netbox-docker/startup_scripts/010_groups.py

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from django.contrib.auth.models import Permission, Group, User
from ruamel.yaml import YAML
from pathlib import Path
import sys
file = Path('/opt/netbox/initializers/groups.yml')
if not file.is_file():
sys.exit()
with file.open('r') as stream:
yaml=YAML(typ='safe')
groups = yaml.load(stream)
if groups is not None:
for groupname, group_details in groups.items():
group, created = Group.objects.get_or_create(name=groupname)
if created:
print("👥 Created group", groupname)
for username in group_details.get('users', []):
user = User.objects.get(username=username)
if user:
user.groups.add(group)
yaml_permissions = group_details.get('permissions', [])
permission_object = group
if yaml_permissions:
permission_object.permissions.clear()
for yaml_permission in yaml_permissions:
if isinstance(yaml_permission,dict):
# assume this is the specific codename filter function instead of an exact codename
permission_codename_function = list(yaml_permission.keys())[0]
permission_codenames = yaml_permission[permission_codename_function]
else:
permission_codename_function = 'codename'
permission_codenames = list({yaml_permission})
# supports either one codename from the permissions list, or multiple codenames in a codename_function dict
for permission_codename in permission_codenames:
# supports non-unique permission codenames
for permission in eval('Permission.objects.filter(' + permission_codename_function + '=permission_codename)'):
permission_object.permissions.add(permission)