Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 1 | import os |
| 2 | import pdb |
| 3 | import sys |
| 4 | import tempfile |
| 5 | sys.path.append("/opt/tosca") |
| 6 | from translator.toscalib.tosca_template import ToscaTemplate |
Scott Baker | 8d3741e | 2015-08-31 16:16:41 -0700 | [diff] [blame] | 7 | import pdb |
Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 8 | |
Scott Baker | 97ca910 | 2016-04-13 16:56:39 -0700 | [diff] [blame^] | 9 | from core.models import Slice,User,Network,NetworkTemplate,NetworkSlice,Service,Tenant |
Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 10 | |
| 11 | from xosresource import XOSResource |
| 12 | |
| 13 | class XOSNetwork(XOSResource): |
Scott Baker | 2edd4f3 | 2015-08-14 12:41:18 -0700 | [diff] [blame] | 14 | provides = ["tosca.nodes.network.Network", "tosca.nodes.network.Network.XOS"] |
Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 15 | xos_model = Network |
Scott Baker | 01234ce | 2015-09-03 15:47:56 -0700 | [diff] [blame] | 16 | copyin_props = ["ports", "labels"] |
Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 17 | |
| 18 | def get_xos_args(self): |
Scott Baker | 01234ce | 2015-09-03 15:47:56 -0700 | [diff] [blame] | 19 | args = super(XOSNetwork, self).get_xos_args() |
| 20 | |
| 21 | args["autoconnect"] = False |
Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 22 | |
| 23 | slice_name = self.get_requirement("tosca.relationships.MemberOfSlice") |
| 24 | if slice_name: |
| 25 | args["owner"] = self.get_xos_object(Slice, name=slice_name) |
| 26 | |
| 27 | net_template_name = self.get_requirement("tosca.relationships.UsesNetworkTemplate") |
| 28 | if net_template_name: |
| 29 | args["template"] = self.get_xos_object(NetworkTemplate, name=net_template_name) |
| 30 | |
Scott Baker | 8d3741e | 2015-08-31 16:16:41 -0700 | [diff] [blame] | 31 | if self.nodetemplate.type == "tosca.nodes.network.Network.XOS": |
| 32 | # copy simple string properties from the template into the arguments |
| 33 | for prop in ["ports", "labels", "permit_all_slices"]: |
| 34 | v = self.get_property(prop) |
| 35 | if v: |
| 36 | args[prop] = v |
| 37 | else: |
Scott Baker | 97ca910 | 2016-04-13 16:56:39 -0700 | [diff] [blame^] | 38 | # tosca.nodes.network.Network is not as rich as an XOS network. So |
Scott Baker | 8d3741e | 2015-08-31 16:16:41 -0700 | [diff] [blame] | 39 | # we have to manually fill in some defaults. |
| 40 | args["permit_all_slices"] = True |
Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 41 | |
Scott Baker | 2ec8f11 | 2016-02-08 16:19:14 -0800 | [diff] [blame] | 42 | cidr = self.get_property_default("cidr", None) |
| 43 | if cidr: |
| 44 | args["subnet"] = cidr |
| 45 | |
Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 46 | return args |
| 47 | |
| 48 | def postprocess(self, obj): |
Scott Baker | a7c9efc | 2015-09-01 11:07:56 -0700 | [diff] [blame] | 49 | for sliceName in self.get_requirements("tosca.relationships.ConnectsToSlice"): |
Scott Baker | 121d5c3 | 2015-09-03 15:33:52 -0700 | [diff] [blame] | 50 | slice = self.get_xos_object(Slice, name=sliceName) |
Scott Baker | a7c9efc | 2015-09-01 11:07:56 -0700 | [diff] [blame] | 51 | netSlices = NetworkSlice.objects.filter(network=obj, slice = slice) |
| 52 | if not netSlices: |
| 53 | self.info("Attached Network %s to Slice %s" % (obj, slice)) |
| 54 | ns = NetworkSlice(network = obj, slice=slice) |
| 55 | ns.save() |
Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 56 | |
Scott Baker | 97ca910 | 2016-04-13 16:56:39 -0700 | [diff] [blame^] | 57 | # this is really for vRouter |
| 58 | for provider_service_name in self.get_requirements("tosca.relationships.TenantOfService"): |
| 59 | provider_service = self.get_xos_object(Service, name=provider_service_name) |
| 60 | |
| 61 | existing_tenancy = Tenant.objects.filter(provider_service = provider_service, subscriber_service = obj) |
| 62 | if existing_tenancy: |
| 63 | self.info("Tenancy relationship from %s to %s already exists" % (str(obj), str(provider_service))) |
| 64 | else: |
| 65 | from services.vrouter.models import VROUTER_KIND, VRouterService |
| 66 | if provider_service.kind == VROUTER_KIND: |
| 67 | tenancy = VRouterService.objects.get(id=provider_service.id).get_tenant(address_pool_name="addresses_"+obj.name, subscriber_network=obj) |
| 68 | tenancy.save() |
| 69 | self.cidr = tenancy.cidr |
| 70 | else: |
| 71 | raise Exception("The only network tenancy relationships that are allowed are to vRouter services") |
| 72 | |
| 73 | self.info("Created Tenancy relationship from %s to %s" % (str(obj), str(provider_service))) |
| 74 | |
Scott Baker | 2edd4f3 | 2015-08-14 12:41:18 -0700 | [diff] [blame] | 75 | # v = self.get_property("permitted_slices") |
| 76 | # if v: |
| 77 | # for slicename in v.split(","): |
| 78 | # slice = self.get_xos_object(Slice, name = slicename.strip()) |
| 79 | # |
| 80 | # if not obj.permitted_slices.filter(id = slice.id).exists(): |
| 81 | # obj.permitted_slices.add(slice) |
Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 82 | |
| 83 | def create(self): |
| 84 | nodetemplate = self.nodetemplate |
| 85 | |
| 86 | xos_args = self.get_xos_args() |
| 87 | |
| 88 | if not xos_args.get("owner", None): |
| 89 | raise Exception("Must specify slice when creating network") |
| 90 | if not xos_args.get("template", None): |
| 91 | raise Exception("Must specify network template when creating network") |
| 92 | |
| 93 | network = Network(**xos_args) |
| 94 | network.caller = self.user |
Scott Baker | 97ca910 | 2016-04-13 16:56:39 -0700 | [diff] [blame^] | 95 | network.no_sync = True # postprocess might set the cidr |
Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 96 | network.save() |
| 97 | |
| 98 | self.postprocess(network) |
| 99 | |
Scott Baker | 97ca910 | 2016-04-13 16:56:39 -0700 | [diff] [blame^] | 100 | network.no_sync = False |
| 101 | network.save() |
| 102 | |
Scott Baker | b2bddd8 | 2015-08-06 17:21:34 -0700 | [diff] [blame] | 103 | self.info("Created Network '%s' owned by Slice '%s'" % (str(network), str(network.owner))) |
| 104 | |
| 105 | def delete(self, obj): |
| 106 | super(XOSNetwork, self).delete(obj) |
| 107 | |
| 108 | |
| 109 | |