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.ArrayList;
  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         List<AToZ> atozList = new ArrayList<>();
  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         List<ZToA> ztoaList = new ArrayList<>();
  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(List<AToZ> etoeList, 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         etoeList.add(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             etoeList.add(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             etoeList.add(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             etoeList.add(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             etoeList.add(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         etoeList.add(lastResource);
 200
 201         // build Z side Client TP
 202         tpName = lastLink.getClient();
 203         xname = lastLink.getDestId().getValue();
 204         stp = new TerminationPointBuilder()
 205                 .setTpNodeId(xname).setTpId(tpName)
 206                 .build();
 207
 208         index += 1;
 209         clientKey = new AToZKey(index.toString());
 210         clientResource = new ResourceBuilder().setResource(stp).build();
 211         lastResource = new AToZBuilder().setId(tpName).withKey(clientKey).setResource(clientResource).build();
 212         etoeList.add(lastResource);
 213
 214     }
 215
 216     private void buildZtoA(List<ZToA> etoelist, List<PceLink> path) {
 217         Integer index = 0;
 218         PceLink lastLink = null;
 219         ZToA lastResource = null;
 220
 221         // build Z size Client TP
 222         PceLink pcelink = this.allPceLinks.get(path.get(0).getOppositeLink());
 223         String tpName = pcelink.getClient();
 224         String xname = pcelink.getSourceId().getValue();
 225         TerminationPoint stp = new TerminationPointBuilder()
 226                 .setTpNodeId(xname).setTpId(tpName)
 227                 .build();
 228
 229         ZToAKey clientKey = new ZToAKey(index.toString());
 230         Resource clientResource = new ResourceBuilder().setResource(stp).build();
 231         ZToA firstResource = new ZToABuilder().setId(tpName).withKey(clientKey).setResource(clientResource).build();
 232         etoelist.add(firstResource);
 233         index += 1;
 234
 235         for (PceLink pcelinkAtoZ : path) {
 236
 237             pcelink = this.allPceLinks.get(pcelinkAtoZ.getOppositeLink());
 238             LOG.debug("link to oppsite: {} to {}", pcelinkAtoZ, pcelink);
 239
 240             String srcName = pcelink.getSourceId().getValue();
 241
 242
 243             // Nodes
 244             org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce
 245                 .resource.resource.resource.Node sourceNode = new NodeBuilder()
 246                 .setNodeId(srcName).build();
 247
 248
 249             // Source Resource
 250             ZToAKey sourceKey = new ZToAKey(index.toString());
 251             Resource nodeResource1 = new ResourceBuilder().setResource(sourceNode).build();
 252             ZToA srcResource = new ZToABuilder().setId(srcName).withKey(sourceKey).setResource(nodeResource1).build();
 253             index += 1;
 254             etoelist.add(srcResource);
 255
 256             // source TP
 257             tpName = pcelink.getSourceTP().toString();
 258             stp = new TerminationPointBuilder()
 259                     .setTpNodeId(srcName).setTpId(tpName)
 260                     .build();
 261
 262             // Resource
 263             ZToAKey srcTPKey = new ZToAKey(index.toString());
 264             Resource tpResource1 = new ResourceBuilder().setResource(stp).build();
 265             ZToA stpResource = new ZToABuilder().setId(tpName).withKey(srcTPKey).setResource(tpResource1).build();
 266             index += 1;
 267             etoelist.add(stpResource);
 268
 269             String linkName = pcelink.getLinkId().getValue();
 270             // Link
 271             org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce
 272                 .resource.resource.resource.Link ztoaLink = new LinkBuilder()
 273                 .setLinkId(linkName).build();
 274
 275             // Link Resource
 276             ZToAKey linkKey = new ZToAKey(index.toString());
 277             Resource nodeResource2 = new ResourceBuilder().setResource(ztoaLink).build();
 278             ZToA linkResource = new ZToABuilder().setId(linkName).withKey(linkKey).setResource(nodeResource2).build();
 279             index += 1;
 280             etoelist.add(linkResource);
 281
 282             String destName = pcelink.getDestId().getValue();
 283             // target TP
 284             tpName = pcelink.getDestTP().toString();
 285             TerminationPoint ttp = new TerminationPointBuilder()
 286                     .setTpNodeId(destName).setTpId(tpName).build();
 287
 288             // Resource
 289             ZToAKey destTPKey = new ZToAKey(index.toString());
 290             Resource tpResource2 = new ResourceBuilder().setResource(ttp).build();
 291             ZToA ttpResource = new ZToABuilder().setId(tpName).withKey(destTPKey).setResource(tpResource2).build();
 292             index += 1;
 293             etoelist.add(ttpResource);
 294
 295
 296             org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce
 297                 .resource.resource.resource.Node targetNode = new NodeBuilder()
 298                 .setNodeId(destName).build();
 299             // Target Resource
 300             ZToAKey targetKey = new ZToAKey(index.toString());
 301             Resource nodeResource3 = new ResourceBuilder().setResource(targetNode).build();
 302             lastResource = new ZToABuilder().setId(destName).withKey(targetKey).setResource(nodeResource3).build();
 303
 304             lastLink = pcelink;
 305         }
 306         etoelist.add(lastResource);
 307
 308         // build Z side Client TP
 309         tpName = lastLink.getClient();
 310         xname = lastLink.getDestId().getValue();
 311         stp = new TerminationPointBuilder()
 312                 .setTpNodeId(xname).setTpId(tpName).build();
 313
 314         index += 1;
 315         clientKey = new ZToAKey(index.toString());
 316         clientResource = new ResourceBuilder().setResource(stp).build();
 317         lastResource = new ZToABuilder().setId(tpName).withKey(clientKey).setResource(clientResource).build();
 318         etoelist.add(lastResource);
 319     }
 320
 321     public PceResult getReturnStructure() {
 322         return rc;
 323     }
 324 }