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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   * http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  package org.apache.hadoop.hbase.security.access;
19  
20  import static org.apache.hadoop.hbase.AuthUtil.toGroupEntry;
21  import static org.junit.Assert.assertEquals;
22  import static org.junit.Assert.assertTrue;
23  
24  import java.util.List;
25  import java.util.Arrays;
26  import java.util.Map;
27  
28  import org.apache.commons.logging.Log;
29  import org.apache.commons.logging.LogFactory;
30  import org.apache.hadoop.conf.Configuration;
31  import org.apache.hadoop.hbase.HBaseTestingUtility;
32  import org.apache.hadoop.hbase.HColumnDescriptor;
33  import org.apache.hadoop.hbase.HConstants;
34  import org.apache.hadoop.hbase.HTableDescriptor;
35  import org.apache.hadoop.hbase.NamespaceDescriptor;
36  import org.apache.hadoop.hbase.testclassification.MediumTests;
37  import org.apache.hadoop.hbase.TableName;
38  import org.apache.hadoop.hbase.client.Admin;
39  import org.apache.hadoop.hbase.client.Connection;
40  import org.apache.hadoop.hbase.client.ConnectionFactory;
41  import org.apache.hadoop.hbase.client.Get;
42  import org.apache.hadoop.hbase.client.Result;
43  import org.apache.hadoop.hbase.client.Table;
44  import org.apache.hadoop.hbase.coprocessor.MasterCoprocessorEnvironment;
45  import org.apache.hadoop.hbase.coprocessor.ObserverContext;
46  import org.apache.hadoop.hbase.protobuf.ProtobufUtil;
47  import org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.AccessControlService;
48  import org.apache.hadoop.hbase.security.User;
49  import org.apache.hadoop.hbase.security.access.Permission.Action;
50  import org.apache.hadoop.hbase.util.Bytes;
51  import org.junit.AfterClass;
52  import org.junit.BeforeClass;
53  import org.junit.Test;
54  import org.junit.experimental.categories.Category;
55  
56  import com.google.common.collect.ListMultimap;
57  import com.google.protobuf.BlockingRpcChannel;
58  
59  @Category(MediumTests.class)
60  public class TestNamespaceCommands extends SecureTestUtil {
61    private static HBaseTestingUtility UTIL = new HBaseTestingUtility();
62    private static final Log LOG = LogFactory.getLog(TestNamespaceCommands.class);
63    private static String TEST_NAMESPACE = "ns1";
64    private static String TEST_NAMESPACE2 = "ns2";
65    private static Configuration conf;
66    private static MasterCoprocessorEnvironment CP_ENV;
67    private static AccessController ACCESS_CONTROLLER;
68  
69    // user with all permissions
70    private static User SUPERUSER;
71  
72    // user with A permission on global
73    private static User USER_GLOBAL_ADMIN;
74    // user with C permission on global
75    private static User USER_GLOBAL_CREATE;
76    // user with W permission on global
77    private static User USER_GLOBAL_WRITE;
78    // user with R permission on global
79    private static User USER_GLOBAL_READ;
80    // user with X permission on global
81    private static User USER_GLOBAL_EXEC;
82  
83    // user with A permission on namespace
84    private static User USER_NS_ADMIN;
85    // user with C permission on namespace
86    private static User USER_NS_CREATE;
87    // user with W permission on namespace
88    private static User USER_NS_WRITE;
89    // user with R permission on namespace.
90    private static User USER_NS_READ;
91    // user with X permission on namespace.
92    private static User USER_NS_EXEC;
93  
94    // user with rw permissions
95    private static User USER_TABLE_WRITE;  // TODO: WE DO NOT GIVE ANY PERMS TO THIS USER
96    //user with create table permissions alone
97    private static User USER_TABLE_CREATE; // TODO: WE DO NOT GIVE ANY PERMS TO THIS USER
98  
99    private static final String GROUP_ADMIN = "group_admin";
100   private static final String GROUP_NS_ADMIN = "group_ns_admin";
101   private static final String GROUP_CREATE = "group_create";
102   private static final String GROUP_READ = "group_read";
103   private static final String GROUP_WRITE = "group_write";
104 
105   private static User USER_GROUP_ADMIN;
106   private static User USER_GROUP_NS_ADMIN;
107   private static User USER_GROUP_CREATE;
108   private static User USER_GROUP_READ;
109   private static User USER_GROUP_WRITE;
110 
111   private static String TEST_TABLE = TEST_NAMESPACE + ":testtable";
112   private static byte[] TEST_FAMILY = Bytes.toBytes("f1");
113 
114   @BeforeClass
115   public static void beforeClass() throws Exception {
116     conf = UTIL.getConfiguration();
117     enableSecurity(conf);
118 
119     SUPERUSER = User.createUserForTesting(conf, "admin", new String[] { "supergroup" });
120     // Users with global permissions
121     USER_GLOBAL_ADMIN = User.createUserForTesting(conf, "global_admin", new String[0]);
122     USER_GLOBAL_CREATE = User.createUserForTesting(conf, "global_create", new String[0]);
123     USER_GLOBAL_WRITE = User.createUserForTesting(conf, "global_write", new String[0]);
124     USER_GLOBAL_READ = User.createUserForTesting(conf, "global_read", new String[0]);
125     USER_GLOBAL_EXEC = User.createUserForTesting(conf, "global_exec", new String[0]);
126 
127     USER_NS_ADMIN = User.createUserForTesting(conf, "namespace_admin", new String[0]);
128     USER_NS_CREATE = User.createUserForTesting(conf, "namespace_create", new String[0]);
129     USER_NS_WRITE = User.createUserForTesting(conf, "namespace_write", new String[0]);
130     USER_NS_READ = User.createUserForTesting(conf, "namespace_read", new String[0]);
131     USER_NS_EXEC = User.createUserForTesting(conf, "namespace_exec", new String[0]);
132 
133     USER_TABLE_CREATE = User.createUserForTesting(conf, "table_create", new String[0]);
134     USER_TABLE_WRITE = User.createUserForTesting(conf, "table_write", new String[0]);
135 
136     USER_GROUP_ADMIN =
137         User.createUserForTesting(conf, "user_group_admin", new String[] { GROUP_ADMIN });
138     USER_GROUP_NS_ADMIN =
139         User.createUserForTesting(conf, "user_group_ns_admin", new String[] { GROUP_NS_ADMIN });
140     USER_GROUP_CREATE =
141         User.createUserForTesting(conf, "user_group_create", new String[] { GROUP_CREATE });
142     USER_GROUP_READ =
143         User.createUserForTesting(conf, "user_group_read", new String[] { GROUP_READ });
144     USER_GROUP_WRITE =
145         User.createUserForTesting(conf, "user_group_write", new String[] { GROUP_WRITE });
146     // TODO: other table perms
147 
148     UTIL.startMiniCluster();
149     // Wait for the ACL table to become available
150     UTIL.waitTableAvailable(AccessControlLists.ACL_TABLE_NAME.getName(), 30 * 1000);
151 
152     ACCESS_CONTROLLER = (AccessController) UTIL.getMiniHBaseCluster().getMaster()
153       .getMasterCoprocessorHost()
154         .findCoprocessor(AccessController.class.getName());
155 
156     UTIL.getHBaseAdmin().createNamespace(NamespaceDescriptor.create(TEST_NAMESPACE).build());
157     UTIL.getHBaseAdmin().createNamespace(NamespaceDescriptor.create(TEST_NAMESPACE2).build());
158 
159     // grants on global
160     grantGlobal(UTIL, USER_GLOBAL_ADMIN.getShortName(),  Permission.Action.ADMIN);
161     grantGlobal(UTIL, USER_GLOBAL_CREATE.getShortName(), Permission.Action.CREATE);
162     grantGlobal(UTIL, USER_GLOBAL_WRITE.getShortName(),  Permission.Action.WRITE);
163     grantGlobal(UTIL, USER_GLOBAL_READ.getShortName(),   Permission.Action.READ);
164     grantGlobal(UTIL, USER_GLOBAL_EXEC.getShortName(),   Permission.Action.EXEC);
165 
166     // grants on namespace
167     grantOnNamespace(UTIL, USER_NS_ADMIN.getShortName(),  TEST_NAMESPACE, Permission.Action.ADMIN);
168     grantOnNamespace(UTIL, USER_NS_CREATE.getShortName(), TEST_NAMESPACE, Permission.Action.CREATE);
169     grantOnNamespace(UTIL, USER_NS_WRITE.getShortName(),  TEST_NAMESPACE, Permission.Action.WRITE);
170     grantOnNamespace(UTIL, USER_NS_READ.getShortName(),   TEST_NAMESPACE, Permission.Action.READ);
171     grantOnNamespace(UTIL, USER_NS_EXEC.getShortName(),   TEST_NAMESPACE, Permission.Action.EXEC);
172     grantOnNamespace(UTIL, toGroupEntry(GROUP_NS_ADMIN), TEST_NAMESPACE, Permission.Action.ADMIN);
173 
174     grantOnNamespace(UTIL, USER_NS_ADMIN.getShortName(), TEST_NAMESPACE2, Permission.Action.ADMIN);
175 
176     grantGlobal(UTIL, toGroupEntry(GROUP_ADMIN), Permission.Action.ADMIN);
177     grantGlobal(UTIL, toGroupEntry(GROUP_CREATE), Permission.Action.CREATE);
178     grantGlobal(UTIL, toGroupEntry(GROUP_READ), Permission.Action.READ);
179     grantGlobal(UTIL, toGroupEntry(GROUP_WRITE), Permission.Action.WRITE);
180   }
181 
182   @AfterClass
183   public static void afterClass() throws Exception {
184     UTIL.getHBaseAdmin().deleteNamespace(TEST_NAMESPACE);
185     UTIL.getHBaseAdmin().deleteNamespace(TEST_NAMESPACE2);
186     UTIL.shutdownMiniCluster();
187   }
188 
189   @Test
190   public void testAclTableEntries() throws Exception {
191     String userTestNamespace = "userTestNsp";
192     try(Connection conn = ConnectionFactory.createConnection(conf);
193         Table acl = conn.getTable(AccessControlLists.ACL_TABLE_NAME)) {
194       ListMultimap<String, TablePermission> perms =
195           AccessControlLists.getNamespacePermissions(conf, TEST_NAMESPACE);
196 
197       perms = AccessControlLists.getNamespacePermissions(conf, TEST_NAMESPACE);
198       for (Map.Entry<String, TablePermission> entry : perms.entries()) {
199         LOG.debug(entry);
200       }
201       assertEquals(6, perms.size());
202 
203       // Grant and check state in ACL table
204       grantOnNamespace(UTIL, userTestNamespace, TEST_NAMESPACE,
205         Permission.Action.WRITE);
206 
207       Result result = acl.get(new Get(Bytes.toBytes(userTestNamespace)));
208       assertTrue(result != null);
209       perms = AccessControlLists.getNamespacePermissions(conf, TEST_NAMESPACE);
210       assertEquals(7, perms.size());
211       List<TablePermission> namespacePerms = perms.get(userTestNamespace);
212       assertTrue(perms.containsKey(userTestNamespace));
213       assertEquals(1, namespacePerms.size());
214       assertEquals(TEST_NAMESPACE,
215         namespacePerms.get(0).getNamespace());
216       assertEquals(null, namespacePerms.get(0).getFamily());
217       assertEquals(null, namespacePerms.get(0).getQualifier());
218       assertEquals(1, namespacePerms.get(0).getActions().length);
219       assertEquals(Permission.Action.WRITE, namespacePerms.get(0).getActions()[0]);
220 
221       // Revoke and check state in ACL table
222       revokeFromNamespace(UTIL, userTestNamespace, TEST_NAMESPACE,
223         Permission.Action.WRITE);
224 
225       perms = AccessControlLists.getNamespacePermissions(conf, TEST_NAMESPACE);
226       assertEquals(6, perms.size());
227     }
228   }
229 
230   @Test
231   public void testModifyNamespace() throws Exception {
232     AccessTestAction modifyNamespace = new AccessTestAction() {
233       public Object run() throws Exception {
234         ACCESS_CONTROLLER.preModifyNamespace(ObserverContext.createAndPrepare(CP_ENV, null),
235           NamespaceDescriptor.create(TEST_NAMESPACE).addConfiguration("abc", "156").build());
236         return null;
237       }
238     };
239 
240     // modifyNamespace: superuser | global(A) | NS(A)
241     verifyAllowed(modifyNamespace, SUPERUSER, USER_GLOBAL_ADMIN, USER_GROUP_ADMIN);
242     verifyDenied(modifyNamespace, USER_GLOBAL_CREATE, USER_GLOBAL_WRITE, USER_GLOBAL_READ,
243       USER_GLOBAL_EXEC, USER_NS_ADMIN, USER_NS_CREATE, USER_NS_WRITE, USER_NS_READ, USER_NS_EXEC,
244       USER_GROUP_READ, USER_GROUP_WRITE, USER_GROUP_CREATE);
245   }
246 
247   @Test
248   public void testCreateAndDeleteNamespace() throws Exception {
249     AccessTestAction createNamespace = new AccessTestAction() {
250       @Override
251       public Object run() throws Exception {
252         ACCESS_CONTROLLER.preCreateNamespace(ObserverContext.createAndPrepare(CP_ENV, null),
253           NamespaceDescriptor.create(TEST_NAMESPACE2).build());
254         return null;
255       }
256     };
257 
258     AccessTestAction deleteNamespace = new AccessTestAction() {
259       @Override
260       public Object run() throws Exception {
261         ACCESS_CONTROLLER.preDeleteNamespace(ObserverContext.createAndPrepare(CP_ENV, null),
262           TEST_NAMESPACE2);
263         return null;
264       }
265     };
266 
267     // createNamespace: superuser | global(A)
268     verifyAllowed(createNamespace, SUPERUSER, USER_GLOBAL_ADMIN, USER_GROUP_ADMIN);
269     // all others should be denied
270     verifyDenied(createNamespace, USER_GLOBAL_CREATE, USER_GLOBAL_WRITE, USER_GLOBAL_READ,
271       USER_GLOBAL_EXEC, USER_NS_ADMIN, USER_NS_CREATE, USER_NS_WRITE, USER_NS_READ, USER_NS_EXEC,
272       USER_TABLE_CREATE, USER_TABLE_WRITE, USER_GROUP_READ, USER_GROUP_WRITE, USER_GROUP_CREATE);
273 
274     // deleteNamespace: superuser | global(A) | NS(A)
275     verifyAllowed(deleteNamespace, SUPERUSER, USER_GLOBAL_ADMIN, USER_GROUP_ADMIN);
276     verifyDenied(deleteNamespace, USER_GLOBAL_CREATE, USER_GLOBAL_WRITE, USER_GLOBAL_READ,
277       USER_GLOBAL_EXEC, USER_NS_ADMIN, USER_NS_CREATE, USER_NS_WRITE, USER_NS_READ, USER_NS_EXEC,
278       USER_TABLE_CREATE, USER_TABLE_WRITE, USER_GROUP_READ, USER_GROUP_WRITE, USER_GROUP_CREATE);
279   }
280 
281   @Test
282   public void testGetNamespaceDescriptor() throws Exception {
283     AccessTestAction getNamespaceAction = new AccessTestAction() {
284       @Override
285       public Object run() throws Exception {
286         ACCESS_CONTROLLER.preGetNamespaceDescriptor(ObserverContext.createAndPrepare(CP_ENV, null),
287           TEST_NAMESPACE);
288         return null;
289       }
290     };
291     // getNamespaceDescriptor : superuser | global(A) | NS(A)
292     verifyAllowed(getNamespaceAction, SUPERUSER, USER_GLOBAL_ADMIN, USER_NS_ADMIN,
293       USER_GROUP_ADMIN);
294     verifyDenied(getNamespaceAction, USER_GLOBAL_CREATE, USER_GLOBAL_WRITE, USER_GLOBAL_READ,
295       USER_GLOBAL_EXEC, USER_NS_CREATE, USER_NS_WRITE, USER_NS_READ, USER_NS_EXEC,
296       USER_TABLE_CREATE, USER_TABLE_WRITE, USER_GROUP_READ, USER_GROUP_WRITE, USER_GROUP_CREATE);
297   }
298 
299   @Test
300   public void testListNamespaces() throws Exception {
301     AccessTestAction listAction = new AccessTestAction() {
302       @Override
303       public Object run() throws Exception {
304         Connection unmanagedConnection =
305             ConnectionFactory.createConnection(UTIL.getConfiguration());
306         Admin admin = unmanagedConnection.getAdmin();
307         try {
308           return Arrays.asList(admin.listNamespaceDescriptors());
309         } finally {
310           admin.close();
311           unmanagedConnection.close();
312         }
313       }
314     };
315 
316     // listNamespaces         : All access*
317     // * Returned list will only show what you can call getNamespaceDescriptor()
318 
319     verifyAllowed(listAction, SUPERUSER, USER_GLOBAL_ADMIN, USER_NS_ADMIN, USER_GROUP_ADMIN);
320 
321     // we have 3 namespaces: [default, hbase, TEST_NAMESPACE, TEST_NAMESPACE2]
322     assertEquals(4, ((List)SUPERUSER.runAs(listAction)).size());
323     assertEquals(4, ((List)USER_GLOBAL_ADMIN.runAs(listAction)).size());
324     assertEquals(4, ((List)USER_GROUP_ADMIN.runAs(listAction)).size());
325 
326     assertEquals(2, ((List)USER_NS_ADMIN.runAs(listAction)).size());
327 
328     assertEquals(0, ((List)USER_GLOBAL_CREATE.runAs(listAction)).size());
329     assertEquals(0, ((List)USER_GLOBAL_WRITE.runAs(listAction)).size());
330     assertEquals(0, ((List)USER_GLOBAL_READ.runAs(listAction)).size());
331     assertEquals(0, ((List)USER_GLOBAL_EXEC.runAs(listAction)).size());
332     assertEquals(0, ((List)USER_NS_CREATE.runAs(listAction)).size());
333     assertEquals(0, ((List)USER_NS_WRITE.runAs(listAction)).size());
334     assertEquals(0, ((List)USER_NS_READ.runAs(listAction)).size());
335     assertEquals(0, ((List)USER_NS_EXEC.runAs(listAction)).size());
336     assertEquals(0, ((List)USER_TABLE_CREATE.runAs(listAction)).size());
337     assertEquals(0, ((List)USER_TABLE_WRITE.runAs(listAction)).size());
338     assertEquals(0, ((List)USER_GROUP_CREATE.runAs(listAction)).size());
339     assertEquals(0, ((List)USER_GROUP_READ.runAs(listAction)).size());
340     assertEquals(0, ((List)USER_GROUP_WRITE.runAs(listAction)).size());
341   }
342 
343   @Test
344   public void testGrantRevoke() throws Exception{
345     final String testUser = "testUser";
346 
347     // Test if client API actions are authorized
348 
349     AccessTestAction grantAction = new AccessTestAction() {
350       @Override
351       public Object run() throws Exception {
352         try(Connection conn = ConnectionFactory.createConnection(conf);
353             Table acl = conn.getTable(AccessControlLists.ACL_TABLE_NAME)) {
354           BlockingRpcChannel service =
355               acl.coprocessorService(HConstants.EMPTY_START_ROW);
356           AccessControlService.BlockingInterface protocol =
357             AccessControlService.newBlockingStub(service);
358           ProtobufUtil.grant(protocol, testUser, TEST_NAMESPACE, Action.WRITE);
359         }
360         return null;
361       }
362     };
363 
364     AccessTestAction grantNamespaceAction = new AccessTestAction() {
365       @Override
366       public Object run() throws Exception {
367         try(Connection conn = ConnectionFactory.createConnection(conf);
368             Table acl = conn.getTable(AccessControlLists.ACL_TABLE_NAME)) {
369           BlockingRpcChannel service = acl.coprocessorService(HConstants.EMPTY_START_ROW);
370           AccessControlService.BlockingInterface protocol =
371             AccessControlService.newBlockingStub(service);
372           ProtobufUtil.grant(protocol, USER_GROUP_NS_ADMIN.getShortName(),
373             TEST_NAMESPACE, Action.READ);
374         }
375         return null;
376       }
377     };
378 
379     AccessTestAction revokeAction = new AccessTestAction() {
380       public Object run() throws Exception {
381         try(Connection conn = ConnectionFactory.createConnection(conf);
382             Table acl = conn.getTable(AccessControlLists.ACL_TABLE_NAME)) {
383           BlockingRpcChannel service =
384               acl.coprocessorService(HConstants.EMPTY_START_ROW);
385           AccessControlService.BlockingInterface protocol =
386             AccessControlService.newBlockingStub(service);
387           ProtobufUtil.revoke(protocol, testUser, TEST_NAMESPACE, Action.WRITE);
388         }
389         return null;
390       }
391     };
392 
393     AccessTestAction revokeNamespaceAction = new AccessTestAction() {
394       public Object run() throws Exception {
395         Connection connection = ConnectionFactory.createConnection(conf);
396         Table acl = connection.getTable(AccessControlLists.ACL_TABLE_NAME);
397         try {
398           BlockingRpcChannel service =
399               acl.coprocessorService(HConstants.EMPTY_START_ROW);
400           AccessControlService.BlockingInterface protocol =
401             AccessControlService.newBlockingStub(service);
402           ProtobufUtil.revoke(protocol, USER_GROUP_NS_ADMIN.getShortName(),
403             TEST_NAMESPACE, Action.READ);
404         } finally {
405           acl.close();
406           connection.close();
407         }
408         return null;
409       }
410     };
411 
412     AccessTestAction getPermissionsAction = new AccessTestAction() {
413       @Override
414       public Object run() throws Exception {
415         try(Connection conn = ConnectionFactory.createConnection(conf);
416             Table acl = conn.getTable(AccessControlLists.ACL_TABLE_NAME)) {
417           BlockingRpcChannel service = acl.coprocessorService(HConstants.EMPTY_START_ROW);
418           AccessControlService.BlockingInterface protocol =
419             AccessControlService.newBlockingStub(service);
420           ProtobufUtil.getUserPermissions(protocol, Bytes.toBytes(TEST_NAMESPACE));
421         }
422         return null;
423       }
424     };
425 
426     verifyAllowed(grantAction, SUPERUSER, USER_GLOBAL_ADMIN, USER_GROUP_ADMIN, USER_NS_ADMIN);
427     verifyDenied(grantAction, USER_GLOBAL_CREATE, USER_GLOBAL_WRITE, USER_GLOBAL_READ,
428       USER_GLOBAL_EXEC, USER_NS_CREATE, USER_NS_WRITE, USER_NS_READ, USER_NS_EXEC,
429       USER_TABLE_CREATE, USER_TABLE_WRITE, USER_GROUP_READ, USER_GROUP_WRITE, USER_GROUP_CREATE);
430 
431     verifyAllowed(grantNamespaceAction, SUPERUSER, USER_GLOBAL_ADMIN, USER_GROUP_ADMIN,
432       USER_NS_ADMIN, USER_GROUP_NS_ADMIN);
433     verifyDenied(grantNamespaceAction, USER_GLOBAL_CREATE, USER_GLOBAL_WRITE, USER_GLOBAL_READ,
434       USER_GLOBAL_EXEC, USER_NS_CREATE, USER_NS_WRITE, USER_NS_READ, USER_NS_EXEC,
435       USER_TABLE_CREATE, USER_TABLE_WRITE, USER_GROUP_READ, USER_GROUP_WRITE, USER_GROUP_CREATE);
436 
437     verifyAllowed(revokeAction, SUPERUSER, USER_GLOBAL_ADMIN, USER_GROUP_ADMIN, USER_NS_ADMIN);
438     verifyDenied(revokeAction, USER_GLOBAL_CREATE, USER_GLOBAL_WRITE, USER_GLOBAL_READ,
439       USER_GLOBAL_EXEC, USER_NS_CREATE, USER_NS_WRITE, USER_NS_READ, USER_NS_EXEC,
440       USER_TABLE_CREATE, USER_TABLE_WRITE, USER_GROUP_READ, USER_GROUP_WRITE, USER_GROUP_CREATE);
441 
442     verifyAllowed(revokeNamespaceAction, SUPERUSER, USER_GLOBAL_ADMIN, USER_GROUP_ADMIN,
443       USER_NS_ADMIN, USER_GROUP_NS_ADMIN);
444     verifyDenied(revokeNamespaceAction, USER_GLOBAL_CREATE, USER_GLOBAL_WRITE, USER_GLOBAL_READ,
445       USER_GLOBAL_EXEC, USER_NS_CREATE, USER_NS_WRITE, USER_NS_READ, USER_NS_EXEC,
446       USER_TABLE_CREATE, USER_TABLE_WRITE, USER_GROUP_READ, USER_GROUP_WRITE, USER_GROUP_CREATE);
447 
448     verifyAllowed(getPermissionsAction, SUPERUSER, USER_GLOBAL_ADMIN, USER_NS_ADMIN,
449       USER_GROUP_ADMIN);
450     verifyDenied(getPermissionsAction, USER_GLOBAL_CREATE, USER_GLOBAL_WRITE, USER_GLOBAL_READ,
451       USER_GLOBAL_EXEC, USER_NS_CREATE, USER_NS_WRITE, USER_NS_READ, USER_NS_EXEC,
452       USER_TABLE_CREATE, USER_TABLE_WRITE, USER_GROUP_READ, USER_GROUP_WRITE, USER_GROUP_CREATE);
453   }
454 
455   @Test
456   public void testCreateTableWithNamespace() throws Exception {
457     AccessTestAction createTable = new AccessTestAction() {
458       @Override
459       public Object run() throws Exception {
460         HTableDescriptor htd = new HTableDescriptor(TableName.valueOf(TEST_TABLE));
461         htd.addFamily(new HColumnDescriptor(TEST_FAMILY));
462         ACCESS_CONTROLLER.preCreateTable(ObserverContext.createAndPrepare(CP_ENV, null), htd, null);
463         return null;
464       }
465     };
466 
467     //createTable            : superuser | global(C) | NS(C)
468     verifyAllowed(createTable, SUPERUSER, USER_GLOBAL_CREATE, USER_NS_CREATE, USER_GROUP_CREATE);
469     verifyDenied(createTable, USER_GLOBAL_ADMIN, USER_GLOBAL_WRITE, USER_GLOBAL_READ,
470       USER_GLOBAL_EXEC, USER_NS_ADMIN, USER_NS_WRITE, USER_NS_READ, USER_NS_EXEC,
471       USER_TABLE_CREATE, USER_TABLE_WRITE, USER_GROUP_READ, USER_GROUP_WRITE, USER_GROUP_ADMIN);
472   }
473 }