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From da...@apache.org
Subject svn commit: r1510783 - in /hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common: ./ src/main/java/org/apache/hadoop/ipc/ src/main/java/org/apache/hadoop/security/ src/test/java/org/apache/hadoop/ipc/
Date Mon, 05 Aug 2013 22:13:43 GMT
Author: daryn
Date: Mon Aug  5 22:13:42 2013
New Revision: 1510783

URL: http://svn.apache.org/r1510783
Log:
merge -c 1510774 FIXES: HADOOP-9816.  RPC Sasl QOP is broken (daryn)

Modified:
    hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/CHANGES.txt
    hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
    hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java
    hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/SaslRpcClient.java
    hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java

Modified: hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/CHANGES.txt?rev=1510783&r1=1510782&r2=1510783&view=diff
==============================================================================
--- hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/CHANGES.txt
(original)
+++ hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/CHANGES.txt
Mon Aug  5 22:13:42 2013
@@ -393,6 +393,8 @@ Release 2.1.0-beta - 2013-08-06
     HADOOP-9507. LocalFileSystem rename() is broken in some cases when
     destination exists. (cnauroth)
 
+    HADOOP-9816. RPC Sasl QOP is broken (daryn)
+
   BREAKDOWN OF HADOOP-8562 SUBTASKS AND RELATED JIRAS
 
     HADOOP-8924. Hadoop Common creating package-info.java must not depend on

Modified: hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java?rev=1510783&r1=1510782&r2=1510783&view=diff
==============================================================================
--- hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
(original)
+++ hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
Mon Aug  5 22:13:42 2013
@@ -50,6 +50,7 @@ import java.util.concurrent.atomic.Atomi
 import java.util.concurrent.atomic.AtomicLong;
 
 import javax.net.SocketFactory;
+import javax.security.sasl.Sasl;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@@ -85,6 +86,7 @@ import org.apache.hadoop.util.Reflection
 import org.apache.hadoop.util.StringUtils;
 import org.apache.hadoop.util.Time;
 
+import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Preconditions;
 import com.google.common.util.concurrent.ThreadFactoryBuilder;
 import com.google.protobuf.CodedOutputStream;
@@ -656,6 +658,9 @@ public class Client {
               // Sasl connect is successful. Let's set up Sasl i/o streams.
               inStream = saslRpcClient.getInputStream(inStream);
               outStream = saslRpcClient.getOutputStream(outStream);
+              // for testing
+              remoteId.saslQop =
+                  (String)saslRpcClient.getNegotiatedProperty(Sasl.QOP);
             } else if (UserGroupInformation.isSecurityEnabled() &&
                        !fallbackAllowed) {
               throw new IOException("Server asks us to fall back to SIMPLE " +
@@ -1396,6 +1401,7 @@ public class Client {
     private final boolean tcpNoDelay; // if T then disable Nagle's Algorithm
     private final boolean doPing; //do we need to send ping message
     private final int pingInterval; // how often sends ping to the server in msecs
+    private String saslQop; // here for testing
     
     ConnectionId(InetSocketAddress address, Class<?> protocol, 
                  UserGroupInformation ticket, int rpcTimeout, int maxIdleTime, 
@@ -1450,6 +1456,11 @@ public class Client {
       return pingInterval;
     }
     
+    @VisibleForTesting
+    String getSaslQop() {
+      return saslQop;
+    }
+    
     static ConnectionId getConnectionId(InetSocketAddress addr,
         Class<?> protocol, UserGroupInformation ticket, int rpcTimeout,
         Configuration conf) throws IOException {

Modified: hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java?rev=1510783&r1=1510782&r2=1510783&view=diff
==============================================================================
--- hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java
(original)
+++ hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java
Mon Aug  5 22:13:42 2013
@@ -1274,8 +1274,8 @@ public abstract class Server {
       }
     }
 
-    private RpcSaslProto saslReadAndProcess(DataInputStream dis) throws
-        WrappedRpcServerException, InterruptedException {
+    private void saslReadAndProcess(DataInputStream dis) throws
+        WrappedRpcServerException, IOException, InterruptedException {
       if (saslContextEstablished) {
         throw new WrappedRpcServerException(
             RpcErrorCodeProto.FATAL_INVALID_RPC_HEADER,
@@ -1308,8 +1308,6 @@ public abstract class Server {
             LOG.debug("SASL server context established. Negotiated QoP is "
                 + saslServer.getNegotiatedProperty(Sasl.QOP));
           }
-          String qop = (String) saslServer.getNegotiatedProperty(Sasl.QOP);
-          useWrap = qop != null && !"auth".equalsIgnoreCase(qop);
           user = getAuthorizedUgi(saslServer.getAuthorizationID());
           if (LOG.isDebugEnabled()) {
             LOG.debug("SASL server successfully authenticated client: " + user);
@@ -1324,7 +1322,15 @@ public abstract class Server {
         throw new WrappedRpcServerException(
             RpcErrorCodeProto.FATAL_UNAUTHORIZED, ioe);
       }
-      return saslResponse; 
+      // send back response if any, may throw IOException
+      if (saslResponse != null) {
+        doSaslReply(saslResponse);
+      }
+      // do NOT enable wrapping until the last auth response is sent
+      if (saslContextEstablished) {
+        String qop = (String) saslServer.getNegotiatedProperty(Sasl.QOP);
+        useWrap = (qop != null && !"auth".equalsIgnoreCase(qop));        
+      }
     }
     
     private RpcSaslProto processSaslMessage(DataInputStream dis)
@@ -1904,11 +1910,7 @@ public abstract class Server {
               RpcErrorCodeProto.FATAL_INVALID_RPC_HEADER,
               "SASL protocol not requested by client");
         }
-        RpcSaslProto response = saslReadAndProcess(dis);
-        // send back response if any, may throw IOException
-        if (response != null) {
-          doSaslReply(response);
-        }
+        saslReadAndProcess(dis);
       } else {
         throw new WrappedRpcServerException(
             RpcErrorCodeProto.FATAL_INVALID_RPC_HEADER,

Modified: hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/SaslRpcClient.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/SaslRpcClient.java?rev=1510783&r1=1510782&r2=1510783&view=diff
==============================================================================
--- hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/SaslRpcClient.java
(original)
+++ hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/SaslRpcClient.java
Mon Aug  5 22:13:42 2013
@@ -67,6 +67,7 @@ import org.apache.hadoop.security.token.
 import org.apache.hadoop.security.token.TokenSelector;
 import org.apache.hadoop.util.ProtoUtil;
 
+import com.google.common.annotations.VisibleForTesting;
 import com.google.protobuf.ByteString;
 /**
  * A utility class that encapsulates SASL logic for RPC client
@@ -106,6 +107,12 @@ public class SaslRpcClient {
     this.conf = conf;
   }
   
+  @VisibleForTesting
+  @InterfaceAudience.Private
+  public Object getNegotiatedProperty(String key) {
+    return (saslClient != null) ? saslClient.getNegotiatedProperty(key) : null;
+  }
+  
   /**
    * Instantiate a sasl client for the first supported auth type in the
    * given list.  The auth type must be defined, enabled, and the user

Modified: hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java?rev=1510783&r1=1510782&r2=1510783&view=diff
==============================================================================
--- hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
(original)
+++ hadoop/common/branches/branch-2.1-beta/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
Mon Aug  5 22:13:42 2013
@@ -29,6 +29,7 @@ import java.lang.annotation.Annotation;
 import java.net.InetSocketAddress;
 import java.security.PrivilegedExceptionAction;
 import java.security.Security;
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Set;
 import java.util.regex.Pattern;
@@ -44,8 +45,6 @@ import javax.security.sasl.SaslClient;
 import javax.security.sasl.SaslException;
 import javax.security.sasl.SaslServer;
 
-import junit.framework.Assert;
-
 import org.apache.commons.lang.StringUtils;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@@ -62,11 +61,11 @@ import org.apache.hadoop.security.SaslPl
 import org.apache.hadoop.security.SaslRpcClient;
 import org.apache.hadoop.security.SaslRpcServer;
 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.SecretManager.InvalidToken;
 import org.apache.hadoop.security.token.Token;
@@ -77,9 +76,28 @@ import org.apache.log4j.Level;
 import org.junit.Before;
 import org.junit.BeforeClass;
 import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameters;
 
 /** Unit tests for using Sasl over RPC. */
+@RunWith(Parameterized.class)
 public class TestSaslRPC {
+  @Parameters
+  public static Collection<Object[]> data() {
+    Collection<Object[]> params = new ArrayList<Object[]>();
+    for (QualityOfProtection qop : QualityOfProtection.values()) {
+      params.add(new Object[]{ qop });
+    }
+    return params;
+  }
+
+  QualityOfProtection expectedQop;
+  
+  public TestSaslRPC(QualityOfProtection qop) {
+    expectedQop = qop;
+  }
+  
   private static final String ADDRESS = "0.0.0.0";
 
   public static final Log LOG =
@@ -115,8 +133,12 @@ public class TestSaslRPC {
 
   @Before
   public void setup() {
+    LOG.info("---------------------------------");
+    LOG.info("Testing QOP:"+expectedQop);
+    LOG.info("---------------------------------");
     conf = new Configuration();
     conf.set(HADOOP_SECURITY_AUTHENTICATION, KERBEROS.toString());
+    conf.set("hadoop.rpc.protection", expectedQop.name().toLowerCase());
     UserGroupInformation.setConfiguration(conf);
     enableSecretManager = null;
     forceSecretManager = null;
@@ -226,15 +248,16 @@ public class TestSaslRPC {
       serverPrincipal = SERVER_PRINCIPAL_KEY)
   @TokenInfo(TestTokenSelector.class)
   public interface TestSaslProtocol extends TestRPC.TestProtocol {
-    public AuthenticationMethod getAuthMethod() throws IOException;
+    public AuthMethod getAuthMethod() throws IOException;
     public String getAuthUser() throws IOException;
   }
   
   public static class TestSaslImpl extends TestRPC.TestImpl implements
       TestSaslProtocol {
     @Override
-    public AuthenticationMethod getAuthMethod() throws IOException {
-      return UserGroupInformation.getCurrentUser().getAuthenticationMethod();
+    public AuthMethod getAuthMethod() throws IOException {
+      return UserGroupInformation.getCurrentUser()
+          .getAuthenticationMethod().getAuthMethod();
     }
     @Override
     public String getAuthUser() throws IOException {
@@ -341,8 +364,11 @@ public class TestSaslRPC {
     try {
       proxy = RPC.getProxy(TestSaslProtocol.class,
           TestSaslProtocol.versionID, addr, conf);
+      AuthMethod authMethod = proxy.getAuthMethod();
+      assertEquals(TOKEN, authMethod);
       //QOP must be auth
-      Assert.assertEquals(SaslRpcServer.SASL_PROPS.get(Sasl.QOP), "auth");
+      assertEquals(expectedQop.saslQop,
+                   RPC.getConnectionIdForProxy(proxy).getSaslQop());            
       proxy.ping();
     } finally {
       server.stop();
@@ -393,6 +419,7 @@ public class TestSaslRPC {
     newConf.set(CommonConfigurationKeysPublic.
         HADOOP_RPC_SOCKET_FACTORY_CLASS_DEFAULT_KEY, "");
 
+    Client client = null;
     TestSaslProtocol proxy1 = null;
     TestSaslProtocol proxy2 = null;
     TestSaslProtocol proxy3 = null;
@@ -402,7 +429,7 @@ public class TestSaslRPC {
       proxy1 = RPC.getProxy(TestSaslProtocol.class,
           TestSaslProtocol.versionID, addr, newConf);
       proxy1.getAuthMethod();
-      Client client = WritableRpcEngine.getClient(conf);
+      client = WritableRpcEngine.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
@@ -428,9 +455,13 @@ public class TestSaslRPC {
       assertNotSame(connsArray[2].getMaxIdleTime(), timeouts[1]);
     } finally {
       server.stop();
-      RPC.stopProxy(proxy1);
-      RPC.stopProxy(proxy2);
-      RPC.stopProxy(proxy3);
+      // this is dirty, but clear out connection cache for next run
+      if (client != null) {
+        client.getConnectionIds().clear();
+      }
+      if (proxy1 != null) RPC.stopProxy(proxy1);
+      if (proxy2 != null) RPC.stopProxy(proxy2);
+      if (proxy3 != null) RPC.stopProxy(proxy3);
     }
   }
   
@@ -873,14 +904,13 @@ public class TestSaslRPC {
                 TestSaslProtocol.versionID, addr, clientConf);
             
             proxy.ping();
-            // verify sasl completed
-            if (serverAuth != SIMPLE) {
-              assertEquals(SaslRpcServer.SASL_PROPS.get(Sasl.QOP), "auth");
-            }
-            
             // make sure the other side thinks we are who we said we are!!!
             assertEquals(clientUgi.getUserName(), proxy.getAuthUser());
-            return proxy.getAuthMethod().toString();
+            AuthMethod authMethod = proxy.getAuthMethod();
+            // verify sasl completed with correct QOP
+            assertEquals((authMethod != SIMPLE) ? expectedQop.saslQop : null,
+                         RPC.getConnectionIdForProxy(proxy).getSaslQop());            
+            return authMethod.toString();
           } finally {
             if (proxy != null) {
               RPC.stopProxy(proxy);



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