func run(port, password, limit string) {
ln, err := net.Listen("tcp", ":"+port)
if err != nil {
log.Printf("error listening port %v: %v\n", port, err)
return
}
passwdManager.add(port, password, ln)
var cipher *ss.Cipher
log.Printf("server listening port %v with limit %v...\n", port, limit)
for {
if isOverFlow(port) {
//fmt.Println(port, "流量超了！！")
continue
}
conn, err := ln.Accept()
if err != nil {
// listener maybe closed to update password
debug.Printf("accept error: %v\n", err)
return
}
// Creating cipher upon first connection.
if cipher == nil {
log.Println("creating cipher for port:", port)
cipher, err = ss.NewCipher(config.Method, password)
if err != nil {
log.Printf("Error generating cipher for port: %s %v\n", port, err)
conn.Close()
continue
}
}
go handleConnection(ss.NewConn(conn, cipher.Copy()), port)
}
}
func runUDP(port, password, limit string) {
var cipher *ss.Cipher
port_i, _ := strconv.Atoi(port)
log.Printf("listening udp port %v\n", port)
conn, err := net.ListenUDP("udp", &net.UDPAddr{
IP: net.IPv6zero,
Port: port_i,
})
passwdManager.addUDP(port, password, conn)
if err != nil {
log.Printf("error listening udp port %v: %v\n", port, err)
return
}
defer conn.Close()
cipher, err = ss.NewCipher(config.Method, password)
if err != nil {
log.Printf("Error generating cipher for udp port: %s %v\n", port, err)
conn.Close()
}
UDPConn := ss.NewUDPConn(conn, cipher.Copy())
for {
UDPConn.ReadAndHandleUDPReq()
}
}
