settings: use invalidate after updating settings.

rhodecode/controllers/admin/settings.py

@@ -257,8 +257,8 b' class SettingsController(BaseController)'
                 Session().add(sett)
 
             Session().commit()
+            SettingsModel().invalidate_settings_cache()
             h.flash(_('Updated application settings'), category='success')
-
         except Exception:
             log.exception("Exception while updating application settings")
             h.flash(
@@ -321,7 +321,7 b' class SettingsController(BaseController)'
                 Session().add(sett)
 
             Session().commit()
-
+            SettingsModel().invalidate_settings_cache()
             h.flash(_('Updated visualisation settings'), category='success')
         except Exception:
             log.exception("Exception updating visualization settings")
@@ -403,6 +403,7 b' class SettingsController(BaseController)'
 
             Session().commit()
 
+        SettingsModel().invalidate_settings_cache()
         h.flash(_('Updated issue tracker entries'), category='success')
         return redirect(url('admin_settings_issuetracker'))
 
@@ -708,6 +709,7 b' class SettingsController(BaseController)'
                     category='error')
         else:
             Session().commit()
+            SettingsModel().invalidate_settings_cache()
             h.flash(_('Updated Labs settings'), category='success')
             return redirect(url('admin_settings_labs'))
 

rhodecode/lib/caches.py

@@ -87,6 +87,12 b' def get_cache_manager(region_name, cache'
 
 
 def clear_cache_manager(cache_manager):
+    """
+    namespace = 'foobar'
+    cache_manager = get_cache_manager('repo_cache_long', namespace)
+    clear_cache_manager(cache_manager)
+    """
+
     log.debug('Clearing all values for cache manager %s', cache_manager)
     cache_manager.clear()
 

rhodecode/model/settings.py

@@ -201,6 +201,11 b' class SettingsModel(BaseModel):'
         Session.add(res)
         return res
 
+    def invalidate_settings_cache(self):
+        namespace = 'rhodecode_settings'
+        cache_manager = caches.get_cache_manager('sql_cache_short', namespace)
+        caches.clear_cache_manager(cache_manager)
+
     def get_all_settings(self, cache=False):
         def _compute():
             q = self._get_settings_query()
@@ -214,6 +219,7 b' class SettingsModel(BaseModel):'
             return settings
 
         if cache:
+            log.debug('Fetching app settings using cache')
             repo = self._get_repo(self.repo) if self.repo else None
             namespace = 'rhodecode_settings'
             cache_manager = caches.get_cache_manager(