Merge branch 'release_3.2.0' into devel

* release_3.2.0: (66 commits)
  fix workflow maker lookup issues
  adding extra logic check for ansible_facts in smart search
  adding "admin_role" as a default query param for insights cred lookup
  changing insights cred lookup to not use hard coded cred type
  fix rounding of capacity percentage
  Catch potential unicode errors when looking up addrinfo
  fixing typo with adding query params for instance groups modal
  move percentage capacitty to variable
  Add unit test for inventory_sources_already_updated
  Check for inventory sources already updated from start args
  Fixed inventory completed jobs pagination bug by setting default page size
  Remove the logic blocking dependent inventory updates on callbacks
  fix instance group percentage
  Remove host-filter-modal import
  Fix partial hover highlight of host filter modal row
  Removed leading slash on basePath
  Fixed host nested groups pagination
  Added trailing slash to basePath
  Fixed nested groups pagination
  Fixed host_filter searching related fields
  ...

awx/sso/backends.py

@@ -136,8 +136,7 @@ class LDAPBackend(BaseLDAPBackend):
 def _decorate_enterprise_user(user, provider):
     user.set_unusable_password()
     user.save()
-    enterprise_auth = UserEnterpriseAuth(user=user, provider=provider)
-    enterprise_auth.save()
+    enterprise_auth, _ = UserEnterpriseAuth.objects.get_or_create(user=user, provider=provider)
     return enterprise_auth
 
 
@@ -269,16 +268,12 @@ class SAMLAuth(BaseSAMLAuth):
         if not feature_enabled('enterprise_auth'):
             logger.error("Unable to authenticate, license does not support SAML authentication")
             return None
-        created = False
-        try:
-            user = User.objects.get(username=kwargs.get('username', ''))
-            if user and not user.is_in_enterprise_category('saml'):
-                return None
-        except User.DoesNotExist:
-            created = True
         user = super(SAMLAuth, self).authenticate(*args, **kwargs)
-        if user and created:
+        # Comes from https://github.com/omab/python-social-auth/blob/v0.2.21/social/backends/base.py#L91
+        if getattr(user, 'is_new', False):
             _decorate_enterprise_user(user, 'saml')
+        elif user and not user.is_in_enterprise_category('saml'):
+            return None
         return user
 
     def get_user(self, user_id):