// TODO linger close?
func (server *Server) serveTCP(conn *net.TCPConn, rp, wp *bytes.Pool, tr *itime.Timer) {
var (
b *Bucket
key string
hb time.Duration // heartbeat
err error
trd *itime.TimerData
rb = rp.Get()
wb = wp.Get()
ch = NewChannel(server.Options.Proto, define.NoRoom)
rr = &ch.Reader
wr = &ch.Writer
p = &ch.CliProto
)
ch.Reader.ResetBuffer(conn, rb.Bytes())
ch.Writer.ResetBuffer(conn, wb.Bytes())
// handshake
trd = tr.Add(server.Options.HandshakeTimeout, func() {
conn.Close()
})
if key, ch.RoomId, hb, err = server.authTCP(rr, wr, p); err != nil {
conn.Close()
rp.Put(rb)
wp.Put(wb)
tr.Del(trd)
log.Error("key: %s handshake failed error(%v)", key, err)
return
}
trd.Key = key
tr.Set(trd, hb)
b = server.Bucket(key)
b.Put(key, ch, tr)
// hanshake ok start dispatch goroutine
go server.dispatchTCP(key, conn, wr, wp, wb, ch)
for {
if err = server.readTCPRequest(rr, p); err != nil {
break
}
if p.Operation == define.OP_HEARTBEAT {
tr.Set(trd, hb)
p.Body = nil
p.Operation = define.OP_HEARTBEAT_REPLY
if Debug {
log.Debug("key: %s receive heartbeat", key)
}
} else {
if err = server.operator.Operate(p); err != nil {
break
}
}
if err = ch.Reply(); err != nil {
break
}
}
log.Error("key: %s server tcp failed error(%v)", key, err)
conn.Close()
ch.Close()
rp.Put(rb)
b.Del(key)
tr.Del(trd)
if err = server.operator.Disconnect(key, ch.RoomId); err != nil {
log.Error("key: %s operator do disconnect error(%v)", key, err)
}
if Debug {
log.Debug("key: %s server tcp goroutine exit", key)
}
return
}
func (server *Server) serveWebsocket(conn *websocket.Conn, tr *itime.Timer) {
var (
b *Bucket
hb time.Duration // heartbeat
key string
err error
trd *itime.TimerData
ch = NewChannel(server.Options.Proto, define.NoRoom)
p = &ch.CliProto
)
// handshake
trd = tr.Add(server.Options.HandshakeTimeout, func() {
conn.Close()
})
if key, ch.RoomId, hb, err = server.authWebsocket(conn, p); err == nil {
trd.Key = key
tr.Set(trd, hb)
}
if err != nil {
tr.Del(trd)
conn.Close()
log.Error("handshake failed error(%v)", err)
return
}
// register key->channel
b = server.Bucket(key)
b.Put(key, ch, tr)
// hanshake ok start dispatch goroutine
go server.dispatchWebsocket(key, conn, ch)
for {
// parse request protocol
if err = server.readWebsocketRequest(conn, p); err != nil {
break
}
if p.Operation == define.OP_HEARTBEAT {
// heartbeat
tr.Set(trd, hb)
p.Body = nil
p.Operation = define.OP_HEARTBEAT_REPLY
} else {
// process message
if err = server.operator.Operate(p); err != nil {
break
}
}
if err = ch.Reply(); err != nil {
break
}
}
log.Error("key: %s server websocket failed error(%v)", key, err)
conn.Close()
ch.Close()
b.Del(key)
if err = server.operator.Disconnect(key, ch.RoomId); err != nil {
log.Error("key: %s operator do disconnect error(%v)", key, err)
}
if Debug {
log.Debug("key: %s server websocket goroutine exit", key)
}
return
}
