feat 初次提交

net/socket/server.go

@@ -0,0 +1,48 @@
+package socket
+
+import (
+	"time"
+)
+
+type Action int
+
+const (
+	// None indicates that no action should occur following an event.
+	None Action = iota
+	// Close closes the connection.
+	Close
+	// Shutdown shutdowns the engine.
+	Shutdown
+)
+
+type OpCode byte
+
+const (
+	OpContinuation OpCode = 0x0
+	OpText         OpCode = 0x1
+	OpBinary       OpCode = 0x2
+	OpClose        OpCode = 0x8
+	OpPing         OpCode = 0x9
+	OpPong         OpCode = 0xa
+)
+
+// ISocketServer 由应用层实现
+type ISocketServer interface {
+	OnOpen(ISocketConn) ([]byte, Action)                               // 开启连接
+	OnHandShake(ISocketConn, []byte, func(ISocketConn, []byte)) Action // 开始握手
+	OnMessage(ISocketConn, []byte) Action                              // 收到消息
+	OnPong(ISocketConn)
+	OnClose(ISocketConn, error) Action // 关闭连接
+	OnTick() (time.Duration, Action)
+}
+
+// ISocketConn 由网络层实现
+type ISocketConn interface {
+	GetParam(key string) interface{}
+	SetParam(key string, values interface{})
+	RemoteAddr() string
+	Ping() error // 需要隔一段时间调用一下，建议20s
+	Write(data []byte) error
+	Close() error
+	IsClose() bool
+}