func (s *Server) runBusLine(listener net.Listener) error {
for {
conn, err := listener.Accept()
if err != nil {
log.E("Busline accept failed: ", err)
continue
}
go s.serveBusLine(conn)
}
}
func (c *Client) genNewChannelId() uint16 {
select {
case id := <-c.freeChannelId:
return id
default:
id := atomic.AddUint32(&c.maxChannelId, 1)
if id > math.MaxUint16 {
log.E("Too many channels! ", id, " > ", math.MaxUint16)
}
return uint16(id)
}
}
func (c *Client) runBusLine(addr Addr) {
// TODO use config param
for {
conn, err := net.Dial("tcp", addr.String())
if err != nil {
log.E("Busline failed: ", err)
time.Sleep(time.Second * 2)
continue
}
log.I("Busline established: ", addr)
c.bridge.RunBusLine(conn)
log.I("Busline closed: ", addr, " , reconnect")
}
}
func run() {
err := server.Listen(bridge.Addr{"127.0.0.1", 8000})
if err != nil {
log.F("Bridge listen: ", err)
}
log.I("Start listening")
for {
conn, err := server.Accept()
if err != nil {
log.E("Bridge accept: ", err)
continue
}
go handleConn(conn)
}
}
func (c *Channel) Read(buf []byte) (int, error) {
if c.Closed() {
return 0, io.ErrClosedPipe
}
msg := <-c.recv
if (msg == nil) || msg.fin {
c.Close()
return 0, io.ErrClosedPipe
}
if len(msg.data) > len(buf) {
log.E("Recevive message which size is bigger than excepted!")
c.Close()
return 0, errors.New("unexcepted message")
}
copy(buf, msg.data)
return len(msg.data), nil
}
func run(listenAddr string) {
listener, err := net.Listen("tcp", listenAddr)
if err != nil {
log.F(err)
}
log.I("Start listening at " + listenAddr)
for {
conn, err := listener.Accept()
if err != nil {
log.E("accept: ", err)
continue
}
log.I("Accept connection " + conn.RemoteAddr().String())
go handleConn(conn)
}
}