ROCKETMQ-2 [ROCKETMQ-2] Closing the channel closes apache/incubator-rocketmq#1

rocketmq-broker/src/test/java/com/alibaba/rocketmq/broker/BrokerControllerTest.java

+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+package com.alibaba.rocketmq.broker;
+
+import com.alibaba.rocketmq.common.BrokerConfig;
+import com.alibaba.rocketmq.remoting.netty.NettyClientConfig;
+import com.alibaba.rocketmq.remoting.netty.NettyServerConfig;
+import com.alibaba.rocketmq.store.config.MessageStoreConfig;
+import org.junit.Test;
+
+/**
+ * @author shtykh_roman
+ */
+public class BrokerControllerTest {
+    private static final int RESTART_NUM = 3;
+
+    /**
+     * Tests if the controller can be properly stopped and started.
+     *
+     * @throws Exception If fails.
+     */
+    @Test
+    public void testRestart() throws Exception {
+
+        for (int i = 0; i < RESTART_NUM; i++) {
+            BrokerController brokerController = new BrokerController(//
+                new BrokerConfig(), //
+                new NettyServerConfig(), //
+                new NettyClientConfig(), //
+                new MessageStoreConfig());
+            boolean initResult = brokerController.initialize();
+            System.out.println("initialize " + initResult);
+            brokerController.start();
+
+            brokerController.shutdown();
+        }
+    }
+}

rocketmq-store/src/main/java/com/alibaba/rocketmq/store/ha/HAService.java

@@ -116,7 +116,7 @@ public class HAService {
     // this.groupTransferService.notifyTransferSome();
     // }
 
-    public void start() {
+    public void start() throws Exception {
         this.acceptSocketService.beginAccept();
         this.acceptSocketService.start();
         this.groupTransferService.start();
@@ -181,19 +181,25 @@ public class HAService {
         }
 
 
-        public void beginAccept() {
-            try {
+        public void beginAccept() throws Exception {
             this.serverSocketChannel = ServerSocketChannel.open();
             this.selector = RemotingUtil.openSelector();
             this.serverSocketChannel.socket().setReuseAddress(true);
             this.serverSocketChannel.socket().bind(this.socketAddressListen);
             this.serverSocketChannel.configureBlocking(false);
             this.serverSocketChannel.register(this.selector, SelectionKey.OP_ACCEPT);
-            } catch (Exception e) {
-                log.error("beginAccept exception", e);
-            }
         }
 
+        @Override
+        public void shutdown(final boolean interrupt) {
+            super.shutdown(interrupt);
+            try {
+                serverSocketChannel.close();
+            }
+            catch (IOException e) {
+                log.error("AcceptSocketService shutdown exception", e);
+            }
+        }
 
         @Override
         public void run() {