// Send messages to a particular queue
func sender(qn, mc int) {
ltag := tag + "-sender"
qns := fmt.Sprintf("%d", qn) // string queue number
id := stompngo.Uuid() // A unique sender id
d := sngecomm.Dest() + "." + qns
ll.Printf("%stag:%s connsess:%s queue_info id:%v d:%v qnum:%v mc:%v\n",
exampid, ltag, conn.Session(),
id, d, qn, mc)
//
wh := stompngo.Headers{"destination", d, "senderId", id,
"qnum", qns} // send Headers
if senv.Persistent() {
wh = wh.Add("persistent", "true")
}
//
tmr := time.NewTimer(100 * time.Hour)
// Send loop
for i := 1; i <= mc; i++ {
si := fmt.Sprintf("%d", i)
sh := append(wh, "msgnum", si)
// Generate a message to send ...............
ll.Printf("%stag:%s connsess:%s send_headers id:%v d:%v qnum:%v headers:%v\n",
exampid, ltag, conn.Session(),
id, d, qn, sh)
e := conn.Send(sh, string(sngecomm.Partial()))
if e != nil {
ll.Fatalf("%stag:%s connsess:%s send_error qnum:%v error:%v",
exampid, tag, conn.Session(),
qn, e.Error()) // Handle this ......
}
if i == mc {
break
}
if sw {
dt := time.Duration(sngecomm.ValueBetween(min, max, sf))
ll.Printf("%stag:%s connsess:%s send_stagger id:%v d:%v qnum:%v stagger:%v\n",
exampid, ltag, conn.Session(),
id, d, qn, dt)
tmr.Reset(dt)
_ = <-tmr.C
runtime.Gosched()
}
}
// Sending is done
ll.Printf("%stag:%s connsess:%s finish_info id:%v d:%v qnum:%v mc:%v\n",
exampid, ltag, conn.Session(),
id, d, qn, mc)
wgs.Done()
}
// 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()
}
/*
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()
}
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
}
}
}