcBase {
   protected static TestProtos.SleepRequestProto newSleepRequest(
       int milliSeconds) {
     return TestProtos.SleepRequestProto.newBuilder()
-            .setMilliSeconds(milliSeconds).build();
+        .setMilliSeconds(milliSeconds).build();
+  }
+
+  protected static TestProtos.EchoResponseProto newEchoResponse(String msg) {
+    return TestProtos.EchoResponseProto.newBuilder().setMessage(msg).build();
+  }
+
+  protected static AuthMethod convert(
+      TestProtos.AuthMethodResponseProto authMethodResponse) {
+    String mechanism = authMethodResponse.getMechanismName();
+    if (mechanism.equals(AuthMethod.SIMPLE.getMechanismName())) {
+      return AuthMethod.SIMPLE;
+    } else if (mechanism.equals(AuthMethod.KERBEROS.getMechanismName())) {
+      return AuthMethod.KERBEROS;
+    } else if (mechanism.equals(AuthMethod.TOKEN.getMechanismName())) {
+      return AuthMethod.TOKEN;
+    }
+    return null;
+  }
+
+  protected static String convert(TestProtos.AuthUserResponseProto response) {
+    return response.getAuthUser();
   }
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/ed1e23fe/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
index 8df3b1d..ec53e8c 100644
--- a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
+++ b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
@@ -18,53 +18,7 @@
 
 package org.apache.hadoop.ipc;
 
-import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.HADOOP_RPC_PROTECTION;
-import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHENTICATION;
-import static org.apache.hadoop.security.SaslRpcServer.AuthMethod.KERBEROS;
-import static org.apache.hadoop.security.SaslRpcServer.AuthMethod.SIMPLE;
-import static org.apache.hadoop.security.SaslRpcServer.AuthMethod.TOKEN;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNotSame;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertTrue;
-
-import java.io.DataInput;
-import java.io.DataOutput;
-import java.io.IOException;
-import java.lang.annotation.Annotation;
-import java.net.InetAddress;
-import java.net.InetSocketAddress;
-import java.security.PrivilegedExceptionAction;
-import java.security.Security;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.concurrent.Callable;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-import java.util.concurrent.Future;
-import java.util.concurrent.TimeUnit;
-import java.util.concurrent.TimeoutException;
-import java.util.concurrent.atomic.AtomicInteger;
-import java.util.regex.Pattern;
-
-import javax.security.auth.callback.Callback;
-import javax.security.auth.callback.CallbackHandler;
-import javax.security.auth.callback.NameCallback;
-import javax.security.auth.callback.PasswordCallback;
-import javax.security.auth.callback.UnsupportedCallbackException;
-import javax.security.sasl.AuthorizeCallback;
-import javax.security.sasl.Sasl;
-import javax.security.sasl.SaslClient;
-import javax.security.sasl.SaslException;
-import javax.security.sasl.SaslServer;
-
+import com.google.protobuf.ServiceException;
 import org.apache.commons.lang.StringUtils;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@@ -74,27 +28,13 @@ import org.apache.hadoop.fs.CommonConfigurationKeys;
 import org.apache.hadoop.fs.CommonConfigurationKeysPublic;
 import org.apache.hadoop.io.Text;
 import org.apache.hadoop.ipc.Client.ConnectionId;
-import org.apache.hadoop.ipc.Server.Call;
 import org.apache.hadoop.net.NetUtils;
-import org.apache.hadoop.security.KerberosInfo;
-import org.apache.hadoop.security.SaslInputStream;
-import org.apache.hadoop.security.SaslPlainServer;
-import org.apache.hadoop.security.SaslPropertiesResolver;
-import org.apache.hadoop.security.SaslRpcClient;
-import org.apache.hadoop.security.SaslRpcServer;
+import org.apache.hadoop.security.*;
 import org.apache.hadoop.security.SaslRpcServer.AuthMethod;
 import org.apache.hadoop.security.SaslRpcServer.QualityOfProtection;
-import org.apache.hadoop.security.SecurityInfo;
-import org.apache.hadoop.security.SecurityUtil;
-import org.apache.hadoop.security.TestUserGroupInformation;
-import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.security.UserGroupInformation.AuthenticationMethod;
-import org.apache.hadoop.security.token.SecretManager;
+import org.apache.hadoop.security.token.*;
 import org.apache.hadoop.security.token.SecretManager.InvalidToken;
-import org.apache.hadoop.security.token.Token;
-import org.apache.hadoop.security.token.TokenIdentifier;
-import org.apache.hadoop.security.token.TokenInfo;
-import org.apache.hadoop.security.token.TokenSelector;
 import org.apache.log4j.Level;
 import org.junit.Assert;
 import org.junit.Before;
@@ -104,9 +44,27 @@ import org.junit.runner.RunWith;
 import org.junit.runners.Parameterized;
 import org.junit.runners.Parameterized.Parameters;
 
+import javax.security.auth.callback.*;
+import javax.security.sasl.*;
+import java.io.IOException;
+import java.lang.annotation.Annotation;
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.security.PrivilegedExceptionAction;
+import java.security.Security;
+import java.util.*;
+import java.util.concurrent.*;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.regex.Pattern;
+
+import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.HADOOP_RPC_PROTECTION;
+import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHENTICATION;
+import static org.apache.hadoop.security.SaslRpcServer.AuthMethod.*;
+import static org.junit.Assert.*;
+
 /** Unit tests for using Sasl over RPC. */
 @RunWith(Parameterized.class)
-public class TestSaslRPC {
+public class TestSaslRPC extends TestRpcBase {
   @Parameters
   public static Collection<Object[]> data() {
     Collection<Object[]> params = new ArrayList<Object[]>();
@@ -135,18 +93,14 @@ public class TestSaslRPC {
     this.expectedQop = expectedQop;
     this.saslPropertiesResolver = saslPropertiesResolver;
   }
-  
-  private static final String ADDRESS = "0.0.0.0";
 
   public static final Log LOG =
     LogFactory.getLog(TestSaslRPC.class);
   
   static final String ERROR_MESSAGE = "Token is invalid";
-  static final String SERVER_PRINCIPAL_KEY = "test.ipc.server.principal";
   static final String SERVER_KEYTAB_KEY = "test.ipc.server.keytab";
   static final String SERVER_PRINCIPAL_1 = "p1/foo@BAR";
-  static final String SERVER_PRINCIPAL_2 = "p2/foo@BAR";
-  private static Configuration conf;
+
   // If this is set to true AND the auth-method is not simple, secretManager
   // will be enabled.
   static Boolean enableSecretManager = null;
@@ -155,7 +109,7 @@ public class TestSaslRPC {
   static Boolean forceSecretManager = null;
   static Boolean clientFallBackToSimpleAllowed = true;
   
-  static enum UseToken {
+  enum UseToken {
     NONE(),
     VALID(),
     INVALID(),
@@ -174,6 +128,7 @@ public class TestSaslRPC {
     LOG.info("---------------------------------");
     LOG.info("Testing QOP:"+ getQOPNames(qop));
     LOG.info("---------------------------------");
+
     conf = new Configuration();
     // the specific tests for kerberos will enable kerberos.  forcing it
     // for all tests will cause tests to fail if the user has a TGT
@@ -187,6 +142,9 @@ public class TestSaslRPC {
     enableSecretManager = null;
     forceSecretManager = null;
     clientFallBackToSimpleAllowed = true;
+
+    // Set RPC engine to protobuf RPC engine
+    RPC.setProtocolEngine(conf, TestRpcService.class, ProtobufRpcEngine.class);
   }
 
   static String getQOPNames (QualityOfProtection[] qops){
@@ -210,68 +168,6 @@ public class TestSaslRPC {
     ((Log4JLogger) SecurityUtil.LOG).getLogger().setLevel(Level.ALL);
   }
 
-  public static class TestTokenIdentifier extends TokenIdentifier {
-    private Text tokenid;
-    private Text realUser;
-    final static Text KIND_NAME = new Text("test.token");
-    
-    public TestTokenIdentifier() {
-      this(new Text(), new Text());
-    }
-    public TestTokenIdentifier(Text tokenid) {
-      this(tokenid, new Text());
-    }
-    public TestTokenIdentifier(Text tokenid, Text realUser) {
-      this.tokenid = tokenid == null ? new Text() : tokenid;
-      this.realUser = realUser == null ? new Text() : realUser;
-    }
-    @Override
-    public Text getKind() {
-      return KIND_NAME;
-    }
-    @Override
-    public UserGroupInformation getUser() {
-      if (realUser.toString().isEmpty()) {
-        return UserGroupInformation.createRemoteUser(tokenid.toString());
-      } else {
-        UserGroupInformation realUgi = UserGroupInformation
-            .createRemoteUser(realUser.toString());
-        return UserGroupInformation
-            .createProxyUser(tokenid.toString(), realUgi);
-      }
-    }
-
-    @Override
-    public void readFields(DataInput in) throws IOException {
-      tokenid.readFields(in);
-      realUser.readFields(in);
-    }
-    @Override
-    public void write(DataOutput out) throws IOException {
-      tokenid.write(out);
-      realUser.write(out);
-    }
-  }
-  
-  public static class TestTokenSecretManager extends
-      SecretManager<TestTokenIdentifier> {
-    @Override
-    public byte[] createPassword(TestTokenIdentifier id) {
-      return id.getBytes();
-    }
-
-    @Override
-    public byte[] retrievePassword(TestTokenIdentifier id) 
-        throws InvalidToken {
-      return id.getBytes();
-    }
-    
-    @Override
-    public TestTokenIdentifier createIdentifier() {
-      return new TestTokenIdentifier();
-    }
-  }
-  
   public static class BadTokenSecretManager extends TestTokenSecretManager {
 
     @Override
@@ -281,64 +177,6 @@ public class TestSaslRPC {
     }
   }
 
-  public static class TestTokenSelector implements
-      TokenSelector<TestTokenIdentifier> {
-    @SuppressWarnings("unchecked")
-    @Override
-    public Token<TestTokenIdentifier> selectToken(Text service,
-        Collection<Token<? extends TokenIdentifier>> tokens) {
-      if (service == null) {
-        return null;
-      }
-      for (Token<? extends TokenIdentifier> token : tokens) {
-        if (TestTokenIdentifier.KIND_NAME.equals(token.getKind())
-            && service.equals(token.getService())) {
-          return (Token<TestTokenIdentifier>) token;
-        }
-      }
-      return null;
-    }
-  }
-  
-  @KerberosInfo(
-      serverPrincipal = SERVER_PRINCIPAL_KEY)
-  @TokenInfo(TestTokenSelector.class)
-  public interface TestSaslProtocol extends TestRPC.TestProtocol {
-    public AuthMethod getAuthMethod() throws IOException;
-    public String getAuthUser() throws IOException;
-    public String echoPostponed(String value) throws IOException;
-    public void sendPostponed() throws IOException;
-  }
-
-  public static class TestSaslImpl extends TestRPC.TestImpl implements
-      TestSaslProtocol {
-    private List<Call> postponedCalls = new ArrayList<Call>();
-    @Override
-    public AuthMethod getAuthMethod() throws IOException {
-      return UserGroupInformation.getCurrentUser()
-          .getAuthenticationMethod().getAuthMethod();
-    }
-    @Override
-    public String getAuthUser() throws IOException {
-      return UserGroupInformation.getCurrentUser().getUserName();
-    }
-    @Override
-    public String echoPostponed(String value) {
-      Call call = Server.getCurCall().get();
-      call.postponeResponse();
-      postponedCalls.add(call);
-      return value;
-    }
-    @Override
-    public void sendPostponed() throws IOException {
-      Collections.shuffle(postponedCalls);
-      for (Call call : postponedCalls) {
-        call.sendResponse();
-      }
-      postponedCalls.clear();
-    }
-  }
-
   public static class CustomSecurityInfo extends SecurityInfo {
 
     @Override
@@ -363,8 +201,8 @@ public class TestSaslRPC {
     public TokenInfo getTokenInfo(Class<?> protocol, Configuration conf) {
       return new TokenInfo() {
         @Override
-        public Class<? extends TokenSelector<? extends 
-            TokenIdentifier>> value() {
+        public Class<? extends TokenSelector<? extends
+                    TokenIdentifier>> value() {
           return TestTokenSelector.class;
         }
         @Override
@@ -378,10 +216,7 @@ public class TestSaslRPC {
   @Test
   public void testDigestRpc() throws Exception {
     TestTokenSecretManager sm = new TestTokenSecretManager();
-    final Server server = new RPC.Builder(conf)
-        .setProtocol(TestSaslProtocol.class).setInstance(new TestSaslImpl())
-        .setBindAddress(ADDRESS).setPort(0).setNumHandlers(5).setVerbose(true)
-        .setSecretManager(sm).build();
+    final Server server = setupTestServer(conf, 5, sm);
     
     doDigestRpc(server, sm);
   }
@@ -391,10 +226,7 @@ public class TestSaslRPC {
     TestTokenSecretManager sm = new TestTokenSecretManager();
     try {
       SecurityUtil.setSecurityInfoProviders(new CustomSecurityInfo());
-      final Server server = new RPC.Builder(conf)
-          .setProtocol(TestSaslProtocol.class).setInstance(new TestSaslImpl())
-          .setBindAddress(ADDRESS).setPort(0).setNumHandlers(5)
-          .setVerbose(true).setSecretManager(sm).build();
+      final Server server = setupTestServer(conf, 5, sm);
       doDigestRpc(server, sm);
     } finally {
       SecurityUtil.setSecurityInfoProviders(new SecurityInfo[0]);
@@ -404,59 +236,47 @@ public class TestSaslRPC {
   @Test
   public void testErrorMessage() throws Exception {
     BadTokenSecretManager sm = new BadTokenSecretManager();
-    final Server server = new RPC.Builder(conf)
-        .setProtocol(TestSaslProtocol.class).setInstance(new TestSaslImpl())
-        .setBindAddress(ADDRESS).setPort(0).setNumHandlers(5).setVerbose(true)
-        .setSecretManager(sm).build();
+    final Server server = setupTestServer(conf, 5, sm);
 
     boolean succeeded = false;
     try {
       doDigestRpc(server, sm);
-    } catch (RemoteException e) {
-      LOG.info("LOGGING MESSAGE: " + e.getLocalizedMessage());
-      assertEquals(ERROR_MESSAGE, e.getLocalizedMessage());
-      assertTrue(e.unwrapRemoteException() instanceof InvalidToken);
+    } catch (ServiceException e) {
+      assertTrue(e.getCause() instanceof RemoteException);
+      RemoteException re = (RemoteException) e.getCause();
+      LOG.info("LOGGING MESSAGE: " + re.getLocalizedMessage());
+      assertEquals(ERROR_MESSAGE, re.getLocalizedMessage());
+      assertTrue(re.unwrapRemoteException() instanceof InvalidToken);
       succeeded = true;
     }
     assertTrue(succeeded);
   }
   
-  private void doDigestRpc(Server server, TestTokenSecretManager sm
-                           ) throws Exception {
-    server.start();
-
+  private void doDigestRpc(Server server, TestTokenSecretManager sm)
+      throws Exception {
     final UserGroupInformation current = UserGroupInformation.getCurrentUser();
-    final InetSocketAddress addr = NetUtils.getConnectAddress(server);
+    addr = NetUtils.getConnectAddress(server);
     TestTokenIdentifier tokenId = new TestTokenIdentifier(new Text(current
         .getUserName()));
-    Token<TestTokenIdentifier> token = new Token<TestTokenIdentifier>(tokenId,
-        sm);
+    Token<TestTokenIdentifier> token = new Token<TestTokenIdentifier>(tokenId,
sm);
     SecurityUtil.setTokenService(token, addr);
     current.addToken(token);
 
-    TestSaslProtocol proxy = null;
+    TestRpcService proxy = null;
     try {
-      proxy = RPC.getProxy(TestSaslProtocol.class,
-          TestSaslProtocol.versionID, addr, conf);
-      AuthMethod authMethod = proxy.getAuthMethod();
+      proxy = getClient(addr, conf);
+      AuthMethod authMethod = convert(
+          proxy.getAuthMethod(null, newEmptyRequest()));
       assertEquals(TOKEN, authMethod);
       //QOP must be auth
       assertEquals(expectedQop.saslQop,
                    RPC.getConnectionIdForProxy(proxy).getSaslQop());            
-      proxy.ping();
+      proxy.ping(null, newEmptyRequest());
     } finally {
-      server.stop();
-      if (proxy != null) {
-        RPC.stopProxy(proxy);
-      }
+      stop(server, proxy);
     }
   }
 
-  static ConnectionId getConnectionId(Configuration conf) throws IOException {
-    return ConnectionId.getConnectionId(new InetSocketAddress(0),
-        TestSaslProtocol.class, null, 0, null, conf);
-  }
-
   @Test
   public void testPingInterval() throws Exception {
     Configuration newConf = new Configuration(conf);
@@ -466,29 +286,26 @@ public class TestSaslRPC {
 
     // set doPing to true
     newConf.setBoolean(CommonConfigurationKeys.IPC_CLIENT_PING_KEY, true);
-    ConnectionId remoteId = getConnectionId(newConf);
+    ConnectionId remoteId = ConnectionId.getConnectionId(new InetSocketAddress(0),
+        TestRpcService.class, null, 0, null, newConf);
     assertEquals(CommonConfigurationKeys.IPC_PING_INTERVAL_DEFAULT,
         remoteId.getPingInterval());
     // set doPing to false
     newConf.setBoolean(CommonConfigurationKeys.IPC_CLIENT_PING_KEY, false);
-    remoteId = getConnectionId(newConf);
+    remoteId = ConnectionId.getConnectionId(new InetSocketAddress(0),
+        TestRpcService.class, null, 0, null, newConf);
     assertEquals(0, remoteId.getPingInterval());
   }
   
   @Test
   public void testPerConnectionConf() throws Exception {
     TestTokenSecretManager sm = new TestTokenSecretManager();
-    final Server server = new RPC.Builder(conf)
-        .setProtocol(TestSaslProtocol.class).setInstance(new TestSaslImpl())
-        .setBindAddress(ADDRESS).setPort(0).setNumHandlers(5).setVerbose(true)
-        .setSecretManager(sm).build();
-    server.start();
+    final Server server = setupTestServer(conf, 5, sm);
     final UserGroupInformation current = UserGroupInformation.getCurrentUser();
     final InetSocketAddress addr = NetUtils.getConnectAddress(server);
     TestTokenIdentifier tokenId = new TestTokenIdentifier(new Text(current
         .getUserName()));
-    Token<TestTokenIdentifier> token = new Token<TestTokenIdentifier>(tokenId,
-        sm);
+    Token<TestTokenIdentifier> token = new Token<>(tokenId, sm);
     SecurityUtil.setTokenService(token, addr);
     current.addToken(token);
 
@@ -497,28 +314,25 @@ public class TestSaslRPC {
         HADOOP_RPC_SOCKET_FACTORY_CLASS_DEFAULT_KEY, "");
 
     Client client = null;
-    TestSaslProtocol proxy1 = null;
-    TestSaslProtocol proxy2 = null;
-    TestSaslProtocol proxy3 = null;
+    TestRpcService proxy1 = null;
+    TestRpcService proxy2 = null;
+    TestRpcService proxy3 = null;
     int timeouts[] = {111222, 3333333};
     try {
       newConf.setInt(CommonConfigurationKeysPublic.IPC_CLIENT_CONNECTION_MAXIDLETIME_KEY,
timeouts[0]);
-      proxy1 = RPC.getProxy(TestSaslProtocol.class,
-          TestSaslProtocol.versionID, addr, newConf);
-      proxy1.getAuthMethod();
-      client = WritableRpcEngine.getClient(newConf);
+      proxy1 = getClient(addr, newConf);
+      proxy1.getAuthMethod(null, newEmptyRequest());
+      client = ProtobufRpcEngine.getClient(newConf);
       Set<ConnectionId> conns = client.getConnectionIds();
       assertEquals("number of connections in cache is wrong", 1, conns.size());
       // same conf, connection should be re-used
-      proxy2 = RPC.getProxy(TestSaslProtocol.class,
-          TestSaslProtocol.versionID, addr, newConf);
-      proxy2.getAuthMethod();
+      proxy2 = getClient(addr, newConf);
+      proxy2.getAuthMethod(null, newEmptyRequest());
       assertEquals("number of connections in cache is wrong", 1, conns.size());
       // different conf, new connection should be set up
       newConf.setInt(CommonConfigurationKeysPublic.IPC_CLIENT_CONNECTION_MAXIDLETIME_KEY,
timeouts[1]);
-      proxy3 = RPC.getProxy(TestSaslProtocol.class,
-          TestSaslProtocol.versionID, addr, newConf);
-      proxy3.getAuthMethod();
+      proxy3 = getClient(addr, newConf);
+      proxy3.getAuthMethod(null, newEmptyRequest());
       assertEquals("number of connections in cache is wrong", 2, conns.size());
       // now verify the proxies have the correct connection ids and timeouts
       ConnectionId[] connsArray = {
@@ -551,24 +365,14 @@ public class TestSaslRPC {
     UserGroupInformation current = UserGroupInformation.getCurrentUser();
     System.out.println("UGI: " + current);
 
-    Server server = new RPC.Builder(newConf)
-        .setProtocol(TestSaslProtocol.class).setInstance(new TestSaslImpl())
-        .setBindAddress(ADDRESS).setPort(0).setNumHandlers(5).setVerbose(true)
-        .build();
-    TestSaslProtocol proxy = null;
+    Server server = setupTestServer(newConf, 5);
+    TestRpcService proxy = null;
 
-    server.start();
-
-    InetSocketAddress addr = NetUtils.getConnectAddress(server);
     try {
-      proxy = RPC.getProxy(TestSaslProtocol.class,
-          TestSaslProtocol.versionID, addr, newConf);
-      proxy.ping();
+      proxy = getClient(addr, newConf);
+      proxy.ping(null, newEmptyRequest());
     } finally {
-      server.stop();
-      if (proxy != null) {
-        RPC.stopProxy(proxy);
-      }
+      stop(server, proxy);
     }
     System.out.println("Test is successful.");
   }
@@ -887,14 +691,7 @@ public class TestSaslRPC {
     UserGroupInformation.setConfiguration(conf);
 
     TestTokenSecretManager sm = new TestTokenSecretManager();
-    Server server = new RPC.Builder(conf)
-        .setProtocol(TestSaslProtocol.class)
-        .setInstance(new TestSaslImpl()).setBindAddress(ADDRESS).setPort(0)
-        .setNumHandlers(1) // prevents ordering issues when unblocking calls.
-        .setVerbose(true)
-        .setSecretManager(sm)
-        .build();
-    server.start();
+    Server server = setupTestServer(conf, 1, sm);
     try {
       final InetSocketAddress addr = NetUtils.getConnectAddress(server);
       final UserGroupInformation clientUgi =
@@ -903,14 +700,13 @@ public class TestSaslRPC {
 
       TestTokenIdentifier tokenId = new TestTokenIdentifier(
           new Text(clientUgi.getUserName()));
-      Token<?> token = new Token<TestTokenIdentifier>(tokenId, sm);
+      Token<?> token = new Token<>(tokenId, sm);
       SecurityUtil.setTokenService(token, addr);
       clientUgi.addToken(token);
       clientUgi.doAs(new PrivilegedExceptionAction<Void>() {
         @Override
         public Void run() throws Exception {
-          final TestSaslProtocol proxy = RPC.getProxy(TestSaslProtocol.class,
-              TestSaslProtocol.versionID, addr, conf);
+          final TestRpcService proxy = getClient(addr, conf);
           final ExecutorService executor = Executors.newCachedThreadPool();
           final AtomicInteger count = new AtomicInteger();
           try {
@@ -922,7 +718,8 @@ public class TestSaslRPC {
                 @Override
                 public Void call() throws Exception {
                   String expect = "future"+count.getAndIncrement();
-                  String answer = proxy.echoPostponed(expect);
+                  String answer = convert(proxy.echoPostponed(null,
+                      newEchoRequest(expect)));
                   assertEquals(expect, answer);
                   return null;
                 }
@@ -939,7 +736,7 @@ public class TestSaslRPC {
             // only 1 handler ensures that the prior calls are already
             // postponed.  1 handler also ensures that this call will
             // timeout if the postponing doesn't work (ie. free up handler)
-            proxy.sendPostponed();
+            proxy.sendPostponed(null, newEmptyRequest());
             for (int i=0; i < futures.length; i++) {
               LOG.info("waiting for future"+i);
               futures[i].get();
@@ -1009,14 +806,7 @@ public class TestSaslRPC {
     Server server = serverUgi.doAs(new PrivilegedExceptionAction<Server>() {
       @Override
       public Server run() throws IOException {
-        Server server = new RPC.Builder(serverConf)
-        .setProtocol(TestSaslProtocol.class)
-        .setInstance(new TestSaslImpl()).setBindAddress(ADDRESS).setPort(0)
-        .setNumHandlers(5).setVerbose(true)
-        .setSecretManager(serverSm)
-        .build();      
-        server.start();
-        return server;
+        return setupTestServer(serverConf, 5, serverSm);
       }
     });
 
@@ -1038,17 +828,17 @@ public class TestSaslRPC {
       Token<TestTokenIdentifier> token = null;
       switch (tokenType) {
         case VALID:
-          token = new Token<TestTokenIdentifier>(tokenId, sm);
+          token = new Token<>(tokenId, sm);
           SecurityUtil.setTokenService(token, addr);
           break;
         case INVALID:
-          token = new Token<TestTokenIdentifier>(
+          token = new Token<>(
               tokenId.getBytes(), "bad-password!".getBytes(),
               tokenId.getKind(), null);
           SecurityUtil.setTokenService(token, addr);
           break;
         case OTHER:
-          token = new Token<TestTokenIdentifier>();
+          token = new Token<>();
           break;
         case NONE: // won't get here
       }
@@ -1060,19 +850,28 @@ public class TestSaslRPC {
       return clientUgi.doAs(new PrivilegedExceptionAction<String>() {
         @Override
         public String run() throws IOException {
-          TestSaslProtocol proxy = null;
+          TestRpcService proxy = null;
           try {
-            proxy = RPC.getProxy(TestSaslProtocol.class,
-                TestSaslProtocol.versionID, addr, clientConf);
-            
-            proxy.ping();
+            proxy = getClient(addr, clientConf);
+
+            proxy.ping(null, newEmptyRequest());
             // make sure the other side thinks we are who we said we are!!!
-            assertEquals(clientUgi.getUserName(), proxy.getAuthUser());
-            AuthMethod authMethod = proxy.getAuthMethod();
+            assertEquals(clientUgi.getUserName(),
+                convert(proxy.getAuthUser(null, newEmptyRequest())));
+            AuthMethod authMethod =
+                convert(proxy.getAuthMethod(null, newEmptyRequest()));
             // verify sasl completed with correct QOP
             assertEquals((authMethod != SIMPLE) ? expectedQop.saslQop : null,
-                         RPC.getConnectionIdForProxy(proxy).getSaslQop());            
+                RPC.getConnectionIdForProxy(proxy).getSaslQop());
             return authMethod.toString();
+          } catch (ServiceException se) {
+            if (se.getCause() instanceof RemoteException) {
+              throw (RemoteException) se.getCause();
+            } else if (se.getCause() instanceof IOException) {
+              throw (IOException) se.getCause();
+            } else {
+              throw new RuntimeException(se.getCause());
+            }
           } finally {
             if (proxy != null) {
               RPC.stopProxy(proxy);

http://git-wip-us.apache.org/repos/asf/hadoop/blob/ed1e23fe/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestDoAsEffectiveUser.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestDoAsEffectiveUser.java
b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestDoAsEffectiveUser.java
index b44fa8b..50d389c 100644
--- a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestDoAsEffectiveUser.java
+++ b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestDoAsEffectiveUser.java
@@ -41,9 +41,9 @@ import org.apache.hadoop.security.token.Token;
 import org.apache.hadoop.security.token.TokenInfo;
 import org.junit.Before;
 import org.junit.Test;
-import org.apache.hadoop.ipc.TestSaslRPC.TestTokenSecretManager;
-import org.apache.hadoop.ipc.TestSaslRPC.TestTokenIdentifier;
-import org.apache.hadoop.ipc.TestSaslRPC.TestTokenSelector;
+import org.apache.hadoop.ipc.TestRpcBase.TestTokenSecretManager;
+import org.apache.hadoop.ipc.TestRpcBase.TestTokenIdentifier;
+import org.apache.hadoop.ipc.TestRpcBase.TestTokenSelector;
 import org.apache.commons.logging.*;
 import org.apache.hadoop.fs.CommonConfigurationKeysPublic;
 

http://git-wip-us.apache.org/repos/asf/hadoop/blob/ed1e23fe/hadoop-common-project/hadoop-common/src/test/proto/test.proto
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/test/proto/test.proto b/hadoop-common-project/hadoop-common/src/test/proto/test.proto
index ba0038d..99cd93d 100644
--- a/hadoop-common-project/hadoop-common/src/test/proto/test.proto
+++ b/hadoop-common-project/hadoop-common/src/test/proto/test.proto
@@ -81,4 +81,13 @@ message ExchangeRequestProto {
 
 message ExchangeResponseProto {
   repeated int32 values = 1;
+}
+
+message AuthMethodResponseProto {
+  required int32 code = 1;
+  required string mechanismName = 2;
+}
+
+message AuthUserResponseProto {
+  required string authUser = 1;
 }
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/hadoop/blob/ed1e23fe/hadoop-common-project/hadoop-common/src/test/proto/test_rpc_service.proto
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/test/proto/test_rpc_service.proto b/hadoop-common-project/hadoop-common/src/test/proto/test_rpc_service.proto
index abb3883..3292115 100644
--- a/hadoop-common-project/hadoop-common/src/test/proto/test_rpc_service.proto
+++ b/hadoop-common-project/hadoop-common/src/test/proto/test_rpc_service.proto
@@ -39,6 +39,10 @@ service TestProtobufRpcProto {
   rpc testServerGet(EmptyRequestProto) returns (EmptyResponseProto);
   rpc exchange(ExchangeRequestProto) returns (ExchangeResponseProto);
   rpc sleep(SleepRequestProto) returns (EmptyResponseProto);
+  rpc getAuthMethod(EmptyRequestProto) returns (AuthMethodResponseProto);
+  rpc getAuthUser(EmptyRequestProto) returns (AuthUserResponseProto);
+  rpc echoPostponed(EchoRequestProto) returns (EchoResponseProto);
+  rpc sendPostponed(EmptyRequestProto) returns (EmptyResponseProto);
 }
 
 service TestProtobufRpc2Proto {

http://git-wip-us.apache.org/repos/asf/hadoop/blob/ed1e23fe/hadoop-common-project/hadoop-common/src/test/resources/META-INF/services/org.apache.hadoop.security.token.TokenIdentifier
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/src/test/resources/META-INF/services/org.apache.hadoop.security.token.TokenIdentifier
b/hadoop-common-project/hadoop-common/src/test/resources/META-INF/services/org.apache.hadoop.security.token.TokenIdentifier
index 56eab05..036b9b4 100644
--- a/hadoop-common-project/hadoop-common/src/test/resources/META-INF/services/org.apache.hadoop.security.token.TokenIdentifier
+++ b/hadoop-common-project/hadoop-common/src/test/resources/META-INF/services/org.apache.hadoop.security.token.TokenIdentifier
@@ -11,5 +11,5 @@
 #   See the License for the specific language governing permissions and
 #   limitations under the License.
 #
-org.apache.hadoop.ipc.TestSaslRPC$TestTokenIdentifier
+org.apache.hadoop.ipc.TestRpcBase$TestTokenIdentifier
 org.apache.hadoop.security.token.delegation.TestDelegationToken$TestDelegationTokenIdentifier


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