add database column to main_project table

add new column to `main_project` table
- `signature_validation`
- `signature_validation_credential`

TODO: update awx_collection

Signed-off-by: Hao Liu <haoli@redhat.com>
Co-Authored-By: Lila Yasin  <89486372+djyasin@users.noreply.github.com>

awx/api/serializers.py

@@ -1473,6 +1473,8 @@ class ProjectSerializer(UnifiedJobTemplateSerializer, ProjectOptionsSerializer):
         ) + (
             'last_update_failed',
             'last_updated',
+            'signature_validation',
+            'signature_validation_credential',
         )  # Backwards compatibility
         read_only_fields = ('*', 'custom_virtualenv')
 

awx/main/migrations/0165_added_contentsigning_to_project_model.py

@@ -0,0 +1,31 @@
+# Generated by Django 3.2.13 on 2022-07-20 17:46
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0164_remove_inventorysource_update_on_project_update'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='project',
+            name='signature_validation',
+            field=models.BooleanField(default=False, help_text='Enable signature validation.'),
+        ),
+        migrations.AddField(
+            model_name='project',
+            name='signature_validation_credential',
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                null=True,
+                on_delete=django.db.models.deletion.SET_NULL,
+                related_name='projects_signature_validation',
+                to='main.credential',
+            ),
+        ),
+    ]

awx/main/models/projects.py

@@ -284,6 +284,21 @@ class Project(UnifiedJobTemplate, ProjectOptions, ResourceMixin, CustomVirtualEn
         help_text=_('Allow changing the SCM branch or revision in a job template ' 'that uses this project.'),
     )
 
+    # indicate if content signature validation is enabled
+    signature_validation = models.BooleanField(
+        default=False,
+        help_text=_('Enable signature validation.'),
+    )
+    # credential (keys) used to validate content signature
+    signature_validation_credential = models.ForeignKey(
+        'Credential',
+        related_name='%(class)ss_signature_validation',
+        blank=True,
+        null=True,
+        default=None,
+        on_delete=models.SET_NULL,
+    )
+
     scm_revision = models.CharField(
         max_length=1024,
         blank=True,