tapi/src/main/java/org/opendaylight/transportpce/tapi/utils/TapiContext.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.nio.charset.Charset;
  11 import java.util.HashMap;
  12 import java.util.Map;
  13 import java.util.Optional;
  14 import java.util.UUID;
  15 import java.util.concurrent.ExecutionException;
  16 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  17 import org.opendaylight.transportpce.common.network.NetworkTransactionService;
  18 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev181210.Context;
  19 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev181210.ContextBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev181210.Uuid;
  21 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev181210.global._class.Name;
  22 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev181210.global._class.NameBuilder;
  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.Context1;
  26 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.Context1Builder;
  27 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.OwnedNodeEdgePoint1;
  28 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.OwnedNodeEdgePoint1Builder;
  29 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.cep.list.ConnectionEndPoint;
  30 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.cep.list.ConnectionEndPointKey;
  31 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.connectivity.context.Connection;
  32 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.connectivity.context.ConnectionKey;
  33 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.connectivity.context.ConnectivityService;
  34 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.connectivity.context.ConnectivityServiceKey;
  35 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.context.ConnectivityContextBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.context.topology.context.topology.node.owned.node.edge.point.CepList;
  37 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.context.topology.context.topology.node.owned.node.edge.point.CepListBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.context.TopologyContextBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.node.OwnedNodeEdgePoint;
  40 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.node.OwnedNodeEdgePointBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.node.OwnedNodeEdgePointKey;
  42 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.NodeKey;
  43 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.context.NwTopologyServiceBuilder;
  44 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.context.Topology;
  45 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.context.TopologyKey;
  46 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  47 import org.slf4j.Logger;
  48 import org.slf4j.LoggerFactory;
  49
  50 public class TapiContext {
  51
  52     private static final Logger LOG = LoggerFactory.getLogger(TapiContext.class);
  53     public static final String TAPI_CONTEXT = "T-API context";
  54     private final NetworkTransactionService networkTransactionService;
  55
  56     public TapiContext(NetworkTransactionService networkTransactionService) {
  57         this.networkTransactionService = networkTransactionService;
  58         createTapiContext();
  59     }
  60
  61     private void createTapiContext() {
  62         try {
  63             // Augmenting tapi context to include topology and connectivity contexts
  64             Name contextName = new NameBuilder().setValue(TAPI_CONTEXT).setValueName("TAPI Context Name").build();
  65
  66             Context1 connectivityContext =
  67                 new Context1Builder()
  68                     .setConnectivityContext(
  69                         new ConnectivityContextBuilder()
  70                             .setConnection(new HashMap<>())
  71                             .setConnectivityService(new HashMap<>())
  72                             .build())
  73                     .build();
  74
  75             Name nwTopoServiceName =
  76                 new NameBuilder()
  77                     .setValue("Network Topo Service")
  78                     .setValueName("Network Topo Service Name")
  79                     .build();
  80
  81             org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.Context1 topologyContext
  82                 = new org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.Context1Builder()
  83                     .setTopologyContext(new TopologyContextBuilder()
  84                         .setNwTopologyService(new NwTopologyServiceBuilder()
  85                             .setTopology(new HashMap<>())
  86                             .setUuid(
  87                                 new Uuid(
  88                                     UUID.nameUUIDFromBytes("Network Topo Service".getBytes(Charset.forName("UTF-8")))
  89                                         .toString()))
  90                             .setName(Map.of(nwTopoServiceName.key(), nwTopoServiceName))
  91                             .build())
  92                         .setTopology(new HashMap<>())
  93                         .build())
  94                     .build();
  95
  96             ContextBuilder contextBuilder = new ContextBuilder()
  97                     .setName(Map.of(contextName.key(), contextName))
  98                     .setUuid(
  99                         new Uuid(UUID.nameUUIDFromBytes(TAPI_CONTEXT.getBytes(Charset.forName("UTF-8"))).toString()))
 100                     .setServiceInterfacePoint(new HashMap<>())
 101                     .addAugmentation(connectivityContext)
 102                     .addAugmentation(topologyContext);
 103
 104             // todo: add notification context
 105             InstanceIdentifier<Context> contextIID = InstanceIdentifier.builder(Context.class).build();
 106             // put in datastore
 107             this.networkTransactionService.put(LogicalDatastoreType.OPERATIONAL, contextIID, contextBuilder.build());
 108             this.networkTransactionService.commit().get();
 109             LOG.info("TAPI context created successfully.");
 110         } catch (InterruptedException | ExecutionException e) {
 111             LOG.error("Failed to create TAPI context", e);
 112         }
 113     }
 114
 115     public Context getTapiContext() {
 116         // TODO: verify this is correct. Should we identify the context IID with the context UUID??
 117         //  There is no Identifiable in Context model
 118         InstanceIdentifier<Context> contextIID = InstanceIdentifier.builder(Context.class).build();
 119         try {
 120             Optional<Context> optionalContext = this.networkTransactionService.read(LogicalDatastoreType.OPERATIONAL,
 121                     contextIID).get();
 122             if (!optionalContext.isPresent()) {
 123                 LOG.error("Tapi context is not present in datastore");
 124                 return null;
 125             }
 126             return optionalContext.get();
 127         } catch (InterruptedException | ExecutionException e) {
 128             LOG.error("Couldnt read tapi context from datastore", e);
 129             return null;
 130         }
 131     }
 132
 133     public void deleteTapiContext() {
 134
 135     }
 136
 137     public void updateTopologyContext(Map<TopologyKey, Topology> topologyMap) {
 138         // TODO: solve error when merging: Topology is not a valid child of topology context?
 139         // TODO: verify this is correct. Should we identify the context IID with the context UUID??
 140         try {
 141             org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.context.TopologyContext
 142                     topologyContext = new TopologyContextBuilder()
 143                     //.setNwTopologyService(new NwTopologyServiceBuilder().build())
 144                     .setTopology(topologyMap)
 145                     .build();
 146             InstanceIdentifier<org.opendaylight.yang.gen.v1.urn
 147                     .onf.otcc.yang.tapi.topology.rev181210.context.TopologyContext> topologycontextIID =
 148                     InstanceIdentifier.builder(Context.class).augmentation(org.opendaylight.yang.gen.v1.urn
 149                             .onf.otcc.yang.tapi.topology.rev181210.Context1.class)
 150                             .child(org.opendaylight.yang.gen.v1.urn
 151                                     .onf.otcc.yang.tapi.topology.rev181210.context.TopologyContext.class)
 152                             .build();
 153             // merge in datastore
 154             this.networkTransactionService.merge(LogicalDatastoreType.OPERATIONAL, topologycontextIID,
 155                     topologyContext);
 156             this.networkTransactionService.commit().get();
 157             LOG.info("TAPI topology merged successfully.");
 158         } catch (InterruptedException | ExecutionException e) {
 159             LOG.error("Failed to merge TAPI topology", e);
 160         }
 161     }
 162
 163     public void updateSIPContext(Map<ServiceInterfacePointKey, ServiceInterfacePoint> sipMap) {
 164         // TODO: verify this is correct. Should we identify the context IID with the context UUID??
 165         try {
 166             ContextBuilder contextBuilder = new ContextBuilder().setServiceInterfacePoint(sipMap);
 167             InstanceIdentifier<Context> contextIID = InstanceIdentifier.builder(Context.class).build();
 168             // merge in datastore
 169             this.networkTransactionService.merge(LogicalDatastoreType.OPERATIONAL, contextIID,
 170                     contextBuilder.build());
 171             this.networkTransactionService.commit().get();
 172             LOG.info("TAPI SIPs merged successfully.");
 173         } catch (InterruptedException | ExecutionException e) {
 174             LOG.error("Failed to merge TAPI SIPs", e);
 175         }
 176     }
 177
 178     public void updateConnectivityContext(Map<ConnectivityServiceKey, ConnectivityService> connServMap,
 179                                           Map<ConnectionKey, Connection> connectionFullMap) {
 180         // TODO: verify this is correct. Should we identify the context IID with the context UUID??
 181         try {
 182             org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.connectivity.rev181210.context.ConnectivityContext
 183                     connectivityContext = new ConnectivityContextBuilder()
 184                     .setConnectivityService(connServMap)
 185                     .setConnection(connectionFullMap)
 186                     .build();
 187             InstanceIdentifier<org.opendaylight.yang.gen.v1.urn
 188                     .onf.otcc.yang.tapi.connectivity.rev181210.context.ConnectivityContext> connectivitycontextIID =
 189                     InstanceIdentifier.builder(Context.class).augmentation(Context1.class)
 190                             .child(org.opendaylight.yang.gen.v1.urn
 191                                     .onf.otcc.yang.tapi.connectivity.rev181210.context.ConnectivityContext.class)
 192                             .build();
 193             // merge in datastore
 194             this.networkTransactionService.merge(LogicalDatastoreType.OPERATIONAL, connectivitycontextIID,
 195                     connectivityContext);
 196             this.networkTransactionService.commit().get();
 197             LOG.info("TAPI connectivity merged successfully.");
 198         } catch (InterruptedException | ExecutionException e) {
 199             LOG.error("Failed to merge TAPI connectivity", e);
 200         }
 201     }
 202
 203     public void updateTopologyWithCep(Uuid topoUuid, Uuid nodeUuid, Uuid nepUuid, ConnectionEndPoint cep) {
 204         // TODO: verify this is correct. Should we identify the context IID with the context UUID??
 205         InstanceIdentifier<OwnedNodeEdgePoint> onepIID = InstanceIdentifier.builder(Context.class)
 206             .augmentation(org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.Context1.class)
 207             .child(org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.context.TopologyContext.class)
 208             .child(Topology.class, new TopologyKey(topoUuid))
 209             .child(org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.Node.class,
 210                     new NodeKey(nodeUuid))
 211             .child(OwnedNodeEdgePoint.class, new OwnedNodeEdgePointKey(nepUuid))
 212             .build();
 213         try {
 214             Optional<OwnedNodeEdgePoint> optionalOnep = this.networkTransactionService.read(
 215                     LogicalDatastoreType.OPERATIONAL, onepIID).get();
 216             if (!optionalOnep.isPresent()) {
 217                 LOG.error("ONEP is not present in datastore");
 218                 return;
 219             }
 220             OwnedNodeEdgePoint onep = optionalOnep.get();
 221             LOG.info("ONEP found = {}", onep);
 222             // TODO -> If cep exists -> skip merging to datasore
 223             OwnedNodeEdgePoint1 onep1 = onep.augmentation(OwnedNodeEdgePoint1.class);
 224             if (onep1 != null && onep1.getCepList() != null && onep1.getCepList().getConnectionEndPoint() != null
 225                     && onep1.getCepList().getConnectionEndPoint().containsKey(new ConnectionEndPointKey(cep.key()))) {
 226                 LOG.info("CEP already in topology, skipping merge");
 227                 return;
 228             }
 229             // Updated ONEP
 230             CepList cepList = new CepListBuilder().setConnectionEndPoint(Map.of(cep.key(), cep)).build();
 231             OwnedNodeEdgePoint1 onep1Bldr = new OwnedNodeEdgePoint1Builder().setCepList(cepList).build();
 232             OwnedNodeEdgePoint newOnep = new OwnedNodeEdgePointBuilder(onep)
 233                     .addAugmentation(onep1Bldr)
 234                     .build();
 235             LOG.info("New ONEP is {}", newOnep);
 236             // merge in datastore
 237             this.networkTransactionService.merge(LogicalDatastoreType.OPERATIONAL, onepIID,
 238                     newOnep);
 239             this.networkTransactionService.commit().get();
 240             LOG.info("CEP added successfully.");
 241         } catch (InterruptedException | ExecutionException e) {
 242             LOG.error("Couldnt update cep in topology", e);
 243         }
 244     }
 245 }