*/
package org.opendaylight.bgpcep.pcep.tunnel.provider;
+import com.google.common.base.Function;
+import com.google.common.base.Optional;
+import com.google.common.base.Preconditions;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
import java.util.ArrayList;
+import java.util.Collections;
import java.util.List;
-
import org.opendaylight.bgpcep.pcep.topology.spi.AbstractInstructionExecutor;
import org.opendaylight.bgpcep.programming.spi.InstructionScheduler;
import org.opendaylight.bgpcep.programming.spi.SuccessfulRpcResult;
import org.opendaylight.bgpcep.programming.topology.TopologyProgrammingUtil;
import org.opendaylight.bgpcep.programming.tunnel.TunnelProgrammingUtil;
-import org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction;
-import org.opendaylight.controller.sal.binding.api.data.DataProviderService;
+import org.opendaylight.controller.md.sal.binding.api.DataBroker;
+import org.opendaylight.controller.md.sal.binding.api.ReadTransaction;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.AdministrativeStatus;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.Arguments2;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.Arguments2Builder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.Arguments3;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.Arguments3Builder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.PcepCreateP2pTunnelInput1;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.PcepUpdateTunnelInput1;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.lsp.object.LspBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.bandwidth.object.BandwidthBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.classtype.object.ClassTypeBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.AddressFamily;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.lspa.object.LspaBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.AddLspInputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.AddLspOutput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.FailureType;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.NetworkTopologyPcepService;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.OperationResult;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.RemoveLspInputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.UpdateLspInputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.UpdateLspOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.add.lsp.args.ArgumentsBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.operation.result.Error;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.p2p.rev130819.tunnel.p2p.path.cfg.attributes.ExplicitHops;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.programming.rev131030.PcepCreateP2pTunnelInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.programming.rev131030.PcepCreateP2pTunnelOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.programming.rev131030.PcepUpdateTunnelOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.programming.rev131030.PcepUpdateTunnelOutputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.programming.rev131030.TopologyTunnelPcepProgrammingService;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.rev130820.AdministrativeStatus;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.rev130820.ExplicitHops1;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.rev130820.Link1;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.rev130820.SupportingNode1;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.TerminationPoint1;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.termination.point.attributes.igp.termination.point.attributes.TerminationPointType;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.termination.point.attributes.igp.termination.point.attributes.termination.point.type.Ip;
+import org.opendaylight.yangtools.yang.binding.DataContainer;
+import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.opendaylight.yangtools.yang.common.RpcResult;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import com.google.common.base.Function;
-import com.google.common.base.Preconditions;
-import com.google.common.util.concurrent.Futures;
-import com.google.common.util.concurrent.ListenableFuture;
-
public final class TunnelProgramming implements TopologyTunnelPcepProgrammingService, AutoCloseable {
- private static final Logger LOG = LoggerFactory.getLogger(TunnelProgramming.class);
- private final NetworkTopologyPcepService topologyService;
- private final DataProviderService dataProvider;
- private final InstructionScheduler scheduler;
-
- public TunnelProgramming(final InstructionScheduler scheduler, final DataProviderService dataProvider,
- final NetworkTopologyPcepService topologyService) {
- this.scheduler = Preconditions.checkNotNull(scheduler);
- this.dataProvider = Preconditions.checkNotNull(dataProvider);
- this.topologyService = Preconditions.checkNotNull(topologyService);
- }
-
- private static final class TpReader {
- private final DataModificationTransaction t;
- private final InstanceIdentifier<Node> nii;
- private final InstanceIdentifier<TerminationPoint> tii;
-
- TpReader(final DataModificationTransaction t, final InstanceIdentifier<Topology> topo, final TpReference ref) {
- this.t = Preconditions.checkNotNull(t);
-
- this.nii = InstanceIdentifier.builder(topo).child(Node.class, new NodeKey(ref.getNode())).toInstance();
- this.tii = InstanceIdentifier.builder(this.nii).child(TerminationPoint.class, new TerminationPointKey(ref.getTp())).toInstance();
- }
-
- private Node getNode() {
- return (Node) this.t.readOperationalData(this.nii);
- }
-
- private TerminationPoint getTp() {
- return (TerminationPoint) this.t.readOperationalData(this.tii);
- }
- }
-
- private AddressFamily buildAddressFamily(final TerminationPoint sp, final TerminationPoint dp) {
- // We need the IGP augmentation -- it has IP addresses
- final TerminationPoint1 sp1 = Preconditions.checkNotNull(sp.getAugmentation(TerminationPoint1.class));
- final TerminationPoint1 dp1 = Preconditions.checkNotNull(dp.getAugmentation(TerminationPoint1.class));
-
- // Get the types
- final TerminationPointType spt = sp1.getIgpTerminationPointAttributes().getTerminationPointType();
- final TerminationPointType dpt = dp1.getIgpTerminationPointAttributes().getTerminationPointType();
-
- // The types have to match
- Preconditions.checkArgument(spt.getImplementedInterface().equals(dpt.getImplementedInterface()));
-
- // And they have to actually be Ip
- final Ip sips = (Ip) spt;
- final Ip dips = (Ip) dpt;
-
- /*
- * Now a bit of magic. We need to find 'like' addresses, e.g. both
- * IPv4 or both IPv6. We are in IPv6-enabled world now, so let's
- * prefer that.
- */
- AddressFamily ret = findIpv6(sips.getIpAddress(), dips.getIpAddress());
- if (ret == null) {
- ret = findIpv4(sips.getIpAddress(), dips.getIpAddress());
- }
-
- // We need to have a ret now
- Preconditions.checkArgument(ret != null, "Failed to find like Endpoint addresses");
-
- return ret;
- }
-
- private AddressFamily findIpv4(final List<IpAddress> srcs, final List<IpAddress> dsts) {
- for (final IpAddress sc : srcs) {
- if (sc.getIpv4Address() != null) {
- for (final IpAddress dc : dsts) {
- if (dc.getIpv4Address() != null) {
- return new Ipv4CaseBuilder().setIpv4(
- new Ipv4Builder().setSourceIpv4Address(sc.getIpv4Address()).setDestinationIpv4Address(dc.getIpv4Address()).build()).build();
- }
- }
- }
- }
-
- return null;
- }
-
- private AddressFamily findIpv6(final List<IpAddress> srcs, final List<IpAddress> dsts) {
- for (final IpAddress sc : srcs) {
- if (sc.getIpv6Address() != null) {
- for (final IpAddress dc : dsts) {
- if (dc.getIpv6Address() != null) {
- return new Ipv6CaseBuilder().setIpv6(
- new Ipv6Builder().setSourceIpv6Address(sc.getIpv6Address()).setDestinationIpv6Address(dc.getIpv6Address()).build()).build();
- }
- }
- }
- }
-
- return null;
- }
-
- private NodeId supportingNode(final Node node) {
- for (final SupportingNode n : node.getSupportingNode()) {
- final SupportingNode1 n1 = n.getAugmentation(SupportingNode1.class);
- if (n1 != null && n1.getPathComputationClient().isControlling()) {
- return n.getKey().getNodeRef();
- }
- }
-
- return null;
- }
-
- private Ero buildEro(final List<ExplicitHops> explicitHops) {
- final EroBuilder b = new EroBuilder();
-
- if (!explicitHops.isEmpty()) {
- final List<Subobject> subobjs = new ArrayList<>(explicitHops.size());
- for (final ExplicitHops h : explicitHops) {
-
- final ExplicitHops1 h1 = h.getAugmentation(ExplicitHops1.class);
- if (h1 != null) {
- final SubobjectBuilder sb = new SubobjectBuilder();
- sb.fieldsFrom(h1);
- sb.setLoose(h.isLoose());
- subobjs.add(sb.build());
- } else {
- LOG.debug("Ignoring unhandled explicit hop {}", h);
- }
- }
- b.setSubobject(subobjs);
- }
- return b.build();
- }
-
- @Override
- public ListenableFuture<RpcResult<PcepCreateP2pTunnelOutput>> pcepCreateP2pTunnel(final PcepCreateP2pTunnelInput input) {
- final PcepCreateP2pTunnelOutputBuilder b = new PcepCreateP2pTunnelOutputBuilder();
- b.setResult(AbstractInstructionExecutor.schedule(scheduler, new AbstractInstructionExecutor(input) {
- @Override
- protected ListenableFuture<OperationResult> invokeOperation() {
- final InstanceIdentifier<Topology> tii = TopologyProgrammingUtil.topologyForInput(input);
-
- final DataModificationTransaction t = TunnelProgramming.this.dataProvider.beginTransaction();
-
- final TpReader dr = new TpReader(t, tii, input.getDestination());
- final TpReader sr = new TpReader(t, tii, input.getSource());
-
- final Node sn = Preconditions.checkNotNull(sr.getNode());
- final TerminationPoint sp = Preconditions.checkNotNull(sr.getTp());
- final TerminationPoint dp = Preconditions.checkNotNull(dr.getTp());
-
- final AddLspInputBuilder ab = new AddLspInputBuilder();
- ab.setNode(Preconditions.checkNotNull(supportingNode(sn)));
- ab.setName(Preconditions.checkNotNull(input.getSymbolicPathName()));
-
- // The link has to be non-existent
- final InstanceIdentifier<Link> lii = NodeChangedListener.linkIdentifier(tii, ab.getNode(), ab.getName());
- Preconditions.checkState(t.readOperationalData(lii) == null);
-
- final ArgumentsBuilder args = new ArgumentsBuilder();
- args.setAdministrative(input.getAdministrativeStatus() == AdministrativeStatus.Active);
- args.setBandwidth(new BandwidthBuilder().setBandwidth(input.getBandwidth()).build());
- args.setClassType(new ClassTypeBuilder().setClassType(input.getClassType()).build());
- args.setEndpointsObj(new EndpointsObjBuilder().setAddressFamily(buildAddressFamily(sp, dp)).build());
- args.setEro(buildEro(input.getExplicitHops()));
- args.setLspa(new LspaBuilder(input).build());
-
- ab.setArguments(args.build());
-
- return Futures.transform(
- (ListenableFuture<RpcResult<AddLspOutput>>) TunnelProgramming.this.topologyService.addLsp(ab.build()),
- new Function<RpcResult<AddLspOutput>, OperationResult>() {
- @Override
- public OperationResult apply(final RpcResult<AddLspOutput> input) {
- return input.getResult();
- }
- });
- }
- }));
-
- final RpcResult<PcepCreateP2pTunnelOutput> res = SuccessfulRpcResult.create(b.build());
- return Futures.immediateFuture(res);
- }
-
- private Node sourceNode(final DataModificationTransaction t, final InstanceIdentifier<Topology> topology, final Link link) {
- final InstanceIdentifier<Node> nii = InstanceIdentifier.builder(topology).child(Node.class,
- new NodeKey(link.getSource().getSourceNode())).toInstance();
- return (Node) t.readOperationalData(nii);
- }
-
- @Override
- public ListenableFuture<RpcResult<PcepDestroyTunnelOutput>> pcepDestroyTunnel(final PcepDestroyTunnelInput input) {
- final PcepDestroyTunnelOutputBuilder b = new PcepDestroyTunnelOutputBuilder();
- b.setResult(AbstractInstructionExecutor.schedule(scheduler, new AbstractInstructionExecutor(input) {
- @Override
- protected ListenableFuture<OperationResult> invokeOperation() {
- final InstanceIdentifier<Topology> tii = TopologyProgrammingUtil.topologyForInput(input);
- final InstanceIdentifier<Link> lii = TunnelProgrammingUtil.linkIdentifier(tii, input);
-
- final DataModificationTransaction t = TunnelProgramming.this.dataProvider.beginTransaction();
-
- // The link has to exist
- final Link link = (Link) t.readOperationalData(lii);
- Preconditions.checkState(link != null);
-
- // The source node has to exist
- final Node node = sourceNode(t, tii, link);
- Preconditions.checkState(node != null);
-
- final RemoveLspInputBuilder ab = new RemoveLspInputBuilder();
- ab.setName(link.getAugmentation(Link1.class).getSymbolicPathName());
- ab.setNode(node.getSupportingNode().get(0).getKey().getNodeRef());
-
- return Futures.transform(
- (ListenableFuture<RpcResult<RemoveLspOutput>>) TunnelProgramming.this.topologyService.removeLsp(ab.build()),
- new Function<RpcResult<RemoveLspOutput>, OperationResult>() {
- @Override
- public OperationResult apply(final RpcResult<RemoveLspOutput> input) {
- return input.getResult();
- }
- });
- }
- }));
-
- final RpcResult<PcepDestroyTunnelOutput> res = SuccessfulRpcResult.create(b.build());
- return Futures.immediateFuture(res);
- }
-
- @Override
- public ListenableFuture<RpcResult<PcepUpdateTunnelOutput>> pcepUpdateTunnel(final PcepUpdateTunnelInput input) {
- final PcepUpdateTunnelOutputBuilder b = new PcepUpdateTunnelOutputBuilder();
- b.setResult(AbstractInstructionExecutor.schedule(scheduler, new AbstractInstructionExecutor(input) {
- @Override
- protected ListenableFuture<OperationResult> invokeOperation() {
-
- final InstanceIdentifier<Topology> tii = TopologyProgrammingUtil.topologyForInput(input);
- final InstanceIdentifier<Link> lii = TunnelProgrammingUtil.linkIdentifier(tii, input);
-
- final DataModificationTransaction t = TunnelProgramming.this.dataProvider.beginTransaction();
-
- // The link has to exist
- final Link link = (Link) t.readOperationalData(lii);
- Preconditions.checkState(link != null);
-
- // The source node has to exist
- final Node node = sourceNode(t, tii, link);
- Preconditions.checkState(node != null);
-
- final UpdateLspInputBuilder ab = new UpdateLspInputBuilder();
- ab.setName(link.getAugmentation(Link1.class).getSymbolicPathName());
- ab.setNode(Preconditions.checkNotNull(supportingNode(node)));
-
- final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.update.lsp.args.ArgumentsBuilder args = new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.update.lsp.args.ArgumentsBuilder();
-
- args.setAdministrative(input.getAdministrativeStatus() == AdministrativeStatus.Active);
- args.setBandwidth(new BandwidthBuilder().setBandwidth(input.getBandwidth()).build());
- args.setClassType(new ClassTypeBuilder().setClassType(input.getClassType()).build());
- args.setEro(buildEro(input.getExplicitHops()));
- args.setLspa(new LspaBuilder(input).build());
-
- ab.setArguments(args.build());
-
- return Futures.transform(
- (ListenableFuture<RpcResult<UpdateLspOutput>>) TunnelProgramming.this.topologyService.updateLsp(ab.build()),
- new Function<RpcResult<UpdateLspOutput>, OperationResult>() {
- @Override
- public OperationResult apply(final RpcResult<UpdateLspOutput> input) {
- return input.getResult();
- }
- });
- }
- }));
-
- final RpcResult<PcepUpdateTunnelOutput> res = SuccessfulRpcResult.create(b.build());
- return Futures.immediateFuture(res);
- }
-
- @Override
- public void close() {
- LOG.debug("Shutting down instruction scheduler {}", this);
- }
+ private static final Logger LOG = LoggerFactory.getLogger(TunnelProgramming.class);
+ private final NetworkTopologyPcepService topologyService;
+ private final DataBroker dataProvider;
+ private final InstructionScheduler scheduler;
+
+ public TunnelProgramming(final InstructionScheduler scheduler, final DataBroker dataProvider,
+ final NetworkTopologyPcepService topologyService) {
+ this.scheduler = Preconditions.checkNotNull(scheduler);
+ this.dataProvider = Preconditions.checkNotNull(dataProvider);
+ this.topologyService = Preconditions.checkNotNull(topologyService);
+ }
+
+ private static final class TpReader {
+ private final ReadTransaction t;
+ private final InstanceIdentifier<Node> nii;
+ private final InstanceIdentifier<TerminationPoint> tii;
+
+ TpReader(final ReadTransaction t, final InstanceIdentifier<Topology> topo, final TpReference ref) {
+ this.t = Preconditions.checkNotNull(t);
+
+ this.nii = topo.child(Node.class, new NodeKey(ref.getNode()));
+ this.tii = this.nii.child(TerminationPoint.class, new TerminationPointKey(ref.getTp()));
+ }
+
+ private DataObject read(final InstanceIdentifier<?> id) {
+ try {
+ return this.t.read(LogicalDatastoreType.OPERATIONAL, id).checkedGet().get();
+ } catch (ReadFailedException | IllegalStateException e) {
+ throw new IllegalStateException("Failed to read data.", e);
+ }
+ }
+
+ private Node getNode() {
+ return (Node) read(this.nii);
+ }
+
+ private TerminationPoint getTp() {
+ return (TerminationPoint) read(this.tii);
+ }
+ }
+
+ private AddressFamily buildAddressFamily(final TerminationPoint sp, final TerminationPoint dp) {
+ // We need the IGP augmentation -- it has IP addresses
+ final TerminationPoint1 sp1 = Preconditions.checkNotNull(sp.getAugmentation(TerminationPoint1.class));
+ final TerminationPoint1 dp1 = Preconditions.checkNotNull(dp.getAugmentation(TerminationPoint1.class));
+
+ // Get the types
+ final TerminationPointType spt = sp1.getIgpTerminationPointAttributes().getTerminationPointType();
+ final TerminationPointType dpt = dp1.getIgpTerminationPointAttributes().getTerminationPointType();
+
+ // The types have to match
+ Preconditions.checkArgument(spt.getImplementedInterface().equals(dpt.getImplementedInterface()));
+
+ // And they have to actually be Ip
+ final Ip sips = (Ip) spt;
+ final Ip dips = (Ip) dpt;
+
+ /*
+ * Now a bit of magic. We need to find 'like' addresses, e.g. both
+ * IPv4 or both IPv6. We are in IPv6-enabled world now, so let's
+ * prefer that.
+ */
+ AddressFamily ret = findIpv6(sips.getIpAddress(), dips.getIpAddress());
+ if (ret == null) {
+ ret = findIpv4(sips.getIpAddress(), dips.getIpAddress());
+ }
+
+ // We need to have a ret now
+ Preconditions.checkArgument(ret != null, "Failed to find like Endpoint addresses");
+
+ return ret;
+ }
+
+ private AddressFamily findIpv4(final List<IpAddress> srcs, final List<IpAddress> dsts) {
+ for (final IpAddress sc : srcs) {
+ if (sc.getIpv4Address() != null) {
+ for (final IpAddress dc : dsts) {
+ if (dc.getIpv4Address() != null) {
+ return new Ipv4CaseBuilder().setIpv4(
+ new Ipv4Builder().setSourceIpv4Address(sc.getIpv4Address()).setDestinationIpv4Address(dc.getIpv4Address()).build()).build();
+ }
+ }
+ }
+ }
+
+ return null;
+ }
+
+ private AddressFamily findIpv6(final List<IpAddress> srcs, final List<IpAddress> dsts) {
+ for (final IpAddress sc : srcs) {
+ if (sc.getIpv6Address() != null) {
+ for (final IpAddress dc : dsts) {
+ if (dc.getIpv6Address() != null) {
+ return new Ipv6CaseBuilder().setIpv6(
+ new Ipv6Builder().setSourceIpv6Address(sc.getIpv6Address()).setDestinationIpv6Address(dc.getIpv6Address()).build()).build();
+ }
+ }
+ }
+ }
+
+ return null;
+ }
+
+ private NodeId supportingNode(final Node node) {
+ for (final SupportingNode n : node.getSupportingNode()) {
+ final SupportingNode1 n1 = n.getAugmentation(SupportingNode1.class);
+ if (n1 != null && n1.getPathComputationClient().isControlling()) {
+ return n.getKey().getNodeRef();
+ }
+ }
+
+ return null;
+ }
+
+ private Ero buildEro(final List<ExplicitHops> explicitHops) {
+ final EroBuilder b = new EroBuilder();
+
+ if (!explicitHops.isEmpty()) {
+ final List<Subobject> subobjs = new ArrayList<>(explicitHops.size());
+ for (final ExplicitHops h : explicitHops) {
+
+ final ExplicitHops1 h1 = h.getAugmentation(ExplicitHops1.class);
+ if (h1 != null) {
+ final SubobjectBuilder sb = new SubobjectBuilder();
+ sb.fieldsFrom(h1);
+ sb.setLoose(h.isLoose());
+ subobjs.add(sb.build());
+ } else {
+ LOG.debug("Ignoring unhandled explicit hop {}", h);
+ }
+ }
+ b.setSubobject(subobjs);
+ }
+ return b.build();
+ }
+
+ @Override
+ public ListenableFuture<RpcResult<PcepCreateP2pTunnelOutput>> pcepCreateP2pTunnel(final PcepCreateP2pTunnelInput input) {
+ final PcepCreateP2pTunnelOutputBuilder b = new PcepCreateP2pTunnelOutputBuilder();
+ b.setResult(AbstractInstructionExecutor.schedule(this.scheduler, new AbstractInstructionExecutor(input) {
+ @Override
+ protected ListenableFuture<OperationResult> invokeOperation() {
+ final InstanceIdentifier<Topology> tii = TopologyProgrammingUtil.topologyForInput(input);
+
+ final ReadTransaction t = TunnelProgramming.this.dataProvider.newReadOnlyTransaction();
+
+ final TpReader dr = new TpReader(t, tii, input.getDestination());
+ final TpReader sr = new TpReader(t, tii, input.getSource());
+
+ final Node sn = Preconditions.checkNotNull(sr.getNode());
+ final TerminationPoint sp = Preconditions.checkNotNull(sr.getTp());
+ final TerminationPoint dp = Preconditions.checkNotNull(dr.getTp());
+
+ final AddLspInputBuilder ab = new AddLspInputBuilder();
+ ab.setNode(Preconditions.checkNotNull(supportingNode(sn)));
+ ab.setName(input.getSymbolicPathName());
+
+ // The link has to be non-existent
+ final InstanceIdentifier<Link> lii = NodeChangedListener.linkIdentifier(tii, ab.getNode(), ab.getName());
+ try {
+ Preconditions.checkState(! t.read(LogicalDatastoreType.OPERATIONAL, lii).checkedGet().isPresent());
+ } catch (ReadFailedException e) {
+ throw new IllegalStateException("Failed to ensure link existence.", e);
+ }
+
+ final ArgumentsBuilder args = new ArgumentsBuilder();
+ if (input.getBandwidth() != null) {
+ args.setBandwidth(new BandwidthBuilder().setBandwidth(input.getBandwidth()).build());
+ }
+ if (input.getClassType() != null) {
+ args.setClassType(new ClassTypeBuilder().setClassType(input.getClassType()).build());
+ }
+ args.setEndpointsObj(new EndpointsObjBuilder().setAddressFamily(buildAddressFamily(sp, dp)).build());
+ args.setEro(buildEro(input.getExplicitHops()));
+ args.setLspa(new LspaBuilder(input).build());
+
+ AdministrativeStatus adminStatus = input.getAugmentation(PcepCreateP2pTunnelInput1.class).getAdministrativeStatus();
+ if (adminStatus != null) {
+ args.addAugmentation(Arguments2.class, new Arguments2Builder().setLsp(new LspBuilder().setAdministrative((adminStatus == AdministrativeStatus.Active) ? true : false).build()).build());
+ }
+
+ ab.setArguments(args.build());
+
+ return Futures.transform(
+ (ListenableFuture<RpcResult<AddLspOutput>>) TunnelProgramming.this.topologyService.addLsp(ab.build()),
+ new Function<RpcResult<AddLspOutput>, OperationResult>() {
+ @Override
+ public OperationResult apply(final RpcResult<AddLspOutput> input) {
+ return input.getResult();
+ }
+ });
+ }
+ }));
+
+ final RpcResult<PcepCreateP2pTunnelOutput> res = SuccessfulRpcResult.create(b.build());
+ return Futures.immediateFuture(res);
+ }
+
+ private Optional<Node> sourceNode(final ReadTransaction t, final InstanceIdentifier<Topology> topology, final Link link) throws ReadFailedException {
+ return t.read(LogicalDatastoreType.OPERATIONAL,
+ topology.child(Node.class, new NodeKey(link.getSource().getSourceNode()))).checkedGet();
+ }
+
+ @Override
+ public ListenableFuture<RpcResult<PcepDestroyTunnelOutput>> pcepDestroyTunnel(final PcepDestroyTunnelInput input) {
+ final PcepDestroyTunnelOutputBuilder b = new PcepDestroyTunnelOutputBuilder();
+ b.setResult(AbstractInstructionExecutor.schedule(this.scheduler, new AbstractInstructionExecutor(input) {
+ @Override
+ protected ListenableFuture<OperationResult> invokeOperation() {
+ final InstanceIdentifier<Topology> tii = TopologyProgrammingUtil.topologyForInput(input);
+ final InstanceIdentifier<Link> lii = TunnelProgrammingUtil.linkIdentifier(tii, input);
+
+ final ReadTransaction t = TunnelProgramming.this.dataProvider.newReadOnlyTransaction();
+ final Node node;
+ final Link link;
+
+ try {
+ // The link has to exist
+ link = (Link) t.read(LogicalDatastoreType.OPERATIONAL, lii).checkedGet().get();
+
+ // The source node has to exist
+ node = sourceNode(t, tii, link).get();
+ } catch (IllegalStateException | ReadFailedException e) {
+ return Futures.<OperationResult>immediateFuture(new OperationResult() {
+ @Override
+ public Class<? extends DataContainer> getImplementedInterface() {
+ return OperationResult.class;
+ }
+
+ @Override
+ public FailureType getFailure() {
+ return FailureType.Unsent;
+ }
+
+ @Override
+ public List<Error> getError() {
+ return Collections.emptyList();
+ }
+ });
+ }
+
+ final RemoveLspInputBuilder ab = new RemoveLspInputBuilder();
+ ab.setName(link.getAugmentation(Link1.class).getSymbolicPathName());
+ ab.setNode(node.getSupportingNode().get(0).getKey().getNodeRef());
+
+ return Futures.transform(
+ (ListenableFuture<RpcResult<RemoveLspOutput>>) TunnelProgramming.this.topologyService.removeLsp(ab.build()),
+ new Function<RpcResult<RemoveLspOutput>, OperationResult>() {
+ @Override
+ public OperationResult apply(final RpcResult<RemoveLspOutput> input) {
+ return input.getResult();
+ }
+ });
+ }
+ }));
+
+ final RpcResult<PcepDestroyTunnelOutput> res = SuccessfulRpcResult.create(b.build());
+ return Futures.immediateFuture(res);
+ }
+
+ @Override
+ public ListenableFuture<RpcResult<PcepUpdateTunnelOutput>> pcepUpdateTunnel(final PcepUpdateTunnelInput input) {
+ final PcepUpdateTunnelOutputBuilder b = new PcepUpdateTunnelOutputBuilder();
+ b.setResult(AbstractInstructionExecutor.schedule(this.scheduler, new AbstractInstructionExecutor(input) {
+ @Override
+ protected ListenableFuture<OperationResult> invokeOperation() {
+
+ final InstanceIdentifier<Topology> tii = TopologyProgrammingUtil.topologyForInput(input);
+ final InstanceIdentifier<Link> lii = TunnelProgrammingUtil.linkIdentifier(tii, input);
+
+ final ReadTransaction t = TunnelProgramming.this.dataProvider.newReadOnlyTransaction();
+ final Link link;
+ final Node node;
+
+ try {
+ // The link has to exist
+ link = (Link) t.read(LogicalDatastoreType.OPERATIONAL, lii).checkedGet().get();
+
+ // The source node has to exist
+ node = sourceNode(t, tii, link).get();
+ } catch (IllegalStateException | ReadFailedException e) {
+ return Futures.<OperationResult>immediateFuture(new OperationResult() {
+ @Override
+ public Class<? extends DataContainer> getImplementedInterface() {
+ return OperationResult.class;
+ }
+
+ @Override
+ public FailureType getFailure() {
+ return FailureType.Unsent;
+ }
+
+ @Override
+ public List<Error> getError() {
+ return Collections.emptyList();
+ }
+ });
+ }
+
+ final UpdateLspInputBuilder ab = new UpdateLspInputBuilder();
+ ab.setName(link.getAugmentation(Link1.class).getSymbolicPathName());
+ ab.setNode(Preconditions.checkNotNull(supportingNode(node)));
+
+ final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.update.lsp.args.ArgumentsBuilder args = new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev131024.update.lsp.args.ArgumentsBuilder();
+ args.setBandwidth(new BandwidthBuilder().setBandwidth(input.getBandwidth()).build());
+ args.setClassType(new ClassTypeBuilder().setClassType(input.getClassType()).build());
+ args.setEro(buildEro(input.getExplicitHops()));
+ args.setLspa(new LspaBuilder(input).build());
+
+ AdministrativeStatus adminStatus = input.getAugmentation(PcepUpdateTunnelInput1.class).getAdministrativeStatus();
+ if (adminStatus != null) {
+ args.addAugmentation(Arguments3.class, new Arguments3Builder().setLsp(new LspBuilder().setAdministrative((adminStatus == AdministrativeStatus.Active) ? true : false).build()).build());
+ }
+
+ ab.setArguments(args.build());
+
+ return Futures.transform(
+ (ListenableFuture<RpcResult<UpdateLspOutput>>) TunnelProgramming.this.topologyService.updateLsp(ab.build()),
+ new Function<RpcResult<UpdateLspOutput>, OperationResult>() {
+ @Override
+ public OperationResult apply(final RpcResult<UpdateLspOutput> input) {
+ return input.getResult();
+ }
+ });
+ }
+ }));
+
+ final RpcResult<PcepUpdateTunnelOutput> res = SuccessfulRpcResult.create(b.build());
+ return Futures.immediateFuture(res);
+ }
+
+ @Override
+ public void close() {
+ LOG.debug("Shutting down instruction scheduler {}", this);
+ }
}