netbox-docker/startup_scripts/020_custom_fields.py

65 lines
2.1 KiB
Python

import sys
from extras.models import CustomField
from startup_script_utils import load_yaml
def get_class_for_class_path(class_path):
import importlib
from django.contrib.contenttypes.models import ContentType
module_name, class_name = class_path.rsplit(".", 1)
module = importlib.import_module(module_name)
clazz = getattr(module, class_name)
return ContentType.objects.get_for_model(clazz)
customfields = load_yaml("/opt/netbox/initializers/custom_fields.yml")
if customfields is None:
sys.exit()
for cf_name, cf_details in customfields.items():
custom_field, created = CustomField.objects.get_or_create(name=cf_name)
if created:
if cf_details.get("default", False):
custom_field.default = cf_details["default"]
if cf_details.get("description", False):
custom_field.description = cf_details["description"]
if cf_details.get("label", False):
custom_field.label = cf_details["label"]
for object_type in cf_details.get("on_objects", []):
custom_field.content_types.add(get_class_for_class_path(object_type))
if cf_details.get("required", False):
custom_field.required = cf_details["required"]
if cf_details.get("type", False):
custom_field.type = cf_details["type"]
if cf_details.get("weight", -1) >= 0:
custom_field.weight = cf_details["weight"]
if cf_details.get("choices", False):
custom_field.choices = []
for choice_detail in cf_details.get("choices", []):
if isinstance(choice_detail, dict) and "value" in choice_detail:
# legacy mode
print(
f"⚠️ Please migrate the choice '{choice_detail['value']}' of '{cf_name}'"
+ " to the new format, as 'weight' is no longer supported!"
)
custom_field.choices.append(choice_detail["value"])
else:
custom_field.choices.append(choice_detail)
custom_field.save()
print("🔧 Created custom field", cf_name)