post-migrate hook to Dolt commit django migrations

dolt/__init__.py

@@ -1,5 +1,9 @@
+from django.db.models.signals import post_migrate
+
 from nautobot.extras.plugins import PluginConfig
 
+from dolt.migrations import dolt_autocommit_migration
+
 
 class NautobotDolt(PluginConfig):
     name = "dolt"
@@ -22,6 +26,10 @@ class NautobotDolt(PluginConfig):
         "dolt.middleware.DoltAutoCommitMiddleware",
     ]
 
+    def ready(self):
+        super().ready()
+        post_migrate.connect(dolt_autocommit_migration, sender=self)
+
 
 # Registry of Content Types of models that should be under version control.
 # Top-level dict keys are app_labels. If the top-level dict value is `True`,

dolt/migrations/__init__.py

@@ -0,0 +1,17 @@
+from django.db import connection
+
+
+def dolt_autocommit_migration(sender, **kwargs):
+    msg = "created dolt commit for database migration"
+    author = "nautobot <nautobot@ntc.com>"
+    with connection.cursor() as cursor:
+        cursor.execute("SELECT dolt_add('-A') FROM dual;")
+        cursor.execute(
+            f"""
+            SELECT dolt_commit(
+                '--all', 
+                '--allow-empty',
+                '--message', '{msg}',
+                '--author', '{author}')
+            FROM dual;"""
+        )

dolt/versioning.py

@@ -4,7 +4,6 @@
 
 from django.conf import settings
 from django.db import connection, connections, transaction
-from django.db.models.signals import m2m_changed, pre_delete, post_save
 
 from nautobot.extras.models.change_logging import ObjectChange