Listen for changes to environment roles and only log update events when something has changed

atst/models/environment_role.py

@@ -10,7 +10,7 @@ class CSPRole(Enum):
     NONSENSE_ROLE = "nonsense_role"
 
 
-class EnvironmentRole(Base, mixins.TimestampsMixin):
+class EnvironmentRole(Base, mixins.TimestampsMixin, mixins.AuditableMixin):
     __tablename__ = "environment_roles"
 
     id = types.Id()

atst/models/mixins/auditable.py

@@ -52,6 +52,7 @@ class AuditableMixin(object):
 
     @staticmethod
     def audit_update(mapper, connection, target):
+        if AuditableMixin.get_history(target):
             target.create_audit_event(connection, target, ACTION_UPDATE)
 
     def get_changes(self):