tapi/src/main/java/org/opendaylight/transportpce/tapi/utils/TapiInitialORMapping.java

   1 /*
   2  * Copyright © 2021 Nokia, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.transportpce.tapi.utils;
   9
  10 import java.util.Comparator;
  11 import java.util.HashMap;
  12 import java.util.Map;
  13 import java.util.Optional;
  14 import java.util.TreeMap;
  15 import org.opendaylight.transportpce.servicehandler.service.ServiceDataStoreOperations;
  16 import org.opendaylight.transportpce.tapi.connectivity.ConnectivityUtils;
  17 import org.opendaylight.transportpce.tapi.topology.TapiTopologyException;
  18 import org.opendaylight.transportpce.tapi.topology.TopologyUtils;
  19 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.Service;
  20 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceList;
  21 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.Services;
  22 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesKey;
  23 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev181210.tapi.context.ServiceInterfacePoint;
  24 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev181210.tapi.context.ServiceInterfacePointKey;
  25 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.connectivity.context.ConnectivityService;
  26 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.connectivity.context.ConnectivityServiceKey;
  27 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.context.Topology;
  28 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.context.TopologyKey;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32 public class TapiInitialORMapping {
  33
  34     private static final Logger LOG = LoggerFactory.getLogger(TapiInitialORMapping.class);
  35     private final TapiContext tapiContext;
  36     private final TopologyUtils topologyUtils;
  37     private final ConnectivityUtils connectivityUtils;
  38     private final ServiceDataStoreOperations serviceDataStoreOperations;
  39
  40     public TapiInitialORMapping(TopologyUtils topologyUtils, ConnectivityUtils connectivityUtils,
  41                                 TapiContext tapiContext, ServiceDataStoreOperations serviceDataStoreOperations) {
  42         this.topologyUtils = topologyUtils;
  43         this.tapiContext = tapiContext;
  44         this.connectivityUtils = connectivityUtils;
  45         this.serviceDataStoreOperations = serviceDataStoreOperations;
  46     }
  47
  48     public void performTopoInitialMapping() {
  49         // creation of both topologies but with the fully roadm infrastructure.
  50         try {
  51             LOG.info("Performing initial mapping between OR and TAPI models.");
  52             Topology t0FullMultiLayer = this.topologyUtils.createFullOtnTopology();
  53             Map<TopologyKey, Topology> topologyMap = new HashMap<>();
  54             topologyMap.put(t0FullMultiLayer.key(), t0FullMultiLayer);
  55             this.tapiContext.updateTopologyContext(topologyMap);
  56             Map<ServiceInterfacePointKey, ServiceInterfacePoint> sipMap = this.topologyUtils.getSipMap();
  57             this.tapiContext.updateSIPContext(sipMap);
  58             this.connectivityUtils.setSipMap(sipMap);
  59         } catch (TapiTopologyException e) {
  60             LOG.error("error building TAPI topology", e);
  61         }
  62     }
  63
  64     public void performServInitialMapping() {
  65         Optional<ServiceList> optOrServices = this.serviceDataStoreOperations.getServices();
  66         if (!optOrServices.isPresent()) {
  67             LOG.error("Couldnt obtain OR services from datastore");
  68             return;
  69         }
  70         ServiceList orServices = optOrServices.get();
  71         if (orServices.getServices() == null) {
  72             LOG.info("No services in datastore. No mapping needed");
  73             return;
  74         }
  75         /*
  76         Map<ServicesKey, Services> orderedServices = orServices.getServices().entrySet().stream()
  77             .sorted(Comparator.comparing(serv -> serv.getValue().getServiceAEnd().getServiceFormat().getName()))
  78             .collect(Collectors.toMap(Map.Entry::getKey,
  79                 Map.Entry::getValue, (left, right) -> left, LinkedHashMap::new));
  80
  81          */
  82         Map<ServicesKey, Services> orderedServices = new TreeMap<>(Comparator.comparing(s ->
  83             orServices.getServices().get(s).getServiceAEnd().getServiceFormat().getName()).reversed());
  84         orderedServices.putAll(orServices.getServices());
  85         LOG.info("orderedServices = {}", orderedServices);
  86         // TODO order services correctly. First OTU, then ODU and then DSR
  87         Map<ConnectivityServiceKey, ConnectivityService> connServMap = new HashMap<>();
  88         for (Service service:orderedServices.values()) {
  89             // map services
  90             // connections needed to be created --> looking at path description
  91             ConnectivityService connServ = this.connectivityUtils.mapORServiceToTapiConnectivity(service);
  92             connServMap.put(connServ.key(), connServ);
  93         }
  94         // Put in datastore connectivity services and connections
  95         this.tapiContext.updateConnectivityContext(connServMap, this.connectivityUtils.getConnectionFullMap());
  96     }
  97 }