Controller replaces Deployment
diff --git a/planetstack/openstack_observer/steps/sync_controller_slices.py b/planetstack/openstack_observer/steps/sync_controller_slices.py
new file mode 100644
index 0000000..e51ba7e
--- /dev/null
+++ b/planetstack/openstack_observer/steps/sync_controller_slices.py
@@ -0,0 +1,105 @@
+import os
+import base64
+from collections import defaultdict
+from netaddr import IPAddress, IPNetwork
+from django.db.models import F, Q
+from planetstack.config import Config
+from observer.openstacksyncstep import OpenStackSyncStep
+from core.models.site import Controller, ControllerSites
+from core.models.slice import Slice, ControllerSlices
+from core.models.usercontrollers import ControllerUsers
+from util.logger import Logger, logging
+from observer.ansible import *
+
+logger = Logger(level=logging.INFO)
+
+class SyncControllerSlices(OpenStackSyncStep):
+    provides=[ControllerSlices]
+    requested_interval=0
+
+    def fetch_pending(self, deleted):
+        if (deleted):
+            return ControllerSlices.deleted_objects.all()
+        else:
+            return ControllerSlices.objects.filter(Q(enacted__lt=F('updated')) | Q(enacted=None))
+
+    def get_next_subnet(self, controller=None):
+        # limit ourself to 10.0.x.x for now
+        valid_subnet = lambda net: net.startswith('10.0')
+        driver = self.driver.admin_driver(controller=controller)
+        subnets = driver.shell.quantum.list_subnets()['subnets']
+        ints = [int(IPNetwork(subnet['cidr']).ip) for subnet in subnets \
+                if valid_subnet(subnet['cidr'])]
+        ints.sort()
+        if ints:
+            last_ip = IPAddress(ints[-1])
+        else:
+            last_ip = IPAddress('10.0.0.1')
+        last_ip = IPAddress(ints[-1])
+        last_network = IPNetwork(str(last_ip) + "/24")
+        next_network = IPNetwork(str(IPAddress(last_network) + last_network.size) + "/24")
+        return next_network
+
+
+    def sync_record(self, controller_slice):
+        logger.info("sync'ing slice controller %s" % controller_slice)
+
+        if not controller_slice.controller.admin_user:
+            logger.info("controller %r has no admin_user, skipping" % controller_slice.controller)
+            return
+
+	controller_users = ControllerUsers.objects.filter(user=controller_slice.slice.creator,
+                                                             controller=controller_slice.controller)            
+    	if not controller_users:
+	    logger.info("slice createor %s has not accout at controller %s" % (controller_slice.slice.creator, controller_slice.controller.name))
+	    roles = []
+    	else:
+	    controller_user = controller_users[0]
+	    roles = ['admin']
+	    
+	max_instances=int(controller_slice.slice.max_slivers)
+	tenant_fields = {'endpoint':controller_slice.controller.auth_url,
+		         'admin_user': controller_slice.controller.admin_user,
+		         'admin_password': controller_slice.controller.admin_password,
+		         'admin_tenant': 'admin',
+		         'tenant': controller_slice.slice.name,
+		         'tenant_description': controller_slice.slice.description,
+			 'roles':roles,
+			 'name':controller_user.user.email,
+			 'max_instances':max_instances}
+
+	res = run_template('sync_controller_slices.yaml', tenant_fields)
+	expected_num = len(roles)+1
+	if (len(res)!=expected_num):
+	    raise Exception('Could not sync tenants for slice %s'%controller_slice.slice.name)
+	else:
+	    tenant_id = res[0]['id']
+	    if (not controller_slice.tenant_id):
+	        handle = os.popen('nova quota-update --instances %d %s'%(max_instances,tenant_id))
+		output = handle.read()
+		result = handle.close()
+		if (result):
+		    logging.info('Could not update quota for %s'%controller_slice.slice.name)
+		controller_slice.tenant_id = tenant_id
+		controller_slice.save()
+			
+
+
+    def delete_record(self, controller_slice):
+        user = User.objects.get(id=controller_slice.slice.creator.id)
+        driver = OpenStackDriver().admin_driver(controller=controller_slice.controller.name)
+        client_driver = driver.client_driver(caller=user,
+                                             tenant=controller_slice.slice.name,
+                                             controller=controller_slice.controller.name)
+
+        if controller_slice.router_id and controller_slice.subnet_id:
+            client_driver.delete_router_interface(controller_slice.router_id, controller_slice.subnet_id)
+        if controller_slice.subnet_id:
+            client_driver.delete_subnet(controller_slice.subnet_id)
+        if controller_slice.router_id:    
+            client_driver.delete_router(controller_slice.router_id)
+        if controller_slice.network_id:
+            client_driver.delete_network(controller_slice.network_id)
+        if controller_slice.tenant_id:
+            driver.delete_tenant(controller_slice.tenant_id)
+