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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.master.procedure;</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 java.io.IOException;</span> |
| <span class="source-line-no">021</span><span id="line-21">import java.util.concurrent.ExecutorService;</span> |
| <span class="source-line-no">022</span><span id="line-22">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">023</span><span id="line-23">import org.apache.hadoop.fs.FileSystem;</span> |
| <span class="source-line-no">024</span><span id="line-24">import org.apache.hadoop.fs.Path;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.conf.ConfigurationObserver;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.ipc.RpcServer;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.master.MasterCoprocessorHost;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.master.MasterFileSystem;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.master.MasterServices;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.master.assignment.AssignmentManager;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.master.replication.ReplicationPeerManager;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.procedure2.Procedure;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.procedure2.ProcedureEvent;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.procedure2.store.LeaseRecovery;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.security.Superusers;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.security.User;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.util.CancelableProgressable;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.util.RecoverLeaseFSUtils;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.yetus.audience.InterfaceStability;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.slf4j.Logger;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">043</span><span id="line-43"></span> |
| <span class="source-line-no">044</span><span id="line-44">@InterfaceAudience.Private</span> |
| <span class="source-line-no">045</span><span id="line-45">@InterfaceStability.Evolving</span> |
| <span class="source-line-no">046</span><span id="line-46">public class MasterProcedureEnv implements ConfigurationObserver {</span> |
| <span class="source-line-no">047</span><span id="line-47"> private static final Logger LOG = LoggerFactory.getLogger(MasterProcedureEnv.class);</span> |
| <span class="source-line-no">048</span><span id="line-48"></span> |
| <span class="source-line-no">049</span><span id="line-49"> @InterfaceAudience.Private</span> |
| <span class="source-line-no">050</span><span id="line-50"> public static class FsUtilsLeaseRecovery implements LeaseRecovery {</span> |
| <span class="source-line-no">051</span><span id="line-51"> private final MasterServices master;</span> |
| <span class="source-line-no">052</span><span id="line-52"></span> |
| <span class="source-line-no">053</span><span id="line-53"> public FsUtilsLeaseRecovery(final MasterServices master) {</span> |
| <span class="source-line-no">054</span><span id="line-54"> this.master = master;</span> |
| <span class="source-line-no">055</span><span id="line-55"> }</span> |
| <span class="source-line-no">056</span><span id="line-56"></span> |
| <span class="source-line-no">057</span><span id="line-57"> @Override</span> |
| <span class="source-line-no">058</span><span id="line-58"> public void recoverFileLease(final FileSystem fs, final Path path) throws IOException {</span> |
| <span class="source-line-no">059</span><span id="line-59"> final Configuration conf = master.getConfiguration();</span> |
| <span class="source-line-no">060</span><span id="line-60"> RecoverLeaseFSUtils.recoverFileLease(fs, path, conf, new CancelableProgressable() {</span> |
| <span class="source-line-no">061</span><span id="line-61"> @Override</span> |
| <span class="source-line-no">062</span><span id="line-62"> public boolean progress() {</span> |
| <span class="source-line-no">063</span><span id="line-63"> LOG.debug("Recover Procedure Store log lease: " + path);</span> |
| <span class="source-line-no">064</span><span id="line-64"> return isRunning();</span> |
| <span class="source-line-no">065</span><span id="line-65"> }</span> |
| <span class="source-line-no">066</span><span id="line-66"> });</span> |
| <span class="source-line-no">067</span><span id="line-67"> }</span> |
| <span class="source-line-no">068</span><span id="line-68"></span> |
| <span class="source-line-no">069</span><span id="line-69"> private boolean isRunning() {</span> |
| <span class="source-line-no">070</span><span id="line-70"> return !master.isStopped() && !master.isStopping() && !master.isAborted();</span> |
| <span class="source-line-no">071</span><span id="line-71"> }</span> |
| <span class="source-line-no">072</span><span id="line-72"> }</span> |
| <span class="source-line-no">073</span><span id="line-73"></span> |
| <span class="source-line-no">074</span><span id="line-74"> private final RSProcedureDispatcher remoteDispatcher;</span> |
| <span class="source-line-no">075</span><span id="line-75"> private final MasterProcedureScheduler procSched;</span> |
| <span class="source-line-no">076</span><span id="line-76"> private final MasterServices master;</span> |
| <span class="source-line-no">077</span><span id="line-77"></span> |
| <span class="source-line-no">078</span><span id="line-78"> public MasterProcedureEnv(final MasterServices master,</span> |
| <span class="source-line-no">079</span><span id="line-79"> final RSProcedureDispatcher remoteDispatcher) {</span> |
| <span class="source-line-no">080</span><span id="line-80"> this.master = master;</span> |
| <span class="source-line-no">081</span><span id="line-81"> this.procSched = new MasterProcedureScheduler(</span> |
| <span class="source-line-no">082</span><span id="line-82"> procId -> master.getMasterProcedureExecutor().getProcedure(procId));</span> |
| <span class="source-line-no">083</span><span id="line-83"> this.remoteDispatcher = remoteDispatcher;</span> |
| <span class="source-line-no">084</span><span id="line-84"> }</span> |
| <span class="source-line-no">085</span><span id="line-85"></span> |
| <span class="source-line-no">086</span><span id="line-86"> /**</span> |
| <span class="source-line-no">087</span><span id="line-87"> * Get a thread pool for executing some asynchronous tasks</span> |
| <span class="source-line-no">088</span><span id="line-88"> */</span> |
| <span class="source-line-no">089</span><span id="line-89"> public ExecutorService getAsyncTaskExecutor() {</span> |
| <span class="source-line-no">090</span><span id="line-90"> return master.getMasterProcedureExecutor().getAsyncTaskExecutor();</span> |
| <span class="source-line-no">091</span><span id="line-91"> }</span> |
| <span class="source-line-no">092</span><span id="line-92"></span> |
| <span class="source-line-no">093</span><span id="line-93"> public User getRequestUser() {</span> |
| <span class="source-line-no">094</span><span id="line-94"> return RpcServer.getRequestUser().orElse(Superusers.getSystemUser());</span> |
| <span class="source-line-no">095</span><span id="line-95"> }</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 MasterServices getMasterServices() {</span> |
| <span class="source-line-no">098</span><span id="line-98"> return master;</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"> public Configuration getMasterConfiguration() {</span> |
| <span class="source-line-no">102</span><span id="line-102"> return master.getConfiguration();</span> |
| <span class="source-line-no">103</span><span id="line-103"> }</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 AssignmentManager getAssignmentManager() {</span> |
| <span class="source-line-no">106</span><span id="line-106"> return master.getAssignmentManager();</span> |
| <span class="source-line-no">107</span><span id="line-107"> }</span> |
| <span class="source-line-no">108</span><span id="line-108"></span> |
| <span class="source-line-no">109</span><span id="line-109"> public MasterCoprocessorHost getMasterCoprocessorHost() {</span> |
| <span class="source-line-no">110</span><span id="line-110"> return master.getMasterCoprocessorHost();</span> |
| <span class="source-line-no">111</span><span id="line-111"> }</span> |
| <span class="source-line-no">112</span><span id="line-112"></span> |
| <span class="source-line-no">113</span><span id="line-113"> public MasterProcedureScheduler getProcedureScheduler() {</span> |
| <span class="source-line-no">114</span><span id="line-114"> return procSched;</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"> public RSProcedureDispatcher getRemoteDispatcher() {</span> |
| <span class="source-line-no">118</span><span id="line-118"> return remoteDispatcher;</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"> public ReplicationPeerManager getReplicationPeerManager() {</span> |
| <span class="source-line-no">122</span><span id="line-122"> return master.getReplicationPeerManager();</span> |
| <span class="source-line-no">123</span><span id="line-123"> }</span> |
| <span class="source-line-no">124</span><span id="line-124"></span> |
| <span class="source-line-no">125</span><span id="line-125"> public MasterFileSystem getMasterFileSystem() {</span> |
| <span class="source-line-no">126</span><span id="line-126"> return master.getMasterFileSystem();</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"> public boolean isRunning() {</span> |
| <span class="source-line-no">130</span><span id="line-130"> if (this.master == null || this.master.getMasterProcedureExecutor() == null) return false;</span> |
| <span class="source-line-no">131</span><span id="line-131"> return master.getMasterProcedureExecutor().isRunning();</span> |
| <span class="source-line-no">132</span><span id="line-132"> }</span> |
| <span class="source-line-no">133</span><span id="line-133"></span> |
| <span class="source-line-no">134</span><span id="line-134"> public boolean isInitialized() {</span> |
| <span class="source-line-no">135</span><span id="line-135"> return master.isInitialized();</span> |
| <span class="source-line-no">136</span><span id="line-136"> }</span> |
| <span class="source-line-no">137</span><span id="line-137"></span> |
| <span class="source-line-no">138</span><span id="line-138"> public boolean waitInitialized(Procedure<?> proc) {</span> |
| <span class="source-line-no">139</span><span id="line-139"> return master.getInitializedEvent().suspendIfNotReady(proc);</span> |
| <span class="source-line-no">140</span><span id="line-140"> }</span> |
| <span class="source-line-no">141</span><span id="line-141"></span> |
| <span class="source-line-no">142</span><span id="line-142"> public void setEventReady(ProcedureEvent<?> event, boolean isReady) {</span> |
| <span class="source-line-no">143</span><span id="line-143"> if (isReady) {</span> |
| <span class="source-line-no">144</span><span id="line-144"> event.wake(procSched);</span> |
| <span class="source-line-no">145</span><span id="line-145"> } else {</span> |
| <span class="source-line-no">146</span><span id="line-146"> event.suspend();</span> |
| <span class="source-line-no">147</span><span id="line-147"> }</span> |
| <span class="source-line-no">148</span><span id="line-148"> }</span> |
| <span class="source-line-no">149</span><span id="line-149"></span> |
| <span class="source-line-no">150</span><span id="line-150"> @Override</span> |
| <span class="source-line-no">151</span><span id="line-151"> public void onConfigurationChange(Configuration conf) {</span> |
| <span class="source-line-no">152</span><span id="line-152"> master.getMasterProcedureExecutor().refreshConfiguration(conf);</span> |
| <span class="source-line-no">153</span><span id="line-153"> }</span> |
| <span class="source-line-no">154</span><span id="line-154">}</span> |
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