def test_get_interfaces_by_mac_skips_empty_mac(self):
"""Ignore 00:00:00:00:00:00 addresses from get_interfaces_by_mac."""
empty_mac = '00:00:00:00:00:00'
mac = 'aa:bb:cc:aa:bb:cc'
write_file(os.path.join(self.sysdir, 'eth1', 'address'), empty_mac)
write_file(os.path.join(self.sysdir, 'eth1', 'addr_assign_type'), '0')
write_file(os.path.join(self.sysdir, 'eth2', 'addr_assign_type'), '0')
write_file(os.path.join(self.sysdir, 'eth2', 'address'), mac)
expected = [('eth2', 'aa:bb:cc:aa:bb:cc', None, None)]
self.assertEqual(expected, net.get_interfaces())
def test_get_interfaces_by_mac_skips_missing_mac(self):
"""Ignore interfaces without an address from get_interfaces_by_mac."""
write_file(os.path.join(self.sysdir, 'eth1', 'addr_assign_type'), '0')
address_path = os.path.join(self.sysdir, 'eth1', 'address')
self.assertFalse(os.path.exists(address_path))
mac = 'aa:bb:cc:aa:bb:cc'
write_file(os.path.join(self.sysdir, 'eth2', 'addr_assign_type'), '0')
write_file(os.path.join(self.sysdir, 'eth2', 'address'), mac)
expected = [('eth2', 'aa:bb:cc:aa:bb:cc', None, None)]
self.assertEqual(expected, net.get_interfaces())
def test_get_interfaces_by_mac_skips_missing_mac(self):
"""Ignore interfaces without an address from get_interfaces_by_mac."""
write_file(os.path.join(self.sysdir, 'eth1', 'addr_assign_type'), '0')
address_path = os.path.join(self.sysdir, 'eth1', 'address')
self.assertFalse(os.path.exists(address_path))
mac = 'aa:bb:cc:aa:bb:cc'
write_file(os.path.join(self.sysdir, 'eth2', 'addr_assign_type'), '0')
write_file(os.path.join(self.sysdir, 'eth2', 'address'), mac)
expected = [('eth2', 'aa:bb:cc:aa:bb:cc', None, None)]
self.assertEqual(expected, net.get_interfaces())
def test_get_interfaces_by_mac_skips_empty_mac(self):
"""Ignore 00:00:00:00:00:00 addresses from get_interfaces_by_mac."""
empty_mac = '00:00:00:00:00:00'
mac = 'aa:bb:cc:aa:bb:cc'
write_file(os.path.join(self.sysdir, 'eth1', 'address'), empty_mac)
write_file(os.path.join(self.sysdir, 'eth1', 'addr_assign_type'), '0')
write_file(os.path.join(self.sysdir, 'eth2', 'addr_assign_type'), '0')
write_file(os.path.join(self.sysdir, 'eth2', 'address'), mac)
expected = [('eth2', 'aa:bb:cc:aa:bb:cc', None, None)]
self.assertEqual(expected, net.get_interfaces())
def get_interface_list():
ifaces = []
for iface in net.get_interfaces():
# Skip dummy, lo interfaces
if "dummy" in iface[0]:
continue
if "lo" == iface[0]:
continue
ifaces.append(iface)
# Sort alphabetically
return sorted(ifaces, key=lambda i: i[0])
def get_metadata(url, timeout, retries, sec_between, agent):
# Bring up interface (and try untill one works)
exception = RuntimeError("Failed to DHCP")
# Seek iface with DHCP
for iface in net.get_interfaces():
# Skip dummy, lo interfaces
if "dummy" in iface[0]:
continue
if "lo" == iface[0]:
continue
try:
with EphemeralDHCPv4(
iface=iface[0], connectivity_url_data={"url": url}
):
# Fetch the metadata
v1 = read_metadata(url, timeout, retries, sec_between, agent)
return json.loads(v1)
except (NoDHCPLeaseError, subp.ProcessExecutionError) as exc:
LOG.error("DHCP Exception: %s", exc)
exception = exc
raise exception
def test_get_interfaces_empty_list_without_sys_net(self):
"""get_interfaces returns an empty list when missing SYS_CLASS_NET."""
self.m_sys_path.return_value = 'idontexist'
self.assertEqual([], net.get_interfaces())
def get_interfaces(self) -> list:
return net.get_interfaces()
def test_get_interfaces_empty_list_without_sys_net(self):
"""get_interfaces returns an empty list when missing SYS_CLASS_NET."""
self.m_sys_path.return_value = 'idontexist'
self.assertEqual([], net.get_interfaces())
