How to use is_port_free method in avocado

Best Python code snippet using avocado_python

test_utils_network.py

Source:test_utils_network.py Github

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...41 return ipv4_addrs, ipv6_addrs42class FreePort(unittest.TestCase):43 @unittest.skipUnless(HAS_NETIFACES,44 "netifaces library not available")45 def test_is_port_free(self):46 port = ports.find_free_port(sequent=False)47 self.assertTrue(ports.is_port_free(port, "localhost"))48 local_addrs = get_all_local_addrs()49 ipv4_addrs = ["localhost", ""] + list(local_addrs[0])50 ipv6_addrs = ["localhost", ""] + list(local_addrs[1])51 good = []52 bad = []53 skip = []54 sock = None55 for family in ports.FAMILIES:56 if family == socket.AF_INET:57 addrs = ipv4_addrs58 else:59 addrs = ipv6_addrs60 for addr in addrs:61 for protocol in ports.PROTOCOLS:62 try:63 sock = socket.socket(family, protocol)64 sock.bind((addr, port))65 if ports.is_port_free(port, "localhost"):66 bad.append("%s, %s, %s: reports free"67 % (family, protocol, addr))68 else:69 good.append("%s, %s, %s" % (family, protocol,70 addr))71 except Exception as exc:72 if getattr(exc, 'errno', None) in (-2, 2, 22, 94):73 skip.append("%s, %s, %s: Not supported: %s"74 % (family, protocol, addr, exc))75 else:76 bad.append("%s, %s, %s: Failed to bind: %s"77 % (family, protocol, addr, exc))78 finally:79 if sock is not None:...

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network.py

Source:network.py Github

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...14"""15Module with network related utility functions16"""17import socket18def is_port_free(port, address):19 """20 Return True if the given port is available for use.21 :param port: Port number22 """23 try:24 s = socket.socket()25 if address == "localhost":26 s.bind((address, port))27 free = True28 else:29 s.connect((address, port))30 free = False31 except socket.error:32 if address == "localhost":33 free = False34 else:35 free = True36 s.close()37 return free38def find_free_port(start_port, end_port, address="localhost"):39 """40 Return a host free port in the range [start_port, end_port].41 :param start_port: First port that will be checked.42 :param end_port: Port immediately after the last one that will be checked.43 """44 for i in range(start_port, end_port):45 if is_port_free(i, address):46 return i47 return None48def find_free_ports(start_port, end_port, count, address="localhost"):49 """50 Return count of host free ports in the range [start_port, end_port].51 :param count: Initial number of ports known to be free in the range.52 :param start_port: First port that will be checked.53 :param end_port: Port immediately after the last one that will be checked.54 """55 ports = []56 i = start_port57 while i < end_port and count > 0:58 if is_port_free(i, address):59 ports.append(i)60 count -= 161 i += 1...

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ports.py

Source:ports.py Github

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1""" Utilities for ports. """2import socket3import errno4def is_port_free(port):5 """ Check whether the port is free to use on localhost.6 Parameters7 ----------8 port: int9 Port number to check.10 Returns11 -------12 bool:13 True if free, false if already in use.14 """15 s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)16 try:17 s.bind(("127.0.0.1", port))18 rv = True19 except socket.error as e:20 if e.errno == errno.EADDRINUSE:21 rv = False22 else:23 # something else raised the socket.error exception24 raise25 s.close()26 return rv27def get_next_free_port(port):28 """ Find the next free port on localhost.29 30 Recursively test all port numbers with increments of 1 31 starting from number 'port'.32 33 Parameters34 ----------35 port: int36 Start looking from this port number upwards.37 38 Returns39 -------40 int41 Next free port number.42 """43 if is_port_free(port):44 return port45 else:...

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