Update the clustering and job processor app to use the ClusterScope setting and not their own settings singleton

apps/clustering/post_init.py

@@ -0,0 +1,28 @@
+from __future__ import absolute_import
+
+from django.utils.translation import ugettext_lazy as _
+from django.db import transaction, DatabaseError
+
+from scheduler.api import LocalScheduler
+from navigation.api import bind_links
+
+from .tasks import send_heartbeat, house_keeping
+from .links import tool_link, node_list
+from .models import Node
+from .settings import NODE_HEARTBEAT_INTERVAL, DEAD_NODE_REMOVAL_INTERVAL
+
+@transaction.commit_on_success
+def add_clustering_jobs():
+    clustering_scheduler = LocalScheduler('clustering', _(u'Clustering'))
+    try:
+        # TODO: auto convert setting using JSON loads
+        clustering_scheduler.add_interval_job('send_heartbeat', _(u'Update a node\'s properties.'), send_heartbeat, seconds=int(NODE_HEARTBEAT_INTERVAL))
+        clustering_scheduler.add_interval_job('house_keeping', _(u'Check for unresponsive nodes in the cluster list.'), house_keeping, seconds=int(DEAD_NODE_REMOVAL_INTERVAL))
+    except DatabaseError:
+        transaction.rollback()
+    clustering_scheduler.start()
+
+
+def init_clustering():
+    add_clustering_jobs()
+    bind_links([Node, 'node_list'], [node_list], menu_name='secondary_menu')