migrate code over from xos repo
Change-Id: I764ac3196babdb1ce78dded2b2d8d6ad6e965ca6
diff --git a/xos/synchronizer/steps/sync_controller_networks.py b/xos/synchronizer/steps/sync_controller_networks.py
new file mode 100644
index 0000000..b61ef7b
--- /dev/null
+++ b/xos/synchronizer/steps/sync_controller_networks.py
@@ -0,0 +1,163 @@
+import os
+import base64
+import struct
+import socket
+from collections import defaultdict
+from netaddr import IPAddress, IPNetwork
+from django.db.models import F, Q
+from xos.config import Config
+from synchronizers.base.openstacksyncstep import OpenStackSyncStep
+from synchronizers.base.syncstep import *
+from core.models.network import *
+from core.models.slice import *
+from core.models.instance import Instance
+from xos.logger import observer_logger as logger
+from synchronizers.base.ansible import *
+from openstack_xos.driver import OpenStackDriver
+from xos.config import Config
+import json
+
+import pdb
+
+class SyncControllerNetworks(OpenStackSyncStep):
+ requested_interval = 0
+ provides=[Network]
+ observes=ControllerNetwork
+ playbook='sync_controller_networks.yaml'
+
+ def alloc_subnet(self, uuid):
+ # 16 bits only
+ uuid_masked = uuid & 0xffff
+ a = 10
+ b = uuid_masked >> 8
+ c = uuid_masked & 0xff
+ d = 0
+
+ cidr = '%d.%d.%d.%d/24'%(a,b,c,d)
+ return cidr
+
+ def alloc_gateway(self, subnet):
+ # given a CIDR, allocate a default gateway using the .1 address within
+ # the subnet.
+ # 10.123.0.0/24 --> 10.123.0.1
+ # 207.141.192.128/28 --> 207.141.192.129
+ (network, bits) = subnet.split("/")
+ network=network.strip()
+ bits=int(bits.strip())
+ netmask = (~(pow(2,32-bits)-1) & 0xFFFFFFFF)
+ ip = struct.unpack("!L", socket.inet_aton(network))[0]
+ ip = ip & netmask | 1
+ return socket.inet_ntoa(struct.pack("!L", ip))
+
+ def save_controller_network(self, controller_network):
+ network_name = controller_network.network.name
+ subnet_name = '%s-%d'%(network_name,controller_network.pk)
+ if controller_network.subnet and controller_network.subnet.strip():
+ # If a subnet is already specified (pass in by the creator), then
+ # use that rather than auto-generating one.
+ cidr = controller_network.subnet.strip()
+ print "CIDR_MS", cidr
+ else:
+ cidr = self.alloc_subnet(controller_network.pk)
+ print "CIDR_AMS", cidr
+
+ if controller_network.network.start_ip and controller_network.network.start_ip.strip():
+ start_ip = controller_network.network.start_ip.strip()
+ else:
+ start_ip = None
+
+ if controller_network.network.end_ip and controller_network.network.end_ip.strip():
+ end_ip = controller_network.network.end_ip.strip()
+ else:
+ end_ip = None
+
+ self.cidr=cidr
+ slice = controller_network.network.owner
+
+ network_fields = {'endpoint':controller_network.controller.auth_url,
+ 'endpoint_v3': controller_network.controller.auth_url_v3,
+ 'admin_user':slice.creator.email,
+ 'admin_password':slice.creator.remote_password,
+ 'admin_project':slice.name,
+ 'domain': controller_network.controller.domain,
+ 'name':network_name,
+ 'subnet_name':subnet_name,
+ 'ansible_tag':'%s-%s@%s'%(network_name,slice.slicename,controller_network.controller.name),
+ 'cidr':cidr,
+ 'gateway':self.alloc_gateway(cidr),
+ 'start_ip':start_ip,
+ 'end_ip':end_ip,
+ 'use_vtn':getattr(Config(), "networking_use_vtn", False),
+ 'delete':False
+ }
+ return network_fields
+
+ def map_sync_outputs(self, controller_network,res):
+ network_id = res[0]['network']['id']
+ subnet_id = res[1]['subnet']['id']
+ controller_network.net_id = network_id
+ controller_network.subnet = self.cidr
+ controller_network.subnet_id = subnet_id
+ controller_network.backend_status = '1 - OK'
+ controller_network.save()
+
+
+ def map_sync_inputs(self, controller_network):
+ # XXX This check should really be made from booleans, rather than using hardcoded network names
+ #if (controller_network.network.template.name not in ['Private', 'Private-Indirect', 'Private-Direct', 'management_template'):
+ # logger.info("skipping network controller %s because it is not private" % controller_network)
+ # # We only sync private networks
+ # return SyncStep.SYNC_WITHOUT_RUNNING
+
+ # hopefully a better approach than above
+ if (controller_network.network.template.shared_network_name or controller_network.network.template.shared_network_id):
+ return SyncStep.SYNC_WITHOUT_RUNNING
+
+ if not controller_network.controller.admin_user:
+ logger.info("controller %r has no admin_user, skipping" % controller_network.controller)
+ return
+
+ if controller_network.network.owner and controller_network.network.owner.creator:
+ return self.save_controller_network(controller_network)
+ else:
+ raise Exception('Could not save network controller %s'%controller_network)
+
+ def map_delete_inputs(self, controller_network):
+ # XXX This check should really be made from booleans, rather than using hardcoded network names
+ if (controller_network.network.template.name not in ['Private', 'Private-Indirect', 'Private-Direct']):
+ # We only sync private networks
+ return
+ try:
+ slice = controller_network.network.owner # XXX: FIXME!!
+ except:
+ raise Exception('Could not get slice for Network %s'%controller_network.network.name)
+
+ network_name = controller_network.network.name
+ subnet_name = '%s-%d'%(network_name,controller_network.pk)
+ cidr = controller_network.subnet
+ network_fields = {'endpoint':controller_network.controller.auth_url,
+ 'admin_user':slice.creator.email, # XXX: FIXME
+ 'tenant_name':slice.name, # XXX: FIXME
+ 'admin_password':slice.creator.remote_password,
+ 'name':network_name,
+ 'subnet_name':subnet_name,
+ 'ansible_tag':'%s-%s@%s'%(network_name,slice.slicename,controller_network.controller.name),
+ 'cidr':cidr,
+ 'delete':True
+ }
+
+ return network_fields
+
+ """
+ driver = OpenStackDriver().client_driver(caller=controller_network.network.owner.creator,
+ tenant=controller_network.network.owner.name,
+ controller=controller_network.controller.name)
+ if (controller_network.router_id) and (controller_network.subnet_id):
+ driver.delete_router_interface(controller_network.router_id, controller_network.subnet_id)
+ if controller_network.subnet_id:
+ driver.delete_subnet(controller_network.subnet_id)
+ if controller_network.router_id:
+ driver.delete_router(controller_network.router_id)
+ if controller_network.net_id:
+ driver.delete_network(controller_network.net_id)
+ """