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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.visibility;
19  
20  import static org.apache.hadoop.hbase.security.visibility.VisibilityConstants.LABELS_TABLE_NAME;
21  import static org.junit.Assert.assertNotNull;
22  import static org.junit.Assert.assertNull;
23  
24  import java.io.IOException;
25  import java.security.PrivilegedExceptionAction;
26  
27  import org.apache.hadoop.conf.Configuration;
28  import org.apache.hadoop.hbase.HBaseTestingUtility;
29  import org.apache.hadoop.hbase.HConstants;
30  import org.apache.hadoop.hbase.testclassification.MediumTests;
31  import org.apache.hadoop.hbase.TableName;
32  import org.apache.hadoop.hbase.client.Connection;
33  import org.apache.hadoop.hbase.client.ConnectionFactory;
34  import org.apache.hadoop.hbase.client.Put;
35  import org.apache.hadoop.hbase.client.Result;
36  import org.apache.hadoop.hbase.client.ResultScanner;
37  import org.apache.hadoop.hbase.client.Scan;
38  import org.apache.hadoop.hbase.client.Table;
39  import org.apache.hadoop.hbase.protobuf.generated.VisibilityLabelsProtos.VisibilityLabelsResponse;
40  import org.apache.hadoop.hbase.security.User;
41  import org.apache.hadoop.hbase.util.Bytes;
42  import org.junit.AfterClass;
43  import org.junit.BeforeClass;
44  import org.junit.Rule;
45  import org.junit.Test;
46  import org.junit.experimental.categories.Category;
47  import org.junit.rules.TestName;
48  
49  @Category(MediumTests.class)
50  public class TestVisibilityLabelsWithSLGStack {
51  
52    public static final String CONFIDENTIAL = "confidential";
53    private static final String SECRET = "secret";
54    public static final HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();
55    private static final byte[] ROW_1 = Bytes.toBytes("row1");
56    private final static byte[] CF = Bytes.toBytes("f");
57    private final static byte[] Q1 = Bytes.toBytes("q1");
58    private final static byte[] Q2 = Bytes.toBytes("q2");
59    private final static byte[] value = Bytes.toBytes("value");
60    public static Configuration conf;
61  
62    @Rule
63    public final TestName TEST_NAME = new TestName();
64    public static User SUPERUSER;
65  
66    @BeforeClass
67    public static void setupBeforeClass() throws Exception {
68      // setup configuration
69      conf = TEST_UTIL.getConfiguration();
70      VisibilityTestUtil.enableVisiblityLabels(conf);
71      String classes = SimpleScanLabelGenerator.class.getCanonicalName() + " , "
72          + LabelFilteringScanLabelGenerator.class.getCanonicalName();
73      conf.setStrings(VisibilityUtils.VISIBILITY_LABEL_GENERATOR_CLASS, classes);
74      conf.set("hbase.superuser", "admin");
75      TEST_UTIL.startMiniCluster(1);
76      SUPERUSER = User.createUserForTesting(conf, "admin", new String[] { "supergroup" });
77  
78      // Wait for the labels table to become available
79      TEST_UTIL.waitTableEnabled(LABELS_TABLE_NAME.getName(), 50000);
80      addLabels();
81    }
82  
83    @Test
84    public void testWithSAGStack() throws Exception {
85      TableName tableName = TableName.valueOf(TEST_NAME.getMethodName());
86      try (Table table = TEST_UTIL.createTable(tableName, CF)) {
87        Put put = new Put(ROW_1);
88        put.add(CF, Q1, HConstants.LATEST_TIMESTAMP, value);
89        put.setCellVisibility(new CellVisibility(SECRET));
90        table.put(put);
91        put = new Put(ROW_1);
92        put.add(CF, Q2, HConstants.LATEST_TIMESTAMP, value);
93        put.setCellVisibility(new CellVisibility(CONFIDENTIAL));
94        table.put(put);
95  
96        LabelFilteringScanLabelGenerator.labelToFilter = CONFIDENTIAL;
97        Scan s = new Scan();
98        s.setAuthorizations(new Authorizations(SECRET, CONFIDENTIAL));
99        ResultScanner scanner = table.getScanner(s);
100       Result next = scanner.next();
101       assertNotNull(next.getColumnLatestCell(CF, Q1));
102       assertNull(next.getColumnLatestCell(CF, Q2));
103     }
104   }
105 
106   private static void addLabels() throws Exception {
107     PrivilegedExceptionAction<VisibilityLabelsResponse> action = 
108         new PrivilegedExceptionAction<VisibilityLabelsResponse>() {
109       public VisibilityLabelsResponse run() throws Exception {
110         String[] labels = { SECRET, CONFIDENTIAL };
111         try (Connection conn = ConnectionFactory.createConnection(conf)) {
112           VisibilityClient.addLabels(conn, labels);
113         } catch (Throwable t) {
114           throw new IOException(t);
115         }
116         return null;
117       }
118     };
119     SUPERUSER.runAs(action);
120   }
121 
122   @AfterClass
123   public static void tearDownAfterClass() throws Exception {
124     TEST_UTIL.shutdownMiniCluster();
125   }
126 }