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20 package org.apache.hadoop.hbase.coprocessor;
21
22 import java.io.IOException;
23 import java.util.concurrent.atomic.AtomicBoolean;
24
25 import static org.mockito.Mockito.*;
26 import static org.junit.Assert.*;
27
28 import org.apache.hadoop.conf.Configuration;
29 import org.apache.hadoop.hbase.Coprocessor;
30 import org.apache.hadoop.hbase.CoprocessorEnvironment;
31 import org.apache.hadoop.hbase.HBaseConfiguration;
32 import org.apache.hadoop.hbase.HRegionInfo;
33 import org.apache.hadoop.hbase.HTableDescriptor;
34 import org.apache.hadoop.hbase.TableName;
35 import org.apache.hadoop.hbase.master.MasterCoprocessorHost;
36 import org.apache.hadoop.hbase.master.MasterServices;
37 import org.apache.hadoop.hbase.regionserver.HRegion;
38 import org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost;
39 import org.apache.hadoop.hbase.regionserver.RegionServerCoprocessorHost;
40 import org.apache.hadoop.hbase.regionserver.RegionServerServices;
41 import org.apache.hadoop.hbase.testclassification.SmallTests;
42 import org.junit.Test;
43 import org.junit.experimental.categories.Category;
44
45
46
47
48 @Category(SmallTests.class)
49 public class TestCoprocessorConfiguration {
50
51 private static final Configuration CONF = HBaseConfiguration.create();
52 static {
53 CONF.setStrings(CoprocessorHost.MASTER_COPROCESSOR_CONF_KEY,
54 SystemCoprocessor.class.getName());
55 CONF.setStrings(CoprocessorHost.REGIONSERVER_COPROCESSOR_CONF_KEY,
56 SystemCoprocessor.class.getName());
57 CONF.setStrings(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY,
58 SystemCoprocessor.class.getName());
59 }
60 private static final TableName TABLENAME = TableName.valueOf("TestCoprocessorConfiguration");
61 private static final HRegionInfo REGIONINFO = new HRegionInfo(TABLENAME);
62 private static final HTableDescriptor TABLEDESC = new HTableDescriptor(TABLENAME);
63 static {
64 try {
65 TABLEDESC.addCoprocessor(TableCoprocessor.class.getName());
66 } catch (IOException e) {
67 throw new RuntimeException(e);
68 }
69 }
70
71
72
73 private static final AtomicBoolean systemCoprocessorLoaded = new AtomicBoolean();
74 private static final AtomicBoolean tableCoprocessorLoaded = new AtomicBoolean();
75
76 public static class SystemCoprocessor implements Coprocessor {
77 @Override
78 public void start(CoprocessorEnvironment env) throws IOException {
79 systemCoprocessorLoaded.set(true);
80 }
81
82 @Override
83 public void stop(CoprocessorEnvironment env) throws IOException { }
84 }
85
86 public static class TableCoprocessor implements Coprocessor {
87 @Override
88 public void start(CoprocessorEnvironment env) throws IOException {
89 tableCoprocessorLoaded.set(true);
90 }
91
92 @Override
93 public void stop(CoprocessorEnvironment env) throws IOException { }
94 }
95
96 @Test
97 public void testRegionCoprocessorHostDefaults() throws Exception {
98 Configuration conf = new Configuration(CONF);
99 HRegion region = mock(HRegion.class);
100 when(region.getRegionInfo()).thenReturn(REGIONINFO);
101 when(region.getTableDesc()).thenReturn(TABLEDESC);
102 RegionServerServices rsServices = mock(RegionServerServices.class);
103 systemCoprocessorLoaded.set(false);
104 tableCoprocessorLoaded.set(false);
105 new RegionCoprocessorHost(region, rsServices, conf);
106 assertEquals("System coprocessors loading default was not honored",
107 systemCoprocessorLoaded.get(),
108 CoprocessorHost.DEFAULT_COPROCESSORS_ENABLED);
109 assertEquals("Table coprocessors loading default was not honored",
110 tableCoprocessorLoaded.get(),
111 CoprocessorHost.DEFAULT_COPROCESSORS_ENABLED &&
112 CoprocessorHost.DEFAULT_USER_COPROCESSORS_ENABLED);
113 }
114
115 @Test
116 public void testRegionServerCoprocessorHostDefaults() throws Exception {
117 Configuration conf = new Configuration(CONF);
118 RegionServerServices rsServices = mock(RegionServerServices.class);
119 systemCoprocessorLoaded.set(false);
120 new RegionServerCoprocessorHost(rsServices, conf);
121 assertEquals("System coprocessors loading default was not honored",
122 systemCoprocessorLoaded.get(),
123 CoprocessorHost.DEFAULT_COPROCESSORS_ENABLED);
124 }
125
126 @Test
127 public void testMasterCoprocessorHostDefaults() throws Exception {
128 Configuration conf = new Configuration(CONF);
129 MasterServices masterServices = mock(MasterServices.class);
130 systemCoprocessorLoaded.set(false);
131 new MasterCoprocessorHost(masterServices, conf);
132 assertEquals("System coprocessors loading default was not honored",
133 systemCoprocessorLoaded.get(),
134 CoprocessorHost.DEFAULT_COPROCESSORS_ENABLED);
135 }
136
137 @Test
138 public void testRegionCoprocessorHostAllDisabled() throws Exception {
139 Configuration conf = new Configuration(CONF);
140 conf.setBoolean(CoprocessorHost.COPROCESSORS_ENABLED_CONF_KEY, false);
141 HRegion region = mock(HRegion.class);
142 when(region.getRegionInfo()).thenReturn(REGIONINFO);
143 when(region.getTableDesc()).thenReturn(TABLEDESC);
144 RegionServerServices rsServices = mock(RegionServerServices.class);
145 systemCoprocessorLoaded.set(false);
146 tableCoprocessorLoaded.set(false);
147 new RegionCoprocessorHost(region, rsServices, conf);
148 assertFalse("System coprocessors should not have been loaded",
149 systemCoprocessorLoaded.get());
150 assertFalse("Table coprocessors should not have been loaded",
151 tableCoprocessorLoaded.get());
152 }
153
154 @Test
155 public void testRegionCoprocessorHostTableLoadingDisabled() throws Exception {
156 Configuration conf = new Configuration(CONF);
157 conf.setBoolean(CoprocessorHost.COPROCESSORS_ENABLED_CONF_KEY, true);
158 conf.setBoolean(CoprocessorHost.USER_COPROCESSORS_ENABLED_CONF_KEY, false);
159 HRegion region = mock(HRegion.class);
160 when(region.getRegionInfo()).thenReturn(REGIONINFO);
161 when(region.getTableDesc()).thenReturn(TABLEDESC);
162 RegionServerServices rsServices = mock(RegionServerServices.class);
163 systemCoprocessorLoaded.set(false);
164 tableCoprocessorLoaded.set(false);
165 new RegionCoprocessorHost(region, rsServices, conf);
166 assertTrue("System coprocessors should have been loaded",
167 systemCoprocessorLoaded.get());
168 assertFalse("Table coprocessors should not have been loaded",
169 tableCoprocessorLoaded.get());
170 }
171 }