Add initializers to produce a single 6 wedge site with 9U lockers

docker/startup_scripts/071_rack_groups.py

@@ -0,0 +1,31 @@
+from dcim.models import Site, RackGroup
+from ruamel.yaml import YAML
+
+from pathlib import Path
+import sys
+
+file = Path('/opt/netbox/initializers/rack_groups.yml')
+if not file.is_file():
+  sys.exit()
+
+with file.open('r') as stream:
+  yaml=YAML(typ='safe')
+  rack_groups = yaml.load(stream)
+
+  required_assocs = {
+    'site': (Site, 'name')
+  }
+
+  if rack_groups is not None:
+    for params in rack_groups:
+
+      for assoc, details in required_assocs.items():
+        model, field = details
+        query = { field: params.pop(assoc) }
+
+        params[assoc] = model.objects.get(**query)
+
+      rack_group, created = RackGroup.objects.get_or_create(**params)
+
+      if created:
+        print("👪 Created rack group", rack_group.name)