netbox-docker/startup_scripts/210_dcim_interfaces.py
2022-04-12 13:49:44 +02:00

71 lines
2.3 KiB
Python

import sys
from dcim.models import Device, Interface
from startup_script_utils import (
load_yaml,
pop_custom_fields,
set_custom_fields_values,
split_params,
)
interfaces = load_yaml("/opt/netbox/initializers/dcim_interfaces.yml")
if interfaces is None:
sys.exit()
match_params = ["device", "name"]
required_assocs = {"device": (Device, "name")}
related_assocs = {
"bridge": (Interface, "name"),
"lag": (Interface, "name"),
"parent": (Interface, "name"),
}
for params in interfaces:
custom_field_data = pop_custom_fields(params)
related_interfaces = {k: params.pop(k, None) for k in related_assocs}
for assoc, details in required_assocs.items():
model, field = details
query = {field: params.pop(assoc)}
params[assoc] = model.objects.get(**query)
matching_params, defaults = split_params(params, match_params)
interface, created = Interface.objects.get_or_create(**matching_params, defaults=defaults)
if created:
print(f"🧷 Created interface {interface} on {interface.device}")
set_custom_fields_values(interface, custom_field_data)
for related_field, related_value in related_interfaces.items():
if not related_value:
continue
r_model, r_field = related_assocs[related_field]
if related_field == "parent" and not interface.parent_id:
query = {r_field: related_value, "device": interface.device}
try:
related_obj = r_model.objects.get(**query)
except Interface.DoesNotExist:
print(f"⚠️ Could not find parent interface with: {query} for interface {interface}")
raise
interface.parent_id = related_obj.id
interface.save()
print(
f"🧷 Attached interface {interface} on {interface.device} "
f"to parent {related_obj}"
)
else:
query = {r_field: related_value, "device": interface.device, "type": related_field}
related_obj, rel_obj_created = r_model.objects.get_or_create(**query)
if rel_obj_created:
setattr(interface, f"{related_field}_id", related_obj.id)
interface.save()
print(f"🧷 Created {related_field} interface {interface} on {interface.device}")