blob: 724957f5469c0b8190d7f4194eb8bbdd704b8cae [file] [log] [blame]
import os
import pdb
import sys
import tempfile
sys.path.append("/opt/tosca")
from translator.toscalib.tosca_template import ToscaTemplate
from core.models import Slice,User,Site,Network,NetworkSlice,SliceRole,SlicePrivilege,Service,Image,Flavor,Node
from xosresource import XOSResource
class XOSSlice(XOSResource):
provides = "tosca.nodes.Slice"
xos_model = Slice
copyin_props = ["enabled", "description", "slice_url", "max_instances", "default_isolation", "default_flavor", "network", "exposed_ports"]
def get_xos_args(self):
args = super(XOSSlice, self).get_xos_args()
site_name = self.get_requirement("tosca.relationships.MemberOfSite", throw_exception=True)
site = self.get_xos_object(Site, login_base=site_name)
args["site"] = site
serviceName = self.get_requirement("tosca.relationships.MemberOfService", throw_exception=False)
if serviceName:
service = self.get_xos_object(Service, name=serviceName)
args["service"] = service
default_image_name = self.get_requirement("tosca.relationships.DefaultImage", throw_exception=False)
if default_image_name:
default_image = self.get_xos_object(Image, name=default_image_name, throw_exception=True)
args["default_image"] = default_image
default_flavor_name = self.get_property_default("default_flavor", None)
if default_flavor_name:
default_flavor = self.get_xos_object(Flavor, name=default_flavor_name, throw_exception=True)
args["default_flavor"] = default_flavor
default_node_name = self.get_property_default("default_node", None)
if default_node_name:
default_node = self.get_xos_object(Node, name=default_node_name, throw_exception=True)
args["default_node"] = default_node
return args
def postprocess(self, obj):
for net_name in self.get_requirements("tosca.relationships.ConnectsToNetwork"):
net = self.get_xos_object(Network, name=net_name)
if not NetworkSlice.objects.filter(network=net, slice=obj):
ns = NetworkSlice(network=net, slice=obj)
ns.save()
self.info("Added network connection from '%s' to '%s'" % (str(obj), str(net)))
rolemap = ( ("tosca.relationships.AdminPrivilege", "admin"), ("tosca.relationships.AccessPrivilege", "access"),
("tosca.relationships.PIPrivilege", "pi"), ("tosca.relationships.TechPrivilege", "tech") )
self.postprocess_privileges(SliceRole, SlicePrivilege, rolemap, obj, "slice")
def create(self):
nodetemplate = self.nodetemplate
sliceName = nodetemplate.name
xos_args = self.get_xos_args()
slice = Slice(**xos_args)
slice.caller = self.user
slice.save()
self.postprocess(slice)
self.info("Created Slice '%s' on Site '%s'" % (str(slice), str(slice.site)))
def delete(self, obj):
if obj.instances.exists():
self.info("Slice %s has active instances; skipping delete" % obj.name)
return
super(XOSSlice, self).delete(obj)