mirror of
https://github.com/bb-Ricardo/netbox-sync.git
synced 2026-05-03 07:49:16 -05:00
ricardo.bartels@telekom.de
135 lines
3.8 KiB
Python
135 lines
3.8 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (c) 2020 - 2023 Ricardo Bartels. All rights reserved.
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#
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# netbox-sync.py
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#
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# This work is licensed under the terms of the MIT license.
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# For a copy, see file LICENSE.txt included in this
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# repository or visit: <https://opensource.org/licenses/MIT>.
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from module.common.logging import get_logger
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import re
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log = get_logger()
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class ExcludedVLAN:
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"""
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initializes and verifies if an VLAN should be excluded from being synced to NetBox
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"""
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def __init__(self, vlan):
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self._validation_failed = False
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self.site = None
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if vlan is None:
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self._validation_failed = True
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log.error("submitted VLAN string for VLAN exclusion was 'None'")
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return
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vlan_split = [x.replace('\\', "") for x in re.split(r'(?<!\\)/', vlan)]
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if len(vlan_split) == 1:
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self._value = vlan_split[0]
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elif len(vlan_split) == 2:
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self.site = vlan_split[0]
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self._value = vlan_split[1]
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else:
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self._validation_failed = True
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log.error("submitted VLAN string for VLAN exclusion contains name or site including '/'. " +
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"A '/' which belongs to the name needs to be escaped like '\\/'.")
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def site_matches(self, site_name):
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if self.site is None:
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return True
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# string or regex matches
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# noinspection PyBroadException
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try:
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if ([self.site, site_name]).count(None) == 0 and re.search(f"^{self.site}$", site_name):
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log.debug2(f"VLAN exclude site name '{site_name}' matches '{self.site}'")
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return True
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except Exception:
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return False
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return False
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def is_valid(self):
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return not self._validation_failed
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class ExcludedVLANName(ExcludedVLAN):
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def __init__(self, vlan):
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super().__init__(vlan)
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self.name = None
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if self._validation_failed is True:
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return
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self.name = self._value
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def matches(self, name, site=None):
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if self.site_matches(site) is False:
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return False
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# string or regex matches
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try:
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if ([self.name, name]).count(None) == 0 and re.search(f"^{self.name}$", name):
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log.debug2(f"VLAN exclude name '{name}' matches '{self.name}'")
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return True
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except Exception as e:
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log.warning(f"Unable to match exclude VLAN name '{name}' to '{self.name}': {e}")
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return False
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return False
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class ExcludedVLANID(ExcludedVLAN):
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def __init__(self, vlan):
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super().__init__(vlan)
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self.range = None
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if self._validation_failed is True:
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return
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try:
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if "-" in self._value and int(self._value.split("-")[0]) >= int(self._value.split("-")[1]):
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log.error(f"range has to start with the lower id: {self._value}")
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self._validation_failed = True
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return
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self.range = sum(
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((list(range(*[int(j) + k for k, j in enumerate(i.split('-'))])) if '-' in i else [int(i)])
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for i in self._value.split(',')), []
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)
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except Exception as e:
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log.error(f"unable to extract ids from value '{self._value}': {e}")
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self._validation_failed = True
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def matches(self, vlan_id, site=None):
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if self.site_matches(site) is False:
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return False
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try:
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if int(vlan_id) in self.range:
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log.debug2(f"VLAN exclude id '{vlan_id}' matches '{self._value}'")
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return True
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except Exception as e:
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log.warning(f"Unable to match exclude VLAN id '{vlan_id}' to '{self._value}': {e}")
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return False
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return False
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