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<pre><span class="source-line-no">001</span><span id="line-1">/*</span>
<span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span>
<span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span>
<span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span>
<span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span>
<span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span>
<span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span>
<span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span>
<span class="source-line-no">009</span><span id="line-9"> *</span>
<span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span>
<span class="source-line-no">011</span><span id="line-11"> *</span>
<span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span>
<span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
<span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span>
<span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span>
<span class="source-line-no">017</span><span id="line-17"> */</span>
<span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.snapshot;</span>
<span class="source-line-no">019</span><span id="line-19"></span>
<span class="source-line-no">020</span><span id="line-20">import static org.junit.Assert.assertEquals;</span>
<span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertFalse;</span>
<span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertTrue;</span>
<span class="source-line-no">023</span><span id="line-23"></span>
<span class="source-line-no">024</span><span id="line-24">import java.io.IOException;</span>
<span class="source-line-no">025</span><span id="line-25">import java.util.ArrayList;</span>
<span class="source-line-no">026</span><span id="line-26">import java.util.Collections;</span>
<span class="source-line-no">027</span><span id="line-27">import java.util.HashSet;</span>
<span class="source-line-no">028</span><span id="line-28">import java.util.List;</span>
<span class="source-line-no">029</span><span id="line-29">import java.util.Map;</span>
<span class="source-line-no">030</span><span id="line-30">import java.util.Set;</span>
<span class="source-line-no">031</span><span id="line-31">import java.util.TreeSet;</span>
<span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.conf.Configuration;</span>
<span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.fs.FSDataInputStream;</span>
<span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.fs.FSDataOutputStream;</span>
<span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.fs.FileStatus;</span>
<span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.fs.FileSystem;</span>
<span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.fs.Path;</span>
<span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.fs.PathFilter;</span>
<span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.HBaseTestingUtil;</span>
<span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.HConstants;</span>
<span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.TableName;</span>
<span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.TableNotEnabledException;</span>
<span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.client.Admin;</span>
<span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.client.BufferedMutator;</span>
<span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;</span>
<span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.client.Durability;</span>
<span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.client.Put;</span>
<span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.client.RegionInfo;</span>
<span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.client.RegionInfoBuilder;</span>
<span class="source-line-no">050</span><span id="line-50">import org.apache.hadoop.hbase.client.RegionReplicaUtil;</span>
<span class="source-line-no">051</span><span id="line-51">import org.apache.hadoop.hbase.client.SnapshotDescription;</span>
<span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.hbase.client.SnapshotType;</span>
<span class="source-line-no">053</span><span id="line-53">import org.apache.hadoop.hbase.client.Table;</span>
<span class="source-line-no">054</span><span id="line-54">import org.apache.hadoop.hbase.client.TableDescriptor;</span>
<span class="source-line-no">055</span><span id="line-55">import org.apache.hadoop.hbase.client.TableDescriptorBuilder;</span>
<span class="source-line-no">056</span><span id="line-56">import org.apache.hadoop.hbase.errorhandling.ForeignExceptionDispatcher;</span>
<span class="source-line-no">057</span><span id="line-57">import org.apache.hadoop.hbase.io.HFileLink;</span>
<span class="source-line-no">058</span><span id="line-58">import org.apache.hadoop.hbase.master.HMaster;</span>
<span class="source-line-no">059</span><span id="line-59">import org.apache.hadoop.hbase.master.MasterFileSystem;</span>
<span class="source-line-no">060</span><span id="line-60">import org.apache.hadoop.hbase.mob.MobUtils;</span>
<span class="source-line-no">061</span><span id="line-61">import org.apache.hadoop.hbase.regionserver.HRegion;</span>
<span class="source-line-no">062</span><span id="line-62">import org.apache.hadoop.hbase.regionserver.HRegionFileSystem;</span>
<span class="source-line-no">063</span><span id="line-63">import org.apache.hadoop.hbase.regionserver.HRegionServer;</span>
<span class="source-line-no">064</span><span id="line-64">import org.apache.hadoop.hbase.util.Bytes;</span>
<span class="source-line-no">065</span><span id="line-65">import org.apache.hadoop.hbase.util.CommonFSUtils;</span>
<span class="source-line-no">066</span><span id="line-66">import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;</span>
<span class="source-line-no">067</span><span id="line-67">import org.apache.hadoop.hbase.util.FSTableDescriptors;</span>
<span class="source-line-no">068</span><span id="line-68">import org.apache.hadoop.hbase.util.FSVisitor;</span>
<span class="source-line-no">069</span><span id="line-69">import org.apache.hadoop.hbase.util.MD5Hash;</span>
<span class="source-line-no">070</span><span id="line-70">import org.apache.yetus.audience.InterfaceAudience;</span>
<span class="source-line-no">071</span><span id="line-71">import org.junit.Assert;</span>
<span class="source-line-no">072</span><span id="line-72">import org.slf4j.Logger;</span>
<span class="source-line-no">073</span><span id="line-73">import org.slf4j.LoggerFactory;</span>
<span class="source-line-no">074</span><span id="line-74"></span>
<span class="source-line-no">075</span><span id="line-75">import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;</span>
<span class="source-line-no">076</span><span id="line-76">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSnapshotDoneRequest;</span>
<span class="source-line-no">077</span><span id="line-77">import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos;</span>
<span class="source-line-no">078</span><span id="line-78">import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotRegionManifest;</span>
<span class="source-line-no">079</span><span id="line-79"></span>
<span class="source-line-no">080</span><span id="line-80">/**</span>
<span class="source-line-no">081</span><span id="line-81"> * Utilities class for snapshots</span>
<span class="source-line-no">082</span><span id="line-82"> */</span>
<span class="source-line-no">083</span><span id="line-83">@InterfaceAudience.Private</span>
<span class="source-line-no">084</span><span id="line-84">public final class SnapshotTestingUtils {</span>
<span class="source-line-no">085</span><span id="line-85"> private static final Logger LOG = LoggerFactory.getLogger(SnapshotTestingUtils.class);</span>
<span class="source-line-no">086</span><span id="line-86"></span>
<span class="source-line-no">087</span><span id="line-87"> // default number of regions (and keys) given by getSplitKeys() and createTable()</span>
<span class="source-line-no">088</span><span id="line-88"> private static byte[] KEYS = Bytes.toBytes("0123456");</span>
<span class="source-line-no">089</span><span id="line-89"></span>
<span class="source-line-no">090</span><span id="line-90"> private SnapshotTestingUtils() {</span>
<span class="source-line-no">091</span><span id="line-91"> // private constructor for utility class</span>
<span class="source-line-no">092</span><span id="line-92"> }</span>
<span class="source-line-no">093</span><span id="line-93"></span>
<span class="source-line-no">094</span><span id="line-94"> /**</span>
<span class="source-line-no">095</span><span id="line-95"> * Assert that we don't have any snapshots lists if the admin operation fails</span>
<span class="source-line-no">096</span><span id="line-96"> */</span>
<span class="source-line-no">097</span><span id="line-97"> public static void assertNoSnapshots(Admin admin) throws IOException {</span>
<span class="source-line-no">098</span><span id="line-98"> assertEquals("Have some previous snapshots", 0, admin.listSnapshots().size());</span>
<span class="source-line-no">099</span><span id="line-99"> }</span>
<span class="source-line-no">100</span><span id="line-100"></span>
<span class="source-line-no">101</span><span id="line-101"> /**</span>
<span class="source-line-no">102</span><span id="line-102"> * Make sure that there is only one snapshot returned from the master and its name and table match</span>
<span class="source-line-no">103</span><span id="line-103"> * the passed in parameters.</span>
<span class="source-line-no">104</span><span id="line-104"> */</span>
<span class="source-line-no">105</span><span id="line-105"> public static List&lt;SnapshotDescription&gt; assertExistsMatchingSnapshot(Admin admin,</span>
<span class="source-line-no">106</span><span id="line-106"> String snapshotName, TableName tableName) throws IOException {</span>
<span class="source-line-no">107</span><span id="line-107"> // list the snapshot</span>
<span class="source-line-no">108</span><span id="line-108"> List&lt;SnapshotDescription&gt; snapshots = admin.listSnapshots();</span>
<span class="source-line-no">109</span><span id="line-109"></span>
<span class="source-line-no">110</span><span id="line-110"> List&lt;SnapshotDescription&gt; returnedSnapshots = new ArrayList&lt;&gt;();</span>
<span class="source-line-no">111</span><span id="line-111"> for (SnapshotDescription sd : snapshots) {</span>
<span class="source-line-no">112</span><span id="line-112"> if (snapshotName.equals(sd.getName()) &amp;&amp; tableName.equals(sd.getTableName())) {</span>
<span class="source-line-no">113</span><span id="line-113"> returnedSnapshots.add(sd);</span>
<span class="source-line-no">114</span><span id="line-114"> }</span>
<span class="source-line-no">115</span><span id="line-115"> }</span>
<span class="source-line-no">116</span><span id="line-116"></span>
<span class="source-line-no">117</span><span id="line-117"> Assert.assertTrue("No matching snapshots found.", returnedSnapshots.size() &gt; 0);</span>
<span class="source-line-no">118</span><span id="line-118"> return returnedSnapshots;</span>
<span class="source-line-no">119</span><span id="line-119"> }</span>
<span class="source-line-no">120</span><span id="line-120"></span>
<span class="source-line-no">121</span><span id="line-121"> /**</span>
<span class="source-line-no">122</span><span id="line-122"> * Make sure that there is only one snapshot returned from the master</span>
<span class="source-line-no">123</span><span id="line-123"> */</span>
<span class="source-line-no">124</span><span id="line-124"> public static void assertOneSnapshotThatMatches(Admin admin,</span>
<span class="source-line-no">125</span><span id="line-125"> SnapshotProtos.SnapshotDescription snapshot) throws IOException {</span>
<span class="source-line-no">126</span><span id="line-126"> assertOneSnapshotThatMatches(admin, snapshot.getName(), TableName.valueOf(snapshot.getTable()));</span>
<span class="source-line-no">127</span><span id="line-127"> }</span>
<span class="source-line-no">128</span><span id="line-128"></span>
<span class="source-line-no">129</span><span id="line-129"> /**</span>
<span class="source-line-no">130</span><span id="line-130"> * Make sure that there is only one snapshot returned from the master and its name and table match</span>
<span class="source-line-no">131</span><span id="line-131"> * the passed in parameters.</span>
<span class="source-line-no">132</span><span id="line-132"> */</span>
<span class="source-line-no">133</span><span id="line-133"> public static List&lt;SnapshotDescription&gt; assertOneSnapshotThatMatches(Admin admin,</span>
<span class="source-line-no">134</span><span id="line-134"> String snapshotName, TableName tableName) throws IOException {</span>
<span class="source-line-no">135</span><span id="line-135"> // list the snapshot</span>
<span class="source-line-no">136</span><span id="line-136"> List&lt;SnapshotDescription&gt; snapshots = admin.listSnapshots();</span>
<span class="source-line-no">137</span><span id="line-137"></span>
<span class="source-line-no">138</span><span id="line-138"> assertEquals("Should only have 1 snapshot", 1, snapshots.size());</span>
<span class="source-line-no">139</span><span id="line-139"> assertEquals(snapshotName, snapshots.get(0).getName());</span>
<span class="source-line-no">140</span><span id="line-140"> assertEquals(tableName, snapshots.get(0).getTableName());</span>
<span class="source-line-no">141</span><span id="line-141"></span>
<span class="source-line-no">142</span><span id="line-142"> return snapshots;</span>
<span class="source-line-no">143</span><span id="line-143"> }</span>
<span class="source-line-no">144</span><span id="line-144"></span>
<span class="source-line-no">145</span><span id="line-145"> /**</span>
<span class="source-line-no">146</span><span id="line-146"> * Make sure that there is only one snapshot returned from the master and its name and table match</span>
<span class="source-line-no">147</span><span id="line-147"> * the passed in parameters.</span>
<span class="source-line-no">148</span><span id="line-148"> */</span>
<span class="source-line-no">149</span><span id="line-149"> public static List&lt;SnapshotDescription&gt; assertOneSnapshotThatMatches(Admin admin, byte[] snapshot,</span>
<span class="source-line-no">150</span><span id="line-150"> TableName tableName) throws IOException {</span>
<span class="source-line-no">151</span><span id="line-151"> return assertOneSnapshotThatMatches(admin, Bytes.toString(snapshot), tableName);</span>
<span class="source-line-no">152</span><span id="line-152"> }</span>
<span class="source-line-no">153</span><span id="line-153"></span>
<span class="source-line-no">154</span><span id="line-154"> public static void confirmSnapshotValid(HBaseTestingUtil testUtil,</span>
<span class="source-line-no">155</span><span id="line-155"> SnapshotProtos.SnapshotDescription snapshotDescriptor, TableName tableName, byte[] family)</span>
<span class="source-line-no">156</span><span id="line-156"> throws IOException {</span>
<span class="source-line-no">157</span><span id="line-157"> MasterFileSystem mfs = testUtil.getHBaseCluster().getMaster().getMasterFileSystem();</span>
<span class="source-line-no">158</span><span id="line-158"> confirmSnapshotValid(snapshotDescriptor, tableName, family, mfs.getRootDir(),</span>
<span class="source-line-no">159</span><span id="line-159"> testUtil.getAdmin(), mfs.getFileSystem());</span>
<span class="source-line-no">160</span><span id="line-160"> }</span>
<span class="source-line-no">161</span><span id="line-161"></span>
<span class="source-line-no">162</span><span id="line-162"> /**</span>
<span class="source-line-no">163</span><span id="line-163"> * Confirm that the snapshot contains references to all the files that should be in the snapshot.</span>
<span class="source-line-no">164</span><span id="line-164"> */</span>
<span class="source-line-no">165</span><span id="line-165"> public static void confirmSnapshotValid(SnapshotProtos.SnapshotDescription snapshotDescriptor,</span>
<span class="source-line-no">166</span><span id="line-166"> TableName tableName, byte[] testFamily, Path rootDir, Admin admin, FileSystem fs)</span>
<span class="source-line-no">167</span><span id="line-167"> throws IOException {</span>
<span class="source-line-no">168</span><span id="line-168"> ArrayList nonEmptyTestFamilies = new ArrayList(1);</span>
<span class="source-line-no">169</span><span id="line-169"> nonEmptyTestFamilies.add(testFamily);</span>
<span class="source-line-no">170</span><span id="line-170"> confirmSnapshotValid(snapshotDescriptor, tableName, nonEmptyTestFamilies, null, rootDir, admin,</span>
<span class="source-line-no">171</span><span id="line-171"> fs);</span>
<span class="source-line-no">172</span><span id="line-172"> }</span>
<span class="source-line-no">173</span><span id="line-173"></span>
<span class="source-line-no">174</span><span id="line-174"> /**</span>
<span class="source-line-no">175</span><span id="line-175"> * Confirm that the snapshot has no references files but only metadata.</span>
<span class="source-line-no">176</span><span id="line-176"> */</span>
<span class="source-line-no">177</span><span id="line-177"> public static void confirmEmptySnapshotValid(</span>
<span class="source-line-no">178</span><span id="line-178"> SnapshotProtos.SnapshotDescription snapshotDescriptor, TableName tableName, byte[] testFamily,</span>
<span class="source-line-no">179</span><span id="line-179"> Path rootDir, Admin admin, FileSystem fs) throws IOException {</span>
<span class="source-line-no">180</span><span id="line-180"> ArrayList emptyTestFamilies = new ArrayList(1);</span>
<span class="source-line-no">181</span><span id="line-181"> emptyTestFamilies.add(testFamily);</span>
<span class="source-line-no">182</span><span id="line-182"> confirmSnapshotValid(snapshotDescriptor, tableName, null, emptyTestFamilies, rootDir, admin,</span>
<span class="source-line-no">183</span><span id="line-183"> fs);</span>
<span class="source-line-no">184</span><span id="line-184"> }</span>
<span class="source-line-no">185</span><span id="line-185"></span>
<span class="source-line-no">186</span><span id="line-186"> /**</span>
<span class="source-line-no">187</span><span id="line-187"> * Confirm that the snapshot contains references to all the files that should be in the snapshot.</span>
<span class="source-line-no">188</span><span id="line-188"> * This method also perform some redundant check like the existence of the snapshotinfo or the</span>
<span class="source-line-no">189</span><span id="line-189"> * regioninfo which are done always by the MasterSnapshotVerifier, at the end of the snapshot</span>
<span class="source-line-no">190</span><span id="line-190"> * operation.</span>
<span class="source-line-no">191</span><span id="line-191"> */</span>
<span class="source-line-no">192</span><span id="line-192"> public static void confirmSnapshotValid(SnapshotProtos.SnapshotDescription snapshotDescriptor,</span>
<span class="source-line-no">193</span><span id="line-193"> TableName tableName, List&lt;byte[]&gt; nonEmptyTestFamilies, List&lt;byte[]&gt; emptyTestFamilies,</span>
<span class="source-line-no">194</span><span id="line-194"> Path rootDir, Admin admin, FileSystem fs) throws IOException {</span>
<span class="source-line-no">195</span><span id="line-195"> final Configuration conf = admin.getConfiguration();</span>
<span class="source-line-no">196</span><span id="line-196"></span>
<span class="source-line-no">197</span><span id="line-197"> // check snapshot dir</span>
<span class="source-line-no">198</span><span id="line-198"> Path snapshotDir =</span>
<span class="source-line-no">199</span><span id="line-199"> SnapshotDescriptionUtils.getCompletedSnapshotDir(snapshotDescriptor, rootDir);</span>
<span class="source-line-no">200</span><span id="line-200"> assertTrue("target snapshot directory, '" + snapshotDir + "', doesn't exist.",</span>
<span class="source-line-no">201</span><span id="line-201"> fs.exists(snapshotDir));</span>
<span class="source-line-no">202</span><span id="line-202"></span>
<span class="source-line-no">203</span><span id="line-203"> SnapshotProtos.SnapshotDescription desc =</span>
<span class="source-line-no">204</span><span id="line-204"> SnapshotDescriptionUtils.readSnapshotInfo(fs, snapshotDir);</span>
<span class="source-line-no">205</span><span id="line-205"></span>
<span class="source-line-no">206</span><span id="line-206"> // Extract regions and families with store files</span>
<span class="source-line-no">207</span><span id="line-207"> final Set&lt;byte[]&gt; snapshotFamilies = new TreeSet&lt;&gt;(Bytes.BYTES_COMPARATOR);</span>
<span class="source-line-no">208</span><span id="line-208"></span>
<span class="source-line-no">209</span><span id="line-209"> SnapshotManifest manifest = SnapshotManifest.open(conf, fs, snapshotDir, desc);</span>
<span class="source-line-no">210</span><span id="line-210"> Map&lt;String, SnapshotRegionManifest&gt; regionManifests = manifest.getRegionManifestsMap();</span>
<span class="source-line-no">211</span><span id="line-211"> for (SnapshotRegionManifest regionManifest : regionManifests.values()) {</span>
<span class="source-line-no">212</span><span id="line-212"> SnapshotReferenceUtil.visitRegionStoreFiles(regionManifest,</span>
<span class="source-line-no">213</span><span id="line-213"> new SnapshotReferenceUtil.StoreFileVisitor() {</span>
<span class="source-line-no">214</span><span id="line-214"> @Override</span>
<span class="source-line-no">215</span><span id="line-215"> public void storeFile(final RegionInfo regionInfo, final String family,</span>
<span class="source-line-no">216</span><span id="line-216"> final SnapshotRegionManifest.StoreFile storeFile) throws IOException {</span>
<span class="source-line-no">217</span><span id="line-217"> snapshotFamilies.add(Bytes.toBytes(family));</span>
<span class="source-line-no">218</span><span id="line-218"> }</span>
<span class="source-line-no">219</span><span id="line-219"> });</span>
<span class="source-line-no">220</span><span id="line-220"> }</span>
<span class="source-line-no">221</span><span id="line-221"> // Verify that there are store files in the specified families</span>
<span class="source-line-no">222</span><span id="line-222"> if (nonEmptyTestFamilies != null) {</span>
<span class="source-line-no">223</span><span id="line-223"> for (final byte[] familyName : nonEmptyTestFamilies) {</span>
<span class="source-line-no">224</span><span id="line-224"> assertTrue("Expected snapshot to contain family '" + Bytes.toString(familyName)</span>
<span class="source-line-no">225</span><span id="line-225"> + "', but it does not.", snapshotFamilies.contains(familyName));</span>
<span class="source-line-no">226</span><span id="line-226"> }</span>
<span class="source-line-no">227</span><span id="line-227"> }</span>
<span class="source-line-no">228</span><span id="line-228"></span>
<span class="source-line-no">229</span><span id="line-229"> // Verify that there are no store files in the specified families</span>
<span class="source-line-no">230</span><span id="line-230"> if (emptyTestFamilies != null) {</span>
<span class="source-line-no">231</span><span id="line-231"> for (final byte[] familyName : emptyTestFamilies) {</span>
<span class="source-line-no">232</span><span id="line-232"> assertFalse("Expected snapshot to skip empty family '" + Bytes.toString(familyName)</span>
<span class="source-line-no">233</span><span id="line-233"> + "', but it is present.", snapshotFamilies.contains(familyName));</span>
<span class="source-line-no">234</span><span id="line-234"> }</span>
<span class="source-line-no">235</span><span id="line-235"> }</span>
<span class="source-line-no">236</span><span id="line-236"></span>
<span class="source-line-no">237</span><span id="line-237"> // check the region snapshot for all the regions</span>
<span class="source-line-no">238</span><span id="line-238"> List&lt;RegionInfo&gt; regions = admin.getRegions(tableName);</span>
<span class="source-line-no">239</span><span id="line-239"> // remove the non-default regions</span>
<span class="source-line-no">240</span><span id="line-240"> RegionReplicaUtil.removeNonDefaultRegions(regions);</span>
<span class="source-line-no">241</span><span id="line-241"> boolean hasMob =</span>
<span class="source-line-no">242</span><span id="line-242"> regionManifests.containsKey(MobUtils.getMobRegionInfo(tableName).getEncodedName());</span>
<span class="source-line-no">243</span><span id="line-243"> if (hasMob) {</span>
<span class="source-line-no">244</span><span id="line-244"> assertEquals("Wrong number of regions.", regions.size(), regionManifests.size() - 1);</span>
<span class="source-line-no">245</span><span id="line-245"> } else {</span>
<span class="source-line-no">246</span><span id="line-246"> // if create snapshot when table splitting, parent region will be included to the snapshot</span>
<span class="source-line-no">247</span><span id="line-247"> // region manifest. we should exclude the parent regions.</span>
<span class="source-line-no">248</span><span id="line-248"> int regionCountExclusiveSplitParent = 0;</span>
<span class="source-line-no">249</span><span id="line-249"> for (SnapshotRegionManifest snapshotRegionManifest : regionManifests.values()) {</span>
<span class="source-line-no">250</span><span id="line-250"> RegionInfo hri = ProtobufUtil.toRegionInfo(snapshotRegionManifest.getRegionInfo());</span>
<span class="source-line-no">251</span><span id="line-251"> if (hri.isOffline() &amp;&amp; (hri.isSplit() || hri.isSplitParent())) {</span>
<span class="source-line-no">252</span><span id="line-252"> continue;</span>
<span class="source-line-no">253</span><span id="line-253"> }</span>
<span class="source-line-no">254</span><span id="line-254"> regionCountExclusiveSplitParent++;</span>
<span class="source-line-no">255</span><span id="line-255"> }</span>
<span class="source-line-no">256</span><span id="line-256"> assertEquals("Wrong number of regions.", regions.size(), regionCountExclusiveSplitParent);</span>
<span class="source-line-no">257</span><span id="line-257"> }</span>
<span class="source-line-no">258</span><span id="line-258"></span>
<span class="source-line-no">259</span><span id="line-259"> // Verify Regions (redundant check, see MasterSnapshotVerifier)</span>
<span class="source-line-no">260</span><span id="line-260"> for (RegionInfo info : regions) {</span>
<span class="source-line-no">261</span><span id="line-261"> String regionName = info.getEncodedName();</span>
<span class="source-line-no">262</span><span id="line-262"> assertTrue("Missing region name: '" + regionName + "'",</span>
<span class="source-line-no">263</span><span id="line-263"> regionManifests.containsKey(regionName));</span>
<span class="source-line-no">264</span><span id="line-264"> }</span>
<span class="source-line-no">265</span><span id="line-265"> }</span>
<span class="source-line-no">266</span><span id="line-266"></span>
<span class="source-line-no">267</span><span id="line-267"> /*</span>
<span class="source-line-no">268</span><span id="line-268"> * Take snapshot with maximum of numTries attempts, ignoring CorruptedSnapshotException except for</span>
<span class="source-line-no">269</span><span id="line-269"> * the last CorruptedSnapshotException</span>
<span class="source-line-no">270</span><span id="line-270"> */</span>
<span class="source-line-no">271</span><span id="line-271"> public static void snapshot(Admin admin, final String snapshotName, final TableName tableName,</span>
<span class="source-line-no">272</span><span id="line-272"> final SnapshotType type, final int numTries) throws IOException {</span>
<span class="source-line-no">273</span><span id="line-273"> snapshot(admin, snapshotName, tableName, type, numTries, null);</span>
<span class="source-line-no">274</span><span id="line-274"> }</span>
<span class="source-line-no">275</span><span id="line-275"></span>
<span class="source-line-no">276</span><span id="line-276"> /*</span>
<span class="source-line-no">277</span><span id="line-277"> * Take snapshot having snapshot properties with maximum of numTries attempts, ignoring</span>
<span class="source-line-no">278</span><span id="line-278"> * CorruptedSnapshotException except for the last CorruptedSnapshotException</span>
<span class="source-line-no">279</span><span id="line-279"> */</span>
<span class="source-line-no">280</span><span id="line-280"> public static void snapshot(Admin admin, final String snapshotName, final TableName tableName,</span>
<span class="source-line-no">281</span><span id="line-281"> final SnapshotType type, final int numTries, Map&lt;String, Object&gt; snapshotProps)</span>
<span class="source-line-no">282</span><span id="line-282"> throws IOException {</span>
<span class="source-line-no">283</span><span id="line-283"> int tries = 0;</span>
<span class="source-line-no">284</span><span id="line-284"> CorruptedSnapshotException lastEx = null;</span>
<span class="source-line-no">285</span><span id="line-285"> while (tries++ &lt; numTries) {</span>
<span class="source-line-no">286</span><span id="line-286"> try {</span>
<span class="source-line-no">287</span><span id="line-287"> admin.snapshot(snapshotName, tableName, type, snapshotProps);</span>
<span class="source-line-no">288</span><span id="line-288"> return;</span>
<span class="source-line-no">289</span><span id="line-289"> } catch (CorruptedSnapshotException cse) {</span>
<span class="source-line-no">290</span><span id="line-290"> LOG.warn("Got CorruptedSnapshotException", cse);</span>
<span class="source-line-no">291</span><span id="line-291"> lastEx = cse;</span>
<span class="source-line-no">292</span><span id="line-292"> }</span>
<span class="source-line-no">293</span><span id="line-293"> }</span>
<span class="source-line-no">294</span><span id="line-294"> throw lastEx;</span>
<span class="source-line-no">295</span><span id="line-295"> }</span>
<span class="source-line-no">296</span><span id="line-296"></span>
<span class="source-line-no">297</span><span id="line-297"> public static void cleanupSnapshot(Admin admin, byte[] tableName) throws IOException {</span>
<span class="source-line-no">298</span><span id="line-298"> SnapshotTestingUtils.cleanupSnapshot(admin, Bytes.toString(tableName));</span>
<span class="source-line-no">299</span><span id="line-299"> }</span>
<span class="source-line-no">300</span><span id="line-300"></span>
<span class="source-line-no">301</span><span id="line-301"> public static void cleanupSnapshot(Admin admin, String snapshotName) throws IOException {</span>
<span class="source-line-no">302</span><span id="line-302"> // delete the taken snapshot</span>
<span class="source-line-no">303</span><span id="line-303"> admin.deleteSnapshot(snapshotName);</span>
<span class="source-line-no">304</span><span id="line-304"> assertNoSnapshots(admin);</span>
<span class="source-line-no">305</span><span id="line-305"> }</span>
<span class="source-line-no">306</span><span id="line-306"></span>
<span class="source-line-no">307</span><span id="line-307"> /**</span>
<span class="source-line-no">308</span><span id="line-308"> * Expect the snapshot to throw an error when checking if the snapshot is complete</span>
<span class="source-line-no">309</span><span id="line-309"> * @param master master to check</span>
<span class="source-line-no">310</span><span id="line-310"> * @param snapshot the {@link SnapshotDescription} request to pass to the master</span>
<span class="source-line-no">311</span><span id="line-311"> * @param clazz expected exception from the master</span>
<span class="source-line-no">312</span><span id="line-312"> */</span>
<span class="source-line-no">313</span><span id="line-313"> public static void expectSnapshotDoneException(HMaster master, IsSnapshotDoneRequest snapshot,</span>
<span class="source-line-no">314</span><span id="line-314"> Class&lt;? extends HBaseSnapshotException&gt; clazz) {</span>
<span class="source-line-no">315</span><span id="line-315"> try {</span>
<span class="source-line-no">316</span><span id="line-316"> master.getMasterRpcServices().isSnapshotDone(null, snapshot);</span>
<span class="source-line-no">317</span><span id="line-317"> Assert.fail("didn't fail to lookup a snapshot");</span>
<span class="source-line-no">318</span><span id="line-318"> } catch (org.apache.hbase.thirdparty.com.google.protobuf.ServiceException se) {</span>
<span class="source-line-no">319</span><span id="line-319"> try {</span>
<span class="source-line-no">320</span><span id="line-320"> throw ProtobufUtil.handleRemoteException(se);</span>
<span class="source-line-no">321</span><span id="line-321"> } catch (HBaseSnapshotException e) {</span>
<span class="source-line-no">322</span><span id="line-322"> assertEquals("Threw wrong snapshot exception!", clazz, e.getClass());</span>
<span class="source-line-no">323</span><span id="line-323"> } catch (Throwable t) {</span>
<span class="source-line-no">324</span><span id="line-324"> Assert.fail("Threw an unexpected exception:" + t);</span>
<span class="source-line-no">325</span><span id="line-325"> }</span>
<span class="source-line-no">326</span><span id="line-326"> }</span>
<span class="source-line-no">327</span><span id="line-327"> }</span>
<span class="source-line-no">328</span><span id="line-328"></span>
<span class="source-line-no">329</span><span id="line-329"> /**</span>
<span class="source-line-no">330</span><span id="line-330"> * List all the HFiles in the given table</span>
<span class="source-line-no">331</span><span id="line-331"> * @param fs FileSystem where the table lives</span>
<span class="source-line-no">332</span><span id="line-332"> * @param tableDir directory of the table</span>
<span class="source-line-no">333</span><span id="line-333"> * @return array of the current HFiles in the table (could be a zero-length array)</span>
<span class="source-line-no">334</span><span id="line-334"> * @throws IOException on unexecpted error reading the FS</span>
<span class="source-line-no">335</span><span id="line-335"> */</span>
<span class="source-line-no">336</span><span id="line-336"> public static ArrayList&lt;String&gt; listHFileNames(final FileSystem fs, final Path tableDir)</span>
<span class="source-line-no">337</span><span id="line-337"> throws IOException {</span>
<span class="source-line-no">338</span><span id="line-338"> final ArrayList&lt;String&gt; hfiles = new ArrayList&lt;&gt;();</span>
<span class="source-line-no">339</span><span id="line-339"> FSVisitor.visitTableStoreFiles(fs, tableDir, new FSVisitor.StoreFileVisitor() {</span>
<span class="source-line-no">340</span><span id="line-340"> @Override</span>
<span class="source-line-no">341</span><span id="line-341"> public void storeFile(final String region, final String family, final String hfileName)</span>
<span class="source-line-no">342</span><span id="line-342"> throws IOException {</span>
<span class="source-line-no">343</span><span id="line-343"> hfiles.add(hfileName);</span>
<span class="source-line-no">344</span><span id="line-344"> }</span>
<span class="source-line-no">345</span><span id="line-345"> });</span>
<span class="source-line-no">346</span><span id="line-346"> Collections.sort(hfiles);</span>
<span class="source-line-no">347</span><span id="line-347"> return hfiles;</span>
<span class="source-line-no">348</span><span id="line-348"> }</span>
<span class="source-line-no">349</span><span id="line-349"></span>
<span class="source-line-no">350</span><span id="line-350"> /**</span>
<span class="source-line-no">351</span><span id="line-351"> * Take a snapshot of the specified table and verify that the given family is not empty. Note that</span>
<span class="source-line-no">352</span><span id="line-352"> * this will leave the table disabled in the case of an offline snapshot.</span>
<span class="source-line-no">353</span><span id="line-353"> */</span>
<span class="source-line-no">354</span><span id="line-354"> public static void createSnapshotAndValidate(Admin admin, TableName tableName, String familyName,</span>
<span class="source-line-no">355</span><span id="line-355"> String snapshotNameString, Path rootDir, FileSystem fs, boolean onlineSnapshot)</span>
<span class="source-line-no">356</span><span id="line-356"> throws Exception {</span>
<span class="source-line-no">357</span><span id="line-357"> ArrayList&lt;byte[]&gt; nonEmptyFamilyNames = new ArrayList&lt;&gt;(1);</span>
<span class="source-line-no">358</span><span id="line-358"> nonEmptyFamilyNames.add(Bytes.toBytes(familyName));</span>
<span class="source-line-no">359</span><span id="line-359"> createSnapshotAndValidate(admin, tableName, nonEmptyFamilyNames, /* emptyFamilyNames= */ null,</span>
<span class="source-line-no">360</span><span id="line-360"> snapshotNameString, rootDir, fs, onlineSnapshot);</span>
<span class="source-line-no">361</span><span id="line-361"> }</span>
<span class="source-line-no">362</span><span id="line-362"></span>
<span class="source-line-no">363</span><span id="line-363"> /**</span>
<span class="source-line-no">364</span><span id="line-364"> * Take a snapshot of the specified table and verify the given families. Note that this will leave</span>
<span class="source-line-no">365</span><span id="line-365"> * the table disabled in the case of an offline snapshot.</span>
<span class="source-line-no">366</span><span id="line-366"> */</span>
<span class="source-line-no">367</span><span id="line-367"> public static void createSnapshotAndValidate(Admin admin, TableName tableName,</span>
<span class="source-line-no">368</span><span id="line-368"> List&lt;byte[]&gt; nonEmptyFamilyNames, List&lt;byte[]&gt; emptyFamilyNames, String snapshotNameString,</span>
<span class="source-line-no">369</span><span id="line-369"> Path rootDir, FileSystem fs, boolean onlineSnapshot) throws Exception {</span>
<span class="source-line-no">370</span><span id="line-370"> if (!onlineSnapshot) {</span>
<span class="source-line-no">371</span><span id="line-371"> try {</span>
<span class="source-line-no">372</span><span id="line-372"> LOG.info("prepping for offline snapshot.");</span>
<span class="source-line-no">373</span><span id="line-373"> admin.disableTable(tableName);</span>
<span class="source-line-no">374</span><span id="line-374"> } catch (TableNotEnabledException tne) {</span>
<span class="source-line-no">375</span><span id="line-375"> LOG.info("In attempting to disable " + tableName + " it turns out that the this table is "</span>
<span class="source-line-no">376</span><span id="line-376"> + "already disabled.");</span>
<span class="source-line-no">377</span><span id="line-377"> }</span>
<span class="source-line-no">378</span><span id="line-378"> }</span>
<span class="source-line-no">379</span><span id="line-379"> LOG.info("taking snapshot.");</span>
<span class="source-line-no">380</span><span id="line-380"> admin.snapshot(snapshotNameString, tableName);</span>
<span class="source-line-no">381</span><span id="line-381"></span>
<span class="source-line-no">382</span><span id="line-382"> LOG.info("Confirming snapshot exists.");</span>
<span class="source-line-no">383</span><span id="line-383"> List&lt;SnapshotDescription&gt; snapshots =</span>
<span class="source-line-no">384</span><span id="line-384"> SnapshotTestingUtils.assertExistsMatchingSnapshot(admin, snapshotNameString, tableName);</span>
<span class="source-line-no">385</span><span id="line-385"> if (snapshots == null || snapshots.size() != 1) {</span>
<span class="source-line-no">386</span><span id="line-386"> Assert.fail("Incorrect number of snapshots for table " + tableName);</span>
<span class="source-line-no">387</span><span id="line-387"> }</span>
<span class="source-line-no">388</span><span id="line-388"></span>
<span class="source-line-no">389</span><span id="line-389"> LOG.info("validating snapshot.");</span>
<span class="source-line-no">390</span><span id="line-390"> SnapshotTestingUtils.confirmSnapshotValid(</span>
<span class="source-line-no">391</span><span id="line-391"> ProtobufUtil.createHBaseProtosSnapshotDesc(snapshots.get(0)), tableName, nonEmptyFamilyNames,</span>
<span class="source-line-no">392</span><span id="line-392"> emptyFamilyNames, rootDir, admin, fs);</span>
<span class="source-line-no">393</span><span id="line-393"> }</span>
<span class="source-line-no">394</span><span id="line-394"></span>
<span class="source-line-no">395</span><span id="line-395"> /**</span>
<span class="source-line-no">396</span><span id="line-396"> * Corrupt the specified snapshot by deleting some files.</span>
<span class="source-line-no">397</span><span id="line-397"> * @param util {@link HBaseTestingUtil}</span>
<span class="source-line-no">398</span><span id="line-398"> * @param snapshotName name of the snapshot to corrupt</span>
<span class="source-line-no">399</span><span id="line-399"> * @return array of the corrupted HFiles</span>
<span class="source-line-no">400</span><span id="line-400"> * @throws IOException on unexecpted error reading the FS</span>
<span class="source-line-no">401</span><span id="line-401"> */</span>
<span class="source-line-no">402</span><span id="line-402"> public static ArrayList corruptSnapshot(final HBaseTestingUtil util, final String snapshotName)</span>
<span class="source-line-no">403</span><span id="line-403"> throws IOException {</span>
<span class="source-line-no">404</span><span id="line-404"> final MasterFileSystem mfs = util.getHBaseCluster().getMaster().getMasterFileSystem();</span>
<span class="source-line-no">405</span><span id="line-405"> final FileSystem fs = mfs.getFileSystem();</span>
<span class="source-line-no">406</span><span id="line-406"></span>
<span class="source-line-no">407</span><span id="line-407"> Path snapshotDir =</span>
<span class="source-line-no">408</span><span id="line-408"> SnapshotDescriptionUtils.getCompletedSnapshotDir(snapshotName, mfs.getRootDir());</span>
<span class="source-line-no">409</span><span id="line-409"> SnapshotProtos.SnapshotDescription snapshotDesc =</span>
<span class="source-line-no">410</span><span id="line-410"> SnapshotDescriptionUtils.readSnapshotInfo(fs, snapshotDir);</span>
<span class="source-line-no">411</span><span id="line-411"> final TableName table = TableName.valueOf(snapshotDesc.getTable());</span>
<span class="source-line-no">412</span><span id="line-412"></span>
<span class="source-line-no">413</span><span id="line-413"> final ArrayList corruptedFiles = new ArrayList();</span>
<span class="source-line-no">414</span><span id="line-414"> final Configuration conf = util.getConfiguration();</span>
<span class="source-line-no">415</span><span id="line-415"> SnapshotReferenceUtil.visitTableStoreFiles(conf, fs, snapshotDir, snapshotDesc,</span>
<span class="source-line-no">416</span><span id="line-416"> new SnapshotReferenceUtil.StoreFileVisitor() {</span>
<span class="source-line-no">417</span><span id="line-417"> @Override</span>
<span class="source-line-no">418</span><span id="line-418"> public void storeFile(final RegionInfo regionInfo, final String family,</span>
<span class="source-line-no">419</span><span id="line-419"> final SnapshotRegionManifest.StoreFile storeFile) throws IOException {</span>
<span class="source-line-no">420</span><span id="line-420"> String region = regionInfo.getEncodedName();</span>
<span class="source-line-no">421</span><span id="line-421"> String hfile = storeFile.getName();</span>
<span class="source-line-no">422</span><span id="line-422"> HFileLink link = HFileLink.build(conf, table, region, family, hfile);</span>
<span class="source-line-no">423</span><span id="line-423"> if (corruptedFiles.size() % 2 == 0) {</span>
<span class="source-line-no">424</span><span id="line-424"> fs.delete(link.getAvailablePath(fs), true);</span>
<span class="source-line-no">425</span><span id="line-425"> corruptedFiles.add(hfile);</span>
<span class="source-line-no">426</span><span id="line-426"> }</span>
<span class="source-line-no">427</span><span id="line-427"> }</span>
<span class="source-line-no">428</span><span id="line-428"> });</span>
<span class="source-line-no">429</span><span id="line-429"></span>
<span class="source-line-no">430</span><span id="line-430"> assertTrue(corruptedFiles.size() &gt; 0);</span>
<span class="source-line-no">431</span><span id="line-431"> return corruptedFiles;</span>
<span class="source-line-no">432</span><span id="line-432"> }</span>
<span class="source-line-no">433</span><span id="line-433"></span>
<span class="source-line-no">434</span><span id="line-434"> // ==========================================================================</span>
<span class="source-line-no">435</span><span id="line-435"> // Snapshot Mock</span>
<span class="source-line-no">436</span><span id="line-436"> // ==========================================================================</span>
<span class="source-line-no">437</span><span id="line-437"> public static class SnapshotMock {</span>
<span class="source-line-no">438</span><span id="line-438"> protected final static String TEST_FAMILY = "cf";</span>
<span class="source-line-no">439</span><span id="line-439"> public final static int TEST_NUM_REGIONS = 4;</span>
<span class="source-line-no">440</span><span id="line-440"></span>
<span class="source-line-no">441</span><span id="line-441"> private final Configuration conf;</span>
<span class="source-line-no">442</span><span id="line-442"> private final FileSystem fs;</span>
<span class="source-line-no">443</span><span id="line-443"> private final Path rootDir;</span>
<span class="source-line-no">444</span><span id="line-444"></span>
<span class="source-line-no">445</span><span id="line-445"> static class RegionData {</span>
<span class="source-line-no">446</span><span id="line-446"> public RegionInfo hri;</span>
<span class="source-line-no">447</span><span id="line-447"> public Path tableDir;</span>
<span class="source-line-no">448</span><span id="line-448"> public Path[] files;</span>
<span class="source-line-no">449</span><span id="line-449"></span>
<span class="source-line-no">450</span><span id="line-450"> public RegionData(final Path tableDir, final RegionInfo hri, final int nfiles) {</span>
<span class="source-line-no">451</span><span id="line-451"> this.tableDir = tableDir;</span>
<span class="source-line-no">452</span><span id="line-452"> this.hri = hri;</span>
<span class="source-line-no">453</span><span id="line-453"> this.files = new Path[nfiles];</span>
<span class="source-line-no">454</span><span id="line-454"> }</span>
<span class="source-line-no">455</span><span id="line-455"> }</span>
<span class="source-line-no">456</span><span id="line-456"></span>
<span class="source-line-no">457</span><span id="line-457"> public static class SnapshotBuilder {</span>
<span class="source-line-no">458</span><span id="line-458"> private final RegionData[] tableRegions;</span>
<span class="source-line-no">459</span><span id="line-459"> private final SnapshotProtos.SnapshotDescription desc;</span>
<span class="source-line-no">460</span><span id="line-460"> private final TableDescriptor htd;</span>
<span class="source-line-no">461</span><span id="line-461"> private final Configuration conf;</span>
<span class="source-line-no">462</span><span id="line-462"> private final FileSystem fs;</span>
<span class="source-line-no">463</span><span id="line-463"> private final Path rootDir;</span>
<span class="source-line-no">464</span><span id="line-464"> private Path snapshotDir;</span>
<span class="source-line-no">465</span><span id="line-465"> private int snapshotted = 0;</span>
<span class="source-line-no">466</span><span id="line-466"></span>
<span class="source-line-no">467</span><span id="line-467"> public SnapshotBuilder(final Configuration conf, final FileSystem fs, final Path rootDir,</span>
<span class="source-line-no">468</span><span id="line-468"> final TableDescriptor htd, final SnapshotProtos.SnapshotDescription desc,</span>
<span class="source-line-no">469</span><span id="line-469"> final RegionData[] tableRegions) throws IOException {</span>
<span class="source-line-no">470</span><span id="line-470"> this.fs = fs;</span>
<span class="source-line-no">471</span><span id="line-471"> this.conf = conf;</span>
<span class="source-line-no">472</span><span id="line-472"> this.rootDir = rootDir;</span>
<span class="source-line-no">473</span><span id="line-473"> this.htd = htd;</span>
<span class="source-line-no">474</span><span id="line-474"> this.desc = desc;</span>
<span class="source-line-no">475</span><span id="line-475"> this.tableRegions = tableRegions;</span>
<span class="source-line-no">476</span><span id="line-476"> this.snapshotDir = SnapshotDescriptionUtils.getWorkingSnapshotDir(desc, rootDir, conf);</span>
<span class="source-line-no">477</span><span id="line-477"> FSTableDescriptors.createTableDescriptorForTableDirectory(</span>
<span class="source-line-no">478</span><span id="line-478"> this.snapshotDir.getFileSystem(conf), snapshotDir, htd, false);</span>
<span class="source-line-no">479</span><span id="line-479"> }</span>
<span class="source-line-no">480</span><span id="line-480"></span>
<span class="source-line-no">481</span><span id="line-481"> public TableDescriptor getTableDescriptor() {</span>
<span class="source-line-no">482</span><span id="line-482"> return this.htd;</span>
<span class="source-line-no">483</span><span id="line-483"> }</span>
<span class="source-line-no">484</span><span id="line-484"></span>
<span class="source-line-no">485</span><span id="line-485"> public SnapshotProtos.SnapshotDescription getSnapshotDescription() {</span>
<span class="source-line-no">486</span><span id="line-486"> return this.desc;</span>
<span class="source-line-no">487</span><span id="line-487"> }</span>
<span class="source-line-no">488</span><span id="line-488"></span>
<span class="source-line-no">489</span><span id="line-489"> public Path getSnapshotsDir() {</span>
<span class="source-line-no">490</span><span id="line-490"> return this.snapshotDir;</span>
<span class="source-line-no">491</span><span id="line-491"> }</span>
<span class="source-line-no">492</span><span id="line-492"></span>
<span class="source-line-no">493</span><span id="line-493"> public Path[] addRegion() throws IOException {</span>
<span class="source-line-no">494</span><span id="line-494"> return addRegion(desc);</span>
<span class="source-line-no">495</span><span id="line-495"> }</span>
<span class="source-line-no">496</span><span id="line-496"></span>
<span class="source-line-no">497</span><span id="line-497"> public Path[] addRegionV1() throws IOException {</span>
<span class="source-line-no">498</span><span id="line-498"> return addRegion(</span>
<span class="source-line-no">499</span><span id="line-499"> desc.toBuilder().setVersion(SnapshotManifestV1.DESCRIPTOR_VERSION).build());</span>
<span class="source-line-no">500</span><span id="line-500"> }</span>
<span class="source-line-no">501</span><span id="line-501"></span>
<span class="source-line-no">502</span><span id="line-502"> public Path[] addRegionV2() throws IOException {</span>
<span class="source-line-no">503</span><span id="line-503"> return addRegion(</span>
<span class="source-line-no">504</span><span id="line-504"> desc.toBuilder().setVersion(SnapshotManifestV2.DESCRIPTOR_VERSION).build());</span>
<span class="source-line-no">505</span><span id="line-505"> }</span>
<span class="source-line-no">506</span><span id="line-506"></span>
<span class="source-line-no">507</span><span id="line-507"> private Path[] addRegion(final SnapshotProtos.SnapshotDescription desc) throws IOException {</span>
<span class="source-line-no">508</span><span id="line-508"> if (this.snapshotted == tableRegions.length) {</span>
<span class="source-line-no">509</span><span id="line-509"> throw new UnsupportedOperationException("No more regions in the table");</span>
<span class="source-line-no">510</span><span id="line-510"> }</span>
<span class="source-line-no">511</span><span id="line-511"></span>
<span class="source-line-no">512</span><span id="line-512"> RegionData regionData = tableRegions[this.snapshotted++];</span>
<span class="source-line-no">513</span><span id="line-513"> ForeignExceptionDispatcher monitor = new ForeignExceptionDispatcher(desc.getName());</span>
<span class="source-line-no">514</span><span id="line-514"> SnapshotManifest manifest = SnapshotManifest.create(conf, fs, snapshotDir, desc, monitor);</span>
<span class="source-line-no">515</span><span id="line-515"> manifest.addTableDescriptor(htd);</span>
<span class="source-line-no">516</span><span id="line-516"> manifest.addRegion(regionData.tableDir, regionData.hri);</span>
<span class="source-line-no">517</span><span id="line-517"> return regionData.files;</span>
<span class="source-line-no">518</span><span id="line-518"> }</span>
<span class="source-line-no">519</span><span id="line-519"></span>
<span class="source-line-no">520</span><span id="line-520"> private void corruptFile(Path p) throws IOException {</span>
<span class="source-line-no">521</span><span id="line-521"> String manifestName = p.getName();</span>
<span class="source-line-no">522</span><span id="line-522"></span>
<span class="source-line-no">523</span><span id="line-523"> // Rename the original region-manifest file</span>
<span class="source-line-no">524</span><span id="line-524"> Path newP = new Path(p.getParent(), manifestName + "1");</span>
<span class="source-line-no">525</span><span id="line-525"> fs.rename(p, newP);</span>
<span class="source-line-no">526</span><span id="line-526"></span>
<span class="source-line-no">527</span><span id="line-527"> // Create a new region-manifest file</span>
<span class="source-line-no">528</span><span id="line-528"> FSDataOutputStream out = fs.create(p);</span>
<span class="source-line-no">529</span><span id="line-529"></span>
<span class="source-line-no">530</span><span id="line-530"> // Copy the first 25 bytes of the original region-manifest into the new one,</span>
<span class="source-line-no">531</span><span id="line-531"> // make it a corrupted region-manifest file.</span>
<span class="source-line-no">532</span><span id="line-532"> FSDataInputStream input = fs.open(newP);</span>
<span class="source-line-no">533</span><span id="line-533"> byte[] buffer = new byte[25];</span>
<span class="source-line-no">534</span><span id="line-534"> int len = input.read(0, buffer, 0, 25);</span>
<span class="source-line-no">535</span><span id="line-535"> if (len &gt; 1) {</span>
<span class="source-line-no">536</span><span id="line-536"> out.write(buffer, 0, len - 1);</span>
<span class="source-line-no">537</span><span id="line-537"> }</span>
<span class="source-line-no">538</span><span id="line-538"> out.close();</span>
<span class="source-line-no">539</span><span id="line-539"></span>
<span class="source-line-no">540</span><span id="line-540"> // Delete the original region-manifest</span>
<span class="source-line-no">541</span><span id="line-541"> fs.delete(newP);</span>
<span class="source-line-no">542</span><span id="line-542"> }</span>
<span class="source-line-no">543</span><span id="line-543"></span>
<span class="source-line-no">544</span><span id="line-544"> /**</span>
<span class="source-line-no">545</span><span id="line-545"> * Corrupt one region-manifest file</span>
<span class="source-line-no">546</span><span id="line-546"> * @throws IOException on unexecpted error from the FS</span>
<span class="source-line-no">547</span><span id="line-547"> */</span>
<span class="source-line-no">548</span><span id="line-548"> public void corruptOneRegionManifest() throws IOException {</span>
<span class="source-line-no">549</span><span id="line-549"> FileStatus[] manifestFiles = CommonFSUtils.listStatus(fs, snapshotDir, new PathFilter() {</span>
<span class="source-line-no">550</span><span id="line-550"> @Override</span>
<span class="source-line-no">551</span><span id="line-551"> public boolean accept(Path path) {</span>
<span class="source-line-no">552</span><span id="line-552"> return path.getName().startsWith(SnapshotManifestV2.SNAPSHOT_MANIFEST_PREFIX);</span>
<span class="source-line-no">553</span><span id="line-553"> }</span>
<span class="source-line-no">554</span><span id="line-554"> });</span>
<span class="source-line-no">555</span><span id="line-555"></span>
<span class="source-line-no">556</span><span id="line-556"> if (manifestFiles.length == 0) return;</span>
<span class="source-line-no">557</span><span id="line-557"></span>
<span class="source-line-no">558</span><span id="line-558"> // Just choose the first one</span>
<span class="source-line-no">559</span><span id="line-559"> Path p = manifestFiles[0].getPath();</span>
<span class="source-line-no">560</span><span id="line-560"> corruptFile(p);</span>
<span class="source-line-no">561</span><span id="line-561"> }</span>
<span class="source-line-no">562</span><span id="line-562"></span>
<span class="source-line-no">563</span><span id="line-563"> public void missOneRegionSnapshotFile() throws IOException {</span>
<span class="source-line-no">564</span><span id="line-564"> FileStatus[] manifestFiles = CommonFSUtils.listStatus(fs, snapshotDir);</span>
<span class="source-line-no">565</span><span id="line-565"> for (FileStatus fileStatus : manifestFiles) {</span>
<span class="source-line-no">566</span><span id="line-566"> String fileName = fileStatus.getPath().getName();</span>
<span class="source-line-no">567</span><span id="line-567"> if (</span>
<span class="source-line-no">568</span><span id="line-568"> fileName.endsWith(SnapshotDescriptionUtils.SNAPSHOTINFO_FILE)</span>
<span class="source-line-no">569</span><span id="line-569"> || fileName.endsWith(".tabledesc")</span>
<span class="source-line-no">570</span><span id="line-570"> || fileName.endsWith(SnapshotDescriptionUtils.SNAPSHOT_TMP_DIR_NAME)</span>
<span class="source-line-no">571</span><span id="line-571"> ) {</span>
<span class="source-line-no">572</span><span id="line-572"> fs.delete(fileStatus.getPath(), true);</span>
<span class="source-line-no">573</span><span id="line-573"> }</span>
<span class="source-line-no">574</span><span id="line-574"> }</span>
<span class="source-line-no">575</span><span id="line-575"> }</span>
<span class="source-line-no">576</span><span id="line-576"></span>
<span class="source-line-no">577</span><span id="line-577"> /**</span>
<span class="source-line-no">578</span><span id="line-578"> * Corrupt data-manifest file</span>
<span class="source-line-no">579</span><span id="line-579"> * @throws IOException on unexecpted error from the FS</span>
<span class="source-line-no">580</span><span id="line-580"> */</span>
<span class="source-line-no">581</span><span id="line-581"> public void corruptDataManifest() throws IOException {</span>
<span class="source-line-no">582</span><span id="line-582"> FileStatus[] manifestFiles = CommonFSUtils.listStatus(fs, snapshotDir, new PathFilter() {</span>
<span class="source-line-no">583</span><span id="line-583"> @Override</span>
<span class="source-line-no">584</span><span id="line-584"> public boolean accept(Path path) {</span>
<span class="source-line-no">585</span><span id="line-585"> return path.getName().startsWith(SnapshotManifest.DATA_MANIFEST_NAME);</span>
<span class="source-line-no">586</span><span id="line-586"> }</span>
<span class="source-line-no">587</span><span id="line-587"> });</span>
<span class="source-line-no">588</span><span id="line-588"></span>
<span class="source-line-no">589</span><span id="line-589"> if (manifestFiles.length == 0) return;</span>
<span class="source-line-no">590</span><span id="line-590"></span>
<span class="source-line-no">591</span><span id="line-591"> // Just choose the first one</span>
<span class="source-line-no">592</span><span id="line-592"> Path p = manifestFiles[0].getPath();</span>
<span class="source-line-no">593</span><span id="line-593"> corruptFile(p);</span>
<span class="source-line-no">594</span><span id="line-594"> }</span>
<span class="source-line-no">595</span><span id="line-595"></span>
<span class="source-line-no">596</span><span id="line-596"> public Path commit() throws IOException {</span>
<span class="source-line-no">597</span><span id="line-597"> ForeignExceptionDispatcher monitor = new ForeignExceptionDispatcher(desc.getName());</span>
<span class="source-line-no">598</span><span id="line-598"> SnapshotManifest manifest = SnapshotManifest.create(conf, fs, snapshotDir, desc, monitor);</span>
<span class="source-line-no">599</span><span id="line-599"> manifest.addTableDescriptor(htd);</span>
<span class="source-line-no">600</span><span id="line-600"> manifest.consolidate();</span>
<span class="source-line-no">601</span><span id="line-601"> Path finishedDir = SnapshotDescriptionUtils.getCompletedSnapshotDir(desc, rootDir);</span>
<span class="source-line-no">602</span><span id="line-602"> SnapshotDescriptionUtils.completeSnapshot(finishedDir, snapshotDir, fs,</span>
<span class="source-line-no">603</span><span id="line-603"> snapshotDir.getFileSystem(conf), conf);</span>
<span class="source-line-no">604</span><span id="line-604"> snapshotDir = SnapshotDescriptionUtils.getCompletedSnapshotDir(desc, rootDir);</span>
<span class="source-line-no">605</span><span id="line-605"> return snapshotDir;</span>
<span class="source-line-no">606</span><span id="line-606"> }</span>
<span class="source-line-no">607</span><span id="line-607"></span>
<span class="source-line-no">608</span><span id="line-608"> public void consolidate() throws IOException {</span>
<span class="source-line-no">609</span><span id="line-609"> ForeignExceptionDispatcher monitor = new ForeignExceptionDispatcher(desc.getName());</span>
<span class="source-line-no">610</span><span id="line-610"> SnapshotManifest manifest = SnapshotManifest.create(conf, fs, snapshotDir, desc, monitor);</span>
<span class="source-line-no">611</span><span id="line-611"> manifest.addTableDescriptor(htd);</span>
<span class="source-line-no">612</span><span id="line-612"> manifest.consolidate();</span>
<span class="source-line-no">613</span><span id="line-613"> }</span>
<span class="source-line-no">614</span><span id="line-614"> }</span>
<span class="source-line-no">615</span><span id="line-615"></span>
<span class="source-line-no">616</span><span id="line-616"> public SnapshotMock(final Configuration conf, final FileSystem fs, final Path rootDir) {</span>
<span class="source-line-no">617</span><span id="line-617"> this.fs = fs;</span>
<span class="source-line-no">618</span><span id="line-618"> this.conf = conf;</span>
<span class="source-line-no">619</span><span id="line-619"> this.rootDir = rootDir;</span>
<span class="source-line-no">620</span><span id="line-620"> }</span>
<span class="source-line-no">621</span><span id="line-621"></span>
<span class="source-line-no">622</span><span id="line-622"> public SnapshotBuilder createSnapshotV1(final String snapshotName, final String tableName)</span>
<span class="source-line-no">623</span><span id="line-623"> throws IOException {</span>
<span class="source-line-no">624</span><span id="line-624"> return createSnapshot(snapshotName, tableName, SnapshotManifestV1.DESCRIPTOR_VERSION);</span>
<span class="source-line-no">625</span><span id="line-625"> }</span>
<span class="source-line-no">626</span><span id="line-626"></span>
<span class="source-line-no">627</span><span id="line-627"> public SnapshotBuilder createSnapshotV1(final String snapshotName, final String tableName,</span>
<span class="source-line-no">628</span><span id="line-628"> final int numRegions) throws IOException {</span>
<span class="source-line-no">629</span><span id="line-629"> return createSnapshot(snapshotName, tableName, numRegions,</span>
<span class="source-line-no">630</span><span id="line-630"> SnapshotManifestV1.DESCRIPTOR_VERSION);</span>
<span class="source-line-no">631</span><span id="line-631"> }</span>
<span class="source-line-no">632</span><span id="line-632"></span>
<span class="source-line-no">633</span><span id="line-633"> public SnapshotBuilder createSnapshotV2(final String snapshotName, final String tableName)</span>
<span class="source-line-no">634</span><span id="line-634"> throws IOException {</span>
<span class="source-line-no">635</span><span id="line-635"> return createSnapshot(snapshotName, tableName, SnapshotManifestV2.DESCRIPTOR_VERSION);</span>
<span class="source-line-no">636</span><span id="line-636"> }</span>
<span class="source-line-no">637</span><span id="line-637"></span>
<span class="source-line-no">638</span><span id="line-638"> public SnapshotBuilder createSnapshotV2(final String snapshotName, final String tableName,</span>
<span class="source-line-no">639</span><span id="line-639"> final int numRegions) throws IOException {</span>
<span class="source-line-no">640</span><span id="line-640"> return createSnapshot(snapshotName, tableName, numRegions,</span>
<span class="source-line-no">641</span><span id="line-641"> SnapshotManifestV2.DESCRIPTOR_VERSION);</span>
<span class="source-line-no">642</span><span id="line-642"> }</span>
<span class="source-line-no">643</span><span id="line-643"></span>
<span class="source-line-no">644</span><span id="line-644"> public SnapshotBuilder createSnapshotV2(final String snapshotName, final String tableName,</span>
<span class="source-line-no">645</span><span id="line-645"> final int numRegions, final long ttl) throws IOException {</span>
<span class="source-line-no">646</span><span id="line-646"> return createSnapshot(snapshotName, tableName, numRegions,</span>
<span class="source-line-no">647</span><span id="line-647"> SnapshotManifestV2.DESCRIPTOR_VERSION, ttl);</span>
<span class="source-line-no">648</span><span id="line-648"> }</span>
<span class="source-line-no">649</span><span id="line-649"></span>
<span class="source-line-no">650</span><span id="line-650"> private SnapshotBuilder createSnapshot(final String snapshotName, final String tableName,</span>
<span class="source-line-no">651</span><span id="line-651"> final int version) throws IOException {</span>
<span class="source-line-no">652</span><span id="line-652"> return createSnapshot(snapshotName, tableName, TEST_NUM_REGIONS, version);</span>
<span class="source-line-no">653</span><span id="line-653"> }</span>
<span class="source-line-no">654</span><span id="line-654"></span>
<span class="source-line-no">655</span><span id="line-655"> private SnapshotBuilder createSnapshot(final String snapshotName, final String tableName,</span>
<span class="source-line-no">656</span><span id="line-656"> final int numRegions, final int version) throws IOException {</span>
<span class="source-line-no">657</span><span id="line-657"> TableDescriptor htd = createHtd(tableName);</span>
<span class="source-line-no">658</span><span id="line-658"> RegionData[] regions = createTable(htd, numRegions);</span>
<span class="source-line-no">659</span><span id="line-659"></span>
<span class="source-line-no">660</span><span id="line-660"> SnapshotProtos.SnapshotDescription desc = SnapshotProtos.SnapshotDescription.newBuilder()</span>
<span class="source-line-no">661</span><span id="line-661"> .setTable(htd.getTableName().getNameAsString()).setName(snapshotName).setVersion(version)</span>
<span class="source-line-no">662</span><span id="line-662"> .build();</span>
<span class="source-line-no">663</span><span id="line-663"></span>
<span class="source-line-no">664</span><span id="line-664"> Path workingDir = SnapshotDescriptionUtils.getWorkingSnapshotDir(desc, rootDir, conf);</span>
<span class="source-line-no">665</span><span id="line-665"> FileSystem workingFs = workingDir.getFileSystem(conf);</span>
<span class="source-line-no">666</span><span id="line-666"> SnapshotDescriptionUtils.writeSnapshotInfo(desc, workingDir, workingFs);</span>
<span class="source-line-no">667</span><span id="line-667"> return new SnapshotBuilder(conf, fs, rootDir, htd, desc, regions);</span>
<span class="source-line-no">668</span><span id="line-668"> }</span>
<span class="source-line-no">669</span><span id="line-669"></span>
<span class="source-line-no">670</span><span id="line-670"> private SnapshotBuilder createSnapshot(final String snapshotName, final String tableName,</span>
<span class="source-line-no">671</span><span id="line-671"> final int numRegions, final int version, final long ttl) throws IOException {</span>
<span class="source-line-no">672</span><span id="line-672"> TableDescriptor htd = createHtd(tableName);</span>
<span class="source-line-no">673</span><span id="line-673"> RegionData[] regions = createTable(htd, numRegions);</span>
<span class="source-line-no">674</span><span id="line-674"> SnapshotProtos.SnapshotDescription desc = SnapshotProtos.SnapshotDescription.newBuilder()</span>
<span class="source-line-no">675</span><span id="line-675"> .setTable(htd.getTableName().getNameAsString()).setName(snapshotName).setVersion(version)</span>
<span class="source-line-no">676</span><span id="line-676"> .setCreationTime(EnvironmentEdgeManager.currentTime()).setTtl(ttl).build();</span>
<span class="source-line-no">677</span><span id="line-677"> Path workingDir = SnapshotDescriptionUtils.getWorkingSnapshotDir(desc, rootDir, conf);</span>
<span class="source-line-no">678</span><span id="line-678"> SnapshotDescriptionUtils.writeSnapshotInfo(desc, workingDir, fs);</span>
<span class="source-line-no">679</span><span id="line-679"> return new SnapshotBuilder(conf, fs, rootDir, htd, desc, regions);</span>
<span class="source-line-no">680</span><span id="line-680"> }</span>
<span class="source-line-no">681</span><span id="line-681"></span>
<span class="source-line-no">682</span><span id="line-682"> public TableDescriptor createHtd(final String tableName) {</span>
<span class="source-line-no">683</span><span id="line-683"> return TableDescriptorBuilder.newBuilder(TableName.valueOf(tableName))</span>
<span class="source-line-no">684</span><span id="line-684"> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(TEST_FAMILY)).build();</span>
<span class="source-line-no">685</span><span id="line-685"> }</span>
<span class="source-line-no">686</span><span id="line-686"></span>
<span class="source-line-no">687</span><span id="line-687"> private RegionData[] createTable(final TableDescriptor htd, final int nregions)</span>
<span class="source-line-no">688</span><span id="line-688"> throws IOException {</span>
<span class="source-line-no">689</span><span id="line-689"> Path tableDir = CommonFSUtils.getTableDir(rootDir, htd.getTableName());</span>
<span class="source-line-no">690</span><span id="line-690"> new FSTableDescriptors(conf).createTableDescriptorForTableDirectory(tableDir, htd, false);</span>
<span class="source-line-no">691</span><span id="line-691"></span>
<span class="source-line-no">692</span><span id="line-692"> assertTrue(nregions % 2 == 0);</span>
<span class="source-line-no">693</span><span id="line-693"> RegionData[] regions = new RegionData[nregions];</span>
<span class="source-line-no">694</span><span id="line-694"> for (int i = 0; i &lt; regions.length; i += 2) {</span>
<span class="source-line-no">695</span><span id="line-695"> byte[] startKey = Bytes.toBytes(0 + i * 2);</span>
<span class="source-line-no">696</span><span id="line-696"> byte[] endKey = Bytes.toBytes(1 + i * 2);</span>
<span class="source-line-no">697</span><span id="line-697"></span>
<span class="source-line-no">698</span><span id="line-698"> // First region, simple with one plain hfile.</span>
<span class="source-line-no">699</span><span id="line-699"> RegionInfo hri = RegionInfoBuilder.newBuilder(htd.getTableName()).setStartKey(startKey)</span>
<span class="source-line-no">700</span><span id="line-700"> .setEndKey(endKey).build();</span>
<span class="source-line-no">701</span><span id="line-701"> HRegionFileSystem rfs = HRegionFileSystem.createRegionOnFileSystem(conf, fs, tableDir, hri);</span>
<span class="source-line-no">702</span><span id="line-702"> regions[i] = new RegionData(tableDir, hri, 3);</span>
<span class="source-line-no">703</span><span id="line-703"> for (int j = 0; j &lt; regions[i].files.length; ++j) {</span>
<span class="source-line-no">704</span><span id="line-704"> Path storeFile = createStoreFile(rfs.createTempName());</span>
<span class="source-line-no">705</span><span id="line-705"> regions[i].files[j] = rfs.commitStoreFile(TEST_FAMILY, storeFile);</span>
<span class="source-line-no">706</span><span id="line-706"> }</span>
<span class="source-line-no">707</span><span id="line-707"></span>
<span class="source-line-no">708</span><span id="line-708"> // Second region, used to test the split case.</span>
<span class="source-line-no">709</span><span id="line-709"> // This region contains a reference to the hfile in the first region.</span>
<span class="source-line-no">710</span><span id="line-710"> startKey = Bytes.toBytes(2 + i * 2);</span>
<span class="source-line-no">711</span><span id="line-711"> endKey = Bytes.toBytes(3 + i * 2);</span>
<span class="source-line-no">712</span><span id="line-712"> hri = RegionInfoBuilder.newBuilder(htd.getTableName()).build();</span>
<span class="source-line-no">713</span><span id="line-713"> rfs = HRegionFileSystem.createRegionOnFileSystem(conf, fs, tableDir, hri);</span>
<span class="source-line-no">714</span><span id="line-714"> regions[i + 1] = new RegionData(tableDir, hri, regions[i].files.length);</span>
<span class="source-line-no">715</span><span id="line-715"> for (int j = 0; j &lt; regions[i].files.length; ++j) {</span>
<span class="source-line-no">716</span><span id="line-716"> String refName = regions[i].files[j].getName() + '.' + regions[i].hri.getEncodedName();</span>
<span class="source-line-no">717</span><span id="line-717"> Path refFile = createStoreFile(new Path(rootDir, refName));</span>
<span class="source-line-no">718</span><span id="line-718"> regions[i + 1].files[j] = rfs.commitStoreFile(TEST_FAMILY, refFile);</span>
<span class="source-line-no">719</span><span id="line-719"> }</span>
<span class="source-line-no">720</span><span id="line-720"> }</span>
<span class="source-line-no">721</span><span id="line-721"> return regions;</span>
<span class="source-line-no">722</span><span id="line-722"> }</span>
<span class="source-line-no">723</span><span id="line-723"></span>
<span class="source-line-no">724</span><span id="line-724"> private Path createStoreFile(final Path storeFile) throws IOException {</span>
<span class="source-line-no">725</span><span id="line-725"> FSDataOutputStream out = fs.create(storeFile);</span>
<span class="source-line-no">726</span><span id="line-726"> try {</span>
<span class="source-line-no">727</span><span id="line-727"> out.write(Bytes.toBytes(storeFile.toString()));</span>
<span class="source-line-no">728</span><span id="line-728"> } finally {</span>
<span class="source-line-no">729</span><span id="line-729"> out.close();</span>
<span class="source-line-no">730</span><span id="line-730"> }</span>
<span class="source-line-no">731</span><span id="line-731"> return storeFile;</span>
<span class="source-line-no">732</span><span id="line-732"> }</span>
<span class="source-line-no">733</span><span id="line-733"> }</span>
<span class="source-line-no">734</span><span id="line-734"></span>
<span class="source-line-no">735</span><span id="line-735"> // ==========================================================================</span>
<span class="source-line-no">736</span><span id="line-736"> // Table Helpers</span>
<span class="source-line-no">737</span><span id="line-737"> // ==========================================================================</span>
<span class="source-line-no">738</span><span id="line-738"> public static void waitForTableToBeOnline(final HBaseTestingUtil util, final TableName tableName)</span>
<span class="source-line-no">739</span><span id="line-739"> throws IOException, InterruptedException {</span>
<span class="source-line-no">740</span><span id="line-740"> HRegionServer rs = util.getRSForFirstRegionInTable(tableName);</span>
<span class="source-line-no">741</span><span id="line-741"> List&lt;HRegion&gt; onlineRegions = rs.getRegions(tableName);</span>
<span class="source-line-no">742</span><span id="line-742"> for (HRegion region : onlineRegions) {</span>
<span class="source-line-no">743</span><span id="line-743"> region.waitForFlushesAndCompactions();</span>
<span class="source-line-no">744</span><span id="line-744"> }</span>
<span class="source-line-no">745</span><span id="line-745"> // Wait up to 60 seconds for a table to be available.</span>
<span class="source-line-no">746</span><span id="line-746"> util.waitFor(60000, util.predicateTableAvailable(tableName));</span>
<span class="source-line-no">747</span><span id="line-747"> }</span>
<span class="source-line-no">748</span><span id="line-748"></span>
<span class="source-line-no">749</span><span id="line-749"> public static void createTable(final HBaseTestingUtil util, final TableName tableName,</span>
<span class="source-line-no">750</span><span id="line-750"> int regionReplication, int nRegions, final byte[]... families)</span>
<span class="source-line-no">751</span><span id="line-751"> throws IOException, InterruptedException {</span>
<span class="source-line-no">752</span><span id="line-752"> TableDescriptorBuilder builder =</span>
<span class="source-line-no">753</span><span id="line-753"> TableDescriptorBuilder.newBuilder(tableName).setRegionReplication(regionReplication);</span>
<span class="source-line-no">754</span><span id="line-754"> for (byte[] family : families) {</span>
<span class="source-line-no">755</span><span id="line-755"> builder.setColumnFamily(ColumnFamilyDescriptorBuilder.of(family));</span>
<span class="source-line-no">756</span><span id="line-756"> }</span>
<span class="source-line-no">757</span><span id="line-757"> byte[][] splitKeys = getSplitKeys(nRegions);</span>
<span class="source-line-no">758</span><span id="line-758"> util.createTable(builder.build(), splitKeys);</span>
<span class="source-line-no">759</span><span id="line-759"> assertEquals((splitKeys.length + 1) * regionReplication,</span>
<span class="source-line-no">760</span><span id="line-760"> util.getAdmin().getRegions(tableName).size());</span>
<span class="source-line-no">761</span><span id="line-761"> }</span>
<span class="source-line-no">762</span><span id="line-762"></span>
<span class="source-line-no">763</span><span id="line-763"> public static byte[][] getSplitKeys() {</span>
<span class="source-line-no">764</span><span id="line-764"> return getSplitKeys(KEYS.length);</span>
<span class="source-line-no">765</span><span id="line-765"> }</span>
<span class="source-line-no">766</span><span id="line-766"></span>
<span class="source-line-no">767</span><span id="line-767"> public static byte[][] getSplitKeys(int nRegions) {</span>
<span class="source-line-no">768</span><span id="line-768"> nRegions = nRegions &lt; KEYS.length ? nRegions : (KEYS.length - 1);</span>
<span class="source-line-no">769</span><span id="line-769"> final byte[][] splitKeys = new byte[nRegions - 1][];</span>
<span class="source-line-no">770</span><span id="line-770"> final int step = KEYS.length / nRegions;</span>
<span class="source-line-no">771</span><span id="line-771"> int keyIndex = 1;</span>
<span class="source-line-no">772</span><span id="line-772"> for (int i = 0; i &lt; splitKeys.length; ++i) {</span>
<span class="source-line-no">773</span><span id="line-773"> splitKeys[i] = new byte[] { KEYS[keyIndex] };</span>
<span class="source-line-no">774</span><span id="line-774"> keyIndex += step;</span>
<span class="source-line-no">775</span><span id="line-775"> }</span>
<span class="source-line-no">776</span><span id="line-776"> return splitKeys;</span>
<span class="source-line-no">777</span><span id="line-777"> }</span>
<span class="source-line-no">778</span><span id="line-778"></span>
<span class="source-line-no">779</span><span id="line-779"> public static void createTable(final HBaseTestingUtil util, final TableName tableName,</span>
<span class="source-line-no">780</span><span id="line-780"> final byte[]... families) throws IOException, InterruptedException {</span>
<span class="source-line-no">781</span><span id="line-781"> createTable(util, tableName, 1, families);</span>
<span class="source-line-no">782</span><span id="line-782"> }</span>
<span class="source-line-no">783</span><span id="line-783"></span>
<span class="source-line-no">784</span><span id="line-784"> public static void createTable(final HBaseTestingUtil util, final TableName tableName,</span>
<span class="source-line-no">785</span><span id="line-785"> final int regionReplication, final byte[]... families)</span>
<span class="source-line-no">786</span><span id="line-786"> throws IOException, InterruptedException {</span>
<span class="source-line-no">787</span><span id="line-787"> createTable(util, tableName, regionReplication, KEYS.length, families);</span>
<span class="source-line-no">788</span><span id="line-788"> }</span>
<span class="source-line-no">789</span><span id="line-789"></span>
<span class="source-line-no">790</span><span id="line-790"> public static void createPreSplitTable(final HBaseTestingUtil util, final TableName tableName,</span>
<span class="source-line-no">791</span><span id="line-791"> final int nRegions, final byte[]... families) throws IOException, InterruptedException {</span>
<span class="source-line-no">792</span><span id="line-792"> createTable(util, tableName, 1, nRegions, families);</span>
<span class="source-line-no">793</span><span id="line-793"> }</span>
<span class="source-line-no">794</span><span id="line-794"></span>
<span class="source-line-no">795</span><span id="line-795"> public static void loadData(final HBaseTestingUtil util, final TableName tableName, int rows,</span>
<span class="source-line-no">796</span><span id="line-796"> byte[]... families) throws IOException, InterruptedException {</span>
<span class="source-line-no">797</span><span id="line-797"> BufferedMutator mutator = util.getConnection().getBufferedMutator(tableName);</span>
<span class="source-line-no">798</span><span id="line-798"> loadData(util, mutator, rows, families);</span>
<span class="source-line-no">799</span><span id="line-799"> }</span>
<span class="source-line-no">800</span><span id="line-800"></span>
<span class="source-line-no">801</span><span id="line-801"> public static void loadData(final HBaseTestingUtil util, final BufferedMutator mutator, int rows,</span>
<span class="source-line-no">802</span><span id="line-802"> byte[]... families) throws IOException, InterruptedException {</span>
<span class="source-line-no">803</span><span id="line-803"> // Ensure one row per region</span>
<span class="source-line-no">804</span><span id="line-804"> assertTrue(rows &gt;= KEYS.length);</span>
<span class="source-line-no">805</span><span id="line-805"> for (byte k0 : KEYS) {</span>
<span class="source-line-no">806</span><span id="line-806"> byte[] k = new byte[] { k0 };</span>
<span class="source-line-no">807</span><span id="line-807"> byte[] value = Bytes.add(Bytes.toBytes(EnvironmentEdgeManager.currentTime()), k);</span>
<span class="source-line-no">808</span><span id="line-808"> byte[] key = Bytes.add(k, Bytes.toBytes(MD5Hash.getMD5AsHex(value)));</span>
<span class="source-line-no">809</span><span id="line-809"> final byte[][] families1 = families;</span>
<span class="source-line-no">810</span><span id="line-810"> final byte[] key1 = key;</span>
<span class="source-line-no">811</span><span id="line-811"> final byte[] value1 = value;</span>
<span class="source-line-no">812</span><span id="line-812"> mutator.mutate(createPut(families1, key1, value1));</span>
<span class="source-line-no">813</span><span id="line-813"> rows--;</span>
<span class="source-line-no">814</span><span id="line-814"> }</span>
<span class="source-line-no">815</span><span id="line-815"></span>
<span class="source-line-no">816</span><span id="line-816"> // Add other extra rows. more rows, more files</span>
<span class="source-line-no">817</span><span id="line-817"> while (rows-- &gt; 0) {</span>
<span class="source-line-no">818</span><span id="line-818"> byte[] value =</span>
<span class="source-line-no">819</span><span id="line-819"> Bytes.add(Bytes.toBytes(EnvironmentEdgeManager.currentTime()), Bytes.toBytes(rows));</span>
<span class="source-line-no">820</span><span id="line-820"> byte[] key = Bytes.toBytes(MD5Hash.getMD5AsHex(value));</span>
<span class="source-line-no">821</span><span id="line-821"> final byte[][] families1 = families;</span>
<span class="source-line-no">822</span><span id="line-822"> final byte[] key1 = key;</span>
<span class="source-line-no">823</span><span id="line-823"> final byte[] value1 = value;</span>
<span class="source-line-no">824</span><span id="line-824"> mutator.mutate(createPut(families1, key1, value1));</span>
<span class="source-line-no">825</span><span id="line-825"> }</span>
<span class="source-line-no">826</span><span id="line-826"> mutator.flush();</span>
<span class="source-line-no">827</span><span id="line-827"></span>
<span class="source-line-no">828</span><span id="line-828"> waitForTableToBeOnline(util, mutator.getName());</span>
<span class="source-line-no">829</span><span id="line-829"> }</span>
<span class="source-line-no">830</span><span id="line-830"></span>
<span class="source-line-no">831</span><span id="line-831"> private static Put createPut(final byte[][] families, final byte[] key, final byte[] value) {</span>
<span class="source-line-no">832</span><span id="line-832"> byte[] q = Bytes.toBytes("q");</span>
<span class="source-line-no">833</span><span id="line-833"> Put put = new Put(key);</span>
<span class="source-line-no">834</span><span id="line-834"> put.setDurability(Durability.SKIP_WAL);</span>
<span class="source-line-no">835</span><span id="line-835"> for (byte[] family : families) {</span>
<span class="source-line-no">836</span><span id="line-836"> put.addColumn(family, q, value);</span>
<span class="source-line-no">837</span><span id="line-837"> }</span>
<span class="source-line-no">838</span><span id="line-838"> return put;</span>
<span class="source-line-no">839</span><span id="line-839"> }</span>
<span class="source-line-no">840</span><span id="line-840"></span>
<span class="source-line-no">841</span><span id="line-841"> public static void deleteAllSnapshots(final Admin admin) throws IOException {</span>
<span class="source-line-no">842</span><span id="line-842"> // Delete all the snapshots</span>
<span class="source-line-no">843</span><span id="line-843"> for (SnapshotDescription snapshot : admin.listSnapshots()) {</span>
<span class="source-line-no">844</span><span id="line-844"> admin.deleteSnapshot(snapshot.getName());</span>
<span class="source-line-no">845</span><span id="line-845"> }</span>
<span class="source-line-no">846</span><span id="line-846"> SnapshotTestingUtils.assertNoSnapshots(admin);</span>
<span class="source-line-no">847</span><span id="line-847"> }</span>
<span class="source-line-no">848</span><span id="line-848"></span>
<span class="source-line-no">849</span><span id="line-849"> public static void deleteArchiveDirectory(final HBaseTestingUtil util) throws IOException {</span>
<span class="source-line-no">850</span><span id="line-850"> // Ensure the archiver to be empty</span>
<span class="source-line-no">851</span><span id="line-851"> MasterFileSystem mfs = util.getMiniHBaseCluster().getMaster().getMasterFileSystem();</span>
<span class="source-line-no">852</span><span id="line-852"> Path archiveDir = new Path(mfs.getRootDir(), HConstants.HFILE_ARCHIVE_DIRECTORY);</span>
<span class="source-line-no">853</span><span id="line-853"> mfs.getFileSystem().delete(archiveDir, true);</span>
<span class="source-line-no">854</span><span id="line-854"> }</span>
<span class="source-line-no">855</span><span id="line-855"></span>
<span class="source-line-no">856</span><span id="line-856"> public static void verifyRowCount(final HBaseTestingUtil util, final TableName tableName,</span>
<span class="source-line-no">857</span><span id="line-857"> long expectedRows) throws IOException {</span>
<span class="source-line-no">858</span><span id="line-858"> Table table = util.getConnection().getTable(tableName);</span>
<span class="source-line-no">859</span><span id="line-859"> try {</span>
<span class="source-line-no">860</span><span id="line-860"> assertEquals(expectedRows, util.countRows(table));</span>
<span class="source-line-no">861</span><span id="line-861"> } finally {</span>
<span class="source-line-no">862</span><span id="line-862"> table.close();</span>
<span class="source-line-no">863</span><span id="line-863"> }</span>
<span class="source-line-no">864</span><span id="line-864"> }</span>
<span class="source-line-no">865</span><span id="line-865"></span>
<span class="source-line-no">866</span><span id="line-866"> public static void verifyReplicasCameOnline(TableName tableName, Admin admin,</span>
<span class="source-line-no">867</span><span id="line-867"> int regionReplication) throws IOException {</span>
<span class="source-line-no">868</span><span id="line-868"> List&lt;RegionInfo&gt; regions = admin.getRegions(tableName);</span>
<span class="source-line-no">869</span><span id="line-869"> HashSet&lt;RegionInfo&gt; set = new HashSet&lt;&gt;();</span>
<span class="source-line-no">870</span><span id="line-870"> for (RegionInfo hri : regions) {</span>
<span class="source-line-no">871</span><span id="line-871"> set.add(RegionReplicaUtil.getRegionInfoForDefaultReplica(hri));</span>
<span class="source-line-no">872</span><span id="line-872"> for (int i = 0; i &lt; regionReplication; i++) {</span>
<span class="source-line-no">873</span><span id="line-873"> RegionInfo replica = RegionReplicaUtil.getRegionInfoForReplica(hri, i);</span>
<span class="source-line-no">874</span><span id="line-874"> if (!regions.contains(replica)) {</span>
<span class="source-line-no">875</span><span id="line-875"> Assert.fail(replica + " is not contained in the list of online regions");</span>
<span class="source-line-no">876</span><span id="line-876"> }</span>
<span class="source-line-no">877</span><span id="line-877"> }</span>
<span class="source-line-no">878</span><span id="line-878"> }</span>
<span class="source-line-no">879</span><span id="line-879"> assertEquals(getSplitKeys().length + 1, set.size());</span>
<span class="source-line-no">880</span><span id="line-880"> }</span>
<span class="source-line-no">881</span><span id="line-881">}</span>
</pre>
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