/
TCPServer.go
163 lines (142 loc) · 3.01 KB
/
TCPServer.go
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// TCPServer
package main
import (
"KolonseWeb"
"encoding/json"
"fmt"
"net"
"os"
)
var PROXY_SERVER_MARK []byte = []byte("i'm proxy server")
type Who struct {
Name string // 服务者名字
Ip string // 客户端 IP
conn *net.Conn // 连接套接字
}
func (w *Who) Close() {
if w.conn != nil {
(*w.conn).Close()
}
}
func (w *Who) Dump() string {
ret := ""
ret += fmt.Sprintln("\tName:", w.Name)
ret += fmt.Sprintln("\tIp:", w.Ip)
return ret
}
func (w *Who) Set(name string, ip string, conn *net.Conn) {
w.Close()
w.conn = conn
w.Name = name
w.Ip = ip
}
type ServerInfo struct {
Domain string
Port uint16
Desc string
Status string // 服务状态
ForWho Who
Parter Who
}
func (si *ServerInfo) GetStatus() string {
return si.Status
}
func (si *ServerInfo) Dump() string {
ret := ""
ret += fmt.Sprintln("Domain:", si.Domain)
ret += fmt.Sprintln("Port:", si.Port)
ret += fmt.Sprintln("Desc:", si.Desc)
ret += fmt.Sprintln("Status:", si.Status)
ret += fmt.Sprintln("ForWho:")
ret += si.ForWho.Dump()
return ret
}
func (si *ServerInfo) ReadLessNByte(conn net.Conn, nBytes int, buff []byte) err {
totalRecv := 0
for {
n, err := conn.Read(buff)
if err != nil {
return err
}
totalRecv += n
if n >= nBytes {
return nil
}
}
}
func (si *ServerInfo) handleConnection(conn net.Conn) {
KolonseWeb.DefaultLogs().Info("Recv Conn,RemoteAddr:%v %v %v %v",
conn.RemoteAddr().Network(), conn.RemoteAddr().String(),
conn.LocalAddr().Network(), conn.LocalAddr().String())
// 收到一个连接 读取开始 i'm proxy server
buff := make([]byte, 10000) // 缓存长度
err := si.ReadLessNByte(conn, len(PROXY_SERVER_MARK), buff)
if err != nil {
conn.Close()
return
}
}
func (si *ServerInfo) Start() {
ln, err := net.Listen("tcp", fmt.Sprintf(":%v", si.Port))
if err != nil {
panic(err)
}
KolonseWeb.DefaultLogs().Info("TCP Server Listen On %v", si.Port)
for {
conn, err := ln.Accept()
if err != nil {
// handle error
}
go si.handleConnection(conn)
}
}
func NULLServerInfo() ServerInfo {
return ServerInfo{
Status: "have no this server",
}
}
func NewServerInfo() ServerInfo {
return ServerInfo{
Status: "wait",
}
}
type TypeServerManager map[string]ServerInfo
var TCPServerManager TypeServerManager
func (tm *TypeServerManager) GetServerInfo(domain string) ServerInfo {
for _, value := range *tm {
if value.Domain == domain {
return value
}
}
return NULLServerInfo()
}
func (tm *TypeServerManager) Dump() string {
ret := ""
for _, value := range *tm {
ret += "+++++++++++++++++++++++++++++++++\n"
ret += value.Dump()
ret += "=================================\n"
}
return ret
}
func (tm *TypeServerManager) TCPServerManagerStart() {
for _, value := range *tm {
go value.Start()
}
}
func LoadCfg() {
file, err := os.Open("./cfg.rtps")
if err != nil {
panic(err)
return
}
defer file.Close()
err = json.NewDecoder(file).Decode(&TCPServerManager)
if err != nil {
panic(err)
return
}
}
func init() {
TCPServerManager = make(TypeServerManager)
}