Ejemplo n.º 1
0
 @Override
 public void returnDelegation(final Updates update, final PccSession session) {
   final PlspId plspId = update.getLsp().getPlspId();
   final Tunnel tunnel = this.tunnels.get(plspId);
   final long srpId = update.getSrp().getOperationId().getValue();
   if (tunnel != null) {
     // check if session really has a delegation
     if (hasDelegation(tunnel, session)) {
       // send report D=0
       final Tlvs tlvs =
           createLspTlvs(
               plspId.getValue(),
               true,
               getDestinationAddress(tunnel.getLspState().getEro().getSubobject(), this.address),
               this.address,
               this.address,
               Optional.of(tunnel.getPathName()));
       session.sendReport(
           createPcRtpMessage(
               new LspBuilder(update.getLsp())
                   .setSync(true)
                   .setOperational(OperationalStatus.Up)
                   .setDelegate(false)
                   .setTlvs(tlvs)
                   .build(),
               Optional.of(createSrp(srpId)),
               tunnel.getLspState()));
       // start state timer
       startStateTimeout(tunnel, plspId);
       // if PCC's LSP, start re-delegation timer
       if (tunnel.getType() == LspType.PCC_LSP) {
         startRedelegationTimer(tunnel, plspId, session);
       } else {
         // if PCE-initiated LSP, revoke delegation instantly
         setDelegation(plspId, null);
       }
     } else {
       session.sendError(MsgBuilderUtil.createErrorMsg(PCEPErrors.UPDATE_REQ_FOR_NON_LSP, srpId));
     }
   } else {
     session.sendError(MsgBuilderUtil.createErrorMsg(PCEPErrors.UNKNOWN_PLSP_ID, srpId));
   }
 }
Ejemplo n.º 2
0
 @Override
 public void takeDelegation(final Requests request, final PccSession session) {
   final PlspId plspId = request.getLsp().getPlspId();
   final Tunnel tunnel = this.tunnels.get(plspId);
   final long srpId = request.getSrp().getOperationId().getValue();
   if (tunnel != null) {
     // check if tunnel has no delegation
     if (tunnel.type == LspType.PCE_LSP
         && (tunnel.getDelegationHolder() == -1
             || tunnel.getDelegationHolder() == session.getId())) {
       // set delegation
       tunnel.cancelTimeouts();
       setDelegation(plspId, session);
       // send report
       final Tlvs tlvs =
           createLspTlvs(
               plspId.getValue(),
               true,
               getDestinationAddress(tunnel.getLspState().getEro().getSubobject(), this.address),
               this.address,
               this.address,
               Optional.of(tunnel.getPathName()));
       session.sendReport(
           createPcRtpMessage(
               new LspBuilder(request.getLsp())
                   .setSync(true)
                   .setOperational(OperationalStatus.Up)
                   .setDelegate(true)
                   .setTlvs(tlvs)
                   .build(),
               Optional.of(createSrp(srpId)),
               tunnel.getLspState()));
     } else {
       session.sendError(MsgBuilderUtil.createErrorMsg(PCEPErrors.LSP_NOT_PCE_INITIATED, srpId));
     }
   } else {
     session.sendError(MsgBuilderUtil.createErrorMsg(PCEPErrors.UNKNOWN_PLSP_ID, srpId));
   }
 }
Ejemplo n.º 3
0
 private void sendToAll(
     final Tunnel tunnel,
     final PlspId plspId,
     final List<Subobject> subobjects,
     final Srp srp,
     final Path path,
     final Lsp lsp) {
   for (final PccSession session : this.sessions.values()) {
     final boolean isDelegated = hasDelegation(tunnel, session);
     final Tlvs tlvs =
         createLspTlvs(
             plspId.getValue(),
             true,
             getDestinationAddress(subobjects, this.address),
             this.address,
             this.address,
             Optional.of(tunnel.getPathName()));
     final Pcrpt pcRpt =
         createPcRtpMessage(
             new LspBuilder(lsp)
                 .setPlspId(plspId)
                 .setOperational(OperationalStatus.Up)
                 .setDelegate(isDelegated)
                 .setSync(true)
                 .addAugmentation(
                     Lsp1.class,
                     new Lsp1Builder()
                         .setCreate(tunnel.getType() == LspType.PCE_LSP ? true : false)
                         .build())
                 .setTlvs(tlvs)
                 .build(),
             Optional.fromNullable(srp),
             path);
     session.sendReport(pcRpt);
   }
 }