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Make it clear in arg message that this is a library. Dependency
[python_utils.git]
/
arper.py
diff --git
a/arper.py
b/arper.py
index a5b1de410f53ae04f917e08c03660b32953e47c1..bdd97ac2c93b8109fcfb187f5bc7b455fad7a009 100644
(file)
--- a/
arper.py
+++ b/
arper.py
@@
-3,29
+3,28
@@
"""A caching layer around the kernel's network mapping between IPs and MACs"""
"""A caching layer around the kernel's network mapping between IPs and MACs"""
-
-
import datetime
import logging
import os
import datetime
import logging
import os
-from typing import Any, Optional
import warnings
import warnings
+from typing import Any, Optional
from overrides import overrides
import argparse_utils
from overrides import overrides
import argparse_utils
-from collect.bidict import BiDict
import config
import exec_utils
import file_utils
import persistent
import config
import exec_utils
import file_utils
import persistent
-import string_utils
import site_config
import site_config
+import string_utils
+from collect.bidict import BiDict
logger = logging.getLogger(__name__)
cfg = config.add_commandline_args(
logger = logging.getLogger(__name__)
cfg = config.add_commandline_args(
- f'MAC <--> IP Address mapping table cache ({__file__})', 'Commandline args related to MAC <--> IP Address mapping',
+ f'MAC <--> IP Address mapping table cache ({__file__})',
+ 'Commandline args related to MAC <--> IP Address mapping',
)
cfg.add_argument(
'--arper_cache_location',
)
cfg.add_argument(
'--arper_cache_location',
@@
-48,7
+47,7
@@
cfg.add_argument(
)
)
[email protected]
_autoloaded_singleton()
[email protected]
_autoloaded_singleton()
# type: ignore
class Arper(persistent.Persistent):
def __init__(self, cached_state: Optional[BiDict] = None) -> None:
self.state = BiDict()
class Arper(persistent.Persistent):
def __init__(self, cached_state: Optional[BiDict] = None) -> None:
self.state = BiDict()
@@
-60,9
+59,7
@@
class Arper(persistent.Persistent):
self.update_from_arp_scan()
self.update_from_arp()
if len(self.state) < config.config['arper_min_entries_to_be_valid']:
self.update_from_arp_scan()
self.update_from_arp()
if len(self.state) < config.config['arper_min_entries_to_be_valid']:
- raise Exception(
- f'Arper didn\'t find enough entries; only got {len(self.state)}.'
- )
+ raise Exception(f'Arper didn\'t find enough entries; only got {len(self.state)}.')
def update_from_arp_scan(self):
network_spec = site_config.get_config().network
def update_from_arp_scan(self):
network_spec = site_config.get_config().network
@@
-77,12
+74,7
@@
class Arper(persistent.Persistent):
for line in output.split('\n'):
ip = string_utils.extract_ip_v4(line)
mac = string_utils.extract_mac_address(line)
for line in output.split('\n'):
ip = string_utils.extract_ip_v4(line)
mac = string_utils.extract_mac_address(line)
- if (
- ip is not None
- and mac is not None
- and mac != 'UNKNOWN'
- and ip != 'UNKNOWN'
- ):
+ if ip is not None and mac is not None and mac != 'UNKNOWN' and ip != 'UNKNOWN':
mac = mac.lower()
logger.debug(f'ARPER: {mac} => {ip}')
self.state[mac] = ip
mac = mac.lower()
logger.debug(f'ARPER: {mac} => {ip}')
self.state[mac] = ip
@@
-96,12
+88,7
@@
class Arper(persistent.Persistent):
for line in output.split('\n'):
ip = string_utils.extract_ip_v4(line)
mac = string_utils.extract_mac_address(line)
for line in output.split('\n'):
ip = string_utils.extract_ip_v4(line)
mac = string_utils.extract_mac_address(line)
- if (
- ip is not None
- and mac is not None
- and mac != 'UNKNOWN'
- and ip != 'UNKNOWN'
- ):
+ if ip is not None and mac is not None and mac != 'UNKNOWN' and ip != 'UNKNOWN':
mac = mac.lower()
logger.debug(f'ARPER: {mac} => {ip}')
self.state[mac] = ip
mac = mac.lower()
logger.debug(f'ARPER: {mac} => {ip}')
self.state[mac] = ip