def __init__(self, dm_logger=None, args=None):
        self._args = args
        PushConfigState.set_repush_interval(int(self._args.repush_interval))
        PushConfigState.set_repush_max_interval(int(self._args.repush_max_interval))
        PushConfigState.set_push_delay_per_kb(float(self._args.push_delay_per_kb))
        PushConfigState.set_push_delay_max(int(self._args.push_delay_max))
        PushConfigState.set_push_delay_enable(bool(self._args.push_delay_enable))

        self._chksum = "";
        if self._args.collectors:
            self._chksum = hashlib.md5(''.join(self._args.collectors)).hexdigest()

        # Initialize logger
        self.logger = dm_logger or DeviceManagerLogger(args)

        # Register Plugins
        try:
            DeviceConf.register_plugins()
        except DeviceConf.PluginsRegistrationFailed as e:
            self.logger.error("Exception: " + str(e))
        except Exception as e:
            tb = traceback.format_exc()
            self.logger.error("Internal error while registering plugins: " + str(e) + tb)

        # Retry till API server is up
        connected = False
        self.connection_state_update(ConnectionStatus.INIT)
        while not connected:
            try:
                self._vnc_lib = VncApi(
                    args.admin_user, args.admin_password,
                    args.admin_tenant_name, args.api_server_ip,
                    args.api_server_port,
                    api_server_use_ssl=args.api_server_use_ssl)
                connected = True
                self.connection_state_update(ConnectionStatus.UP)
            except requests.exceptions.ConnectionError as e:
                # Update connection info
                self.connection_state_update(ConnectionStatus.DOWN, str(e))
                time.sleep(3)
            except ResourceExhaustionError:  # haproxy throws 503
                time.sleep(3)

        """ @sighup
        Handle of SIGHUP for collector list config change
        """
        gevent.signal(signal.SIGHUP, self.sighup_handler)

        # Initialize amqp
        self._vnc_amqp = DMAmqpHandle(self.logger, self.REACTION_MAP,
                                      self._args)
        self._vnc_amqp.establish()

        # Initialize cassandra
        self._object_db = DMCassandraDB.get_instance(self, _zookeeper_client)
        DBBaseDM.init(self, self.logger, self._object_db)
        DBBaseDM._sandesh = self.logger._sandesh

        for obj in GlobalSystemConfigDM.list_obj():
            GlobalSystemConfigDM.locate(obj['uuid'], obj)

        for obj in GlobalVRouterConfigDM.list_obj():
            GlobalVRouterConfigDM.locate(obj['uuid'], obj)

        for obj in VirtualNetworkDM.list_obj():
            VirtualNetworkDM.locate(obj['uuid'], obj)

        for obj in RoutingInstanceDM.list_obj():
            RoutingInstanceDM.locate(obj['uuid'], obj)

        for obj in BgpRouterDM.list_obj():
            BgpRouterDM.locate(obj['uuid'], obj)

        pr_obj_list = PhysicalRouterDM.list_obj()
        for obj in pr_obj_list:
            PhysicalRouterDM.locate(obj['uuid'],obj)

        pr_uuid_set = set([pr_obj['uuid'] for pr_obj in pr_obj_list])
        self._object_db.handle_pr_deletes(pr_uuid_set)

        for obj in PortTupleDM.list_obj():
            PortTupleDM.locate(obj['uuid'],obj)

        for obj in PhysicalInterfaceDM.list_obj():
            PhysicalInterfaceDM.locate(obj['uuid'],obj)

        for obj in LogicalInterfaceDM.list_obj():
            LogicalInterfaceDM.locate(obj['uuid'],obj)

        for obj in VirtualMachineInterfaceDM.list_obj():
            VirtualMachineInterfaceDM.locate(obj['uuid'],obj)

        for obj in pr_obj_list:
            pr = PhysicalRouterDM.locate(obj['uuid'], obj)
            li_set = pr.logical_interfaces
            vmi_set = set()
            for pi_id in pr.physical_interfaces:
                pi = PhysicalInterfaceDM.locate(pi_id)
                if pi:
                    li_set |= pi.logical_interfaces
                    vmi_set |= pi.virtual_machine_interfaces
            for li_id in li_set:
                li = LogicalInterfaceDM.locate(li_id)
                if li and li.virtual_machine_interface:
                    vmi_set |= set([li.virtual_machine_interface])
            for vmi_id in vmi_set:
                vmi = VirtualMachineInterfaceDM.locate(vmi_id)

        si_obj_list = ServiceInstanceDM.list_obj()
        si_uuid_set = set([si_obj['uuid'] for si_obj in si_obj_list])
        self._object_db.handle_pnf_resource_deletes(si_uuid_set)

        for obj in si_obj_list:
            ServiceInstanceDM.locate(obj['uuid'], obj)

        for obj in InstanceIpDM.list_obj():
            InstanceIpDM.locate(obj['uuid'], obj)

        for obj in FloatingIpDM.list_obj():
            FloatingIpDM.locate(obj['uuid'], obj)

        for vn in VirtualNetworkDM.values():
            vn.update_instance_ip_map()

        for pr in PhysicalRouterDM.values():
            pr.set_config_state()

        DeviceManager._device_manager = self
        self._vnc_amqp._db_resync_done.set()
        try:
            gevent.joinall(self._vnc_amqp._vnc_kombu.greenlets())
        except KeyboardInterrupt:
            DeviceManager.destroy_instance()
            raise
    def __init__(self, dm_logger=None, args=None, object_db=None,
                 amqp_client=None):
        DeviceManager._instance = self
        self._args = args
        self._amqp_client = amqp_client
        self._object_db = object_db

        PushConfigState.set_push_mode(int(self._args.push_mode))
        PushConfigState.set_repush_interval(int(self._args.repush_interval))
        PushConfigState.set_repush_max_interval(
            int(self._args.repush_max_interval))
        PushConfigState.set_push_delay_per_kb(
            float(self._args.push_delay_per_kb))
        PushConfigState.set_push_delay_max(int(self._args.push_delay_max))
        PushConfigState.set_push_delay_enable(
            bool(self._args.push_delay_enable))

        self._chksum = ""
        if self._args.collectors:
            self._chksum = hashlib.md5(
                ''.join(self._args.collectors)).hexdigest()

        # Initialize logger
        self.logger = dm_logger or DeviceManagerLogger(args)

        # Register Plugins
        try:
            DeviceConf.register_plugins()
        except DeviceConf.PluginsRegistrationFailed as e:
            self.logger.error("Exception: " + str(e))
        except Exception as e:
            tb = traceback.format_exc()
            self.logger.error(
                "Internal error while registering plugins: " + str(e) + tb)

        # Register Ansible Plugins
        try:
            AnsibleBase.register_plugins()
        except AnsibleBase.PluginsRegistrationFailed as e:
            self.logger.error("Exception: " + str(e))
        except Exception as e:
            tb = traceback.format_exc()
            self.logger.error(
                "Internal error while registering ansible plugins: " +
                str(e) + tb)

        # Retry till API server is up
        connected = False
        self.connection_state_update(ConnectionStatus.INIT)
        api_server_list = args.api_server_ip.split(',')
        while not connected:
            try:
                self._vnc_lib = VncApi(
                    args.admin_user, args.admin_password,
                    args.admin_tenant_name, api_server_list,
                    args.api_server_port,
                    api_server_use_ssl=args.api_server_use_ssl)
                connected = True
                self.connection_state_update(ConnectionStatus.UP)
            except requests.exceptions.ConnectionError as e:
                # Update connection info
                self.connection_state_update(ConnectionStatus.DOWN, str(e))
                time.sleep(3)
            except ResourceExhaustionError:  # haproxy throws 503
                time.sleep(3)

        # Initialize amqp
        self._vnc_amqp = DMAmqpHandle(self.logger, self.REACTION_MAP,
                                      self._args)
        self._vnc_amqp.establish()

        DBBaseDM.init(self, self.logger, self._object_db)
        DBBaseDM._sandesh = self.logger._sandesh

        for obj in GlobalSystemConfigDM.list_obj():
            GlobalSystemConfigDM.locate(obj['uuid'], obj)

        for obj in NodeProfileDM.list_obj():
            NodeProfileDM.locate(obj['uuid'], obj)

        for obj in RoleConfigDM.list_obj():
            RoleConfigDM.locate(obj['uuid'], obj)

        for obj in GlobalVRouterConfigDM.list_obj():
            GlobalVRouterConfigDM.locate(obj['uuid'], obj)

        for obj in VirtualNetworkDM.list_obj():
            VirtualNetworkDM.locate(obj['uuid'], obj)

        dci_obj_list = DataCenterInterconnectDM.list_obj()
        for obj in dci_obj_list or []:
            DataCenterInterconnectDM.locate(obj['uuid'], obj)

        for obj in FabricDM.list_obj():
            FabricDM.locate(obj['uuid'], obj)

        for obj in FabricNamespaceDM.list_obj():
            FabricNamespaceDM.locate(obj['uuid'], obj)

        for obj in LogicalRouterDM.list_obj():
            LogicalRouterDM.locate(obj['uuid'], obj)

        for obj in RoutingInstanceDM.list_obj():
            RoutingInstanceDM.locate(obj['uuid'], obj)

        for obj in FloatingIpPoolDM.list_obj():
            FloatingIpPoolDM.locate(obj['uuid'], obj)

        for obj in BgpRouterDM.list_obj():
            BgpRouterDM.locate(obj['uuid'], obj)

        for obj in PortTupleDM.list_obj():
            PortTupleDM.locate(obj['uuid'], obj)

        for obj in PhysicalInterfaceDM.list_obj():
            PhysicalInterfaceDM.locate(obj['uuid'], obj)

        for obj in LogicalInterfaceDM.list_obj():
            LogicalInterfaceDM.locate(obj['uuid'], obj)

        pr_obj_list = PhysicalRouterDM.list_obj()
        for obj in pr_obj_list:
            PhysicalRouterDM.locate(obj['uuid'], obj)

        pr_uuid_set = set([pr_obj['uuid'] for pr_obj in pr_obj_list])
        self._object_db.handle_pr_deletes(pr_uuid_set)

        dci_uuid_set = set([dci_obj['uuid'] for dci_obj in dci_obj_list])
        self._object_db.handle_dci_deletes(dci_uuid_set)

        for obj in LinkAggregationGroupDM.list_obj():
            LinkAggregationGroupDM.locate(obj['uuid'], obj)

        for obj in VirtualPortGroupDM.list_obj():
            VirtualPortGroupDM.locate(obj['uuid'], obj)

        for obj in VirtualMachineInterfaceDM.list_obj():
            VirtualMachineInterfaceDM.locate(obj['uuid'], obj)

        for obj in SecurityGroupDM.list_obj():
            SecurityGroupDM.locate(obj['uuid'], obj)

        for obj in AccessControlListDM.list_obj():
            AccessControlListDM.locate(obj['uuid'], obj)

        for obj in pr_obj_list:
            pr = PhysicalRouterDM.locate(obj['uuid'], obj)
            li_set = pr.logical_interfaces
            vmi_set = set()
            for pi_id in pr.physical_interfaces:
                pi = PhysicalInterfaceDM.locate(pi_id)
                if pi:
                    li_set |= pi.logical_interfaces
                    vmi_set |= pi.virtual_machine_interfaces
            for li_id in li_set:
                li = LogicalInterfaceDM.locate(li_id)
                if li and li.virtual_machine_interface:
                    vmi_set |= set([li.virtual_machine_interface])
            for vmi_id in vmi_set:
                vmi = VirtualMachineInterfaceDM.locate(vmi_id)

        si_obj_list = ServiceInstanceDM.list_obj()
        si_uuid_set = set([si_obj['uuid'] for si_obj in si_obj_list])
        self._object_db.handle_pnf_resource_deletes(si_uuid_set)

        for obj in si_obj_list:
            ServiceInstanceDM.locate(obj['uuid'], obj)

        for obj in InstanceIpDM.list_obj():
            InstanceIpDM.locate(obj['uuid'], obj)

        for obj in FloatingIpDM.list_obj():
            FloatingIpDM.locate(obj['uuid'], obj)

        for vn in VirtualNetworkDM.values():
            vn.update_instance_ip_map()

        for obj in ServiceEndpointDM.list_obj():
            ServiceEndpointDM.locate(obj['uuid'], obj)

        for obj in ServiceConnectionModuleDM.list_obj():
            ServiceConnectionModuleDM.locate(obj['uuid'], obj)

        for obj in ServiceObjectDM.list_obj():
            ServiceObjectDM.locate(obj['uuid'], obj)

        for obj in NetworkDeviceConfigDM.list_obj():
            NetworkDeviceConfigDM.locate(obj['uuid'], obj)

        for obj in E2ServiceProviderDM.list_obj():
            E2ServiceProviderDM.locate(obj['uuid'], obj)

        for obj in PeeringPolicyDM.list_obj():
            PeeringPolicyDM.locate(obj['uuid'], obj)

        for pr in PhysicalRouterDM.values():
            pr.set_config_state()
            pr.uve_send()

        self._vnc_amqp._db_resync_done.set()

        gevent.joinall(self._vnc_amqp._vnc_kombu.greenlets())
    def __init__(self,
                 dm_logger=None,
                 args=None,
                 zookeeper_client=None,
                 amqp_client=None):
        DeviceManager._instance = self
        self._args = args
        self._amqp_client = amqp_client

        PushConfigState.set_push_mode(int(self._args.push_mode))
        PushConfigState.set_repush_interval(int(self._args.repush_interval))
        PushConfigState.set_repush_max_interval(
            int(self._args.repush_max_interval))
        PushConfigState.set_push_delay_per_kb(
            float(self._args.push_delay_per_kb))
        PushConfigState.set_push_delay_max(int(self._args.push_delay_max))
        PushConfigState.set_push_delay_enable(
            bool(self._args.push_delay_enable))

        self._chksum = ""
        if self._args.collectors:
            self._chksum = hashlib.md5(''.join(
                self._args.collectors)).hexdigest()

        # Initialize logger
        self.logger = dm_logger or DeviceManagerLogger(args)

        # Register Plugins
        try:
            DeviceConf.register_plugins()
        except DeviceConf.PluginsRegistrationFailed as e:
            self.logger.error("Exception: " + str(e))
        except Exception as e:
            tb = traceback.format_exc()
            self.logger.error("Internal error while registering plugins: " +
                              str(e) + tb)

        # Register Ansible Plugins
        try:
            AnsibleBase.register_plugins()
        except AnsibleBase.PluginsRegistrationFailed as e:
            self.logger.error("Exception: " + str(e))
        except Exception as e:
            tb = traceback.format_exc()
            self.logger.error(
                "Internal error while registering ansible plugins: " + str(e) +
                tb)

        # Retry till API server is up
        connected = False
        self.connection_state_update(ConnectionStatus.INIT)
        api_server_list = args.api_server_ip.split(',')
        while not connected:
            try:
                self._vnc_lib = VncApi(
                    args.admin_user,
                    args.admin_password,
                    args.admin_tenant_name,
                    api_server_list,
                    args.api_server_port,
                    api_server_use_ssl=args.api_server_use_ssl)
                connected = True
                self.connection_state_update(ConnectionStatus.UP)
            except requests.exceptions.ConnectionError as e:
                # Update connection info
                self.connection_state_update(ConnectionStatus.DOWN, str(e))
                time.sleep(3)
            except ResourceExhaustionError:  # haproxy throws 503
                time.sleep(3)

        # Initialize amqp
        self._vnc_amqp = DMAmqpHandle(self.logger, self.REACTION_MAP,
                                      self._args)
        self._vnc_amqp.establish()

        # Initialize cassandra
        self._object_db = DMCassandraDB.get_instance(zookeeper_client,
                                                     self._args, self.logger)
        DBBaseDM.init(self, self.logger, self._object_db)
        DBBaseDM._sandesh = self.logger._sandesh

        for obj in GlobalSystemConfigDM.list_obj():
            GlobalSystemConfigDM.locate(obj['uuid'], obj)

        for obj in NodeProfileDM.list_obj():
            NodeProfileDM.locate(obj['uuid'], obj)

        for obj in RoleConfigDM.list_obj():
            RoleConfigDM.locate(obj['uuid'], obj)

        for obj in GlobalVRouterConfigDM.list_obj():
            GlobalVRouterConfigDM.locate(obj['uuid'], obj)

        for obj in VirtualNetworkDM.list_obj():
            VirtualNetworkDM.locate(obj['uuid'], obj)

        dci_obj_list = DataCenterInterconnectDM.list_obj()
        for obj in dci_obj_list or []:
            DataCenterInterconnectDM.locate(obj['uuid'], obj)

        for obj in FabricDM.list_obj():
            FabricDM.locate(obj['uuid'], obj)

        for obj in FabricNamespaceDM.list_obj():
            FabricNamespaceDM.locate(obj['uuid'], obj)

        for obj in LogicalRouterDM.list_obj():
            LogicalRouterDM.locate(obj['uuid'], obj)

        for obj in RoutingInstanceDM.list_obj():
            RoutingInstanceDM.locate(obj['uuid'], obj)

        for obj in FloatingIpPoolDM.list_obj():
            FloatingIpPoolDM.locate(obj['uuid'], obj)

        for obj in BgpRouterDM.list_obj():
            BgpRouterDM.locate(obj['uuid'], obj)

        for obj in PhysicalInterfaceDM.list_obj():
            PhysicalInterfaceDM.locate(obj['uuid'], obj)

        for obj in LogicalInterfaceDM.list_obj():
            LogicalInterfaceDM.locate(obj['uuid'], obj)

        pr_obj_list = PhysicalRouterDM.list_obj()
        for obj in pr_obj_list:
            PhysicalRouterDM.locate(obj['uuid'], obj)

        pr_uuid_set = set([pr_obj['uuid'] for pr_obj in pr_obj_list])
        self._object_db.handle_pr_deletes(pr_uuid_set)

        dci_uuid_set = set([dci_obj['uuid'] for dci_obj in dci_obj_list])
        self._object_db.handle_dci_deletes(dci_uuid_set)

        for obj in LinkAggregationGroupDM.list_obj():
            LinkAggregationGroupDM.locate(obj['uuid'], obj)

        for obj in VirtualPortGroupDM.list_obj():
            VirtualPortGroupDM.locate(obj['uuid'], obj)

        for obj in PortDM.list_obj():
            PortDM.locate(obj['uuid'], obj)

        for obj in TagDM.list_obj():
            TagDM.locate(obj['uuid'], obj)

        for obj in NetworkIpamDM.list_obj():
            NetworkIpamDM.locate(obj['uuid'], obj)

        for obj in VirtualMachineInterfaceDM.list_obj():
            VirtualMachineInterfaceDM.locate(obj['uuid'], obj)

        for obj in SecurityGroupDM.list_obj():
            SecurityGroupDM.locate(obj['uuid'], obj)

        for obj in AccessControlListDM.list_obj():
            AccessControlListDM.locate(obj['uuid'], obj)

        for obj in pr_obj_list:
            pr = PhysicalRouterDM.locate(obj['uuid'], obj)
            li_set = pr.logical_interfaces
            vmi_set = set()
            for pi_id in pr.physical_interfaces:
                pi = PhysicalInterfaceDM.locate(pi_id)
                if pi:
                    li_set |= pi.logical_interfaces
                    vmi_set |= pi.virtual_machine_interfaces
            for li_id in li_set:
                li = LogicalInterfaceDM.locate(li_id)
                if li and li.virtual_machine_interface:
                    vmi_set |= set([li.virtual_machine_interface])
            for vmi_id in vmi_set:
                vmi = VirtualMachineInterfaceDM.locate(vmi_id)

        si_obj_list = ServiceInstanceDM.list_obj()
        si_uuid_set = set([si_obj['uuid'] for si_obj in si_obj_list])
        self._object_db.handle_pnf_resource_deletes(si_uuid_set)

        for obj in ServiceApplianceSetDM.list_obj():
            ServiceApplianceSetDM.locate(obj['uuid'], obj)

        for obj in ServiceApplianceDM.list_obj():
            ServiceApplianceDM.locate(obj['uuid'], obj)

        for obj in ServiceTemplateDM.list_obj():
            ServiceTemplateDM.locate(obj['uuid'], obj)

        for obj in si_obj_list:
            ServiceInstanceDM.locate(obj['uuid'], obj)

        for obj in PortTupleDM.list_obj():
            PortTupleDM.locate(obj['uuid'], obj)

        for obj in InstanceIpDM.list_obj():
            InstanceIpDM.locate(obj['uuid'], obj)

        for obj in FloatingIpDM.list_obj():
            FloatingIpDM.locate(obj['uuid'], obj)

        for vn in VirtualNetworkDM.values():
            vn.update_instance_ip_map()

        for obj in ServiceEndpointDM.list_obj():
            ServiceEndpointDM.locate(obj['uuid'], obj)

        for obj in ServiceConnectionModuleDM.list_obj():
            ServiceConnectionModuleDM.locate(obj['uuid'], obj)

        for obj in ServiceObjectDM.list_obj():
            ServiceObjectDM.locate(obj['uuid'], obj)

        for obj in NetworkDeviceConfigDM.list_obj():
            NetworkDeviceConfigDM.locate(obj['uuid'], obj)

        for obj in E2ServiceProviderDM.list_obj():
            E2ServiceProviderDM.locate(obj['uuid'], obj)

        for obj in PeeringPolicyDM.list_obj():
            PeeringPolicyDM.locate(obj['uuid'], obj)

        for pr in PhysicalRouterDM.values():
            pr.set_config_state()
            pr.uve_send()

        self._vnc_amqp._db_resync_done.set()

        gevent.joinall(self._vnc_amqp._vnc_kombu.greenlets())
    def __init__(self, dm_logger=None, args=None):
        self._args = args
        PushConfigState.set_repush_interval(int(self._args.repush_interval))
        PushConfigState.set_repush_max_interval(int(self._args.repush_max_interval))
        PushConfigState.set_push_delay_per_kb(float(self._args.push_delay_per_kb))
        PushConfigState.set_push_delay_max(int(self._args.push_delay_max))
        PushConfigState.set_push_delay_enable(bool(self._args.push_delay_enable))

        self._chksum = "";
        if self._args.collectors:
            self._chksum = hashlib.md5(''.join(self._args.collectors)).hexdigest()

        # Initialize logger
        self.logger = dm_logger or DeviceManagerLogger(args)

        # Register Plugins
        try:
            DeviceConf.register_plugins()
        except DeviceConf.PluginsRegistrationFailed as e:
            self.logger.error("Exception: " + str(e))
        except Exception as e:
            tb = traceback.format_exc()
            self.logger.error("Internal error while registering plugins: " + str(e) + tb)

        # Retry till API server is up
        connected = False
        self.connection_state_update(ConnectionStatus.INIT)
        while not connected:
            try:
                self._vnc_lib = VncApi(
                    args.admin_user, args.admin_password,
                    args.admin_tenant_name, args.api_server_ip,
                    args.api_server_port,
                    api_server_use_ssl=args.api_server_use_ssl)
                connected = True
                self.connection_state_update(ConnectionStatus.UP)
            except requests.exceptions.ConnectionError as e:
                # Update connection info
                self.connection_state_update(ConnectionStatus.DOWN, str(e))
                time.sleep(3)
            except ResourceExhaustionError:  # haproxy throws 503
                time.sleep(3)

        """ @sighup
        Handle of SIGHUP for collector list config change
        """
        gevent.signal(signal.SIGHUP, self.sighup_handler)

        # Initialize amqp
        self._vnc_amqp = DMAmqpHandle(self.logger, self.REACTION_MAP,
                                      self._args)
        self._vnc_amqp.establish()

        # Initialize cassandra
        self._object_db = DMCassandraDB.get_instance(self, _zookeeper_client)
        DBBaseDM.init(self, self.logger, self._object_db)
        DBBaseDM._sandesh = self.logger._sandesh

        for obj in GlobalSystemConfigDM.list_obj():
            GlobalSystemConfigDM.locate(obj['uuid'], obj)

        for obj in GlobalVRouterConfigDM.list_obj():
            GlobalVRouterConfigDM.locate(obj['uuid'], obj)

        for obj in VirtualNetworkDM.list_obj():
            VirtualNetworkDM.locate(obj['uuid'], obj)

        for obj in LogicalRouterDM.list_obj():
            LogicalRouterDM.locate(obj['uuid'], obj)

        for obj in RoutingInstanceDM.list_obj():
            RoutingInstanceDM.locate(obj['uuid'], obj)

        for obj in BgpRouterDM.list_obj():
            BgpRouterDM.locate(obj['uuid'], obj)

        pr_obj_list = PhysicalRouterDM.list_obj()
        for obj in pr_obj_list:
            PhysicalRouterDM.locate(obj['uuid'],obj)

        pr_uuid_set = set([pr_obj['uuid'] for pr_obj in pr_obj_list])
        self._object_db.handle_pr_deletes(pr_uuid_set)

        for obj in PortTupleDM.list_obj():
            PortTupleDM.locate(obj['uuid'],obj)

        for obj in PhysicalInterfaceDM.list_obj():
            PhysicalInterfaceDM.locate(obj['uuid'],obj)

        for obj in LogicalInterfaceDM.list_obj():
            LogicalInterfaceDM.locate(obj['uuid'],obj)

        for obj in VirtualMachineInterfaceDM.list_obj():
            VirtualMachineInterfaceDM.locate(obj['uuid'],obj)

        for obj in pr_obj_list:
            pr = PhysicalRouterDM.locate(obj['uuid'], obj)
            li_set = pr.logical_interfaces
            vmi_set = set()
            for pi_id in pr.physical_interfaces:
                pi = PhysicalInterfaceDM.locate(pi_id)
                if pi:
                    li_set |= pi.logical_interfaces
                    vmi_set |= pi.virtual_machine_interfaces
            for li_id in li_set:
                li = LogicalInterfaceDM.locate(li_id)
                if li and li.virtual_machine_interface:
                    vmi_set |= set([li.virtual_machine_interface])
            for vmi_id in vmi_set:
                vmi = VirtualMachineInterfaceDM.locate(vmi_id)

        si_obj_list = ServiceInstanceDM.list_obj()
        si_uuid_set = set([si_obj['uuid'] for si_obj in si_obj_list])
        self._object_db.handle_pnf_resource_deletes(si_uuid_set)

        for obj in si_obj_list:
            ServiceInstanceDM.locate(obj['uuid'], obj)

        for obj in InstanceIpDM.list_obj():
            InstanceIpDM.locate(obj['uuid'], obj)

        for obj in FloatingIpDM.list_obj():
            FloatingIpDM.locate(obj['uuid'], obj)

        for vn in VirtualNetworkDM.values():
            vn.update_instance_ip_map()

        for obj in ServiceEndpointDM.list_obj():
            ServiceEndpointDM.locate(obj['uuid'], obj)

        for obj in ServiceConnectionModuleDM.list_obj():
            ServiceConnectionModuleDM.locate(obj['uuid'], obj)

        for obj in ServiceObjectDM.list_obj():
            ServiceObjectDM.locate(obj['uuid'], obj)

        for obj in NetworkDeviceConfigDM.list_obj():
            NetworkDeviceConfigDM.locate(obj['uuid'], obj)

        for obj in E2ServiceProviderDM.list_obj():
            E2ServiceProviderDM.locate(obj['uuid'], obj)

        for obj in PeeringPolicyDM.list_obj():
            PeeringPolicyDM.locate(obj['uuid'], obj)

        for pr in PhysicalRouterDM.values():
            pr.set_config_state()

        DeviceManager._device_manager = self
        self._vnc_amqp._db_resync_done.set()
        try:
            gevent.joinall(self._vnc_amqp._vnc_kombu.greenlets())
        except KeyboardInterrupt:
            DeviceManager.destroy_instance()
            raise