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1 | 1 | package info.xiaomo.gengine.network;
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2 | 2 |
|
3 |
| -import java.io.File; |
4 |
| -import java.util.concurrent.TimeUnit; |
5 | 3 | import info.xiaomo.gengine.network.handler.*;
|
6 | 4 | import io.netty.bootstrap.ServerBootstrap;
|
7 | 5 | import io.netty.channel.*;
|
|
17 | 15 | import io.netty.handler.ssl.SslContext;
|
18 | 16 | import io.netty.handler.ssl.SslContextBuilder;
|
19 | 17 | import io.netty.util.concurrent.Future;
|
20 |
| -import org.slf4j.Logger; |
21 |
| -import org.slf4j.LoggerFactory; |
| 18 | +import lombok.extern.slf4j.Slf4j; |
| 19 | + |
| 20 | +import java.io.File; |
| 21 | +import java.util.concurrent.TimeUnit; |
22 | 22 |
|
23 | 23 | /**
|
24 | 24 | * @author xiaomo
|
25 | 25 | */
|
| 26 | +@Slf4j |
26 | 27 | public class NetworkServiceImpl implements IService {
|
27 | 28 |
|
28 |
| - private static final Logger LOGGER = LoggerFactory.getLogger(NetworkServiceImpl.class); |
29 |
| - |
30 |
| - private int port; |
31 |
| - |
32 |
| - private EventLoopGroup bossGroup; |
33 |
| - |
34 |
| - private EventLoopGroup workerGroup; |
35 |
| - |
36 |
| - private ServerBootstrap bootstrap; |
37 |
| - |
38 |
| - private ServiceState state; |
39 |
| - |
40 |
| - NetworkServiceImpl(final NetworkServiceBuilder builder) { |
41 |
| - int bossLoopGroupCount = builder.getBossLoopGroupCount(); |
42 |
| - int workerLoopGroupCount = builder.getWorkerLoopGroupCount(); |
43 |
| - this.port = builder.getPort(); |
44 |
| - final SslContext sslCtx; |
45 |
| - |
46 |
| - bossGroup = new NioEventLoopGroup(bossLoopGroupCount); |
47 |
| - workerGroup = new NioEventLoopGroup(workerLoopGroupCount); |
48 |
| - |
49 |
| - if (builder.isSsl()) { |
50 |
| - try { |
51 |
| - File keyCertChainFile = new File(builder.getSslKeyCertChainFile()); |
52 |
| - File keyFile = new File(builder.getSslKeyFile()); |
53 |
| - sslCtx = SslContextBuilder.forServer(keyCertChainFile, keyFile).build(); |
54 |
| - } catch (Exception var4) { |
55 |
| - throw new RuntimeException("sslCtx create failed.", var4); |
56 |
| - } |
57 |
| - } else { |
58 |
| - sslCtx = null; |
59 |
| - } |
60 |
| - bootstrap = new ServerBootstrap(); |
61 |
| - bootstrap.group(bossGroup, workerGroup); |
62 |
| - bootstrap.channel(NioServerSocketChannel.class); |
63 |
| - bootstrap.option(ChannelOption.SO_BACKLOG, 1024); |
64 |
| - bootstrap.childOption(ChannelOption.TCP_NODELAY, true); |
65 |
| - bootstrap.childOption(ChannelOption.SO_RCVBUF, 128 * 1024); |
66 |
| - bootstrap.childOption(ChannelOption.SO_SNDBUF, 128 * 1024); |
67 |
| - |
68 |
| - bootstrap.handler(new LoggingHandler(LogLevel.DEBUG)); |
69 |
| - if (builder.isWebSocket()) { |
70 |
| - bootstrap.childHandler(new WebSocketHandler(builder, sslCtx)); |
71 |
| - } else { |
72 |
| - bootstrap.childHandler(new SocketHandler(builder)); |
73 |
| - } |
74 |
| - } |
75 |
| - |
76 |
| - |
77 |
| - /** |
78 |
| - * web socket的handler |
79 |
| - */ |
80 |
| - static class WebSocketHandler extends ChannelInitializer { |
81 |
| - private NetworkServiceBuilder builder; |
82 |
| - private SslContext sslCtx; |
83 |
| - |
84 |
| - WebSocketHandler(NetworkServiceBuilder builder, SslContext sslCtx) { |
85 |
| - this.builder = builder; |
86 |
| - this.sslCtx = sslCtx; |
87 |
| - } |
88 |
| - |
89 |
| - @Override |
90 |
| - protected void initChannel(Channel ch) { |
91 |
| - //添加web socket相关内容 |
92 |
| - ChannelPipeline pip = ch.pipeline(); |
93 |
| - if (sslCtx != null) { |
94 |
| - pip.addLast("sslHandler", sslCtx.newHandler(ch.alloc())); |
95 |
| - } |
96 |
| - pip.addLast(new HttpServerCodec()); |
97 |
| - pip.addLast(new HttpObjectAggregator(65536)); |
98 |
| - pip.addLast(new WebSocketServerProtocolHandler("/")); |
99 |
| - pip.addLast(new WebSocketDecoder()); |
100 |
| - pip.addLast(new WebSocketEncoder()); |
101 |
| - pip.addLast(new MessageDecoder(builder.getImessageandhandler())); |
102 |
| - pip.addLast(new MessageExecutor(builder.getConsumer(), builder.getListener())); |
103 |
| - for (ChannelHandler handler : builder.getExtraHandlers()) { |
104 |
| - pip.addLast(handler); |
105 |
| - } |
106 |
| - } |
107 |
| - } |
108 |
| - |
109 |
| - |
110 |
| - /** |
111 |
| - * socket的handler |
112 |
| - */ |
113 |
| - static class SocketHandler extends ChannelInitializer { |
114 |
| - private NetworkServiceBuilder builder; |
115 |
| - |
116 |
| - SocketHandler(NetworkServiceBuilder builder) { |
117 |
| - this.builder = builder; |
118 |
| - } |
119 |
| - |
120 |
| - @Override |
121 |
| - protected void initChannel(Channel ch) { |
122 |
| - ChannelPipeline pip = ch.pipeline(); |
123 |
| - int maxLength = 1048576; |
124 |
| - int lengthFieldLength = 4; |
125 |
| - int ignoreLength = -4; |
126 |
| - int offset = 0; |
127 |
| - pip.addLast(new LengthFieldBasedFrameDecoder(maxLength, offset, lengthFieldLength, ignoreLength, lengthFieldLength)); |
128 |
| - pip.addLast(new MessageDecoder(builder.getImessageandhandler())); |
129 |
| - pip.addLast(new LengthFieldPrepender(4, true)); |
130 |
| - pip.addLast(new MessageEncoder(builder.getImessageandhandler())); |
131 |
| - pip.addLast(new MessageExecutor(builder.getConsumer(), builder.getListener())); |
132 |
| - for (ChannelHandler handler : builder.getExtraHandlers()) { |
133 |
| - pip.addLast(handler); |
134 |
| - } |
135 |
| - } |
136 |
| - } |
137 |
| - |
138 |
| - |
139 |
| - @Override |
140 |
| - public void start() { |
141 |
| - try { |
142 |
| - ChannelFuture f = bootstrap.bind(port); |
143 |
| - f.sync(); |
144 |
| - } catch (Exception e) { |
145 |
| - throw new RuntimeException(e); |
146 |
| - } |
147 |
| - this.state = ServiceState.RUNNING; |
148 |
| - LOGGER.info("Server on port:{} is start", port); |
149 |
| - } |
150 |
| - |
151 |
| - |
152 |
| - /** |
153 |
| - * 停止網絡服務 |
154 |
| - */ |
155 |
| - @Override |
156 |
| - public void stop() { |
157 |
| - this.state = ServiceState.STOPPED; |
158 |
| - Future<?> bf = bossGroup.shutdownGracefully(); |
159 |
| - Future<?> wf = workerGroup.shutdownGracefully(); |
160 |
| - try { |
161 |
| - bf.get(5000, TimeUnit.MILLISECONDS); |
162 |
| - wf.get(5000, TimeUnit.MILLISECONDS); |
163 |
| - } catch (Exception e) { |
164 |
| - LOGGER.info("Netty服务器关闭失败", e); |
165 |
| - } |
166 |
| - LOGGER.info("Netty Server on port:{} is closed", port); |
167 |
| - } |
168 |
| - |
169 |
| - |
170 |
| - /** |
171 |
| - * 獲取當前網絡服務狀態 |
172 |
| - * |
173 |
| - * @return state |
174 |
| - */ |
175 |
| - @Override |
176 |
| - public ServiceState getState() { |
177 |
| - return this.state; |
178 |
| - } |
179 |
| - |
180 |
| - /** |
181 |
| - * 服務是否開啟 |
182 |
| - * |
183 |
| - * @return bool |
184 |
| - */ |
185 |
| - @Override |
186 |
| - public boolean isOpened() { |
187 |
| - return state == ServiceState.RUNNING; |
188 |
| - } |
189 |
| - |
190 |
| - /** |
191 |
| - * 服務是否關閉 |
192 |
| - * |
193 |
| - * @return bool |
194 |
| - */ |
195 |
| - @Override |
196 |
| - public boolean isClosed() { |
197 |
| - return state == ServiceState.STOPPED; |
198 |
| - } |
| 29 | + private final int port; |
| 30 | + |
| 31 | + private final EventLoopGroup bossGroup; |
| 32 | + |
| 33 | + private final EventLoopGroup workerGroup; |
| 34 | + |
| 35 | + private final ServerBootstrap bootstrap; |
| 36 | + |
| 37 | + private ServiceState state; |
| 38 | + |
| 39 | + NetworkServiceImpl(final NetworkServiceBuilder builder) { |
| 40 | + int bossLoopGroupCount = builder.getBossLoopGroupCount(); |
| 41 | + int workerLoopGroupCount = builder.getWorkerLoopGroupCount(); |
| 42 | + this.port = builder.getPort(); |
| 43 | + final SslContext sslCtx; |
| 44 | + |
| 45 | + bossGroup = new NioEventLoopGroup(bossLoopGroupCount); |
| 46 | + workerGroup = new NioEventLoopGroup(workerLoopGroupCount); |
| 47 | + |
| 48 | + if (builder.isSsl()) { |
| 49 | + try { |
| 50 | + File keyCertChainFile = new File(builder.getSslKeyCertChainFile()); |
| 51 | + File keyFile = new File(builder.getSslKeyFile()); |
| 52 | + sslCtx = SslContextBuilder.forServer(keyCertChainFile, keyFile).build(); |
| 53 | + } catch (Exception var4) { |
| 54 | + throw new RuntimeException("sslCtx create failed.", var4); |
| 55 | + } |
| 56 | + } else { |
| 57 | + sslCtx = null; |
| 58 | + } |
| 59 | + bootstrap = new ServerBootstrap(); |
| 60 | + bootstrap.group(bossGroup, workerGroup); |
| 61 | + bootstrap.channel(NioServerSocketChannel.class); |
| 62 | + bootstrap.option(ChannelOption.SO_BACKLOG, 1024); |
| 63 | + bootstrap.childOption(ChannelOption.TCP_NODELAY, true); |
| 64 | + bootstrap.childOption(ChannelOption.SO_RCVBUF, 128 * 1024); |
| 65 | + bootstrap.childOption(ChannelOption.SO_SNDBUF, 128 * 1024); |
| 66 | + |
| 67 | + bootstrap.handler(new LoggingHandler(LogLevel.DEBUG)); |
| 68 | + if (builder.isWebSocket()) { |
| 69 | + bootstrap.childHandler(new WebSocketHandler(builder, sslCtx)); |
| 70 | + } else { |
| 71 | + bootstrap.childHandler(new SocketHandler(builder)); |
| 72 | + } |
| 73 | + } |
| 74 | + |
| 75 | + |
| 76 | + /** |
| 77 | + * web socket的handler |
| 78 | + */ |
| 79 | + static class WebSocketHandler extends ChannelInitializer<Channel> { |
| 80 | + private final NetworkServiceBuilder builder; |
| 81 | + private final SslContext sslCtx; |
| 82 | + |
| 83 | + WebSocketHandler(NetworkServiceBuilder builder, SslContext sslCtx) { |
| 84 | + this.builder = builder; |
| 85 | + this.sslCtx = sslCtx; |
| 86 | + } |
| 87 | + |
| 88 | + @Override |
| 89 | + protected void initChannel(Channel ch) { |
| 90 | + //添加web socket相关内容 |
| 91 | + ChannelPipeline pip = ch.pipeline(); |
| 92 | + if (sslCtx != null) { |
| 93 | + pip.addLast("sslHandler", sslCtx.newHandler(ch.alloc())); |
| 94 | + } |
| 95 | + pip.addLast(new HttpServerCodec()); |
| 96 | + pip.addLast(new HttpObjectAggregator(65536)); |
| 97 | + pip.addLast(new WebSocketServerProtocolHandler("/")); |
| 98 | + pip.addLast(new WebSocketDecoder()); |
| 99 | + pip.addLast(new WebSocketEncoder()); |
| 100 | + pip.addLast(new MessageDecoder(builder.getImessageandhandler())); |
| 101 | + pip.addLast(new MessageExecutor(builder.getConsumer(), builder.getListener())); |
| 102 | + for (ChannelHandler handler : builder.getExtraHandlers()) { |
| 103 | + pip.addLast(handler); |
| 104 | + } |
| 105 | + } |
| 106 | + } |
| 107 | + |
| 108 | + |
| 109 | + /** |
| 110 | + * socket的handler |
| 111 | + */ |
| 112 | + static class SocketHandler extends ChannelInitializer<Channel> { |
| 113 | + private final NetworkServiceBuilder builder; |
| 114 | + |
| 115 | + SocketHandler(NetworkServiceBuilder builder) { |
| 116 | + this.builder = builder; |
| 117 | + } |
| 118 | + |
| 119 | + @Override |
| 120 | + protected void initChannel(Channel ch) { |
| 121 | + ChannelPipeline pip = ch.pipeline(); |
| 122 | + int maxLength = 1048576; |
| 123 | + int lengthFieldLength = 4; |
| 124 | + int ignoreLength = -4; |
| 125 | + int offset = 0; |
| 126 | + pip.addLast(new LengthFieldBasedFrameDecoder(maxLength, offset, lengthFieldLength, ignoreLength, lengthFieldLength)); |
| 127 | + pip.addLast(new MessageDecoder(builder.getImessageandhandler())); |
| 128 | + pip.addLast(new LengthFieldPrepender(4, true)); |
| 129 | + pip.addLast(new MessageEncoder(builder.getImessageandhandler())); |
| 130 | + pip.addLast(new MessageExecutor(builder.getConsumer(), builder.getListener())); |
| 131 | + for (ChannelHandler handler : builder.getExtraHandlers()) { |
| 132 | + pip.addLast(handler); |
| 133 | + } |
| 134 | + } |
| 135 | + } |
| 136 | + |
| 137 | + |
| 138 | + @Override |
| 139 | + public void start() { |
| 140 | + try { |
| 141 | + ChannelFuture f = bootstrap.bind(port); |
| 142 | + f.sync(); |
| 143 | + } catch (Exception e) { |
| 144 | + throw new RuntimeException(e); |
| 145 | + } |
| 146 | + this.state = ServiceState.RUNNING; |
| 147 | + log.info("Server on port:{} is start", port); |
| 148 | + } |
| 149 | + |
| 150 | + |
| 151 | + /** |
| 152 | + * 停止網絡服務 |
| 153 | + */ |
| 154 | + @Override |
| 155 | + public void stop() { |
| 156 | + this.state = ServiceState.STOPPED; |
| 157 | + Future<?> bf = bossGroup.shutdownGracefully(); |
| 158 | + Future<?> wf = workerGroup.shutdownGracefully(); |
| 159 | + try { |
| 160 | + bf.get(5000, TimeUnit.MILLISECONDS); |
| 161 | + wf.get(5000, TimeUnit.MILLISECONDS); |
| 162 | + } catch (Exception e) { |
| 163 | + log.info("Netty服务器关闭失败", e); |
| 164 | + } |
| 165 | + log.info("Netty Server on port:{} is closed", port); |
| 166 | + } |
| 167 | + |
| 168 | + |
| 169 | + /** |
| 170 | + * 獲取當前網絡服務狀態 |
| 171 | + * |
| 172 | + * @return state |
| 173 | + */ |
| 174 | + @Override |
| 175 | + public ServiceState getState() { |
| 176 | + return this.state; |
| 177 | + } |
| 178 | + |
| 179 | + /** |
| 180 | + * 服務是否開啟 |
| 181 | + * |
| 182 | + * @return bool |
| 183 | + */ |
| 184 | + @Override |
| 185 | + public boolean isOpened() { |
| 186 | + return state == ServiceState.RUNNING; |
| 187 | + } |
| 188 | + |
| 189 | + /** |
| 190 | + * 服務是否關閉 |
| 191 | + * |
| 192 | + * @return bool |
| 193 | + */ |
| 194 | + @Override |
| 195 | + public boolean isClosed() { |
| 196 | + return state == ServiceState.STOPPED; |
| 197 | + } |
199 | 198 | }
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