add a unique UUID for identifying an AWX installation

awx/main/migrations/0069_v350_generate_unique_install_uuid.py

@@ -0,0 +1,26 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.16 on 2019-04-05 20:19
+from __future__ import unicode_literals
+from uuid import uuid4
+
+from django.db import migrations, models
+from django.utils.timezone import now
+
+
+def _gen_install_uuid(apps, schema_editor):
+    Setting = apps.get_model('conf', 'Setting')
+    Setting(
+        key='INSTALL_UUID',
+        value=str(uuid4()),
+        created=now(),
+        modified=now(),
+    ).save()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0068_v350_index_event_created'),
+    ]
+
+    operations = [migrations.RunPython(_gen_install_uuid)]