| from django.db import models |
| from core.models import Service, PlCoreBase, Slice, Instance, Tenant, TenantWithContainer, Node, Image, User, Flavor, Subscriber, NetworkParameter, NetworkParameterType, Port, AddressPool |
| from core.models.plcorebase import StrippedCharField |
| import os |
| from django.db import models, transaction |
| from django.forms.models import model_to_dict |
| from django.db.models import Q |
| from operator import itemgetter, attrgetter, methodcaller |
| from core.models import Tag |
| from core.models.service import LeastLoadedNodeScheduler |
| import traceback |
| from xos.exceptions import * |
| from xos.config import Config |
| |
| class ConfigurationError(Exception): |
| pass |
| |
| VOLT_KIND = "vOLT" |
| VCPE_KIND = "vCPE" |
| VBNG_KIND = "vBNG" |
| CORD_SUBSCRIBER_KIND = "CordSubscriberRoot" |
| |
| CORD_USE_VTN = getattr(Config(), "networking_use_vtn", False) |
| |
| # ------------------------------------------- |
| # CordSubscriberRoot |
| # ------------------------------------------- |
| |
| class CordSubscriberRoot(Subscriber): |
| class Meta: |
| proxy = True |
| |
| KIND = CORD_SUBSCRIBER_KIND |
| |
| status_choices = (("enabled", "Enabled"), |
| ("suspended", "Suspended"), |
| ("delinquent", "Delinquent"), |
| ("copyrightviolation", "Copyright Violation")) |
| |
| # 'simple_attributes' will be expanded into properties and setters that |
| # store the attribute using self.set_attribute / self.get_attribute. |
| |
| simple_attributes = ( ("firewall_enable", False), |
| ("firewall_rules", "accept all anywhere anywhere"), |
| ("url_filter_enable", False), |
| ("url_filter_rules", "allow all"), |
| ("url_filter_level", "PG"), |
| ("cdn_enable", False), |
| ("users", []), |
| ("is_demo_user", False), |
| |
| ("uplink_speed", 1000000000), # 1 gigabit, a reasonable default? |
| ("downlink_speed", 1000000000), |
| ("enable_uverse", True) ) |
| |
| default_attributes = {"status": "enabled"} |
| |
| sync_attributes = ("firewall_enable", |
| "firewall_rules", |
| "url_filter_enable", |
| "url_filter_rules", |
| "cdn_enable", |
| "uplink_speed", |
| "downlink_speed", |
| "enable_uverse", |
| "status") |
| |
| def __init__(self, *args, **kwargs): |
| super(CordSubscriberRoot, self).__init__(*args, **kwargs) |
| self.cached_volt = None |
| self._initial_url_filter_enable = self.url_filter_enable |
| |
| @property |
| def volt(self): |
| volt = self.get_newest_subscribed_tenant(VOLTTenant) |
| if not volt: |
| return None |
| |
| # always return the same object when possible |
| if (self.cached_volt) and (self.cached_volt.id == volt.id): |
| return self.cached_volt |
| |
| #volt.caller = self.creator |
| self.cached_volt = volt |
| return volt |
| |
| @property |
| def status(self): |
| return self.get_attribute("status", self.default_attributes["status"]) |
| |
| @status.setter |
| def status(self, value): |
| if not value in [x[0] for x in self.status_choices]: |
| raise Exception("invalid status %s" % value) |
| self.set_attribute("status", value) |
| |
| def find_user(self, uid): |
| uid = int(uid) |
| for user in self.users: |
| if user["id"] == uid: |
| return user |
| return None |
| |
| def update_user(self, uid, **kwargs): |
| # kwargs may be "level" or "mac" |
| # Setting one of these to None will cause None to be stored in the db |
| uid = int(uid) |
| users = self.users |
| for user in users: |
| if user["id"] == uid: |
| for arg in kwargs.keys(): |
| user[arg] = kwargs[arg] |
| self.users = users |
| return user |
| raise ValueError("User %d not found" % uid) |
| |
| def create_user(self, **kwargs): |
| if "name" not in kwargs: |
| raise XOSMissingField("The name field is required") |
| |
| for user in self.users: |
| if kwargs["name"] == user["name"]: |
| raise XOSDuplicateKey("User %s already exists" % kwargs["name"]) |
| |
| uids = [x["id"] for x in self.users] |
| if uids: |
| uid = max(uids)+1 |
| else: |
| uid = 0 |
| newuser = kwargs.copy() |
| newuser["id"] = uid |
| |
| users = self.users |
| users.append(newuser) |
| self.users = users |
| |
| return newuser |
| |
| def delete_user(self, uid): |
| uid = int(uid) |
| users = self.users |
| for user in users: |
| if user["id"]==uid: |
| users.remove(user) |
| self.users = users |
| return |
| |
| raise ValueError("Users %d not found" % uid) |
| |
| @property |
| def services(self): |
| return {"cdn": self.cdn_enable, |
| "url_filter": self.url_filter_enable, |
| "firewall": self.firewall_enable} |
| |
| @services.setter |
| def services(self, value): |
| pass |
| |
| def save(self, *args, **kwargs): |
| if (not hasattr(self, 'caller') or not self.caller.is_admin): |
| if (self.has_field_changed("service_specific_id")): |
| raise XOSPermissionDenied("You do not have permission to change service_specific_id") |
| super(CordSubscriberRoot, self).save(*args, **kwargs) |
| if (self.volt) and (self.volt.vcpe): # and (self._initial_url_filter_enabled != self.url_filter_enable): |
| # 1) trigger manage_bbs_account to run |
| # 2) trigger vcpe observer to wake up |
| self.volt.vcpe.save() |
| |
| CordSubscriberRoot.setup_simple_attributes() |
| |
| # ------------------------------------------- |
| # VOLT |
| # ------------------------------------------- |
| |
| class VOLTService(Service): |
| KIND = VOLT_KIND |
| |
| class Meta: |
| app_label = "cord" |
| verbose_name = "vOLT Service" |
| proxy = True |
| |
| class VOLTTenant(Tenant): |
| class Meta: |
| proxy = True |
| |
| KIND = VOLT_KIND |
| |
| default_attributes = {"vlan_id": None, "s_tag": None, "c_tag": None} |
| def __init__(self, *args, **kwargs): |
| volt_services = VOLTService.get_service_objects().all() |
| if volt_services: |
| self._meta.get_field("provider_service").default = volt_services[0].id |
| super(VOLTTenant, self).__init__(*args, **kwargs) |
| self.cached_vcpe = None |
| |
| @property |
| def s_tag(self): |
| return self.get_attribute("s_tag", self.default_attributes["s_tag"]) |
| |
| @s_tag.setter |
| def s_tag(self, value): |
| self.set_attribute("s_tag", value) |
| |
| @property |
| def c_tag(self): |
| return self.get_attribute("c_tag", self.default_attributes["c_tag"]) |
| |
| @c_tag.setter |
| def c_tag(self, value): |
| self.set_attribute("c_tag", value) |
| |
| # for now, vlan_id is a synonym for c_tag |
| |
| @property |
| def vlan_id(self): |
| return self.c_tag |
| |
| @vlan_id.setter |
| def vlan_id(self, value): |
| self.c_tag = value |
| |
| @property |
| def vcpe(self): |
| vcpe = self.get_newest_subscribed_tenant(VSGTenant) |
| if not vcpe: |
| return None |
| |
| # always return the same object when possible |
| if (self.cached_vcpe) and (self.cached_vcpe.id == vcpe.id): |
| return self.cached_vcpe |
| |
| vcpe.caller = self.creator |
| self.cached_vcpe = vcpe |
| return vcpe |
| |
| @vcpe.setter |
| def vcpe(self, value): |
| raise XOSConfigurationError("vOLT.vCPE cannot be set this way -- create a new vCPE object and set its subscriber_tenant instead") |
| |
| @property |
| def subscriber(self): |
| if not self.subscriber_root: |
| return None |
| subs = CordSubscriberRoot.objects.filter(id=self.subscriber_root.id) |
| if not subs: |
| return None |
| return subs[0] |
| |
| @property |
| def creator(self): |
| if getattr(self, "cached_creator", None): |
| return self.cached_creator |
| creator_id=self.get_attribute("creator_id") |
| if not creator_id: |
| return None |
| users=User.objects.filter(id=creator_id) |
| if not users: |
| return None |
| user=users[0] |
| self.cached_creator = users[0] |
| return user |
| |
| @creator.setter |
| def creator(self, value): |
| if value: |
| value = value.id |
| if (value != self.get_attribute("creator_id", None)): |
| self.cached_creator=None |
| self.set_attribute("creator_id", value) |
| |
| def manage_vcpe(self): |
| # Each VOLT object owns exactly one VCPE object |
| |
| if self.deleted: |
| return |
| |
| if self.vcpe is None: |
| vsgServices = VSGService.get_service_objects().all() |
| if not vsgServices: |
| raise XOSConfigurationError("No VSG Services available") |
| |
| vcpe = VSGTenant(provider_service = vsgServices[0], |
| subscriber_tenant = self) |
| vcpe.caller = self.creator |
| vcpe.save() |
| |
| def manage_subscriber(self): |
| if (self.subscriber_root is None): |
| # The vOLT is not connected to a Subscriber, so either find an |
| # existing subscriber with the same SSID, or autogenerate a new |
| # subscriber. |
| # |
| # TODO: This probably goes away when we rethink the ONOS-to-XOS |
| # vOLT API. |
| |
| subs = CordSubscriberRoot.get_tenant_objects().filter(service_specific_id = self.service_specific_id) |
| if subs: |
| sub = subs[0] |
| else: |
| sub = CordSubscriberRoot(service_specific_id = self.service_specific_id, |
| name = "autogenerated-for-vOLT-%s" % self.id) |
| sub.save() |
| self.subscriber_root = sub |
| self.save() |
| |
| def cleanup_vcpe(self): |
| if self.vcpe: |
| # print "XXX cleanup vcpe", self.vcpe |
| self.vcpe.delete() |
| |
| def cleanup_orphans(self): |
| # ensure vOLT only has one vCPE |
| cur_vcpe = self.vcpe |
| for vcpe in list(self.get_subscribed_tenants(VSGTenant)): |
| if (not cur_vcpe) or (vcpe.id != cur_vcpe.id): |
| # print "XXX clean up orphaned vcpe", vcpe |
| vcpe.delete() |
| |
| def save(self, *args, **kwargs): |
| self.validate_unique_service_specific_id() |
| |
| if (self.subscriber_root is not None): |
| subs = self.subscriber_root.get_subscribed_tenants(VOLTTenant) |
| if (subs) and (self not in subs): |
| raise XOSDuplicateKey("Subscriber should only be linked to one vOLT") |
| |
| if not self.creator: |
| if not getattr(self, "caller", None): |
| # caller must be set when creating a vCPE since it creates a slice |
| raise XOSProgrammingError("VOLTTenant's self.caller was not set") |
| self.creator = self.caller |
| if not self.creator: |
| raise XOSProgrammingError("VOLTTenant's self.creator was not set") |
| |
| super(VOLTTenant, self).save(*args, **kwargs) |
| model_policy_volt(self.pk) |
| #self.manage_vcpe() |
| #self.manage_subscriber() |
| #self.cleanup_orphans() |
| |
| def delete(self, *args, **kwargs): |
| self.cleanup_vcpe() |
| super(VOLTTenant, self).delete(*args, **kwargs) |
| |
| def model_policy_volt(pk): |
| # TODO: this should be made in to a real model_policy |
| with transaction.atomic(): |
| volt = VOLTTenant.objects.select_for_update().filter(pk=pk) |
| if not volt: |
| return |
| volt = volt[0] |
| volt.manage_vcpe() |
| volt.manage_subscriber() |
| volt.cleanup_orphans() |
| |
| # ------------------------------------------- |
| # VCPE |
| # ------------------------------------------- |
| |
| class VSGService(Service): |
| KIND = VCPE_KIND |
| |
| URL_FILTER_KIND_CHOICES = ( (None, "None"), ("safebrowsing", "Safe Browsing") ) |
| |
| simple_attributes = ( ("bbs_api_hostname", None), |
| ("bbs_api_port", None), |
| ("bbs_server", None), |
| ("backend_network_label", "hpc_client"), |
| ("wan_container_gateway_ip", ""), |
| ("wan_container_gateway_mac", ""), |
| ("wan_container_netbits", "24"), |
| ("dns_servers", "8.8.8.8"), |
| ("url_filter_kind", None), |
| ("node_label", None) ) |
| |
| def __init__(self, *args, **kwargs): |
| super(VSGService, self).__init__(*args, **kwargs) |
| |
| class Meta: |
| app_label = "cord" |
| verbose_name = "vSG Service" |
| proxy = True |
| |
| def allocate_bbs_account(self): |
| vcpes = VSGTenant.get_tenant_objects().all() |
| bbs_accounts = [vcpe.bbs_account for vcpe in vcpes] |
| |
| # There's a bit of a race here; some other user could be trying to |
| # allocate a bbs_account at the same time we are. |
| |
| for i in range(2,21): |
| account_name = "bbs%02d@onlab.us" % i |
| if (account_name not in bbs_accounts): |
| return account_name |
| |
| raise XOSConfigurationError("We've run out of available broadbandshield accounts. Delete some vcpe and try again.") |
| |
| @property |
| def bbs_slice(self): |
| bbs_slice_id=self.get_attribute("bbs_slice_id") |
| if not bbs_slice_id: |
| return None |
| bbs_slices=Slice.objects.filter(id=bbs_slice_id) |
| if not bbs_slices: |
| return None |
| return bbs_slices[0] |
| |
| @bbs_slice.setter |
| def bbs_slice(self, value): |
| if value: |
| value = value.id |
| self.set_attribute("bbs_slice_id", value) |
| |
| VSGService.setup_simple_attributes() |
| |
| #class STagBlock(PlCoreBase): |
| # instance = models.ForeignKey(Instance, related_name="s_tags") |
| # s_tag = models.CharField(null=false, blank=false, unique=true, max_length=10) |
| # #c_tags = models.TextField(null=true, blank=true) |
| # |
| # def __unicode__(self): return u'%s' % (self.s_tag) |
| |
| class VSGTenant(TenantWithContainer): |
| class Meta: |
| proxy = True |
| |
| KIND = VCPE_KIND |
| |
| sync_attributes = ("nat_ip", "nat_mac", |
| "lan_ip", "lan_mac", |
| "wan_ip", "wan_mac", |
| "wan_container_ip", "wan_container_mac", |
| "private_ip", "private_mac", |
| "hpc_client_ip", "hpc_client_mac") |
| |
| default_attributes = {"instance_id": None, |
| "container_id": None, |
| "users": [], |
| "bbs_account": None, |
| "last_ansible_hash": None, |
| "wan_container_ip": None} |
| |
| def __init__(self, *args, **kwargs): |
| super(VSGTenant, self).__init__(*args, **kwargs) |
| self.cached_vbng=None |
| |
| @property |
| def vbng(self): |
| vbng = self.get_newest_subscribed_tenant(VBNGTenant) |
| if not vbng: |
| return None |
| |
| # always return the same object when possible |
| if (self.cached_vbng) and (self.cached_vbng.id == vbng.id): |
| return self.cached_vbng |
| |
| vbng.caller = self.creator |
| self.cached_vbng = vbng |
| return vbng |
| |
| @vbng.setter |
| def vbng(self, value): |
| raise XOSConfigurationError("vCPE.vBNG cannot be set this way -- create a new vBNG object and set it's subscriber_tenant instead") |
| |
| @property |
| def volt(self): |
| if not self.subscriber_tenant: |
| return None |
| volts = VOLTTenant.objects.filter(id=self.subscriber_tenant.id) |
| if not volts: |
| return None |
| return volts[0] |
| |
| @property |
| def bbs_account(self): |
| return self.get_attribute("bbs_account", self.default_attributes["bbs_account"]) |
| |
| @bbs_account.setter |
| def bbs_account(self, value): |
| return self.set_attribute("bbs_account", value) |
| |
| @property |
| def last_ansible_hash(self): |
| return self.get_attribute("last_ansible_hash", self.default_attributes["last_ansible_hash"]) |
| |
| @last_ansible_hash.setter |
| def last_ansible_hash(self, value): |
| return self.set_attribute("last_ansible_hash", value) |
| |
| @property |
| def ssh_command(self): |
| if self.instance: |
| return self.instance.get_ssh_command() |
| else: |
| return "no-instance" |
| |
| @ssh_command.setter |
| def ssh_command(self, value): |
| pass |
| |
| @property |
| def addresses(self): |
| if self.instance: |
| ports = self.instance.ports.all() |
| elif self.container: |
| ports = self.container.ports.all() |
| else: |
| return {} |
| |
| addresses = {} |
| for ns in ports: |
| if "lan" in ns.network.name.lower(): |
| addresses["lan"] = (ns.ip, ns.mac) |
| elif "wan" in ns.network.name.lower(): |
| addresses["wan"] = (ns.ip, ns.mac) |
| elif "private" in ns.network.name.lower(): |
| addresses["private"] = (ns.ip, ns.mac) |
| elif "nat" in ns.network.name.lower(): |
| addresses["nat"] = (ns.ip, ns.mac) |
| elif "hpc_client" in ns.network.name.lower(): |
| addresses["hpc_client"] = (ns.ip, ns.mac) |
| return addresses |
| |
| # ------------------------------------------------------------------------ |
| # The following IP addresses all come from the VM |
| # Note: They might not be useful for the VTN-vSG |
| |
| @property |
| def nat_ip(self): |
| return self.addresses.get("nat", (None,None) )[0] |
| |
| @property |
| def nat_mac(self): |
| return self.addresses.get("nat", (None,None) )[1] |
| |
| @property |
| def lan_ip(self): |
| return self.addresses.get("lan", (None, None) )[0] |
| |
| @property |
| def lan_mac(self): |
| return self.addresses.get("lan", (None, None) )[1] |
| |
| @property |
| def wan_ip(self): |
| return self.addresses.get("wan", (None, None) )[0] |
| |
| @property |
| def wan_mac(self): |
| return self.addresses.get("wan", (None, None) )[1] |
| |
| # end of VM IP address stubs |
| # ------------------------------------------------------------------------ |
| |
| @property |
| def wan_container_ip(self): |
| if CORD_USE_VTN: |
| # When using VTN, wan_container_ip is stored and maintained inside |
| # of the vSG object. |
| return self.get_attribute("wan_container_ip", self.default_attributes["wan_container_ip"]) |
| else: |
| # When not using VTN, wan_container_ip is the same as wan_ip. |
| # XXX Is this broken for multiple-containers-per-VM? |
| return self.wan_ip |
| |
| @wan_container_ip.setter |
| def wan_container_ip(self, value): |
| if CORD_USE_VTN: |
| self.set_attribute("wan_container_ip", value) |
| else: |
| raise Exception("wan_container_ip.setter called on non-VTN CORD") |
| |
| def ip_to_mac(self, ip): |
| (a, b, c, d) = ip.split('.') |
| return "02:42:%02x:%02x:%02x:%02x" % (int(a), int(b), int(c), int(d)) |
| |
| # Generate the MAC for the container interface connected to WAN |
| @property |
| def wan_container_mac(self): |
| if not self.wan_container_ip: |
| return None |
| return self.ip_to_mac(self.wan_container_ip) |
| |
| @property |
| def private_ip(self): |
| return self.addresses.get("private", (None, None) )[0] |
| |
| @property |
| def private_mac(self): |
| return self.addresses.get("private", (None, None) )[1] |
| |
| @property |
| def hpc_client_ip(self): |
| return self.addresses.get("hpc_client", (None, None) )[0] |
| |
| @property |
| def hpc_client_mac(self): |
| return self.addresses.get("hpc_client", (None, None) )[1] |
| |
| @property |
| def is_synced(self): |
| return (self.enacted is not None) and (self.enacted >= self.updated) |
| |
| @is_synced.setter |
| def is_synced(self, value): |
| pass |
| |
| def manage_vbng(self): |
| # Each vCPE object owns exactly one vBNG object |
| |
| if self.deleted: |
| return |
| |
| if self.vbng is None: |
| vbngServices = VBNGService.get_service_objects().all() |
| if not vbngServices: |
| raise XOSConfigurationError("No VBNG Services available") |
| |
| vbng = VBNGTenant(provider_service = vbngServices[0], |
| subscriber_tenant = self) |
| vbng.caller = self.creator |
| vbng.save() |
| |
| def cleanup_vbng(self): |
| if self.vbng: |
| # print "XXX cleanup vnbg", self.vbng |
| self.vbng.delete() |
| |
| def cleanup_orphans(self): |
| # ensure vCPE only has one vBNG |
| cur_vbng = self.vbng |
| for vbng in list(self.get_subscribed_tenants(VBNGTenant)): |
| if (not cur_vbng) or (vbng.id != cur_vbng.id): |
| # print "XXX clean up orphaned vbng", vbng |
| vbng.delete() |
| |
| if self.orig_instance_id and (self.orig_instance_id != self.get_attribute("instance_id")): |
| instances=Instance.objects.filter(id=self.orig_instance_id) |
| if instances: |
| # print "XXX clean up orphaned instance", instances[0] |
| instances[0].delete() |
| |
| def get_slice(self): |
| if not self.provider_service.slices.count(): |
| raise XOSConfigurationError("The service has no slices") |
| slice = self.provider_service.slices.all()[0] |
| return slice |
| |
| def get_vsg_service(self): |
| return VSGService.get_service_objects().get(id=self.provider_service.id) |
| |
| def find_instance_for_s_tag(self, s_tag): |
| #s_tags = STagBlock.objects.find(s_s_tag) |
| #if s_tags: |
| # return s_tags[0].instance |
| |
| tags = Tag.objects.filter(name="s_tag", value=s_tag) |
| if tags: |
| return tags[0].content_object |
| |
| return None |
| |
| def find_or_make_instance_for_s_tag(self, s_tag): |
| instance = self.find_instance_for_s_tag(self.volt.s_tag) |
| if instance: |
| return instance |
| |
| flavors = Flavor.objects.filter(name="m1.small") |
| if not flavors: |
| raise XOSConfigurationError("No m1.small flavor") |
| |
| slice = self.provider_service.slices.all()[0] |
| |
| if slice.default_isolation == "container_vm": |
| (node, parent) = ContainerVmScheduler(slice).pick() |
| else: |
| (node, parent) = LeastLoadedNodeScheduler(slice, label=self.get_vsg_service().node_label).pick() |
| |
| instance = Instance(slice = slice, |
| node = node, |
| image = self.image, |
| creator = self.creator, |
| deployment = node.site_deployment.deployment, |
| flavor = flavors[0], |
| isolation = slice.default_isolation, |
| parent = parent) |
| |
| self.save_instance(instance) |
| |
| return instance |
| |
| def manage_container(self): |
| from core.models import Instance, Flavor |
| |
| if self.deleted: |
| return |
| |
| # For container or container_vm isolation, use what TenantWithCotnainer |
| # provides us |
| slice = self.get_slice() |
| if slice.default_isolation in ["container_vm", "container"]: |
| super(VSGTenant,self).manage_container() |
| return |
| |
| if not self.volt: |
| raise XOSConfigurationError("This vCPE container has no volt") |
| |
| if self.instance: |
| # We're good. |
| return |
| |
| instance = self.find_or_make_instance_for_s_tag(self.volt.s_tag) |
| self.instance = instance |
| super(TenantWithContainer, self).save() |
| |
| def cleanup_container(self): |
| if self.get_slice().default_isolation in ["container_vm", "container"]: |
| super(VSGTenant,self).cleanup_container() |
| |
| # To-do: cleanup unused instances |
| pass |
| |
| def manage_bbs_account(self): |
| if self.deleted: |
| return |
| |
| if self.volt and self.volt.subscriber and self.volt.subscriber.url_filter_enable: |
| if not self.bbs_account: |
| # make sure we use the proxied VSGService object, not the generic Service object |
| vcpe_service = VSGService.objects.get(id=self.provider_service.id) |
| self.bbs_account = vcpe_service.allocate_bbs_account() |
| super(VSGTenant, self).save() |
| else: |
| if self.bbs_account: |
| self.bbs_account = None |
| super(VSGTenant, self).save() |
| |
| def get_wan_address_from_pool(self): |
| ap = AddressPool.objects.filter(name="public_addresses") |
| if not ap: |
| raise Exception("AddressPool 'public_addresses' does not exist. Please configure it.") |
| ap = ap[0] |
| |
| addr = ap.get_address() |
| if not addr: |
| raise Exception("AddressPool 'public_addresses' has run out of addresses.") |
| return addr |
| |
| def put_wan_address_to_pool(self, addr): |
| AddressPool.objects.filter(name="public_addresses")[0].put_address(addr) |
| |
| def manage_wan_container_ip(self): |
| if CORD_USE_VTN: |
| if not self.wan_container_ip: |
| addr = self.get_wan_address_from_pool() |
| |
| self.wan_container_ip = addr |
| super(TenantWithContainer, self).save() |
| |
| def cleanup_wan_container_ip(self): |
| if CORD_USE_VTN and self.wan_container_ip: |
| self.put_wan_address_to_pool(self.wan_container_ip) |
| self.wan_container_ip = None |
| |
| def find_or_make_port(self, instance, network, **kwargs): |
| port = Port.objects.filter(instance=instance, network=network) |
| if port: |
| port = port[0] |
| else: |
| port = Port(instance=instance, network=network, **kwargs) |
| port.save() |
| return port |
| |
| def get_lan_network(self, instance): |
| slice = self.provider_service.slices.all()[0] |
| if CORD_USE_VTN: |
| # there should only be one network private network, and its template should not be the management template |
| lan_networks = [x for x in slice.networks.all() if x.template.visibility=="private" and (not "management" in x.template.name)] |
| if len(lan_networks)>1: |
| raise XOSProgrammingError("The vSG slice should only have one non-management private network") |
| else: |
| lan_networks = [x for x in slice.networks.all() if "lan" in x.name] |
| if not lan_networks: |
| raise XOSProgrammingError("No lan_network") |
| return lan_networks[0] |
| |
| def save_instance(self, instance): |
| with transaction.atomic(): |
| instance.volumes = "/etc/dnsmasq.d,/etc/ufw" |
| super(VSGTenant, self).save_instance(instance) |
| |
| if instance.isolation in ["container", "container_vm"]: |
| lan_network = self.get_lan_network(instance) |
| port = self.find_or_make_port(instance, lan_network, ip="192.168.0.1", port_id="unmanaged") |
| port.set_parameter("c_tag", self.volt.c_tag) |
| port.set_parameter("s_tag", self.volt.s_tag) |
| port.set_parameter("device", "eth1") |
| port.set_parameter("bridge", "br-lan") |
| |
| wan_networks = [x for x in instance.slice.networks.all() if "wan" in x.name] |
| if not wan_networks: |
| raise XOSProgrammingError("No wan_network") |
| port = self.find_or_make_port(instance, wan_networks[0]) |
| port.set_parameter("next_hop", value="10.0.1.253") # FIX ME |
| port.set_parameter("device", "eth0") |
| |
| if instance.isolation in ["vm"]: |
| lan_network = self.get_lan_network(instance) |
| port = self.find_or_make_port(instance, lan_network) |
| port.set_parameter("c_tag", self.volt.c_tag) |
| port.set_parameter("s_tag", self.volt.s_tag) |
| port.set_parameter("neutron_port_name", "stag-%s" % self.volt.s_tag) |
| port.save() |
| |
| # tag the instance with the s-tag, so we can easily find the |
| # instance later |
| if self.volt and self.volt.s_tag: |
| tags = Tag.objects.filter(name="s_tag", value=self.volt.s_tag) |
| if not tags: |
| tag = Tag(service=self.provider_service, content_object=instance, name="s_tag", value=self.volt.s_tag) |
| tag.save() |
| |
| # VTN-CORD needs a WAN address for the VM, so that the VM can |
| # be configured. |
| if CORD_USE_VTN: |
| tags = Tag.select_by_content_object(instance).filter(name="vm_wan_addr") |
| if not tags: |
| address = self.get_wan_address_from_pool() |
| tag = Tag(service=self.provider_service, content_object=instance, name="vm_wan_addr", value="%s,%s,%s" % ("public_addresses", address, self.ip_to_mac(address))) |
| tag.save() |
| |
| def save(self, *args, **kwargs): |
| if not self.creator: |
| if not getattr(self, "caller", None): |
| # caller must be set when creating a vCPE since it creates a slice |
| raise XOSProgrammingError("VSGTenant's self.caller was not set") |
| self.creator = self.caller |
| if not self.creator: |
| raise XOSProgrammingError("VSGTenant's self.creator was not set") |
| |
| super(VSGTenant, self).save(*args, **kwargs) |
| model_policy_vcpe(self.pk) |
| |
| def delete(self, *args, **kwargs): |
| self.cleanup_vbng() |
| self.cleanup_container() |
| self.cleanup_wan_container_ip() |
| super(VSGTenant, self).delete(*args, **kwargs) |
| |
| def model_policy_vcpe(pk): |
| # TODO: this should be made in to a real model_policy |
| with transaction.atomic(): |
| vcpe = VSGTenant.objects.select_for_update().filter(pk=pk) |
| if not vcpe: |
| return |
| vcpe = vcpe[0] |
| vcpe.manage_wan_container_ip() |
| vcpe.manage_container() |
| vcpe.manage_vbng() |
| vcpe.manage_bbs_account() |
| vcpe.cleanup_orphans() |
| |
| #---------------------------------------------------------------------------- |
| # vBNG |
| #---------------------------------------------------------------------------- |
| |
| class VBNGService(Service): |
| KIND = VBNG_KIND |
| |
| simple_attributes = ( ("vbng_url", ""), ) # "http://10.0.3.136:8181/onos/virtualbng/" |
| |
| class Meta: |
| app_label = "cord" |
| verbose_name = "vBNG Service" |
| proxy = True |
| |
| VBNGService.setup_simple_attributes() |
| |
| class VBNGTenant(Tenant): |
| class Meta: |
| proxy = True |
| |
| KIND = VBNG_KIND |
| |
| default_attributes = {"routeable_subnet": "", |
| "mapped_ip": "", |
| "mapped_mac": "", |
| "mapped_hostname": ""} |
| |
| @property |
| def routeable_subnet(self): |
| return self.get_attribute("routeable_subnet", self.default_attributes["routeable_subnet"]) |
| |
| @routeable_subnet.setter |
| def routeable_subnet(self, value): |
| self.set_attribute("routeable_subnet", value) |
| |
| @property |
| def mapped_ip(self): |
| return self.get_attribute("mapped_ip", self.default_attributes["mapped_ip"]) |
| |
| @mapped_ip.setter |
| def mapped_ip(self, value): |
| self.set_attribute("mapped_ip", value) |
| |
| @property |
| def mapped_mac(self): |
| return self.get_attribute("mapped_mac", self.default_attributes["mapped_mac"]) |
| |
| @mapped_mac.setter |
| def mapped_mac(self, value): |
| self.set_attribute("mapped_mac", value) |
| |
| @property |
| def mapped_hostname(self): |
| return self.get_attribute("mapped_hostname", self.default_attributes["mapped_hostname"]) |
| |
| @mapped_hostname.setter |
| def mapped_hostname(self, value): |
| self.set_attribute("mapped_hostname", value) |