def messenger_benchmark(N, is_server):
received = 0
def cb(msg):
nonlocal received
received += 1
m = Messenger(cb)
m.connect("uni49que", is_server)
print("Starting test ...")
gc.collect()
try:
t_start = time.ticks_ms()
for i in range(N):
if is_server:
m.send("msg {}".format(i))
m.wait_msg()
else:
m.wait_msg()
m.send("ok {}".format(i))
t_stop = time.ticks_ms()
dt = time.ticks_diff(t_stop, t_start)
if N != received:
print("***** sent {} messages, received {}".format(N, received))
print(">>> Messenger throughput: {:8.4f} msg/s (N={})".format(
1000 * received / dt, N))
finally:
m.disconnect()
def send_read(name, m):
print("send_read", name, m)
try:
n = 1
for i in range(10):
if random() < 0.8:
msg = str.encode("msg {} from {}, tail={}".format(
n, name, 'X' * (n**2)))
m.send(msg)
n += 1
m.check_msg()
sleep(2 * random())
finally:
m.disconnect()
def cb(msg):
print("cb got", msg)
ID = "uni49que"
# is_server must be True on one peer, False on the other
# this hack uses the IP to distingish the two
# more typically they would run different software, alleviating the need for this hack ...
is_server = WLAN(STA_IF).ifconfig()[0].endswith('133')
m = Messenger(cb)
m.connect(ID, is_server)
send_read("server" if is_server else "client", m)
