Explicit db field for is_container_group

We now have Container Groups that dont require a credential.

awx/api/serializers.py

@@ -4776,8 +4776,7 @@ class InstanceGroupSerializer(BaseSerializer):
     )
     is_container_group = serializers.BooleanField(
         help_text=_('Indicates whether instances in this group are containerized.'
-                    'Containerized groups have a designated Openshift or Kubernetes cluster.'),
+                    'Containerized groups have a designated Openshift or Kubernetes cluster.')
-        read_only=True
     )
     # NOTE: help_text is duplicated from field definitions, no obvious way of
     # both defining field details here and also getting the field's help_text
@@ -4853,6 +4852,15 @@ class InstanceGroupSerializer(BaseSerializer):
             raise serializers.ValidationError(_('Only Kubernetes credentials can be associated with an Instance Group'))
         return value
 
+    def validate(self, attrs):
+        attrs = super(InstanceGroupSerializer, self).validate(attrs)
+
+        if attrs.get('credential') and not attrs.get('is_container_group'):
+            raise serializers.ValidationError({'is_container_group': _(
+                'is_container_group must be True when associating a credential to an Instance Group')})
+
+        return attrs
+
     def get_capacity_dict(self):
         # Store capacity values (globally computed) in the context
         if 'capacity_map' not in self.context:

awx/main/management/commands/register_queue.py

@@ -17,13 +17,14 @@ class InstanceNotFound(Exception):
 
 
 class RegisterQueue:
-    def __init__(self, queuename, controller, instance_percent, inst_min, hostname_list):
+    def __init__(self, queuename, controller, instance_percent, inst_min, hostname_list, is_container_group=None):
         self.instance_not_found_err = None
         self.queuename = queuename
         self.controller = controller
         self.instance_percent = instance_percent
         self.instance_min = inst_min
         self.hostname_list = hostname_list
+        self.is_container_group = is_container_group
 
     def get_create_update_instance_group(self):
         created = False
@@ -36,6 +37,10 @@ class RegisterQueue:
             ig.policy_instance_minimum = self.instance_min
             changed = True
 
+        if self.is_container_group:
+            ig.is_container_group = self.is_container_group
+            changed = True
+
         if changed:
             ig.save()
 

awx/main/managers.py

@@ -144,7 +144,8 @@ class InstanceManager(models.Manager):
             from awx.main.management.commands.register_queue import RegisterQueue
             pod_ip = os.environ.get('MY_POD_IP')
             registered = self.register(ip_address=pod_ip)
-            RegisterQueue('tower', None, 100, 0, []).register()
+            is_container_group = settings.IS_K8S
+            RegisterQueue('tower', None, 100, 0, [], is_container_group).register()
             return registered
         else:
             return (False, self.me())

awx/main/migrations/0132_instancegroup_is_container_group.py

@@ -0,0 +1,27 @@
+# Generated by Django 2.2.16 on 2021-03-13 14:53
+
+from django.db import migrations, models
+
+
+def migrate_existing_container_groups(apps, schema_editor):
+    InstanceGroup = apps.get_model('main', 'InstanceGroup')
+
+    for group in InstanceGroup.objects.filter(credential__isnull=False).iterator():
+        group.is_container_group = True
+        group.save(update_fields=['is_container_group'])
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0131_undo_org_polymorphic_ee'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='instancegroup',
+            name='is_container_group',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.RunPython(migrate_existing_container_groups, migrations.RunPython.noop),
+    ]

awx/main/models/ha.py

@@ -199,6 +199,9 @@ class InstanceGroup(HasPolicyEditsMixin, BaseModel, RelatedJobsMixin):
         null=True,
         on_delete=models.CASCADE
     )
+    is_container_group = models.BooleanField(
+        default=False
+    )
     credential = models.ForeignKey(
         'Credential',
         related_name='%(class)ss',
@@ -253,13 +256,6 @@ class InstanceGroup(HasPolicyEditsMixin, BaseModel, RelatedJobsMixin):
     def is_isolated(self):
         return bool(self.controller)
 
-    @property
-    def is_container_group(self):
-        if settings.IS_K8S:
-            return True
-
-        return bool(self.credential and self.credential.kubernetes)
-
     '''
     RelatedJobsMixin
     '''