def make_transfer(self):
self.sock_client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# SO_REUSEADDR: http://stackoverflow.com/questions/3229860/what-is-the-meaning-of-so-reuseaddr-setsockopt-option-linux
s = self.sock_client
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF, 50688) # 49.5 KB
s.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF, 87380) # 85.3 KB
s.bind(self.client_addr)
s.connect(self.server_addr)
start = datetime.now()
## client -> server
sent = 0
while sent < self.filesize:
sent += s.send(self.randomfile[sent:sent+4096])
# We have to wait until the server finishes reading data from its socket
# and closes the connection.
rcvd = s.recv(1)
time_up = total_seconds(datetime.now() - start)
time.sleep(getattr(self, 'sleep', 0)) # wait for a bucket to fill again
## server -> client
start = datetime.now()
while len(rcvd) < self.filesize:
rcvd += s.recv(1024)
time_down = total_seconds(datetime.now() - start)
s.close()
return time_up, time_down
def make_transfer(self):
self.sock_client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# SO_REUSEADDR: http://stackoverflow.com/questions/3229860/what-is-the-meaning-of-so-reuseaddr-setsockopt-option-linux
s = self.sock_client
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF, 50688) # 49.5 KB
s.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF, 87380) # 85.3 KB
s.bind(self.client_addr)
s.connect(self.server_addr)
start = datetime.now()
## client -> server
sent = 0
while sent < self.filesize:
sent += s.send(self.randomfile[sent:sent + 4096])
# We have to wait until the server finishes reading data from its socket
# and closes the connection.
rcvd = s.recv(1)
time_up = total_seconds(datetime.now() - start)
time.sleep(getattr(self, 'sleep',
0)) # wait for a bucket to fill again
## server -> client
start = datetime.now()
while len(rcvd) < self.filesize:
rcvd += s.recv(1024)
time_down = total_seconds(datetime.now() - start)
s.close()
return time_up, time_down
def test_transfer(self):
self.sock_client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# SO_REUSEADDR: http://stackoverflow.com/questions/3229860/what-is-the-meaning-of-so-reuseaddr-setsockopt-option-linux
s = self.sock_client
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.bind(self.client_addr)
s.connect(self.server_addr)
start = datetime.now()
# client -> server
sent = 0
while sent < self.filesize:
sent += s.send(self.randomfile[sent:sent+4096])
# We have to wait until the server finishes reading data from its socket
# and closes the connection.
rcvd = s.recv(1024)
delay = total_seconds(datetime.now() - start)
#delay = delta.seconds + delta.microseconds/float(10**6)
tt = self.estimate_transfer_time(self.filesize, self.client_addr[0],
self.server_addr[0])
self.assertAlmostEqual(delay, tt, delta=0.4)
# server -> client
start = datetime.now()
while len(rcvd) < self.filesize:
rcvd += s.recv(1024)
delay = total_seconds(datetime.now() - start)
tt = self.estimate_transfer_time(self.filesize, self.server_addr[0],
self.client_addr[0])
self.assertAlmostEqual(delay, tt, delta=0.4)
# statistics of qdiscs on IFB must correctly reflect the transmitted data
self._test_traffic()
s.close()
def test_transfer(self):
self.sock_client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# SO_REUSEADDR: http://stackoverflow.com/questions/3229860/what-is-the-meaning-of-so-reuseaddr-setsockopt-option-linux
s = self.sock_client
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.bind(self.client_addr)
s.connect(self.server_addr)
start = datetime.now()
# client -> server
sent = 0
while sent < self.filesize:
sent += s.send(self.randomfile[sent:sent + 4096])
# We have to wait until the server finishes reading data from its socket
# and closes the connection.
rcvd = s.recv(1024)
delay = total_seconds(datetime.now() - start)
#delay = delta.seconds + delta.microseconds/float(10**6)
tt = self.estimate_transfer_time(self.filesize, self.client_addr[0],
self.server_addr[0])
self.assertAlmostEqual(delay, tt, delta=0.4)
# server -> client
start = datetime.now()
while len(rcvd) < self.filesize:
rcvd += s.recv(1024)
delay = total_seconds(datetime.now() - start)
tt = self.estimate_transfer_time(self.filesize, self.server_addr[0],
self.client_addr[0])
self.assertAlmostEqual(delay, tt, delta=0.4)
# statistics of qdiscs on IFB must correctly reflect the transmitted data
self._test_traffic()
s.close()
