pce/src/main/java/org/opendaylight/transportpce/pce/PcePathDescription.java

   1 /*
   2  * Copyright © 2017 AT&T, 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.pce;
   9
  10 import com.google.common.collect.ImmutableList;
  11 import java.util.HashMap;
  12 import java.util.List;
  13 import java.util.Map;
  14 import org.opendaylight.transportpce.common.ResponseCodes;
  15 import org.opendaylight.transportpce.pce.networkanalyzer.PceLink;
  16 import org.opendaylight.transportpce.pce.networkanalyzer.PceResult;
  17 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.AToZDirectionBuilder;
  18 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.ZToADirectionBuilder;
  19 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.atoz.direction.AToZ;
  20 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.atoz.direction.AToZBuilder;
  21 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.atoz.direction.AToZKey;
  22 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.ztoa.direction.ZToA;
  23 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.ztoa.direction.ZToABuilder;
  24 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.ztoa.direction.ZToAKey;
  25 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce.resource.Resource;
  26 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce.resource.ResourceBuilder;
  27 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce.resource.resource.resource.LinkBuilder;
  28 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce.resource.resource.resource.NodeBuilder;
  29 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce.resource.resource.resource.TerminationPoint;
  30 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce.resource.resource.resource.TerminationPointBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.LinkId;
  32 import org.opendaylight.yangtools.yang.common.Uint16;
  33 import org.opendaylight.yangtools.yang.common.Uint32;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37 public class PcePathDescription {
  38     /* Logging. */
  39     private static final Logger LOG = LoggerFactory.getLogger(PcePathDescription.class);
  40
  41     private List<PceLink> pathAtoZ = null;
  42     private List<PceLink> pathZtoA = null;
  43     private PceResult rc;
  44     private Map<LinkId, PceLink> allPceLinks = null;
  45
  46     public PcePathDescription(List<PceLink> pathAtoZ, Map<LinkId, PceLink> allPceLinks, PceResult rc) {
  47         super();
  48         this.allPceLinks = allPceLinks;
  49         this.pathAtoZ = pathAtoZ;
  50         this.rc = rc;
  51     }
  52
  53     public PceResult buildDescriptions() {
  54         LOG.info("In buildDescriptions: AtoZ =  {}", pathAtoZ);
  55         Map<AToZKey,AToZ> atozList = new HashMap<>();
  56         if (pathAtoZ == null) {
  57             rc.setRC(ResponseCodes.RESPONSE_FAILED);
  58             LOG.error("In buildDescriptions: there is empty AtoZ path");
  59             return rc;
  60         }
  61
  62         buildAtoZ(atozList, pathAtoZ);
  63         AToZDirectionBuilder atoZDirectionBldr = new AToZDirectionBuilder()
  64             .setRate(Uint32.valueOf(rc.getRate()))
  65             .setAToZ(atozList);
  66         if ("100GE".equals(rc.getServiceType()) || "OTU4".equals(rc.getServiceType())) {
  67             atoZDirectionBldr.setAToZWavelengthNumber(Uint32.valueOf(rc.getResultWavelength()));
  68         } else if ("10GE".equals(rc.getServiceType()) || "1GE".equals(rc.getServiceType())
  69             || "ODU4".equals(rc.getServiceType())) {
  70             if (rc.getResultTribSlot() != null && rc.getResultTribPort() != null) {
  71                 List<Uint16> tribSlotList = (List<Uint16>) rc.getResultTribSlot().values().toArray()[0];
  72                 atoZDirectionBldr.setAToZWavelengthNumber(Uint32.valueOf(0))
  73                     .setTribPortNumber(Uint16.valueOf(rc.getResultTribPort().values().toArray()[0].toString()))
  74                     .setTribSlotNumber(tribSlotList.get(0));
  75             } else {
  76                 LOG.error("Trib port and trib slot number should be present");
  77                 atoZDirectionBldr.setTribSlotNumber(Uint16.valueOf(0)).setTribPortNumber(Uint16.valueOf(0));
  78             }
  79         }
  80         rc.setAtoZDirection(atoZDirectionBldr.build());
  81         pathZtoA = ImmutableList.copyOf(pathAtoZ).reverse();
  82         LOG.info("In buildDescriptions: ZtoA {}", pathZtoA);
  83
  84         Map<ZToAKey,ZToA> ztoaList = new HashMap<>();
  85         if (pathZtoA == null) {
  86             rc.setRC(ResponseCodes.RESPONSE_FAILED);
  87             LOG.error("In buildDescriptions: there is empty ZtoA path");
  88             return rc;
  89         }
  90         buildZtoA(ztoaList, pathZtoA);
  91         ZToADirectionBuilder ztoADirectionBldr = new ZToADirectionBuilder()
  92             .setRate(Uint32.valueOf(rc.getRate()))
  93             .setZToA(ztoaList);
  94         if ("100GE".equals(rc.getServiceType()) || "OTU4".equals(rc.getServiceType())) {
  95             ztoADirectionBldr.setZToAWavelengthNumber(Uint32.valueOf(rc.getResultWavelength()));
  96         } else if ("10GE".equals(rc.getServiceType()) || "1GE".equals(rc.getServiceType())
  97             || "ODU4".equals(rc.getServiceType())) {
  98             if (rc.getResultTribSlot() != null && rc.getResultTribPort() != null) {
  99                 List<Uint16> tribSlotList = (List<Uint16>) rc.getResultTribSlot().values().toArray()[0];
 100                 ztoADirectionBldr.setZToAWavelengthNumber(Uint32.valueOf(0))
 101                     .setTribPortNumber(Uint16.valueOf(rc.getResultTribPort().values().toArray()[0].toString()))
 102                     .setTribSlotNumber(tribSlotList.get(0));
 103             } else {
 104                 LOG.error("Trib port and trib slot number should be present");
 105                 ztoADirectionBldr.setTribSlotNumber(Uint16.valueOf(0)).setTribPortNumber(Uint16.valueOf(0));
 106             }
 107         }
 108         rc.setZtoADirection(ztoADirectionBldr.build());
 109
 110         return rc;
 111     }
 112
 113     private void buildAtoZ(Map<AToZKey, AToZ> atozList, List<PceLink> path) {
 114         Integer index = 0;
 115         PceLink lastLink = null;
 116         AToZ lastResource = null;
 117
 118         // build A side Client TP
 119         String tpName = path.get(0).getClient();
 120         String xname = path.get(0).getSourceId().getValue();
 121         TerminationPoint stp = new TerminationPointBuilder()
 122                 .setTpId(tpName).setTpNodeId(xname)
 123                 .build();
 124
 125         AToZKey clientKey = new AToZKey(index.toString());
 126         Resource clientResource = new ResourceBuilder().setResource(stp).build();
 127         AToZ firstResource = new AToZBuilder().setId(tpName).withKey(clientKey).setResource(clientResource).build();
 128         atozList.put(firstResource.key(),firstResource);
 129         index += 1;
 130         for (PceLink pcelink : path) {
 131             String srcName = pcelink.getSourceId().getValue();
 132             // Nodes
 133             org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce
 134                 .resource.resource.resource.Node sourceNode = new NodeBuilder()
 135                 .setNodeId(srcName)
 136                 .build();
 137
 138             // Source Resource
 139             AToZKey sourceKey = new AToZKey(index.toString());
 140             Resource nodeResource1 = new ResourceBuilder().setResource(sourceNode).build();
 141             AToZ srcResource = new AToZBuilder().setId(srcName).withKey(sourceKey).setResource(nodeResource1).build();
 142             index += 1;
 143             atozList.put(srcResource.key(),srcResource);
 144
 145             // source TP
 146             tpName = pcelink.getSourceTP().toString();
 147             stp = new TerminationPointBuilder()
 148                     .setTpNodeId(srcName).setTpId(tpName)
 149                     .build();
 150
 151             // Resource
 152             AToZKey srcTPKey = new AToZKey(index.toString());
 153             Resource tpResource1 = new ResourceBuilder().setResource(stp).build();
 154             AToZ stpResource = new AToZBuilder().setId(tpName).withKey(srcTPKey).setResource(tpResource1).build();
 155             index += 1;
 156             atozList.put(stpResource.key(),stpResource);
 157
 158             String linkName = pcelink.getLinkId().getValue();
 159             // Link
 160             org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce
 161                 .resource.resource.resource.Link atozLink = new LinkBuilder()
 162                 .setLinkId(linkName)
 163                 .build();
 164
 165             // Link Resource
 166             AToZKey linkKey = new AToZKey(index.toString());
 167             Resource nodeResource2 = new ResourceBuilder().setResource(atozLink).build();
 168             AToZ linkResource = new AToZBuilder().setId(linkName).withKey(linkKey).setResource(nodeResource2).build();
 169             index += 1;
 170             atozList.put(linkResource.key(),linkResource);
 171
 172             String destName = pcelink.getDestId().getValue();
 173             // target TP
 174             tpName = pcelink.getDestTP().toString();
 175             TerminationPoint dtp = new TerminationPointBuilder()
 176                 .setTpNodeId(destName).setTpId(tpName)
 177                 .build();
 178
 179             // Resource
 180             AToZKey destTPKey = new AToZKey(index.toString());
 181             Resource tpResource2 = new ResourceBuilder().setResource(dtp).build();
 182             AToZ ttpResource = new AToZBuilder().setId(tpName).withKey(destTPKey).setResource(tpResource2).build();
 183             index += 1;
 184             atozList.put(ttpResource.key(),ttpResource);
 185
 186             org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce
 187                 .resource.resource.resource.Node targetNode = new NodeBuilder()
 188                 .setNodeId(destName)
 189                 .build();
 190
 191             // Target Resource
 192             AToZKey targetKey = new AToZKey(index.toString());
 193             Resource nodeResource3 = new ResourceBuilder().setResource(targetNode).build();
 194             lastResource = new AToZBuilder().setId(destName).withKey(targetKey).setResource(nodeResource3).build();
 195
 196             lastLink = pcelink;
 197         }
 198
 199         if (lastResource != null) {
 200             atozList.put(lastResource.key(),lastResource);
 201         }
 202
 203         // build Z side Client TP
 204         tpName = lastLink.getClient();
 205         xname = lastLink.getDestId().getValue();
 206         stp = new TerminationPointBuilder()
 207                 .setTpNodeId(xname).setTpId(tpName)
 208                 .build();
 209
 210         index += 1;
 211         clientKey = new AToZKey(index.toString());
 212         clientResource = new ResourceBuilder().setResource(stp).build();
 213         lastResource = new AToZBuilder().setId(tpName).withKey(clientKey).setResource(clientResource).build();
 214         atozList.put(lastResource.key(),lastResource);
 215
 216     }
 217
 218     private void buildZtoA(Map<ZToAKey, ZToA> ztoaList, List<PceLink> path) {
 219         Integer index = 0;
 220         PceLink lastLink = null;
 221         ZToA lastResource = null;
 222
 223         // build Z size Client TP
 224         PceLink pcelink = this.allPceLinks.get(path.get(0).getOppositeLink());
 225         String tpName = pcelink.getClient();
 226         String xname = pcelink.getSourceId().getValue();
 227         TerminationPoint stp = new TerminationPointBuilder()
 228                 .setTpNodeId(xname).setTpId(tpName)
 229                 .build();
 230
 231         ZToAKey clientKey = new ZToAKey(index.toString());
 232         Resource clientResource = new ResourceBuilder().setResource(stp).build();
 233         ZToA firstResource = new ZToABuilder().setId(tpName).withKey(clientKey).setResource(clientResource).build();
 234         ztoaList.put(firstResource.key(),firstResource);
 235         index += 1;
 236
 237         for (PceLink pcelinkAtoZ : path) {
 238
 239             pcelink = this.allPceLinks.get(pcelinkAtoZ.getOppositeLink());
 240             LOG.debug("link to oppsite: {} to {}", pcelinkAtoZ, pcelink);
 241
 242             String srcName = pcelink.getSourceId().getValue();
 243
 244
 245             // Nodes
 246             org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce
 247                 .resource.resource.resource.Node sourceNode = new NodeBuilder()
 248                 .setNodeId(srcName).build();
 249
 250
 251             // Source Resource
 252             ZToAKey sourceKey = new ZToAKey(index.toString());
 253             Resource nodeResource1 = new ResourceBuilder().setResource(sourceNode).build();
 254             ZToA srcResource = new ZToABuilder().setId(srcName).withKey(sourceKey).setResource(nodeResource1).build();
 255             index += 1;
 256             ztoaList.put(srcResource.key(),srcResource);
 257
 258             // source TP
 259             tpName = pcelink.getSourceTP().toString();
 260             stp = new TerminationPointBuilder()
 261                     .setTpNodeId(srcName).setTpId(tpName)
 262                     .build();
 263
 264             // Resource
 265             ZToAKey srcTPKey = new ZToAKey(index.toString());
 266             Resource tpResource1 = new ResourceBuilder().setResource(stp).build();
 267             ZToA stpResource = new ZToABuilder().setId(tpName).withKey(srcTPKey).setResource(tpResource1).build();
 268             index += 1;
 269             ztoaList.put(stpResource.key(),stpResource);
 270
 271             String linkName = pcelink.getLinkId().getValue();
 272             // Link
 273             org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce
 274                 .resource.resource.resource.Link ztoaLink = new LinkBuilder()
 275                 .setLinkId(linkName).build();
 276
 277             // Link Resource
 278             ZToAKey linkKey = new ZToAKey(index.toString());
 279             Resource nodeResource2 = new ResourceBuilder().setResource(ztoaLink).build();
 280             ZToA linkResource = new ZToABuilder().setId(linkName).withKey(linkKey).setResource(nodeResource2).build();
 281             index += 1;
 282             ztoaList.put(linkResource.key(),linkResource);
 283
 284             String destName = pcelink.getDestId().getValue();
 285             // target TP
 286             tpName = pcelink.getDestTP().toString();
 287             TerminationPoint ttp = new TerminationPointBuilder()
 288                     .setTpNodeId(destName).setTpId(tpName).build();
 289
 290             // Resource
 291             ZToAKey destTPKey = new ZToAKey(index.toString());
 292             Resource tpResource2 = new ResourceBuilder().setResource(ttp).build();
 293             ZToA ttpResource = new ZToABuilder().setId(tpName).withKey(destTPKey).setResource(tpResource2).build();
 294             index += 1;
 295             ztoaList.put(ttpResource.key(),ttpResource);
 296
 297
 298             org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce
 299                 .resource.resource.resource.Node targetNode = new NodeBuilder()
 300                 .setNodeId(destName).build();
 301             // Target Resource
 302             ZToAKey targetKey = new ZToAKey(index.toString());
 303             Resource nodeResource3 = new ResourceBuilder().setResource(targetNode).build();
 304             lastResource = new ZToABuilder().setId(destName).withKey(targetKey).setResource(nodeResource3).build();
 305
 306             lastLink = pcelink;
 307         }
 308         if (lastResource != null) {
 309             ztoaList.put(lastResource.key(),lastResource);
 310         }
 311
 312         // build Z side Client TP
 313         tpName = lastLink.getClient();
 314         xname = lastLink.getDestId().getValue();
 315         stp = new TerminationPointBuilder()
 316                 .setTpNodeId(xname).setTpId(tpName).build();
 317
 318         index += 1;
 319         clientKey = new ZToAKey(index.toString());
 320         clientResource = new ResourceBuilder().setResource(stp).build();
 321         lastResource = new ZToABuilder().setId(tpName).withKey(clientKey).setResource(clientResource).build();
 322         ztoaList.put(lastResource.key(),lastResource);
 323     }
 324
 325     public PceResult getReturnStructure() {
 326         return rc;
 327     }
 328 }