Added device type interface startup script and sample YAML initializer

Renumber startup scripts to place platform initialization before the devices to enable platform specification during device creation

startup_scripts/390_primary_ips.py

@@ -0,0 +1,47 @@
+import sys
+
+from dcim.models import Device
+from ipam.models import IPAddress
+from startup_script_utils import load_yaml
+from virtualization.models import VirtualMachine
+
+
+def link_primary_ip(assets, asset_model):
+    for params in assets:
+        primary_ip_fields = set(params) & {"primary_ip4", "primary_ip6"}
+        if not primary_ip_fields:
+            continue
+
+        for assoc, details in optional_assocs.items():
+            if assoc in params:
+                model, field = details
+                query = {field: params.pop(assoc)}
+
+                try:
+                    params[assoc] = model.objects.get(**query)
+                except model.DoesNotExist:
+                    primary_ip_fields -= {assoc}
+                    print(f"⚠️ IP Address '{query[field]}' not found")
+
+        asset = asset_model.objects.get(name=params["name"])
+        for field in primary_ip_fields:
+            if getattr(asset, field) != params[field]:
+                setattr(asset, field, params[field])
+                print(f"🔗 Define primary IP '{params[field].address}' on '{asset.name}'")
+        asset.save()
+
+
+devices = load_yaml("/opt/netbox/initializers/devices.yml")
+virtual_machines = load_yaml("/opt/netbox/initializers/virtual_machines.yml")
+
+optional_assocs = {
+    "primary_ip4": (IPAddress, "address"),
+    "primary_ip6": (IPAddress, "address"),
+}
+
+if devices is None and virtual_machines is None:
+    sys.exit()
+if devices is not None:
+    link_primary_ip(devices, Device)
+if virtual_machines is not None:
+    link_primary_ip(virtual_machines, VirtualMachine)