// TODO: connectAsync()
func (ro *Route) connect() error {
var netconn net.Conn
var err error
for i := 0; i < routeConnectRetries; i++ {
netconn, err = net.Dial("tcp", ro.addr)
if err == nil {
break
}
log.Debug(err)
waitBackoff(i)
}
if err != nil {
// TODO: Cancel all queue if we give up reconnecting
return err
}
log.Debug("Connected to", netconn.RemoteAddr())
ro.conn = newConn(netconn)
ro.closed = make(chan struct{})
ro.exited = make(chan struct{})
go ro.send()
go ro.recv()
return nil
}
func test(n int, dom *goa.Domain) {
bind, err := dom.Bind("com.bar")
if err != nil {
panic(err)
}
payld := []byte("ping" + strconv.Itoa(n))
rsp2 := "pong" + string(payld)
for {
req := bind.NewRequest(payld)
// XXX req.SetTimeout(time.Second)
if err := req.Send(); err != nil {
panic(err)
}
log.Debug("SEND ", string(payld))
rsp, err := req.Recv()
if err != nil {
panic(err)
}
if rsp2 != string(rsp) {
panic("bad request")
}
log.Debug("RECV ", string(rsp))
atomic.AddUint64(&cntr, 1)
}
}
func (d *Domain) Announce(service string, handler func([]byte, uint64) ([]byte, uint64)) error {
lis, err := net.Listen("tcp", ":8000")
if err != nil {
return err
}
//
// TODO: Optimize with batching like the client side, with two goroutines
// The define callback can do whatever the user wants, to send the
// request to a worker pool through a channel o handle it directly on the
// goroutine that receive the messages.
//
go func() {
for {
netconn, err := lis.Accept()
if err != nil {
log.Debug(err)
}
log.Debug("Connection accepted from", netconn.RemoteAddr())
conn := newConn(netconn)
go func() {
reqs := make([]*Request, 0, maxBatchLen)
for {
reqs = reqs[:0:cap(reqs)]
for i := 0; i < maxBatchLen; i++ {
payld, seq, err := conn.recv()
if err != nil {
log.Debug(err)
Exit()
}
log.Debug("RECV(", seq, ") ", string(payld))
payld, seq = handler(payld, seq)
req := newRequest(payld, seq)
reqs = append(reqs, req)
}
if err := conn.sendBatch(reqs); err != nil {
log.Debug(err)
}
}
}()
}
}()
return nil
}