Example #1
0
def get_context():
    """
    Create the context to be used for nghttpx, other than the one provided
    by the configs.
    """
    context = {}
    context['backends'] = []
    for service in ServiceRegistry.list_services():
        (ip_address, port) = ServiceRegistry.get_service_address(service)
        backend = {'service': service, 'ip': ip_address, 'port': port}
        context['backends'].append(backend)

    # We get the gateway cert after bootstrapping, but we do want nghttpx
    # to run before that for communication locally. Update the flag for
    # jinja to act upon.
    gateway_cert = get_service_config_value('control_proxy', 'gateway_cert',
                                            None)
    if gateway_cert and os.path.exists(gateway_cert):
        context['use_gateway_cert'] = True
    else:
        context['use_gateway_cert'] = False

    context['dev_mode'] = is_dev_mode()

    context['allow_http_proxy'] = get_service_config_value(
        'control_proxy', 'allow_http_proxy', False)
    context['http_proxy'] = os.getenv('http_proxy', '')
    return context
Example #2
0
    def load(self):
        """
        Instantiates and schedules the Ryu app eventlets in the service
        eventloop.
        """

        # Some setups might not use REDIS
        if (self._magma_service.config['redis_enabled']):
            # Wait for redis as multiple controllers rely on it
            while not redisAvailable(self.rule_id_mapper.redis_cli):
                logging.warning("Pipelined waiting for redis...")
                time.sleep(1)
        else:
            self.rule_id_mapper._rule_nums_by_rule = {}
            self.rule_id_mapper._rules_by_rule_num = {}
            self.session_rule_version_mapper._version_by_imsi_and_rule = {}
            self.interface_to_prefix_mapper._prefix_by_interface = {}
            self.tunnel_id_mapper._tunnel_map = {}

        manager = AppManager.get_instance()
        manager.load_apps([app.module for app in self._apps])
        contexts = manager.create_contexts()
        contexts['rule_id_mapper'] = self.rule_id_mapper
        contexts[
            'session_rule_version_mapper'] = self.session_rule_version_mapper
        contexts['interface_to_prefix_mapper'] = self.interface_to_prefix_mapper
        contexts['tunnel_id_mapper'] = self.tunnel_id_mapper
        contexts['app_futures'] = {app.name: Future() for app in self._apps}
        contexts['internal_ip_allocator'] = \
            InternalIPAllocator(self._magma_service.config)
        contexts['config'] = self._magma_service.config
        contexts['mconfig'] = self._magma_service.mconfig
        contexts['loop'] = self._magma_service.loop
        contexts['service_manager'] = self

        sessiond_chan = ServiceRegistry.get_rpc_channel(
            'sessiond', ServiceRegistry.LOCAL)
        mobilityd_chan = ServiceRegistry.get_rpc_channel(
            'mobilityd', ServiceRegistry.LOCAL)
        contexts['rpc_stubs'] = {
            'mobilityd': MobilityServiceStub(mobilityd_chan),
            'sessiond': LocalSessionManagerStub(sessiond_chan),
        }

        # Instantiate and schedule apps
        for app in manager.instantiate_apps(**contexts):
            # Wrap the eventlet in asyncio so it will stop when the loop is
            # stopped
            future = aioeventlet.wrap_greenthread(app,
                                                  self._magma_service.loop)

            # Schedule the eventlet for evaluation in service loop
            asyncio.ensure_future(future)

        # In development mode, run server so that
        if environment.is_dev_mode():
            server_thread = of_rest_server.start(manager)
            future = aioeventlet.wrap_greenthread(server_thread,
                                                  self._magma_service.loop)
            asyncio.ensure_future(future)
Example #3
0
def main():
    """
    Loads the Ryu apps we want to run from the config file.
    This should exit on keyboard interrupt.
    """

    # Run asyncio loop in a greenthread so we can evaluate other eventlets
    # TODO: Remove once Ryu migrates to asyncio
    asyncio.set_event_loop_policy(aioeventlet.EventLoopPolicy())

    service = MagmaService('pipelined')
    service_config = service.config

    if environment.is_dev_mode():
        of_rest_server.configure(service_config)

    # Set Ryu config params
    cfg.CONF.ofp_listen_host = "127.0.0.1"

    # Load the ryu apps
    service_manager = ServiceManager(service)
    service_manager.load()

    def callback(returncode):
        if returncode != 0:
            logging.error(
                "Failed to set MASQUERADE: %d", returncode
            )

    if service.mconfig.nat_enabled:
        call_process('iptables -t nat -A POSTROUTING -o %s -j MASQUERADE'
                     % service.config['nat_iface'],
                     callback,
                     service.loop
                     )

    service.loop.create_task(monitor_ifaces(
        service.config['monitored_ifaces'],
        service.loop),
    )

    manager = AppManager.get_instance()
    # Add pipelined rpc servicer
    pipelined_srv = PipelinedRpcServicer(
        service.loop,
        manager.applications.get('MeterStatsController', None),
        manager.applications.get('EnforcementController', None),
        manager.applications.get('EnforcementStatsController', None),
        manager.applications.get('DPIController', None),
        service_manager)
    pipelined_srv.add_to_server(service.rpc_server)

    # Run the service loop
    service.run()

    # Cleanup the service
    service.close()
Example #4
0
def create_fake_user(args):
    output('Creating fake_user...')
    # Create the OVS port and interface
    run('sudo ovs-vsctl add-port gtp_br0 fake_user -- '
        'set interface fake_user type=internal', ignore_errors=True)
    run('sudo ifconfig fake_user up %s netmask 255.255.255.0' % args.iface_ip)

    if environment.is_dev_mode():
        # Make sure we can NAT to the internet
        run('sudo iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE')

    # Create table 0 flows to set the metadata, and to replace with iface_ip
    metadata = encode_imsi(args.imsi)
    add_flow(0, 'ip,ip_src=%s' % args.iface_ip,
             'set_field:%s->metadata,resubmit(,1)' % (metadata))
    iface_mac = mac_from_iface('fake_user')
    add_flow(0, 'ip,ip_dst=%s' % args.user_ip,
             'set_field:%s->metadata,set_field:%s->ip_dst,'
             'set_field:%s->eth_dst,resubmit(,1)' %
             (metadata, args.iface_ip, iface_mac))

    # Create a table 1 flow to set 0x1 as direction bit for pkts from fake_user
    add_flow(1, 'in_port=fake_user', 'set_field:0x1->reg1,resubmit(,2)')

    # Create a table 2 flow to respond to ARP requests from the fake_user
    # This doesn't happen with GTP, since the UEs by default send it to the
    # tunnel. Here we manually set the next hop as gtp_br0.
    gateway_mac = mac_from_iface('gtp_br0')
    add_flow(2, 'arp,reg1=0x1',
             'move:NXM_OF_ETH_SRC[]->NXM_OF_ETH_DST[],mod_dl_src:%s,'
             'load:0x2->NXM_OF_ARP_OP[],'
             'load:0x3243f1395144->NXM_NX_ARP_SHA[],'
             'move:NXM_NX_ARP_SHA[]->NXM_NX_ARP_THA[],'
             'move:NXM_OF_ARP_TPA[]->NXM_NX_REG0[],'
             'move:NXM_OF_ARP_SPA[]->NXM_OF_ARP_TPA[],'
             'move:NXM_NX_REG0[]->NXM_OF_ARP_SPA[],IN_PORT' % gateway_mac)

    # Create a table 20 flow to output the pkts to face_user after swapping
    # back the destination ip.
    add_flow(20, 'ip,ip_src=%s' % args.iface_ip,
             'set_field:%s->ip_src,output:LOCAL' % (args.user_ip))
    add_flow(20, 'ip,ip_dst=%s' % args.iface_ip, 'output:fake_user')

    # Create session with PCEF if needed
    if args.pcef:
        pcef_create_session(args)

    output('fake_user interface created successfully!!\n', 'green')
    output(sample_commands(), 'green')
Example #5
0
    def load(self):
        """
        Instantiates and schedules the Ryu app eventlets in the service
        eventloop.
        """
        manager = AppManager.get_instance()
        manager.load_apps([app.module for app in self._apps])
        contexts = manager.create_contexts()
        contexts['rule_id_mapper'] = RuleIDToNumMapper()
        contexts[
            'session_rule_version_mapper'] = self.session_rule_version_mapper
        contexts['app_futures'] = {app.name: Future() for app in self._apps}
        contexts['config'] = self._magma_service.config
        contexts['mconfig'] = self._magma_service.mconfig
        contexts['loop'] = self._magma_service.loop
        contexts['service_manager'] = self

        records_chan = ServiceRegistry.get_rpc_channel('meteringd_records',
                                                       ServiceRegistry.CLOUD)
        sessiond_chan = ServiceRegistry.get_rpc_channel(
            'sessiond', ServiceRegistry.LOCAL)
        mobilityd_chan = ServiceRegistry.get_rpc_channel(
            'mobilityd', ServiceRegistry.LOCAL)
        contexts['rpc_stubs'] = {
            'metering_cloud': MeteringdRecordsControllerStub(records_chan),
            'mobilityd': MobilityServiceStub(mobilityd_chan),
            'sessiond': LocalSessionManagerStub(sessiond_chan),
        }

        # Instantiate and schedule apps
        for app in manager.instantiate_apps(**contexts):
            # Wrap the eventlet in asyncio so it will stop when the loop is
            # stopped
            future = aioeventlet.wrap_greenthread(app,
                                                  self._magma_service.loop)

            # Schedule the eventlet for evaluation in service loop
            asyncio.ensure_future(future)

        # In development mode, run server so that
        if environment.is_dev_mode():
            server_thread = of_rest_server.start(manager)
            future = aioeventlet.wrap_greenthread(server_thread,
                                                  self._magma_service.loop)
            asyncio.ensure_future(future)
Example #6
0
def main():
    """
    Loads the Ryu apps we want to run from the config file.
    This should exit on keyboard interrupt.
    """

    # Run asyncio loop in a greenthread so we can evaluate other eventlets
    # TODO: Remove once Ryu migrates to asyncio
    asyncio.set_event_loop_policy(aioeventlet.EventLoopPolicy())

    service = MagmaService('pipelined', mconfigs_pb2.PipelineD())

    # Optionally pipe errors to Sentry
    sentry_init(service_name=service.name)

    service_config = service.config

    if environment.is_dev_mode():
        of_rest_server.configure(service_config)

    # Set Ryu config params
    cfg.CONF.ofp_listen_host = "127.0.0.1"

    # override mconfig using local config.
    # TODO: move config compilation to separate module.
    enable_nat = service.config.get('enable_nat', service.mconfig.nat_enabled)
    service.config['enable_nat'] = enable_nat
    logging.info("Nat: %s", enable_nat)
    vlan_tag = service.config.get(
        'sgi_management_iface_vlan',
        service.mconfig.sgi_management_iface_vlan,
    )
    service.config['sgi_management_iface_vlan'] = vlan_tag

    sgi_ip = service.config.get(
        'sgi_management_iface_ip_addr',
        service.mconfig.sgi_management_iface_ip_addr,
    )
    service.config['sgi_management_iface_ip_addr'] = sgi_ip

    sgi_gateway_ip = service.config.get(
        'sgi_management_iface_gw',
        service.mconfig.sgi_management_iface_gw,
    )
    service.config['sgi_management_iface_gw'] = sgi_gateway_ip

    # Keep router mode off for smooth upgrade path
    service.config['dp_router_enabled'] = service.config.get(
        'dp_router_enabled',
        False,
    )
    if 'virtual_mac' not in service.config:
        if service.config['dp_router_enabled']:
            up_bridge_name = service.config.get(
                'uplink_bridge', UPLINK_OVS_BRIDGE_NAME,
            )
            mac_addr = get_if_hwaddr(up_bridge_name)
        else:
            mac_addr = get_if_hwaddr(service.config.get('bridge_name'))

        service.config['virtual_mac'] = mac_addr

    # this is not read from yml file.
    service.config['uplink_port'] = OFPP_LOCAL
    uplink_port_name = service.config.get('ovs_uplink_port_name', None)
    if enable_nat is False and uplink_port_name is not None:
        service.config['uplink_port'] = BridgeTools.get_ofport(
            uplink_port_name,
        )

    # header enrichment related configuration.
    service.config['proxy_port_name'] = PROXY_PORT_NAME
    he_enabled_flag = False
    if service.mconfig.he_config:
        he_enabled_flag = service.mconfig.he_config.enable_header_enrichment
    he_enabled = service.config.get('he_enabled', he_enabled_flag)
    service.config['he_enabled'] = he_enabled

    # monitoring related configuration
    mtr_interface = service.config.get('mtr_interface', None)
    if mtr_interface:
        mtr_ip = get_ip_from_if(mtr_interface)
        service.config['mtr_ip'] = mtr_ip

    # Load the ryu apps
    service_manager = ServiceManager(service)
    service_manager.load()

    def callback(returncode):
        if returncode != 0:
            logging.error(
                "Failed to set MASQUERADE: %d", returncode,
            )

    # TODO fix this hack for XWF
    if enable_nat is True or service.config.get('setup_type') == 'XWF':
        call_process(
            'iptables -t nat -A POSTROUTING -o %s -j MASQUERADE'
            % service.config['nat_iface'],
            callback,
            service.loop,
        )

    service.loop.create_task(
        monitor_ifaces(
            service.config['monitored_ifaces'],
        ),
    )

    manager = AppManager.get_instance()
    # Add pipelined rpc servicer
    pipelined_srv = PipelinedRpcServicer(
        service.loop,
        manager.applications.get('GYController', None),
        manager.applications.get('EnforcementController', None),
        manager.applications.get('EnforcementStatsController', None),
        manager.applications.get('DPIController', None),
        manager.applications.get('UEMacAddressController', None),
        manager.applications.get('CheckQuotaController', None),
        manager.applications.get('IPFIXController', None),
        manager.applications.get('VlanLearnController', None),
        manager.applications.get('TunnelLearnController', None),
        manager.applications.get('Classifier', None),
        manager.applications.get('InOutController', None),
        manager.applications.get('NGServiceController', None),
        service.config,
        service_manager,
    )
    pipelined_srv.add_to_server(service.rpc_server)

    if service.config['setup_type'] == 'CWF':
        bridge_ip = service.config['bridge_ip_address']
        has_quota_port = service.config['has_quota_port']
        no_quota_port = service.config['no_quota_port']

        def on_exit_server_thread():
            service.StopService(None, None)

        # For CWF start quota check servers
        start_check_quota_server(
            run_flask, bridge_ip, has_quota_port, True,
            on_exit_server_thread,
        )
        start_check_quota_server(
            run_flask, bridge_ip, no_quota_port, False,
            on_exit_server_thread,
        )

    if service.config['setup_type'] == 'LTE':
        polling_interval = service.config.get(
            'ovs_gtp_stats_polling_interval',
            MIN_OVSDB_DUMP_POLLING_INTERVAL,
        )
        collector = GTPStatsCollector(
            polling_interval,
            service.loop,
        )
        collector.start()

    # Run the service loop
    service.run()

    # Cleanup the service
    service.close()
Example #7
0
def main():
    """
    Loads the Ryu apps we want to run from the config file.
    This should exit on keyboard interrupt.
    """

    # Run asyncio loop in a greenthread so we can evaluate other eventlets
    # TODO: Remove once Ryu migrates to asyncio
    asyncio.set_event_loop_policy(aioeventlet.EventLoopPolicy())

    service = MagmaService('pipelined', mconfigs_pb2.PipelineD())
    service_config = service.config

    if environment.is_dev_mode():
        of_rest_server.configure(service_config)

    # Set Ryu config params
    cfg.CONF.ofp_listen_host = "127.0.0.1"

    # Load the ryu apps
    service_manager = ServiceManager(service)
    service_manager.load()

    def callback(returncode):
        if returncode != 0:
            logging.error(
                "Failed to set MASQUERADE: %d", returncode
            )

    if service.mconfig.nat_enabled:
        call_process('iptables -t nat -A POSTROUTING -o %s -j MASQUERADE'
                     % service.config['nat_iface'],
                     callback,
                     service.loop
                     )

    service.loop.create_task(monitor_ifaces(
        service.config['monitored_ifaces'],
        service.loop),
    )

    manager = AppManager.get_instance()
    # Add pipelined rpc servicer
    pipelined_srv = PipelinedRpcServicer(
        service.loop,
        manager.applications.get('MeterStatsController', None),
        manager.applications.get('EnforcementController', None),
        manager.applications.get('EnforcementStatsController', None),
        manager.applications.get('DPIController', None),
        manager.applications.get('UEMacAddressController', None),
        manager.applications.get('CheckQuotaController', None),
        service_manager)
    pipelined_srv.add_to_server(service.rpc_server)

    if service.config['setup_type'] == 'CWF':
        bridge_ip = service.config['bridge_ip_address']
        has_quota_port = service.config['has_quota_port']
        no_quota_port = service.config['no_quota_port']

        def on_exit_server_thread():
            service.StopService(None, None)

        # For CWF start quota check servers
        start_check_quota_server(run_flask, bridge_ip, has_quota_port, True,
                                 on_exit_server_thread)
        start_check_quota_server(run_flask, bridge_ip, no_quota_port, False,
                                 on_exit_server_thread)

    # Run the service loop
    service.run()

    # Cleanup the service
    service.close()
Example #8
0
def main():
    """
    Loads the Ryu apps we want to run from the config file.
    This should exit on keyboard interrupt.
    """

    # Run asyncio loop in a greenthread so we can evaluate other eventlets
    # TODO: Remove once Ryu migrates to asyncio
    asyncio.set_event_loop_policy(aioeventlet.EventLoopPolicy())

    service = MagmaService('pipelined', mconfigs_pb2.PipelineD())
    service_config = service.config

    if environment.is_dev_mode():
        of_rest_server.configure(service_config)

    # Set Ryu config params
    cfg.CONF.ofp_listen_host = "127.0.0.1"

    # override mconfig using local config.
    # TODO: move config compilation to separate module.
    enable_nat = service.config.get('enable_nat', service.mconfig.nat_enabled)
    service.config['enable_nat'] = enable_nat
    logging.info("Nat: %s", enable_nat)
    vlan_tag = service.config.get('sgi_management_iface_vlan',
                                  service.mconfig.sgi_management_iface_vlan)
    service.config['sgi_management_iface_vlan'] = vlan_tag

    sgi_ip = service.config.get('sgi_management_iface_ip_addr',
                                service.mconfig.sgi_management_iface_ip_addr)
    service.config['sgi_management_iface_ip_addr'] = sgi_ip

    if 'virtual_mac' not in service.config:
        service.config['virtual_mac'] = get_if_hwaddr(
            service.config.get('bridge_name'))

    # Load the ryu apps
    service_manager = ServiceManager(service)
    service_manager.load()

    def callback(returncode):
        if returncode != 0:
            logging.error("Failed to set MASQUERADE: %d", returncode)

    # TODO fix this hack for XWF
    if enable_nat is True or service.config.get('setup_type') == 'XWF':
        call_process(
            'iptables -t nat -A POSTROUTING -o %s -j MASQUERADE' %
            service.config['nat_iface'], callback, service.loop)

    service.loop.create_task(
        monitor_ifaces(service.config['monitored_ifaces'], service.loop), )

    manager = AppManager.get_instance()
    # Add pipelined rpc servicer
    pipelined_srv = PipelinedRpcServicer(
        service.loop, manager.applications.get('GYController', None),
        manager.applications.get('EnforcementController', None),
        manager.applications.get('EnforcementStatsController', None),
        manager.applications.get('DPIController', None),
        manager.applications.get('UEMacAddressController', None),
        manager.applications.get('CheckQuotaController', None),
        manager.applications.get('IPFIXController', None),
        manager.applications.get('VlanLearnController', None),
        manager.applications.get('TunnelLearnController', None),
        service_manager)
    pipelined_srv.add_to_server(service.rpc_server)

    if service.config['setup_type'] == 'CWF':
        bridge_ip = service.config['bridge_ip_address']
        has_quota_port = service.config['has_quota_port']
        no_quota_port = service.config['no_quota_port']

        def on_exit_server_thread():
            service.StopService(None, None)

        # For CWF start quota check servers
        start_check_quota_server(run_flask, bridge_ip, has_quota_port, True,
                                 on_exit_server_thread)
        start_check_quota_server(run_flask, bridge_ip, no_quota_port, False,
                                 on_exit_server_thread)

    if service.config['setup_type'] == 'LTE':
        polling_interval = service.config.get('ovs_gtp_stats_polling_interval',
                                              MIN_OVSDB_DUMP_POLLING_INTERVAL)
        collector = GTPStatsCollector(polling_interval, service.loop)
        collector.start()

    # Run the service loop
    service.run()

    # Cleanup the service
    service.close()
Example #9
0
def main():
    """
    Loads the Ryu apps we want to run from the config file.
    This should exit on keyboard interrupt.
    """

    # Run asyncio loop in a greenthread so we can evaluate other eventlets
    # TODO: Remove once Ryu migrates to asyncio
    asyncio.set_event_loop_policy(aioeventlet.EventLoopPolicy())

    service = MagmaService('pipelined', mconfigs_pb2.PipelineD())

    # Optionally pipe errors to Sentry
    sentry_init(service_name=service.name, sentry_mconfig=service.shared_mconfig.sentry_config)

    service_config = service.config

    if environment.is_dev_mode():
        of_rest_server.configure(service_config)

    # Set Ryu config params
    cfg.CONF.ofp_listen_host = "127.0.0.1"

    # override mconfig using local config.
    # TODO: move config compilation to separate module.
    enable_nat = service.config.get('enable_nat', service.mconfig.nat_enabled)
    service.config['enable_nat'] = enable_nat
    logging.info("Nat: %s", enable_nat)
    enable5g_features = service.config.get(
        'enable5g_features',
        service.mconfig.enable5g_features,
    )
    service.config['enable5g_features'] = enable5g_features
    logging.info("enable5g_features: %s", enable5g_features)
    vlan_tag = service.config.get(
        'sgi_management_iface_vlan',
        service.mconfig.sgi_management_iface_vlan,
    )
    service.config['sgi_management_iface_vlan'] = vlan_tag

    sgi_ip = service.config.get(
        'sgi_management_iface_ip_addr',
        service.mconfig.sgi_management_iface_ip_addr,
    )
    service.config['sgi_management_iface_ip_addr'] = sgi_ip

    sgi_gateway_ip = service.config.get(
        'sgi_management_iface_gw',
        service.mconfig.sgi_management_iface_gw,
    )
    service.config['sgi_management_iface_gw'] = sgi_gateway_ip

    # SGi IPv6 address conf
    sgi_ipv6 = service.config.get(
        'sgi_management_iface_ipv6_addr',
        service.mconfig.sgi_management_iface_ipv6_addr,
    )
    service.config['sgi_management_iface_ipv6_addr'] = sgi_ipv6

    sgi_gateway_ipv6 = service.config.get(
        'sgi_management_iface_ipv6_gw',
        service.mconfig.sgi_management_iface_ipv6_gw,
    )
    service.config['sgi_management_iface_ipv6_gw'] = sgi_gateway_ipv6

    # Keep router mode off for smooth upgrade path
    service.config['dp_router_enabled'] = service.config.get(
        'dp_router_enabled',
        False,
    )
    if 'virtual_mac' not in service.config:
        if service.config['dp_router_enabled']:
            up_iface_name = service.config.get('nat_iface', None)
            mac_addr = get_if_hwaddr(up_iface_name)
        else:
            mac_addr = get_if_hwaddr(service.config.get('bridge_name'))

        service.config['virtual_mac'] = mac_addr

    # this is not read from yml file.
    service.config['uplink_port'] = OFPP_LOCAL
    uplink_port_name = service.config.get('ovs_uplink_port_name', None)
    if enable_nat is False and uplink_port_name is not None:
        service.config['uplink_port'] = BridgeTools.get_ofport(
            uplink_port_name,
        )

    # header enrichment related configuration.
    service.config['proxy_port_name'] = PROXY_PORT_NAME
    he_enabled_flag = False
    if service.mconfig.he_config:
        he_enabled_flag = service.mconfig.he_config.enable_header_enrichment
        if he_enabled_flag:
            bridge = service.config.get('bridge_name')
            BridgeTools.add_ovs_port(bridge, PROXY_PORT_NAME, PROXY_OF_PORT)

    he_enabled = service.config.get('he_enabled', he_enabled_flag)
    service.config['he_enabled'] = he_enabled

    # tune datapath according to config
    configure_tso(service.config)
    setup_sgi_tunnel(service.config, service.loop)
    tune_datapath(service.config)
    setup_masquerade_rule(service.config, service.loop)

    # monitoring related configuration
    mtr_interface = service.config.get('mtr_interface', None)
    if mtr_interface:
        try:
            service.config['mtr_ip'] = get_ip_from_if(mtr_interface)
        except ValueError:
            logging.warning("Unable to set up mtr interface", exc_info=True)

    # Load the ryu apps
    service_manager = ServiceManager(service)
    service_manager.load()

    service.loop.create_task(
        monitor_ifaces(
            service.config['monitored_ifaces'],
        ),
    )

    manager = AppManager.get_instance()
    # Add pipelined rpc servicer
    pipelined_srv = PipelinedRpcServicer(
        service.loop,
        manager.applications.get('GYController', None),
        manager.applications.get('EnforcementController', None),
        manager.applications.get('EnforcementStatsController', None),
        manager.applications.get('DPIController', None),
        manager.applications.get('UEMacAddressController', None),
        manager.applications.get('CheckQuotaController', None),
        manager.applications.get('IPFIXController', None),
        manager.applications.get('VlanLearnController', None),
        manager.applications.get('TunnelLearnController', None),
        manager.applications.get('Classifier', None),
        manager.applications.get('InOutController', None),
        manager.applications.get('NGServiceController', None),
        service.config,
        service_manager,
    )
    pipelined_srv.add_to_server(service.rpc_server)

    if service.config['setup_type'] == 'CWF':
        bridge_ip = service.config['bridge_ip_address']
        has_quota_port = service.config['has_quota_port']
        no_quota_port = service.config['no_quota_port']

        def on_exit_server_thread():
            service.StopService(None, None)

        # For CWF start quota check servers
        start_check_quota_server(
            run_flask, bridge_ip, has_quota_port, True,
            on_exit_server_thread,
        )
        start_check_quota_server(
            run_flask, bridge_ip, no_quota_port, False,
            on_exit_server_thread,
        )

    if service.config['setup_type'] == 'LTE':
        polling_interval = service.config.get(
            'ovs_gtp_stats_polling_interval',
            MIN_OVSDB_DUMP_POLLING_INTERVAL,
        )
        collector = GTPStatsCollector(
            polling_interval,
            service.loop,
        )
        collector.start()

    # Run the service loop
    service.run()

    # Cleanup the service
    service.close()