| import os |
| import base64 |
| from django.db.models import F, Q |
| from xos.config import Config |
| from observer.openstacksyncstep import OpenStackSyncStep |
| from core.models import Controller |
| from core.models.network import * |
| from util.logger import observer_logger as logger |
| |
| class SyncNetworkSlivers(OpenStackSyncStep): |
| requested_interval = 0 # 3600 |
| provides=[NetworkSliver] |
| observes=NetworkSliver |
| |
| # The way it works is to enumerate the all of the ports that quantum |
| # has, and then work backward from each port's network-id to determine |
| # which Network is associated from the port. |
| |
| def call(self, **args): |
| logger.info("sync'ing network slivers") |
| |
| networkSlivers = NetworkSliver.objects.all() |
| networkSlivers_by_id = {} |
| networkSlivers_by_port = {} |
| for networkSliver in networkSlivers: |
| networkSlivers_by_id[networkSliver.id] = networkSliver |
| networkSlivers_by_port[networkSliver.port_id] = networkSliver |
| |
| networks = Network.objects.all() |
| networks_by_id = {} |
| for network in networks: |
| for nd in network.controllernetworks.all(): |
| networks_by_id[nd.net_id] = network |
| |
| #logger.info("networks_by_id = ") |
| #for (network_id, network) in networks_by_id.items(): |
| # logger.info(" %s: %s" % (network_id, network.name)) |
| |
| slivers = Sliver.objects.all() |
| slivers_by_instance_uuid = {} |
| for sliver in slivers: |
| slivers_by_instance_uuid[sliver.instance_uuid] = sliver |
| |
| # Get all ports in all controllers |
| |
| ports_by_id = {} |
| templates_by_id = {} |
| for controller in Controller.objects.all(): |
| if not controller.admin_tenant: |
| logger.info("controller %s has no admin_tenant" % controller) |
| continue |
| try: |
| driver = self.driver.admin_driver(controller = controller,tenant='admin') |
| ports = driver.shell.quantum.list_ports()["ports"] |
| except: |
| logger.log_exc("failed to get ports from controller %s" % controller) |
| continue |
| |
| for port in ports: |
| ports_by_id[port["id"]] = port |
| |
| # public-nat and public-dedicated networks don't have a net-id anywhere |
| # in the data model, so build up a list of which ids map to which network |
| # templates. |
| try: |
| neutron_networks = driver.shell.quantum.list_networks()["networks"] |
| except: |
| print "failed to get networks from controller %s" % controller |
| continue |
| for network in neutron_networks: |
| for template in NetworkTemplate.objects.all(): |
| if template.shared_network_name == network["name"]: |
| templates_by_id[network["id"]] = template |
| |
| for port in ports_by_id.values(): |
| #logger.info("port %s" % str(port)) |
| if port["id"] in networkSlivers_by_port: |
| # we already have it |
| #logger.info("already accounted for port %s" % port["id"]) |
| continue |
| |
| if port["device_owner"] != "compute:nova": |
| # we only want the ports that connect to instances |
| #logger.info("port %s is not a compute port, it is a %s" % (port["id"], port["device_owner"])) |
| continue |
| |
| sliver = slivers_by_instance_uuid.get(port['device_id'], None) |
| if not sliver: |
| logger.info("no sliver for port %s device_id %s" % (port["id"], port['device_id'])) |
| continue |
| |
| network = networks_by_id.get(port['network_id'], None) |
| if not network: |
| # maybe it's public-nat or public-dedicated. Search the templates for |
| # the id, then see if the sliver's slice has some network that uses |
| # that template |
| template = templates_by_id.get(port['network_id'], None) |
| if template and sliver.slice: |
| for candidate_network in sliver.slice.networks.all(): |
| if candidate_network.template == template: |
| network=candidate_network |
| if not network: |
| logger.info("no network for port %s network %s" % (port["id"], port["network_id"])) |
| |
| # we know it's associated with a sliver, but we don't know |
| # which network it is part of. |
| |
| continue |
| |
| if network.template.shared_network_name: |
| # If it's a shared network template, then more than one network |
| # object maps to the quantum network. We have to do a whole bunch |
| # of extra work to find the right one. |
| networks = network.template.network_set.all() |
| network = None |
| for candidate_network in networks: |
| if (candidate_network.owner == sliver.slice): |
| print "found network", candidate_network |
| network = candidate_network |
| |
| if not network: |
| logger.info("failed to find the correct network for a shared template for port %s network %s" % (port["id"], port["network_id"])) |
| continue |
| |
| if not port["fixed_ips"]: |
| logger.info("port %s has no fixed_ips" % port["id"]) |
| continue |
| |
| ip=port["fixed_ips"][0]["ip_address"] |
| logger.info("creating NetworkSliver (%s, %s, %s, %s)" % (str(network), str(sliver), ip, str(port["id"]))) |
| |
| ns = NetworkSliver(network=network, |
| sliver=sliver, |
| ip=ip, |
| port_id=port["id"]) |
| |
| try: |
| ns.save() |
| except: |
| logger.log_exc("failed to save networksliver %s" % str(ns)) |
| continue |
| |
| # For networkSlivers that were created by the user, find that ones |
| # that don't have neutron ports, and create them. |
| for networkSliver in NetworkSliver.objects.filter(port_id__isnull=True, sliver__isnull=False): |
| #logger.info("working on networksliver %s" % networkSliver) |
| controller = sliver.node.site_deployment.controller |
| if controller: |
| cn=networkSliver.network.controllernetworks.filter(controller=controller) |
| if not cn: |
| logger.log_exc("no controllernetwork for %s" % networkSliver) |
| continue |
| cn=cn[0] |
| try: |
| driver = self.driver.admin_driver(controller = controller,tenant='admin') |
| #networkSliver.port = driver.shell.quantum.create_port(network_id = cn.net_id) |
| port = driver.shell.quantum.create_port({"port": {"network_id": cn.net_id}})["port"] |
| networkSliver.port_id = port["id"] |
| if port["fixed_ips"]: |
| networkSliver.ip = port["fixed_ips"][0]["ip_address"] |
| except: |
| logger.log_exc("failed to create neutron port for %s" % networkSliver) |
| continue |
| networkSliver.save() |
| |
| # Now, handle port forwarding |
| # We get the list of NetworkSlivers again, since we might have just |
| # added a few. Then, for each one of them we find it's quantum port and |
| # make sure quantum's nat:forward_ports argument is the same. |
| |
| for networkSliver in NetworkSliver.objects.all(): |
| try: |
| nat_list = networkSliver.network.nat_list |
| except (TypeError, ValueError), e: |
| logger.info("Failed to decode nat_list: %s" % str(e)) |
| continue |
| |
| if not networkSliver.port_id: |
| continue |
| |
| neutron_port = ports_by_id.get(networkSliver.port_id, None) |
| if not neutron_port: |
| continue |
| |
| neutron_nat_list = neutron_port.get("nat:forward_ports", None) |
| if not neutron_nat_list: |
| # make sure that None and the empty set are treated identically |
| neutron_nat_list = [] |
| |
| if (neutron_nat_list != nat_list): |
| logger.info("Setting nat:forward_ports for port %s network %s sliver %s to %s" % (str(networkSliver.port_id), str(networkSliver.network.id), str(networkSliver.sliver), str(nat_list))) |
| try: |
| driver = self.driver.admin_driver(controller=networkSliver.sliver.node.site_deployment.controller,tenant='admin') |
| driver.shell.quantum.update_port(networkSliver.port_id, {"port": {"nat:forward_ports": nat_list}}) |
| except: |
| logger.log_exc("failed to update port with nat_list %s" % str(nat_list)) |
| continue |
| else: |
| #logger.info("port %s network %s sliver %s nat %s is already set" % (str(networkSliver.port_id), str(networkSliver.network.id), str(networkSliver.sliver), str(nat_list))) |
| pass |
| |
| def delete_record(self, network_sliver): |
| # Nothing to do, this is an OpenCloud object |
| pass |
| |