def do_udp_tests(receiver, sender, tbwidth, duration, port_sizes):
"""Schedule UDP tests between receiver and sender"""
server1 = util.rpc_client(receiver[0], receiver[1])
server2 = util.rpc_client(sender[0], sender[1])
udpformat = '{0:>15} {1:>15} {2:>15} {3:>15} {4:>15}'
print("UDP test from %s:%u to %s:%u with target bandwidth %s" %
(sender[0], sender[1], receiver[0], receiver[1],
util.bandwidth_to_string(tbwidth)))
print(
udpformat.format("Datagram Size", "Snt Datagrams", "Rcv Datagrams",
"Datagram Loss", "Bandwidth"))
for size in port_sizes:
listen_handle = NO_HANDLE
send_handle = NO_HANDLE
try:
packetcnt = (tbwidth * duration) / size
listen_handle = server1.create_udp_listener(receiver[3])
if listen_handle == NO_HANDLE:
print("Server could not open UDP listening socket on port"
" %u. Try to restart the server.\n" % receiver[3])
return
send_handle = server2.create_udp_sender(
(util.ip_from_cidr(receiver[2]), receiver[3]), packetcnt, size,
duration)
# Using sleep here because there is no other synchronization
# source that would notify us when all sent packets were received
time.sleep(duration + 1)
rcv_packets = server1.get_udp_listener_results(listen_handle)
snt_packets = server2.get_udp_sender_results(send_handle)
loss = math.ceil(
((snt_packets - rcv_packets) * 10000.0) / snt_packets) / 100
bwidth = (rcv_packets * size) / duration
print(
udpformat.format(size, snt_packets, rcv_packets,
'%.2f%%' % loss,
util.bandwidth_to_string(bwidth)))
finally:
if listen_handle != NO_HANDLE:
server1.close_udp_listener(listen_handle)
if send_handle != NO_HANDLE:
server2.close_udp_sender(send_handle)
print("\n")
def do_udp_tests(receiver, sender, tbwidth, duration, port_sizes):
"""Schedule UDP tests between receiver and sender"""
server1 = util.rpc_client(receiver[0], receiver[1])
server2 = util.rpc_client(sender[0], sender[1])
udpformat = '{0:>15} {1:>15} {2:>15} {3:>15} {4:>15}'
print ("UDP test from %s:%u to %s:%u with target bandwidth %s" %
(sender[0], sender[1], receiver[0], receiver[1],
util.bandwidth_to_string(tbwidth)))
print udpformat.format("Datagram Size", "Snt Datagrams", "Rcv Datagrams",
"Datagram Loss", "Bandwidth")
for size in port_sizes:
listen_handle = NO_HANDLE
send_handle = NO_HANDLE
try:
packetcnt = (tbwidth * duration) / size
listen_handle = server1.create_udp_listener(receiver[3])
if listen_handle == NO_HANDLE:
print ("Server could not open UDP listening socket on port"
" %u. Try to restart the server.\n" % receiver[3])
return
send_handle = server2.create_udp_sender(
(util.ip_from_cidr(receiver[2]),
receiver[3]), packetcnt, size,
duration)
# Using sleep here because there is no other synchronization
# source that would notify us when all sent packets were received
time.sleep(duration + 1)
rcv_packets = server1.get_udp_listener_results(listen_handle)
snt_packets = server2.get_udp_sender_results(send_handle)
loss = math.ceil(((snt_packets - rcv_packets) * 10000.0) /
snt_packets) / 100
bwidth = (rcv_packets * size) / duration
print udpformat.format(size, snt_packets, rcv_packets,
'%.2f%%' % loss, util.bandwidth_to_string(bwidth))
finally:
if listen_handle != NO_HANDLE:
server1.close_udp_listener(listen_handle)
if send_handle != NO_HANDLE:
server2.close_udp_sender(send_handle)
print "\n"
def do_tcp_tests(receiver, sender, duration):
"""Schedule TCP tests between receiver and sender"""
server1 = util.rpc_client(receiver[0], receiver[1])
server2 = util.rpc_client(sender[0], sender[1])
tcpformat = '{0:>15} {1:>15} {2:>15}'
print("TCP test from %s:%u to %s:%u (full speed)" %
(sender[0], sender[1], receiver[0], receiver[1]))
print(tcpformat.format("Snt Bytes", "Rcv Bytes", "Bandwidth"))
listen_handle = NO_HANDLE
send_handle = NO_HANDLE
try:
listen_handle = server1.create_tcp_listener(receiver[3])
if listen_handle == NO_HANDLE:
print("Server was unable to open TCP listening socket on port"
" %u. Try to restart the server.\n" % receiver[3])
return
send_handle = server2.create_tcp_sender(util.ip_from_cidr(receiver[2]),
receiver[3], duration)
time.sleep(duration + 1)
rcv_bytes = long(server1.get_tcp_listener_results(listen_handle))
snt_bytes = long(server2.get_tcp_sender_results(send_handle))
bwidth = rcv_bytes / duration
print(
tcpformat.format(snt_bytes, rcv_bytes,
util.bandwidth_to_string(bwidth)))
finally:
if listen_handle != NO_HANDLE:
server1.close_tcp_listener(listen_handle)
if send_handle != NO_HANDLE:
server2.close_tcp_sender(send_handle)
print("\n")
def do_tcp_tests(receiver, sender, duration):
"""Schedule TCP tests between receiver and sender"""
server1 = util.rpc_client(receiver[0], receiver[1])
server2 = util.rpc_client(sender[0], sender[1])
tcpformat = '{0:>15} {1:>15} {2:>15}'
print "TCP test from %s:%u to %s:%u (full speed)" % (sender[0], sender[1],
receiver[0], receiver[1])
print tcpformat.format("Snt Bytes", "Rcv Bytes", "Bandwidth")
listen_handle = NO_HANDLE
send_handle = NO_HANDLE
try:
listen_handle = server1.create_tcp_listener(receiver[3])
if listen_handle == NO_HANDLE:
print ("Server was unable to open TCP listening socket on port"
" %u. Try to restart the server.\n" % receiver[3])
return
send_handle = server2.create_tcp_sender(util.ip_from_cidr(receiver[2]),
receiver[3], duration)
time.sleep(duration + 1)
rcv_bytes = long(server1.get_tcp_listener_results(listen_handle))
snt_bytes = long(server2.get_tcp_sender_results(send_handle))
bwidth = rcv_bytes / duration
print tcpformat.format(snt_bytes, rcv_bytes,
util.bandwidth_to_string(bwidth))
finally:
if listen_handle != NO_HANDLE:
server1.close_tcp_listener(listen_handle)
if send_handle != NO_HANDLE:
server2.close_tcp_sender(send_handle)
print "\n"
