blob: d0dab133cb52c024c3a4988160e71486d61eb7ff [file] [log] [blame]
from services.volt.models import VOLTDevice, VOLTService, AccessDevice, AccessAgent
from xosresource import XOSResource
class XOSVOLTDevice(XOSResource):
provides = "tosca.nodes.VOLTDevice"
xos_model = VOLTDevice
copyin_props = ["openflow_id", "driver"]
def get_xos_args(self, throw_exception=True):
args = super(XOSVOLTDevice, self).get_xos_args()
volt_service_name = self.get_requirement("tosca.relationships.MemberOfService", throw_exception=throw_exception)
if volt_service_name:
args["volt_service"] = self.get_xos_object(VOLTService, throw_exception=throw_exception, name=volt_service_name)
agent_name = self.get_requirement("tosca.relationships.UsesAgent", throw_exception=throw_exception)
if agent_name:
args["access_agent"] = self.get_xos_object(AccessAgent, throw_exception=throw_exception, name=agent_name)
return args
def postprocess(self, obj):
access_devices_str = self.get_property("access_devices")
access_devices = []
if access_devices_str:
lines = [x.strip() for x in access_devices_str.split(",")]
for line in lines:
if not (" " in line):
raise "Malformed access device `%s`", line
(uplink, vlan) = line.split(" ")
uplink=int(uplink.strip())
vlan=int(vlan.strip())
access_devices.append( (uplink, vlan) )
for ad in list(AccessDevice.objects.filter(volt_device=obj)):
if (ad.uplink, ad.vlan) not in access_devices:
print "Deleting AccessDevice '%s'" % ad
ad.delete()
for access_device in access_devices:
existing_objs = AccessDevice.objects.filter(volt_device=obj, uplink=access_device[0], vlan=access_device[1])
if not existing_objs:
ad = AccessDevice(volt_device=obj, uplink=access_device[0], vlan=access_device[1])
ad.save()
print "Created AccessDevice '%s'" % ad