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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.client;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.io.IOException;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.net.SocketAddress;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.net.URI;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.security.PrivilegedExceptionAction;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import org.apache.hadoop.conf.Configuration;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.security.User;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.util.FutureUtils;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.util.ReflectionUtils;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span><a name="line.29"></a> |
| <span class="sourceLineNo">030</span>/**<a name="line.30"></a> |
| <span class="sourceLineNo">031</span> * The factory for creating {@link AsyncClusterConnection}.<a name="line.31"></a> |
| <span class="sourceLineNo">032</span> */<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>@InterfaceAudience.Private<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>public final class ClusterConnectionFactory {<a name="line.34"></a> |
| <span class="sourceLineNo">035</span><a name="line.35"></a> |
| <span class="sourceLineNo">036</span> public static final String HBASE_SERVER_CLUSTER_CONNECTION_IMPL =<a name="line.36"></a> |
| <span class="sourceLineNo">037</span> "hbase.server.cluster.connection.impl";<a name="line.37"></a> |
| <span class="sourceLineNo">038</span><a name="line.38"></a> |
| <span class="sourceLineNo">039</span> private ClusterConnectionFactory() {<a name="line.39"></a> |
| <span class="sourceLineNo">040</span> }<a name="line.40"></a> |
| <span class="sourceLineNo">041</span><a name="line.41"></a> |
| <span class="sourceLineNo">042</span> private static AsyncClusterConnection createAsyncClusterConnection(Configuration conf,<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> ConnectionRegistry registry, SocketAddress localAddress, User user) throws IOException {<a name="line.43"></a> |
| <span class="sourceLineNo">044</span> String clusterId = FutureUtils.get(registry.getClusterId());<a name="line.44"></a> |
| <span class="sourceLineNo">045</span> Class<? extends AsyncClusterConnection> clazz =<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> conf.getClass(HBASE_SERVER_CLUSTER_CONNECTION_IMPL, AsyncClusterConnectionImpl.class,<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> AsyncClusterConnection.class);<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> try {<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> return user<a name="line.49"></a> |
| <span class="sourceLineNo">050</span> .runAs((PrivilegedExceptionAction<? extends AsyncClusterConnection>) () -> ReflectionUtils<a name="line.50"></a> |
| <span class="sourceLineNo">051</span> .newInstance(clazz, conf, registry, clusterId, localAddress, user));<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> } catch (Exception e) {<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> throw new IOException(e);<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> }<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> }<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> /**<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> * Create a new {@link AsyncClusterConnection} instance.<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> * <p/><a name="line.59"></a> |
| <span class="sourceLineNo">060</span> * Unlike what we have done in {@link ConnectionFactory}, here we just return an<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> * {@link AsyncClusterConnection} instead of a {@link java.util.concurrent.CompletableFuture},<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> * which means this method could block on fetching the cluster id. This is just used to simplify<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> * the implementation, as when starting new region servers, we do not need to be event-driven. Can<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> * change later if we want a {@link java.util.concurrent.CompletableFuture} here.<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> */<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> public static AsyncClusterConnection createAsyncClusterConnection(Configuration conf,<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> SocketAddress localAddress, User user) throws IOException {<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> return createAsyncClusterConnection(conf, ConnectionRegistryFactory.create(conf, user),<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> localAddress, user);<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> }<a name="line.70"></a> |
| <span class="sourceLineNo">071</span><a name="line.71"></a> |
| <span class="sourceLineNo">072</span> /**<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> * Create a new {@link AsyncClusterConnection} instance.<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> * <p/><a name="line.74"></a> |
| <span class="sourceLineNo">075</span> * This is usually used in replication, the given {@code uri} specifies the connection info of the<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> * remote cluster.<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> */<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> public static AsyncClusterConnection createAsyncClusterConnection(URI uri, Configuration conf,<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> SocketAddress localAddress, User user) throws IOException {<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> ConnectionRegistry registry = uri != null<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> ? ConnectionRegistryFactory.create(uri, conf, user)<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> : ConnectionRegistryFactory.create(conf, user);<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> return createAsyncClusterConnection(conf, registry, localAddress, user);<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> }<a name="line.84"></a> |
| <span class="sourceLineNo">085</span><a name="line.85"></a> |
| <span class="sourceLineNo">086</span> /**<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> * Create a new {@link AsyncClusterConnection} instance to be used at server side where we have a<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> * {@link ConnectionRegistryEndpoint}.<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> */<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> public static AsyncClusterConnection createAsyncClusterConnection(<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> ConnectionRegistryEndpoint endpoint, Configuration conf, SocketAddress localAddress, User user)<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> throws IOException {<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> ShortCircuitConnectionRegistry registry = new ShortCircuitConnectionRegistry(endpoint);<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> return createAsyncClusterConnection(conf, registry, localAddress, user);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> }<a name="line.95"></a> |
| <span class="sourceLineNo">096</span>}<a name="line.96"></a> |
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