src/org/redkale/net/Context.java

@@ -55,6 +55,9 @@ public class Context {
     //字符集
     protected final Charset charset;
 
+    //最大连接数, 为0表示没限制
+    protected final int maxconns;
+
     //请求内容的大小上限, 默认64K
     protected final int maxbody;
 
@@ -81,13 +84,13 @@ public class Context {
 
     public Context(ContextConfig config) {
         this(config.serverStartTime, config.logger, config.executor, config.sslContext,
-            config.bufferCapacity, config.bufferPool, config.responsePool, config.maxbody,
+            config.bufferCapacity, config.bufferPool, config.responsePool, config.maxconns, config.maxbody,
             config.charset, config.address, config.resourceFactory, config.prepare,
             config.aliveTimeoutSeconds, config.readTimeoutSeconds, config.writeTimeoutSeconds);
     }
 
     public Context(long serverStartTime, Logger logger, ThreadPoolExecutor executor, SSLContext sslContext,
-        int bufferCapacity, ObjectPool<ByteBuffer> bufferPool, ObjectPool<Response> responsePool,
+        int bufferCapacity, ObjectPool<ByteBuffer> bufferPool, ObjectPool<Response> responsePool, final int maxconns,
         final int maxbody, Charset charset, InetSocketAddress address, ResourceFactory resourceFactory,
         final PrepareServlet prepare, final int aliveTimeoutSeconds, final int readTimeoutSeconds, final int writeTimeoutSeconds) {
         this.serverStartTime = serverStartTime;
@@ -97,6 +100,7 @@ public class Context {
         this.bufferCapacity = bufferCapacity;
         this.bufferPool = bufferPool;
         this.responsePool = responsePool;
+        this.maxconns = maxconns;
         this.maxbody = maxbody;
         this.charset = StandardCharsets.UTF_8.equals(charset) ? null : charset;
         this.address = address;
@@ -117,6 +121,10 @@ public class Context {
         return sslContext;
     }
 
+    public int getMaxconns() {
+        return maxconns;
+    }
+
     public int getMaxbody() {
         return maxbody;
     }
@@ -228,6 +236,9 @@ public class Context {
         //请求内容的大小上限, 默认64K
         public int maxbody;
 
+        //最大连接数, 为0表示没限制
+        public int maxconns;
+
         //keep alive IO读取的超时时间
         public int aliveTimeoutSeconds;
 

src/org/redkale/net/ProtocolServer.java

@@ -65,10 +65,6 @@ public abstract class ProtocolServer {
 
     public abstract void accept() throws IOException;
 
-    public void setMaxconns(int maxconns) {
-        this.maxconns = maxconns;
-    }
-
     public abstract void close() throws IOException;
 
     public long getCreateCount() {
@@ -108,6 +104,7 @@ public abstract class ProtocolServer {
 
         public ProtocolBIOUDPServer(Context context) {
             this.context = context;
+            this.maxconns = context.getMaxconns();
         }
 
         @Override
@@ -115,6 +112,22 @@ public abstract class ProtocolServer {
             DatagramChannel ch = DatagramChannel.open();
             ch.configureBlocking(true);
             this.serverChannel = ch;
+            final Set<SocketOption<?>> options = this.serverChannel.supportedOptions();
+            if (options.contains(StandardSocketOptions.TCP_NODELAY)) {
+                this.serverChannel.setOption(StandardSocketOptions.TCP_NODELAY, true);
+            }
+            if (options.contains(StandardSocketOptions.SO_KEEPALIVE)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_KEEPALIVE, true);
+            }
+            if (options.contains(StandardSocketOptions.SO_REUSEADDR)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true);
+            }
+            if (options.contains(StandardSocketOptions.SO_RCVBUF)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_RCVBUF, 16 * 1024);
+            }
+            if (options.contains(StandardSocketOptions.SO_SNDBUF)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_SNDBUF, 16 * 1024);
+            }
         }
 
         @Override
@@ -195,12 +208,30 @@ public abstract class ProtocolServer {
 
         public ProtocolAIOTCPServer(Context context) {
             this.context = context;
+            this.maxconns = context.getMaxconns();
         }
 
         @Override
         public void open(AnyValue config) throws IOException {
             group = AsynchronousChannelGroup.withCachedThreadPool(context.executor, 1);
             this.serverChannel = AsynchronousServerSocketChannel.open(group);
+
+            final Set<SocketOption<?>> options = this.serverChannel.supportedOptions();
+            if (options.contains(StandardSocketOptions.TCP_NODELAY)) {
+                this.serverChannel.setOption(StandardSocketOptions.TCP_NODELAY, true);
+            }
+            if (options.contains(StandardSocketOptions.SO_KEEPALIVE)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_KEEPALIVE, true);
+            }
+            if (options.contains(StandardSocketOptions.SO_REUSEADDR)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true);
+            }
+            if (options.contains(StandardSocketOptions.SO_RCVBUF)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_RCVBUF, 16 * 1024);
+            }
+            if (options.contains(StandardSocketOptions.SO_SNDBUF)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_SNDBUF, 16 * 1024);
+            }
         }
 
         @Override
@@ -306,6 +337,7 @@ public abstract class ProtocolServer {
 
         public ProtocolNIOTCPServer(Context context) {
             this.context = context;
+            this.maxconns = context.getMaxconns();
         }
 
         @Override
@@ -316,6 +348,23 @@ public abstract class ProtocolServer {
             ServerSocket socket = serverChannel.socket();
             socket.setReceiveBufferSize(16 * 1024);
             socket.setReuseAddress(true);
+
+            final Set<SocketOption<?>> options = this.serverChannel.supportedOptions();
+            if (options.contains(StandardSocketOptions.TCP_NODELAY)) {
+                this.serverChannel.setOption(StandardSocketOptions.TCP_NODELAY, true);
+            }
+            if (options.contains(StandardSocketOptions.SO_KEEPALIVE)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_KEEPALIVE, true);
+            }
+            if (options.contains(StandardSocketOptions.SO_REUSEADDR)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true);
+            }
+            if (options.contains(StandardSocketOptions.SO_RCVBUF)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_RCVBUF, 16 * 1024);
+            }
+            if (options.contains(StandardSocketOptions.SO_SNDBUF)) {
+                this.serverChannel.setOption(StandardSocketOptions.SO_SNDBUF, 16 * 1024);
+            }
         }
 
         @Override

src/org/redkale/net/Server.java

@@ -90,6 +90,9 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
     //Response池大小
     protected int responsePoolSize;
 
+    //最大连接数, 为0表示没限制
+    protected int maxconns;
+
     //请求包大小的上限，单位:字节
     protected int maxbody;
 
@@ -102,9 +105,6 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
     //IO写入 的超时秒数，小于1视为不设置
     protected int writeTimeoutSeconds;
 
-    //最大连接数
-    protected int maxconns;
-
     protected Server(long serverStartTime, String protocol, ResourceFactory resourceFactory, PrepareServlet<K, C, R, P, S> servlet) {
         this.serverStartTime = serverStartTime;
         this.protocol = protocol;
@@ -276,24 +276,7 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
         this.prepare.init(this.context, config);
         this.serverChannel = ProtocolServer.create(this.protocol, context);
         this.serverChannel.open(config);
-        final Set<SocketOption<?>> options = this.serverChannel.supportedOptions();
-        if (options.contains(StandardSocketOptions.TCP_NODELAY)) {
-            this.serverChannel.setOption(StandardSocketOptions.TCP_NODELAY, true);
-        }
-        if (options.contains(StandardSocketOptions.SO_KEEPALIVE)) {
-            this.serverChannel.setOption(StandardSocketOptions.SO_KEEPALIVE, true);
-        }
-        if (options.contains(StandardSocketOptions.SO_REUSEADDR)) {
-            this.serverChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true);
-        }
-        if (options.contains(StandardSocketOptions.SO_RCVBUF)) {
-            this.serverChannel.setOption(StandardSocketOptions.SO_RCVBUF, 16 * 1024);
-        }
-        if (options.contains(StandardSocketOptions.SO_SNDBUF)) {
-            this.serverChannel.setOption(StandardSocketOptions.SO_SNDBUF, 16 * 1024);
-        }
         serverChannel.bind(address, backlog);
-        serverChannel.setMaxconns(this.maxconns);
         serverChannel.accept();
         final String threadName = "[" + Thread.currentThread().getName() + "] ";
         logger.info(threadName + this.getClass().getSimpleName() + ("TCP".equalsIgnoreCase(protocol) ? "" : ("." + protocol)) + " listen: " + address

src/org/redkale/net/http/HttpServer.java

@@ -443,6 +443,7 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
         contextConfig.bufferCapacity = rcapacity;
         contextConfig.bufferPool = bufferPool;
         contextConfig.responsePool = responsePool;
+        contextConfig.maxconns = this.maxconns;
         contextConfig.maxbody = this.maxbody;
         contextConfig.charset = this.charset;
         contextConfig.address = this.address;

src/org/redkale/net/sncp/SncpServer.java

@@ -116,6 +116,7 @@ public class SncpServer extends Server<DLong, SncpContext, SncpRequest, SncpResp
         contextConfig.bufferCapacity = rcapacity;
         contextConfig.bufferPool = bufferPool;
         contextConfig.responsePool = responsePool;
+        contextConfig.maxconns = this.maxconns;
         contextConfig.maxbody = this.maxbody;
         contextConfig.charset = this.charset;
         contextConfig.address = this.address;