Commit 00edf781 authored by Lluis Gifre Renom's avatar Lluis Gifre Renom
Browse files

DLT Connector Component: 

- Corrected naming of auto-generated entities
- Added missing controls and conditions
- Cosmetic improvements
parent 0d7152ad

src/dlt/connector/service/event_dispatcher/DltEventDispatcher.py

+54 −28
Original line number Diff line number Diff line
@@ -66,9 +66,15 @@ class DltEventDispatcher(threading.Thread): 


    def run(self) -> None:

        clients = Clients()

        create_context(clients.context_client, DEFAULT_CONTEXT_NAME)

        create_topology(clients.context_client, DEFAULT_CONTEXT_NAME, DEFAULT_TOPOLOGY_NAME)

        create_topology(clients.context_client, DEFAULT_CONTEXT_NAME, INTERDOMAIN_TOPOLOGY_NAME)

        create_context(

            clients.context_client, DEFAULT_CONTEXT_NAME,

            name=DEFAULT_CONTEXT_NAME)

        create_topology(

            clients.context_client, DEFAULT_CONTEXT_NAME, DEFAULT_TOPOLOGY_NAME,

            name=DEFAULT_TOPOLOGY_NAME)

        create_topology(

            clients.context_client, DEFAULT_CONTEXT_NAME, INTERDOMAIN_TOPOLOGY_NAME,

            name=INTERDOMAIN_TOPOLOGY_NAME)



        dlt_events_collector = DltEventsCollector(clients.dlt_gateway_client, log_events_received=True)

        dlt_events_collector.start()
@@ -77,37 +83,42 @@ class DltEventDispatcher(threading.Thread): 
            event = dlt_events_collector.get_event(block=True, timeout=GET_EVENT_TIMEOUT)

            if event is None: continue



            existing_topology_ids = clients.context_client.ListTopologyIds(ADMIN_CONTEXT_ID)

            local_domain_uuids = {

                topology_id.topology_uuid.uuid for topology_id in existing_topology_ids.topology_ids

            }

            local_domain_uuids.discard(DEFAULT_TOPOLOGY_NAME)

            local_domain_uuids.discard(INTERDOMAIN_TOPOLOGY_NAME)

            existing_topologies = clients.context_client.ListTopologies(ADMIN_CONTEXT_ID)

            local_domain_names = {topology.name for topology in existing_topologies.topologies}

            local_domain_names.discard(DEFAULT_TOPOLOGY_NAME)

            local_domain_names.discard(INTERDOMAIN_TOPOLOGY_NAME)



            self.dispatch_event(clients, local_domain_uuids, event)

            self.dispatch_event(clients, local_domain_names, event)



        dlt_events_collector.stop()

        clients.close()



    def dispatch_event(self, clients : Clients, local_domain_uuids : Set[str], event : DltRecordEvent) -> None:

    def dispatch_event(self, clients : Clients, local_domain_names : Set[str], event : DltRecordEvent) -> None:

        record_type : DltRecordTypeEnum = event.record_id.type # {UNDEFINED/CONTEXT/TOPOLOGY/DEVICE/LINK/SERVICE/SLICE}

        if record_type == DltRecordTypeEnum.DLTRECORDTYPE_DEVICE:

            self._dispatch_device(clients, local_domain_uuids, event)

            self._dispatch_device(clients, local_domain_names, event)

        elif record_type == DltRecordTypeEnum.DLTRECORDTYPE_LINK:

            self._dispatch_link(clients, local_domain_uuids, event)

            self._dispatch_link(clients, local_domain_names, event)

        elif record_type == DltRecordTypeEnum.DLTRECORDTYPE_SLICE:

            self._dispatch_slice(clients, local_domain_uuids, event)

            self._dispatch_slice(clients, local_domain_names, event)

        else:

            raise NotImplementedError('EventType: {:s}'.format(grpc_message_to_json_string(event)))



    def _dispatch_device(self, clients : Clients, local_domain_uuids : Set[str], event : DltRecordEvent) -> None:

    def _dispatch_device(self, clients : Clients, local_domain_names : Set[str], event : DltRecordEvent) -> None:

        domain_uuid : str = event.record_id.domain_uuid.uuid



        if domain_uuid in local_domain_uuids:

            MSG = '[_dispatch_device] Ignoring DLT event received (local): {:s}'

        # TODO: to be checked!

        if domain_uuid in {DEFAULT_TOPOLOGY_NAME, INTERDOMAIN_TOPOLOGY_NAME}:

            MSG = '[_dispatch_device] Ignoring DLT event received (discard domain): {:s}'

            LOGGER.info(MSG.format(grpc_message_to_json_string(event)))

            return



        # TODO: to be checked!

        if domain_uuid in local_domain_names:

            MSG = '[_dispatch_device] Ignoring DLT event received (local_domain_names={:s}): {:s}'

            LOGGER.info(MSG.format(str(local_domain_names), grpc_message_to_json_string(event)))

            return



        MSG = '[_dispatch_device] DLT event received (remote): {:s}'

        LOGGER.info(MSG.format(grpc_message_to_json_string(event)))
@@ -117,24 +128,36 @@ class DltEventDispatcher(threading.Thread): 
            record = clients.dlt_gateway_client.GetFromDlt(event.record_id)

            LOGGER.info('[_dispatch_device] record={:s}'.format(grpc_message_to_json_string(record)))



            # TODO: to be checked!

            device = Device(**json.loads(record.data_json))

            device_name = None if len(device.name) == 0 else device.name

            create_context(clients.context_client, domain_uuid, name=device_name)

            create_topology(clients.context_client, domain_uuid, DEFAULT_TOPOLOGY_NAME)

            create_topology(clients.context_client, domain_uuid, DEFAULT_TOPOLOGY_NAME, name=DEFAULT_TOPOLOGY_NAME)

            clients.context_client.SetDevice(device)



            # TODO: to be checked!

            device_uuid = device.device_id.device_uuid.uuid # pylint: disable=no-member

            add_device_to_topology(clients.context_client, ADMIN_CONTEXT_ID, INTERDOMAIN_TOPOLOGY_NAME, device_uuid)



            # TODO: to be checked!

            domain_context_id = ContextId(**json_context_id(domain_uuid))

            add_device_to_topology(clients.context_client, domain_context_id, DEFAULT_TOPOLOGY_NAME, device_uuid)

        elif event_type in {EventTypeEnum.EVENTTYPE_DELETE}:

            raise NotImplementedError('Delete Device')



    def _dispatch_link(self, clients : Clients, local_domain_uuids : Set[str], event : DltRecordEvent) -> None:

    def _dispatch_link(self, clients : Clients, local_domain_names : Set[str], event : DltRecordEvent) -> None:

        domain_uuid : str = event.record_id.domain_uuid.uuid



        if domain_uuid in local_domain_uuids:

            MSG = '[_dispatch_link] Ignoring DLT event received (local): {:s}'

            LOGGER.info(MSG.format(grpc_message_to_json_string(event)))

        # TODO: to be checked!

        #if domain_uuid in {DEFAULT_TOPOLOGY_NAME, INTERDOMAIN_TOPOLOGY_NAME}:

        #    MSG = '[_dispatch_link] Ignoring DLT event received (discard domain): {:s}'

        #    LOGGER.info(MSG.format(grpc_message_to_json_string(event)))

        #    return



        # TODO: to be checked!

        if domain_uuid in local_domain_names:

            MSG = '[_dispatch_link] Ignoring DLT event received (local_domain_names={:s}): {:s}'

            LOGGER.info(MSG.format(str(local_domain_names), grpc_message_to_json_string(event)))

            return



        MSG = '[_dispatch_link] DLT event received (remote): {:s}'
@@ -148,12 +171,14 @@ class DltEventDispatcher(threading.Thread): 


            link = Link(**json.loads(record.data_json))

            clients.context_client.SetLink(link)

            

            # TODO: to be checked!

            link_uuid = link.link_id.link_uuid.uuid # pylint: disable=no-member

            add_link_to_topology(clients.context_client, ADMIN_CONTEXT_ID, INTERDOMAIN_TOPOLOGY_NAME, link_uuid)

        elif event_type in {EventTypeEnum.EVENTTYPE_DELETE}:

            raise NotImplementedError('Delete Link')



    def _dispatch_slice(self, clients : Clients, local_domain_uuids : Set[str], event : DltRecordEvent) -> None:

    def _dispatch_slice(self, clients : Clients, local_domain_names : Set[str], event : DltRecordEvent) -> None:

        event_type  : EventTypeEnum = event.event.event_type # {UNDEFINED/CREATE/UPDATE/REMOVE}

        domain_uuid : str = event.record_id.domain_uuid.uuid
@@ -165,10 +190,12 @@ class DltEventDispatcher(threading.Thread): 


        context_uuid = slice_.slice_id.context_id.context_uuid.uuid

        owner_uuid = slice_.slice_owner.owner_uuid.uuid

        create_context(clients.context_client, context_uuid)

        create_topology(clients.context_client, context_uuid, DEFAULT_TOPOLOGY_NAME)



        if domain_uuid in local_domain_uuids:

        # TODO: to be checked!

        create_context(clients.context_client, context_uuid, name=context_uuid)

        create_topology(clients.context_client, context_uuid, DEFAULT_TOPOLOGY_NAME, name=DEFAULT_TOPOLOGY_NAME)



        if domain_uuid in local_domain_names:

            # it is for "me"

            if event_type in {EventTypeEnum.EVENTTYPE_CREATE, EventTypeEnum.EVENTTYPE_UPDATE}:

                try:
@@ -191,7 +218,7 @@ class DltEventDispatcher(threading.Thread): 


            elif event_type in {EventTypeEnum.EVENTTYPE_DELETE}:

                raise NotImplementedError('Delete Slice')

        elif owner_uuid in local_domain_uuids:

        elif owner_uuid in local_domain_names:

            # it is owned by me

            # just update it locally

            LOGGER.info('[_dispatch_slice] updating locally')
@@ -207,4 +234,3 @@ class DltEventDispatcher(threading.Thread): 
        else:

            MSG = '[_dispatch_slice] Ignoring DLT event received (remote): {:s}'

            LOGGER.info(MSG.format(grpc_message_to_json_string(event)))