test_system.py 文件源码

def test_net_if_addrs(self):
        nics = psutil.net_if_addrs()
        assert nics, nics

        nic_stats = psutil.net_if_stats()

        # Not reliable on all platforms (net_if_addrs() reports more
        # interfaces).
        # self.assertEqual(sorted(nics.keys()),
        #                  sorted(psutil.net_io_counters(pernic=True).keys()))

        families = set([socket.AF_INET, AF_INET6, psutil.AF_LINK])
        for nic, addrs in nics.items():
            self.assertEqual(len(set(addrs)), len(addrs))
            for addr in addrs:
                self.assertIsInstance(addr.family, int)
                self.assertIsInstance(addr.address, str)
                self.assertIsInstance(addr.netmask, (str, type(None)))
                self.assertIsInstance(addr.broadcast, (str, type(None)))
                self.assertIn(addr.family, families)
                if sys.version_info >= (3, 4):
                    self.assertIsInstance(addr.family, enum.IntEnum)
                if nic_stats[nic].isup:
                    # Do not test binding to addresses of interfaces
                    # that are down
                    if addr.family == socket.AF_INET:
                        s = socket.socket(addr.family)
                        with contextlib.closing(s):
                            s.bind((addr.address, 0))
                    elif addr.family == socket.AF_INET6:
                        info = socket.getaddrinfo(
                            addr.address, 0, socket.AF_INET6,
                            socket.SOCK_STREAM, 0, socket.AI_PASSIVE)[0]
                        af, socktype, proto, canonname, sa = info
                        s = socket.socket(af, socktype, proto)
                        with contextlib.closing(s):
                            s.bind(sa)
                for ip in (addr.address, addr.netmask, addr.broadcast,
                           addr.ptp):
                    if ip is not None:
                        # TODO: skip AF_INET6 for now because I get:
                        # AddressValueError: Only hex digits permitted in
                        # u'c6f3%lxcbr0' in u'fe80::c8e0:fff:fe54:c6f3%lxcbr0'
                        if addr.family != AF_INET6:
                            check_net_address(ip, addr.family)
                # broadcast and ptp addresses are mutually exclusive
                if addr.broadcast:
                    self.assertIsNone(addr.ptp)
                elif addr.ptp:
                    self.assertIsNone(addr.broadcast)

        if BSD or OSX or SUNOS:
            if hasattr(socket, "AF_LINK"):
                self.assertEqual(psutil.AF_LINK, socket.AF_LINK)
        elif LINUX:
            self.assertEqual(psutil.AF_LINK, socket.AF_PACKET)
        elif WINDOWS:
            self.assertEqual(psutil.AF_LINK, -1)