def get_interface_mac(self, device):
"""
Returns currently-set MAC address of given interface. This is
distinct from the interface's hardware MAC address.
"""
try:
result = subprocess.check_output(["ifconfig", device], stderr=subprocess.STDOUT, universal_newlines=True)
except subprocess.CalledProcessError:
return None
address = MAC_ADDRESS_R.search(result.upper())
if address:
address = address.group(0)
return address
def get_interface_mac(self, device):
"""
Returns currently-set MAC address of given interface. This is
distinct from the interface's hardware MAC address.
"""
try:
result = subprocess.check_output(['ifconfig', device],
stderr=subprocess.STDOUT,
universal_newlines=True)
except subprocess.CalledProcessError:
return None
address = MAC_ADDRESS_R.search(result.upper())
if address:
address = address.group(0)
return address
def find_interfaces(self, targets=None):
"""
Returns the list of interfaces found on this machine as reported
by the `networksetup` command.
"""
targets = [t.lower() for t in targets] if targets else []
# Parse the output of `networksetup -listallhardwareports` which gives
# us 3 fields per port:
# - the port name,
# - the device associated with this port, if any,
# - The MAC address, if any, otherwise 'N/A'
details = re.findall(
r"^(?:Hardware Port|Device|Ethernet Address): (.+)$",
subprocess.check_output(("networksetup", "-listallhardwareports"), universal_newlines=True),
re.MULTILINE,
)
# Split the results into chunks of 3 (for our three fields) and yield
# those that match `targets`.
for i in range(0, len(details), 3):
port, device, address = details[i : i + 3]
address = MAC_ADDRESS_R.match(address.upper())
if address:
address = address.group(0)
current_address = self.get_interface_mac(device)
if not targets:
# Not trying to match anything in particular,
# return everything.
yield port, device, address, current_address
continue
for target in targets:
if target in (port.lower(), device.lower()):
yield port, device, address, current_address
break
def find_interfaces(self, targets=None):
"""
Returns the list of interfaces found on this machine as reported
by the `networksetup` command.
"""
targets = [t.lower() for t in targets] if targets else []
# Parse the output of `networksetup -listallhardwareports` which gives
# us 3 fields per port:
# - the port name,
# - the device associated with this port, if any,
# - The MAC address, if any, otherwise 'N/A'
details = re.findall(
r'^(?:Hardware Port|Device|Ethernet Address): (.+)$',
subprocess.check_output(('networksetup', '-listallhardwareports'),
universal_newlines=True), re.MULTILINE)
# Split the results into chunks of 3 (for our three fields) and yield
# those that match `targets`.
for i in range(0, len(details), 3):
port, device, address = details[i:i + 3]
address = MAC_ADDRESS_R.match(address.upper())
if address:
address = address.group(0)
current_address = self.get_interface_mac(device)
if not targets:
# Not trying to match anything in particular,
# return everything.
yield port, device, address, current_address
continue
for target in targets:
if target in (port.lower(), device.lower()):
yield port, device, address, current_address
break
