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Posted to commits@hbase.apache.org by ap...@apache.org on 2013/12/25 03:00:22 UTC

svn commit: r1553344 - in /hbase/trunk/hbase-server/src: main/java/org/apache/hadoop/hbase/regionserver/ main/java/org/apache/hadoop/hbase/security/access/ test/java/org/apache/hadoop/hbase/security/access/ test/java/org/apache/hadoop/hbase/security/vi...

Author: apurtell
Date: Wed Dec 25 02:00:21 2013
New Revision: 1553344

URL: http://svn.apache.org/r1553344
Log:
HBASE-6104. Require EXEC permission to call coprocessor endpoints

Modified:
    hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
    hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.java
    hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/security/access/AccessController.java
    hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/security/access/TestAccessController.java
    hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/security/visibility/TestVisibilityLabelsWithACL.java

Modified: hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java?rev=1553344&r1=1553343&r2=1553344&view=diff
==============================================================================
--- hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java (original)
+++ hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java Wed Dec 25 02:00:21 2013
@@ -5398,6 +5398,11 @@ public class HRegion implements HeapSize
 
     Message request = service.getRequestPrototype(methodDesc).newBuilderForType()
         .mergeFrom(call.getRequest()).build();
+
+    if (coprocessorHost != null) {
+      request = coprocessorHost.preEndpointInvocation(service, methodName, request);
+    }
+
     final Message.Builder responseBuilder =
         service.getResponsePrototype(methodDesc).newBuilderForType();
     service.callMethod(methodDesc, controller, request, new RpcCallback<Message>() {
@@ -5409,6 +5414,10 @@ public class HRegion implements HeapSize
       }
     });
 
+    if (coprocessorHost != null) {
+      coprocessorHost.postEndpointInvocation(service, methodName, request, responseBuilder);
+    }
+
     return responseBuilder.build();
   }
 

Modified: hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.java?rev=1553344&r1=1553343&r2=1553344&view=diff
==============================================================================
--- hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.java (original)
+++ hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.java Wed Dec 25 02:00:21 2013
@@ -52,6 +52,7 @@ import org.apache.hadoop.hbase.client.Re
 import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;
 import org.apache.hadoop.hbase.coprocessor.CoprocessorService;
+import org.apache.hadoop.hbase.coprocessor.EndpointObserver;
 import org.apache.hadoop.hbase.coprocessor.ObserverContext;
 import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment;
 import org.apache.hadoop.hbase.coprocessor.RegionObserver;
@@ -71,6 +72,8 @@ import org.apache.hadoop.hbase.util.Pair
 import org.apache.hadoop.util.StringUtils;
 
 import com.google.common.collect.ImmutableList;
+import com.google.protobuf.Message;
+import com.google.protobuf.Service;
 
 /**
  * Implements the coprocessor environment and runtime support for coprocessors
@@ -1802,4 +1805,44 @@ public class RegionCoprocessorHost
     }
     return newCell;
   }
+
+  public Message preEndpointInvocation(Service service, String methodName, Message request) 
+      throws IOException {
+    ObserverContext<RegionCoprocessorEnvironment> ctx = null;
+    for (RegionEnvironment env : coprocessors) {
+      if (env.getInstance() instanceof EndpointObserver) {
+        ctx = ObserverContext.createAndPrepare(env, ctx);
+        try {
+          request = ((EndpointObserver) env.getInstance()).preEndpointInvocation(ctx, service,
+            methodName, request);
+        } catch (Throwable e) {
+          handleCoprocessorThrowable(env, e);
+        }
+        if (ctx.shouldComplete()) {
+          break;
+        }
+      }
+    }
+    return request;
+  }
+
+  public void postEndpointInvocation(Service service, String methodName, Message request,
+      Message.Builder responseBuilder) throws IOException {
+    ObserverContext<RegionCoprocessorEnvironment> ctx = null;
+    for (RegionEnvironment env : coprocessors) {
+      if (env.getInstance() instanceof EndpointObserver) {
+        ctx = ObserverContext.createAndPrepare(env, ctx);
+        try {
+          ((EndpointObserver) env.getInstance()).postEndpointInvocation(ctx, service, methodName,
+            request, responseBuilder);
+        } catch (Throwable e) {
+          handleCoprocessorThrowable(env, e);
+        }
+        if (ctx.shouldComplete()) {
+          break;
+        }
+      }
+    }
+  }
+
 }

Modified: hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/security/access/AccessController.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/security/access/AccessController.java?rev=1553344&r1=1553343&r2=1553344&view=diff
==============================================================================
--- hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/security/access/AccessController.java (original)
+++ hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/security/access/AccessController.java Wed Dec 25 02:00:21 2013
@@ -25,6 +25,7 @@ import java.util.Set;
 import java.util.TreeMap;
 import java.util.TreeSet;
 
+import com.google.protobuf.Message;
 import com.google.protobuf.RpcCallback;
 import com.google.protobuf.RpcController;
 import com.google.protobuf.Service;
@@ -128,7 +129,7 @@ import static org.apache.hadoop.hbase.pr
  */
 public class AccessController extends BaseRegionObserver
     implements MasterObserver, RegionServerObserver,
-      AccessControlService.Interface, CoprocessorService {
+      AccessControlService.Interface, CoprocessorService, EndpointObserver {
 
   public static final Log LOG = LogFactory.getLog(AccessController.class);
 
@@ -1467,7 +1468,29 @@ public class AccessController extends Ba
     }
   }
 
+  /* ---- EndpointObserver implementation ---- */
+
+  @Override
+  public Message preEndpointInvocation(ObserverContext<RegionCoprocessorEnvironment> ctx,
+      Service service, String methodName, Message request) throws IOException {
+    // Don't intercept calls to our own AccessControlService, we check for
+    // appropriate permissions in the service handlers
+    if (!(service instanceof AccessControlService)) {
+      requirePermission("invoke(" + service.getDescriptorForType().getName() + "." +
+        methodName + ")",
+        getTableName(ctx.getEnvironment()), null, null,
+        Action.EXEC);
+    }
+    return request;
+  }
+
+  @Override
+  public void postEndpointInvocation(ObserverContext<RegionCoprocessorEnvironment> ctx,
+      Service service, String methodName, Message request, Message.Builder responseBuilder)
+      throws IOException { }
+
   /* ---- Protobuf AccessControlService implementation ---- */
+
   @Override
   public void grant(RpcController controller,
                     AccessControlProtos.GrantRequest request,

Modified: hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/security/access/TestAccessController.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/security/access/TestAccessController.java?rev=1553344&r1=1553343&r2=1553344&view=diff
==============================================================================
--- hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/security/access/TestAccessController.java (original)
+++ hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/security/access/TestAccessController.java Wed Dec 25 02:00:21 2013
@@ -40,6 +40,7 @@ import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.permission.FsPermission;
 import org.apache.hadoop.hbase.Cell;
 import org.apache.hadoop.hbase.Coprocessor;
+import org.apache.hadoop.hbase.CoprocessorEnvironment;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.HConstants;
@@ -62,10 +63,22 @@ import org.apache.hadoop.hbase.client.Re
 import org.apache.hadoop.hbase.client.ResultScanner;
 import org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException;
 import org.apache.hadoop.hbase.client.Scan;
+import org.apache.hadoop.hbase.coprocessor.CoprocessorService;
 import org.apache.hadoop.hbase.coprocessor.MasterCoprocessorEnvironment;
 import org.apache.hadoop.hbase.coprocessor.ObserverContext;
 import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment;
 import org.apache.hadoop.hbase.coprocessor.RegionServerCoprocessorEnvironment;
+import org.apache.hadoop.hbase.coprocessor.protobuf.generated.PingProtos.CountRequest;
+import org.apache.hadoop.hbase.coprocessor.protobuf.generated.PingProtos.CountResponse;
+import org.apache.hadoop.hbase.coprocessor.protobuf.generated.PingProtos.HelloRequest;
+import org.apache.hadoop.hbase.coprocessor.protobuf.generated.PingProtos.HelloResponse;
+import org.apache.hadoop.hbase.coprocessor.protobuf.generated.PingProtos.IncrementCountRequest;
+import org.apache.hadoop.hbase.coprocessor.protobuf.generated.PingProtos.IncrementCountResponse;
+import org.apache.hadoop.hbase.coprocessor.protobuf.generated.PingProtos.NoopRequest;
+import org.apache.hadoop.hbase.coprocessor.protobuf.generated.PingProtos.NoopResponse;
+import org.apache.hadoop.hbase.coprocessor.protobuf.generated.PingProtos.PingRequest;
+import org.apache.hadoop.hbase.coprocessor.protobuf.generated.PingProtos.PingResponse;
+import org.apache.hadoop.hbase.coprocessor.protobuf.generated.PingProtos.PingService;
 import org.apache.hadoop.hbase.io.hfile.CacheConfig;
 import org.apache.hadoop.hbase.io.hfile.HFile;
 import org.apache.hadoop.hbase.io.hfile.HFileContext;
@@ -88,8 +101,10 @@ import org.apache.hadoop.hbase.security.
 import org.apache.hadoop.hbase.util.Bytes;
 import org.apache.hadoop.hbase.util.JVMClusterUtil;
 import org.apache.hadoop.hbase.util.TestTableName;
+
 import org.apache.log4j.Level;
 import org.apache.log4j.Logger;
+
 import org.junit.After;
 import org.junit.AfterClass;
 import org.junit.Before;
@@ -100,6 +115,9 @@ import org.junit.experimental.categories
 
 import com.google.common.collect.Lists;
 import com.google.protobuf.BlockingRpcChannel;
+import com.google.protobuf.RpcCallback;
+import com.google.protobuf.RpcController;
+import com.google.protobuf.Service;
 import com.google.protobuf.ServiceException;
 
 /**
@@ -2493,4 +2511,116 @@ public class TestAccessController extend
     verifyAllowed(getAction, USER_NONE);
   }
 
+  public static class PingCoprocessor extends PingService implements Coprocessor,
+      CoprocessorService {
+
+    @Override
+    public void start(CoprocessorEnvironment env) throws IOException { }
+
+    @Override
+    public void stop(CoprocessorEnvironment env) throws IOException { }
+
+    @Override
+    public Service getService() {
+      return this;
+    }
+
+    @Override
+    public void ping(RpcController controller, PingRequest request,
+        RpcCallback<PingResponse> callback) {
+      callback.run(PingResponse.newBuilder().setPong("Pong!").build());
+    }
+
+    @Override
+    public void count(RpcController controller, CountRequest request,
+        RpcCallback<CountResponse> callback) {
+      callback.run(CountResponse.newBuilder().build());
+    }
+
+    @Override
+    public void increment(RpcController controller, IncrementCountRequest requet,
+        RpcCallback<IncrementCountResponse> callback) {
+      callback.run(IncrementCountResponse.newBuilder().build());
+    }
+
+    @Override
+    public void hello(RpcController controller, HelloRequest request,
+        RpcCallback<HelloResponse> callback) {
+      callback.run(HelloResponse.newBuilder().setResponse("Hello!").build());
+    }
+
+    @Override
+    public void noop(RpcController controller, NoopRequest request,
+        RpcCallback<NoopResponse> callback) {
+      callback.run(NoopResponse.newBuilder().build());
+    }
+  }
+
+  @Test
+  public void testCoprocessorExec() throws Exception {
+    // Set up our ping endpoint service on all regions of our test table
+    for (JVMClusterUtil.RegionServerThread thread:
+        TEST_UTIL.getMiniHBaseCluster().getRegionServerThreads()) {
+      HRegionServer rs = thread.getRegionServer();
+      for (HRegion region: rs.getOnlineRegions(TEST_TABLE.getTableName())) {
+        region.getCoprocessorHost().load(PingCoprocessor.class,
+          Coprocessor.PRIORITY_USER, conf);
+      }
+    }
+
+    // Create users for testing, and grant EXEC privileges on our test table
+    // only to user A
+    User userA = User.createUserForTesting(conf, "UserA", new String[0]);
+    User userB = User.createUserForTesting(conf, "UserB", new String[0]);
+    HTable acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
+    try {
+      BlockingRpcChannel service = acl.coprocessorService(HConstants.EMPTY_BYTE_ARRAY);
+      AccessControlService.BlockingInterface protocol =
+        AccessControlService.newBlockingStub(service);
+      AccessControlProtos.GrantRequest request = RequestConverter.
+        buildGrantRequest(userA.getShortName(), TEST_TABLE.getTableName(), null, null,
+          AccessControlProtos.Permission.Action.EXEC);
+      protocol.grant(null, request);
+    } finally {
+      acl.close();
+    }
+
+    // Create an action for invoking our test endpoint
+    AccessTestAction execEndpointAction = new AccessTestAction() {
+      @Override
+      public Object run() throws Exception {
+        HTable t = new HTable(conf, TEST_TABLE.getTableName());
+        try {
+          BlockingRpcChannel service = t.coprocessorService(HConstants.EMPTY_BYTE_ARRAY);
+          PingCoprocessor.newBlockingStub(service).noop(null, NoopRequest.newBuilder().build());
+        } finally {
+          t.close();
+        }
+        return null;
+      }
+    };
+
+    // Verify that EXEC permission is checked correctly
+    verifyDenied(execEndpointAction, userB);
+    verifyAllowed(execEndpointAction, userA);
+
+    // Now grant EXEC to the entire namespace to user B
+    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
+    try {
+      BlockingRpcChannel service = acl.coprocessorService(HConstants.EMPTY_BYTE_ARRAY);
+      AccessControlService.BlockingInterface protocol =
+        AccessControlService.newBlockingStub(service);
+      AccessControlProtos.GrantRequest request = RequestConverter.
+        buildGrantRequest(userB.getShortName(),
+          TEST_TABLE.getTableName().getNamespaceAsString(),
+          AccessControlProtos.Permission.Action.EXEC);
+        protocol.grant(null, request);
+    } finally {
+      acl.close();
+    }
+
+    // User B should now be allowed also
+    verifyAllowed(execEndpointAction, userA, userB);
+  }
+
 }

Modified: hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/security/visibility/TestVisibilityLabelsWithACL.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/security/visibility/TestVisibilityLabelsWithACL.java?rev=1553344&r1=1553343&r2=1553344&view=diff
==============================================================================
--- hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/security/visibility/TestVisibilityLabelsWithACL.java (original)
+++ hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/security/visibility/TestVisibilityLabelsWithACL.java Wed Dec 25 02:00:21 2013
@@ -38,13 +38,17 @@ import org.apache.hadoop.hbase.client.Pu
 import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.ResultScanner;
 import org.apache.hadoop.hbase.client.Scan;
+import org.apache.hadoop.hbase.protobuf.ProtobufUtil;
+import org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.AccessControlService;
 import org.apache.hadoop.hbase.protobuf.generated.VisibilityLabelsProtos.GetAuthsResponse;
 import org.apache.hadoop.hbase.protobuf.generated.VisibilityLabelsProtos.VisibilityLabelsResponse;
 import org.apache.hadoop.hbase.security.User;
 import org.apache.hadoop.hbase.security.access.AccessControlLists;
 import org.apache.hadoop.hbase.security.access.AccessController;
+import org.apache.hadoop.hbase.security.access.Permission;
 import org.apache.hadoop.hbase.security.access.SecureTestUtil;
 import org.apache.hadoop.hbase.util.Bytes;
+
 import org.junit.AfterClass;
 import org.junit.BeforeClass;
 import org.junit.Rule;
@@ -52,6 +56,7 @@ import org.junit.Test;
 import org.junit.experimental.categories.Category;
 import org.junit.rules.TestName;
 
+import com.google.protobuf.BlockingRpcChannel;
 import com.google.protobuf.ByteString;
 
 @Category(MediumTests.class)
@@ -86,9 +91,24 @@ public class TestVisibilityLabelsWithACL
     TEST_UTIL.waitTableEnabled(AccessControlLists.ACL_TABLE_NAME.getName(), 50000);
     // Wait for the labels table to become available
     TEST_UTIL.waitTableEnabled(LABELS_TABLE_NAME.getName(), 50000);
+    addLabels();
+
+    // Create users for testing
     SUPERUSER = User.createUserForTesting(conf, "admin", new String[] { "supergroup" });
     NORMAL_USER = User.createUserForTesting(conf, "user1", new String[] {});
-    addLabels();
+    // Grant NORMAL_USER EXEC privilege on the labels table. For the purposes of this
+    // test, we want to insure that access is denied even with the ability to access
+    // the endpoint.
+    HTable acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
+    try {
+      BlockingRpcChannel service = acl.coprocessorService(LABELS_TABLE_NAME.getName());
+      AccessControlService.BlockingInterface protocol =
+        AccessControlService.newBlockingStub(service);
+      ProtobufUtil.grant(protocol, NORMAL_USER.getShortName(), LABELS_TABLE_NAME, null, null,
+        Permission.Action.EXEC);
+    } finally {
+      acl.close();
+    }
   }
 
   @AfterClass