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From br...@apache.org
Subject svn commit: r1641102 - in /hive/trunk/service/src/java/org/apache/hive/service: ServiceUtils.java auth/LdapAuthenticationProviderImpl.java cli/thrift/ThriftCLIService.java
Date Sat, 22 Nov 2014 19:08:55 GMT
Author: brock
Date: Sat Nov 22 19:08:54 2014
New Revision: 1641102

URL: http://svn.apache.org/r1641102
Log:
HIVE-8916 - Handle user@domain username under LDAP authentication (Mohit Sabharwal via Brock)

Added:
    hive/trunk/service/src/java/org/apache/hive/service/ServiceUtils.java
Modified:
    hive/trunk/service/src/java/org/apache/hive/service/auth/LdapAuthenticationProviderImpl.java
    hive/trunk/service/src/java/org/apache/hive/service/cli/thrift/ThriftCLIService.java

Added: hive/trunk/service/src/java/org/apache/hive/service/ServiceUtils.java
URL: http://svn.apache.org/viewvc/hive/trunk/service/src/java/org/apache/hive/service/ServiceUtils.java?rev=1641102&view=auto
==============================================================================
--- hive/trunk/service/src/java/org/apache/hive/service/ServiceUtils.java (added)
+++ hive/trunk/service/src/java/org/apache/hive/service/ServiceUtils.java Sat Nov 22 19:08:54
2014
@@ -0,0 +1,44 @@
+/**
+ * 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
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.hive.service;
+
+public class ServiceUtils {
+
+  /*
+   * Get the index separating the user name from domain name (the user's name up
+   * to the first '/' or '@').
+   *
+   * @param userName full user name.
+   * @return index of domain match or -1 if not found
+   */
+  public static int indexOfDomainMatch(String userName) {
+    if (userName == null) {
+      return -1;
+    }
+
+    int idx = userName.indexOf('/');
+    int idx2 = userName.indexOf('@');
+    int endIdx = Math.min(idx, idx2); // Use the earlier match.
+    // Unless at least one of '/' or '@' was not found, in
+    // which case, user the latter match.
+    if (endIdx == -1) {
+      endIdx = Math.max(idx, idx2);
+    }
+    return endIdx;
+  }
+}
\ No newline at end of file

Modified: hive/trunk/service/src/java/org/apache/hive/service/auth/LdapAuthenticationProviderImpl.java
URL: http://svn.apache.org/viewvc/hive/trunk/service/src/java/org/apache/hive/service/auth/LdapAuthenticationProviderImpl.java?rev=1641102&r1=1641101&r2=1641102&view=diff
==============================================================================
--- hive/trunk/service/src/java/org/apache/hive/service/auth/LdapAuthenticationProviderImpl.java
(original)
+++ hive/trunk/service/src/java/org/apache/hive/service/auth/LdapAuthenticationProviderImpl.java
Sat Nov 22 19:08:54 2014
@@ -24,6 +24,7 @@ import javax.naming.directory.InitialDir
 import javax.security.sasl.AuthenticationException;
 
 import org.apache.hadoop.hive.conf.HiveConf;
+import org.apache.hive.service.ServiceUtils;
 
 public class LdapAuthenticationProviderImpl implements PasswdAuthenticationProvider {
 
@@ -45,10 +46,11 @@ public class LdapAuthenticationProviderI
     env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
     env.put(Context.PROVIDER_URL, ldapURL);
 
-    //  If the domain is supplied, then append it. LDAP providers like Active Directory
-    // use a fully qualified user name like foo@bar.com.
-    if (ldapDomain != null) {
-      user = user + "@" + ldapDomain;
+    // If the domain is available in the config, then append it unless domain is
+    // already part of the username. LDAP providers like Active Directory use a
+    // fully qualified user name like foo@bar.com.
+    if (!hasDomain(user) && ldapDomain != null) {
+      user  = user + "@" + ldapDomain;
     }
 
     // setup the security principal
@@ -71,4 +73,7 @@ public class LdapAuthenticationProviderI
     }
   }
 
+  private boolean hasDomain(String userName) {
+    return (ServiceUtils.indexOfDomainMatch(userName) > 0);
+  }
 }

Modified: hive/trunk/service/src/java/org/apache/hive/service/cli/thrift/ThriftCLIService.java
URL: http://svn.apache.org/viewvc/hive/trunk/service/src/java/org/apache/hive/service/cli/thrift/ThriftCLIService.java?rev=1641102&r1=1641101&r2=1641102&view=diff
==============================================================================
--- hive/trunk/service/src/java/org/apache/hive/service/cli/thrift/ThriftCLIService.java (original)
+++ hive/trunk/service/src/java/org/apache/hive/service/cli/thrift/ThriftCLIService.java Sat
Nov 22 19:08:54 2014
@@ -33,6 +33,7 @@ import org.apache.hadoop.hive.conf.HiveC
 import org.apache.hadoop.hive.conf.HiveConf.ConfVars;
 import org.apache.hive.service.AbstractService;
 import org.apache.hive.service.ServiceException;
+import org.apache.hive.service.ServiceUtils;
 import org.apache.hive.service.auth.HiveAuthFactory;
 import org.apache.hive.service.auth.TSetIpAddressProcessor;
 import org.apache.hive.service.cli.*;
@@ -295,11 +296,24 @@ public abstract class ThriftCLIService e
     if (userName == null) {
       userName = req.getUsername();
     }
+
+    userName = getShortName(userName);
     String effectiveClientUser = getProxyUser(userName, req.getConfiguration(), getIpAddress());
     LOG.debug("Client's username: " + effectiveClientUser);
     return effectiveClientUser;
   }
 
+  private String getShortName(String userName) {
+    String ret = null;
+    if (userName != null) {
+      int indexOfDomainMatch = ServiceUtils.indexOfDomainMatch(userName);
+      ret = (indexOfDomainMatch <= 0) ? userName :
+          userName.substring(0, indexOfDomainMatch);
+    }
+
+    return ret;
+  }
+
   /**
    * Create a session handle
    * @param req



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