Exemplo n.º 1
0
func sendMessages(c *stompngo.Connection, q string, n int, k int) {

	var error error

	// Send
	eh := stompngo.Headers{"destination", q} // Extra headers
	for i := 1; i <= n; i++ {
		m := q + " gostomp message #" + strconv.Itoa(i)
		if printMsgs {
			fmt.Println("msg:", m)
		}
		error = c.Send(eh, m)
		if error != nil {
			log.Fatalf("send error: %v\n", error)
		}
		//
		time.Sleep(1e9 / 100) // Simulate message build
	}
	error = c.Send(eh, "***EOF*** "+q)
	if error != nil {
		log.Fatal(error)
	}
	wg.Done()

}
Exemplo n.º 2
0
func sendMessages(c *stompngo.Connection, q string, n int, k int) {

	var error error
	ks := fmt.Sprintf("%d", k)
	// Send
	eh := stompngo.Headers{"destination", q} // Extra headers
	for i := 1; i <= n; i++ {
		m := ks + " gostomp message #" + strconv.Itoa(i)
		if printMsgs {
			log.Println("Send:", q, " / ", m)
		}
		error = c.Send(eh, m)
		if error != nil {
			log.Fatal(error)
		}
		//
		d := time.Duration(getStagger(1e9/20, 1e9/10))
		time.Sleep(d)
	}
	error = c.Send(eh, "***EOF***")
	if error != nil {
		log.Fatal(error)
	}
	wgsend.Done()
}
Exemplo n.º 3
0
// Send messages to a particular queue
func sender(conn *stompngo.Connection, qn, nmsgs int) {
	ltag := tag + "-sender"

	qns := fmt.Sprintf("%d", qn) // queue number
	d := sngecomm.Dest() + "." + qns
	ll.Printf("%stag:%s connsess:%s starts qn:%d nmsgs:%d d:%s\n",
		exampid, ltag, conn.Session(),
		qn, nmsgs, d)
	//
	wh := stompngo.Headers{"destination", d,
		"qnum", qns} // send Headers
	if senv.Persistent() {
		wh = wh.Add("persistent", "true")
	}
	//
	tmr := time.NewTimer(100 * time.Hour)
	// Send loop
	for i := 1; i <= nmsgs; i++ {
		si := fmt.Sprintf("%d", i)
		sh := append(wh, "msgnum", si)
		// Generate a message to send ...............
		ll.Printf("%stag:%s connsess:%s message qns:%s si:%s\n",
			exampid, ltag, conn.Session(),
			qns, si)
		e := conn.Send(sh, string(sngecomm.Partial()))
		if e != nil {
			ll.Fatalf("%stag:%s connsess:%s send_error qnum:%v error:%v",
				exampid, ltag, conn.Session(),
				qn, e.Error()) // Handle this ......
		}
		if i == nmsgs {
			break
		}
		if sw {
			runtime.Gosched() // yield for this example
			dt := time.Duration(sngecomm.ValueBetween(min, max, sf))
			ll.Printf("%stag:%s connsess:%s send_stagger dt:%v qns:%s\n",
				exampid, ltag, conn.Session(),
				dt, qns)
			tmr.Reset(dt)
			_ = <-tmr.C
		}
	}
	// Sending is done
	ll.Printf("%stag:%s connsess:%s sender_ends qn:%d nmsgs:%d\n",
		exampid, ltag, conn.Session(),
		qn, nmsgs)
	wgs.Done()
}
Exemplo n.º 4
0
/*
runSender sends all messages to a specified queue.
*/
func runSender(conn *stompngo.Connection, qns string) {
	ltag := tag + "-runsender"

	d := sngecomm.Dest() + "." + qns
	id := stompngo.Uuid() // A unique sender id
	ll.Printf("%stag:%s connsess:%s start id:%s dest:%s\n",
		exampid, ltag, conn.Session(),
		id, d)
	wh := stompngo.Headers{"destination", d, "senderId", id,
		"qnum", qns} // basic send Headers
	if senv.Persistent() {
		wh = wh.Add("persistent", "true")
	}
	tmr := time.NewTimer(100 * time.Hour)
	nmsgs := senv.Nmsgs()
	for mc := 1; mc <= nmsgs; mc++ {
		sh := append(wh, "msgnum", fmt.Sprintf("%d", mc))
		// Generate a message to send ...............
		ll.Printf("%stag:%s  connsess:%s send id:%s qns:%s mc:%d\n",
			exampid, ltag, conn.Session(),
			id, qns, mc)
		e := conn.Send(sh, string(sngecomm.Partial()))
		if e != nil {
			ll.Fatalf("%stag:%s connsess:%s send_error qns:%v error:%v",
				exampid, ltag, conn.Session(),
				qns, e.Error()) // Handle this ......
		}
		if mc == nmsgs {
			break
		}
		if sw {
			dt := time.Duration(sngecomm.ValueBetween(min, max, sf))
			ll.Printf("%stag:%s connsess:%s send_stagger dt:%v qns:%s mc:%d\n",
				exampid, ltag, conn.Session(),
				dt, qns, mc)
			tmr.Reset(dt)
			_ = <-tmr.C
			runtime.Gosched()
		}
	}
	ll.Printf("%stag:%s connsess:%s end id:%s dest:%s\n",
		exampid, ltag, conn.Session(),
		id, d)
	//
	wgs.Done()
}
Exemplo n.º 5
0
func sendMessages(conn *stompngo.Connection, qnum int, nc net.Conn) {
	ltag := tag + "-sendmessages"

	qns := fmt.Sprintf("%d", qnum) // queue number
	d := sngecomm.Dest() + "." + qns
	ll.Printf("%stag:%s connsess:%s start d:%s qnum:%d\n",
		exampid, ltag, conn.Session(),
		d, qnum)
	wh := stompngo.Headers{"destination", d,
		"qnum", qns} // send Headers
	if senv.Persistent() {
		wh = wh.Add("persistent", "true")
	}
	//
	tmr := time.NewTimer(100 * time.Hour)
	// Send messages
	for mc := 1; mc <= nmsgs; mc++ {
		mcs := fmt.Sprintf("%d", mc)
		sh := append(wh, "msgnum", mcs)
		// Generate a message to send ...............

		ll.Printf("%stag:%s connsess:%s message mc:%d qnum:%d\n",
			exampid, ltag, conn.Session(),
			mc, qnum)
		e := conn.Send(sh, string(sngecomm.Partial()))
		if e != nil {
			ll.Fatalf("%stag:%s connsess:%s send_error qnum:%v error:%v",
				exampid, ltag, conn.Session(),
				qnum, e.Error()) // Handle this ......
		}
		if mc == nmsgs {
			break
		}
		if sw {
			runtime.Gosched() // yield for this example
			dt := time.Duration(sngecomm.ValueBetween(min, max, sf))
			ll.Printf("%stag:%s connsess:%s send_stagger dt:%v qnum:%s mc:%d\n",
				exampid, ltag, conn.Session(),
				dt, qnum, mc)
			tmr.Reset(dt)
			_ = <-tmr.C
		}
	}
}