Bump upstream dependencies to K-SR1
[transportpce.git] / networkmodel / src / main / java / org / opendaylight / transportpce / networkmodel / service / NetworkModelServiceImpl.java
index f17aef038415b2743e5e25c5c38c4606c82008ad..214aae49ce83da25f844146b79665b1bf62c6403 100644 (file)
@@ -19,10 +19,12 @@ import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 import java.util.stream.Collectors;
 import org.eclipse.jdt.annotation.Nullable;
+import org.opendaylight.mdsal.binding.api.DataBroker;
 import org.opendaylight.mdsal.binding.api.NotificationPublishService;
 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
 import org.opendaylight.transportpce.common.InstanceIdentifiers;
 import org.opendaylight.transportpce.common.NetworkUtils;
+import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
 import org.opendaylight.transportpce.common.mapping.PortMapping;
 import org.opendaylight.transportpce.common.network.NetworkTransactionService;
 import org.opendaylight.transportpce.networkmodel.R2RLinkDiscovery;
@@ -38,13 +40,15 @@ import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkmo
 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkmodel.rev201116.topology.update.result.TopologyChanges;
 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkmodel.rev201116.topology.update.result.TopologyChangesBuilder;
 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkmodel.rev201116.topology.update.result.TopologyChangesKey;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev210426.OpenroadmNodeVersion;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev210426.mapping.Mapping;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev210426.network.nodes.NodeInfo;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev220630.OtnLinkType;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev220922.OpenroadmNodeVersion;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev220922.mapping.Mapping;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev220922.network.nodes.NodeInfo;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.types.rev191129.NodeTypes;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.network.topology.rev200529.Link1;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.network.topology.rev200529.TerminationPoint1;
-import org.opendaylight.yang.gen.v1.http.transportpce.topology.rev210511.OtnLinkType;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.network.topology.rev230526.Link1;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.network.topology.rev230526.TerminationPoint1;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev220926.link.tp.LinkTp;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev220926.link.tp.LinkTpBuilder;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NodeId;
@@ -61,12 +65,16 @@ import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.top
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.node.TerminationPoint;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.node.TerminationPointKey;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.node.termination.point.SupportingTerminationPoint;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeConnectionStatus;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.device.rev231024.ConnectionOper.ConnectionStatus;
 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
 import org.opendaylight.yangtools.yang.common.Uint32;
+import org.osgi.service.component.annotations.Activate;
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Reference;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+@Component(immediate = true)
 public class NetworkModelServiceImpl implements NetworkModelService {
 
     private static final Logger LOG = LoggerFactory.getLogger(NetworkModelServiceImpl.class);
@@ -81,24 +89,21 @@ public class NetworkModelServiceImpl implements NetworkModelService {
     private Map<TopologyChangesKey, TopologyChanges> topologyChanges;
     private TopologyUpdateResult notification = null;
 
-    public NetworkModelServiceImpl(final NetworkTransactionService networkTransactionService,
-            final R2RLinkDiscovery linkDiscovery, PortMapping portMapping,
-            final NotificationPublishService notificationPublishService) {
+    @Activate
+    public NetworkModelServiceImpl(@Reference DataBroker dataBroker,
+            @Reference DeviceTransactionManager deviceTransactionManager,
+            @Reference final NetworkTransactionService networkTransactionService,
+            @Reference PortMapping portMapping,
+            @Reference final NotificationPublishService notificationPublishService) {
 
         this.networkTransactionService = networkTransactionService;
-        this.linkDiscovery = linkDiscovery;
+        this.linkDiscovery = new R2RLinkDiscovery(dataBroker, deviceTransactionManager, networkTransactionService);
         this.portMapping = portMapping;
         this.topologyShardMountedDevice = new HashMap<String, TopologyShard>();
         this.otnTopologyShardMountedDevice = new HashMap<String, TopologyShard>();
         this.notificationPublishService = notificationPublishService;
         this.topologyChanges = new HashMap<TopologyChangesKey, TopologyChanges>();
-    }
-
-    public void init() {
-        LOG.info("init ...");
-    }
-
-    public void close() {
+        LOG.debug("NetworkModelServiceImpl instantiated");
     }
 
     @Override
@@ -106,6 +111,14 @@ public class NetworkModelServiceImpl implements NetworkModelService {
         try {
             LOG.info("createOpenROADMNode: {} ", nodeId);
 
+            boolean firstMount;
+            if (portMapping.getNode(nodeId) == null) {
+                firstMount = true;
+            } else {
+                LOG.info("{} already exists in portmapping but was reconnected", nodeId);
+                firstMount = false;
+            }
+
             if (!portMapping.createMappingData(nodeId, openRoadmVersion)) {
                 LOG.warn("Could not generate port mapping for {} skipping network model creation", nodeId);
                 return;
@@ -131,7 +144,8 @@ public class NetworkModelServiceImpl implements NetworkModelService {
                 openroadmNetworkNode);
 
             // nodes/links creation in openroadm-topology
-            TopologyShard topologyShard = OpenRoadmTopology.createTopologyShard(portMapping.getNode(nodeId));
+            TopologyShard topologyShard = OpenRoadmTopology.createTopologyShard(portMapping.getNode(nodeId),
+                                                                                firstMount);
             if (topologyShard != null) {
                 this.topologyShardMountedDevice.put(nodeId, topologyShard);
                 for (Node openRoadmTopologyNode : topologyShard.getNodes()) {
@@ -174,7 +188,7 @@ public class NetworkModelServiceImpl implements NetworkModelService {
     }
 
     @Override
-    public void setOpenRoadmNodeStatus(String nodeId, NetconfNodeConnectionStatus.ConnectionStatus connectionStatus) {
+    public void setOpenRoadmNodeStatus(String nodeId, ConnectionStatus connectionStatus) {
         LOG.info("setOpenROADMNodeStatus: {} {}", nodeId, connectionStatus.name());
         /*
           TODO: set connection status of the device in model,
@@ -189,8 +203,11 @@ public class NetworkModelServiceImpl implements NetworkModelService {
      */
 
     @Override
-    public void deleteOpenRoadmnode(String nodeId) {
+    public boolean deleteOpenRoadmnode(String nodeId) {
         try {
+            if (!this.portMapping.isNodeExist(nodeId)) {
+                return false;
+            }
             NodeKey nodeIdKey = new NodeKey(new NodeId(nodeId));
 
             LOG.info("deleting node in {}", NetworkUtils.UNDERLAY_NETWORK_ID);
@@ -255,13 +272,15 @@ public class NetworkModelServiceImpl implements NetworkModelService {
             }
 
             LOG.info("deleteOpenROADMnode: {} version {}", nodeId, deviceVersion.getName());
-            this.portMapping.deleteMappingData(nodeId);
+            this.portMapping.deletePortMappingNode(nodeId);
 
             this.networkTransactionService.commit().get(1, TimeUnit.SECONDS);
             LOG.info("all nodes and links deleted ! ");
         } catch (InterruptedException | ExecutionException | TimeoutException e) {
             LOG.error("Error when trying to delete node : {}", nodeId, e);
+            return false;
         }
+        return true;
     }
 
     @Override
@@ -275,13 +294,13 @@ public class NetworkModelServiceImpl implements NetworkModelService {
         try {
             openroadmTopology = this.networkTransactionService
                 .read(LogicalDatastoreType.CONFIGURATION, InstanceIdentifiers.OVERLAY_NETWORK_II)
-                .get().get();
+                .get().orElseThrow();
             if (openroadmTopology.augmentation(Network1.class) != null) {
                 openroadmTopologyLinks = openroadmTopology.augmentation(Network1.class).getLink();
             }
             otnTopology = this.networkTransactionService
                 .read(LogicalDatastoreType.CONFIGURATION, InstanceIdentifiers.OTN_NETWORK_II)
-                .get().get();
+                .get().orElseThrow();
             if (otnTopology.augmentation(Network1.class) != null) {
                 otnTopologyLinks = otnTopology.augmentation(Network1.class).getLink();
             }
@@ -324,7 +343,7 @@ public class NetworkModelServiceImpl implements NetworkModelService {
                         .setNodeId(abstractNodeid)
                         .setTpId(tp.getTpId().getValue())
                         .setState(tp.augmentation(
-                            org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529.TerminationPoint1
+                            org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev230526.TerminationPoint1
                                 .class).getOperationalState())
                         .build();
                     if (!this.topologyChanges.containsKey(tc.key())) {
@@ -365,7 +384,7 @@ public class NetworkModelServiceImpl implements NetworkModelService {
                         .setNodeId(abstractNodeid)
                         .setTpId(tp.getTpId().getValue())
                         .setState(tp.augmentation(
-                            org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529.TerminationPoint1
+                            org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev230526.TerminationPoint1
                                 .class).getOperationalState())
                         .build();
                     if (!this.topologyChanges.containsKey(tc.key())) {
@@ -384,22 +403,34 @@ public class NetworkModelServiceImpl implements NetworkModelService {
     }
 
     @Override
-    public void createOtnLinks(String nodeA, String tpA, String nodeZ, String tpZ, OtnLinkType linkType) {
+    public void createOtnLinks(
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.renderer.rpc.result.sp.Link
+        notifLink, List<String> suppLinks, OtnLinkType linkType) {
+
         TopologyShard otnTopologyShard;
         switch (linkType) {
             case OTU4:
-                otnTopologyShard = OpenRoadmOtnTopology.createOtnLinks(nodeA, tpA, nodeZ, tpZ, linkType);
+            case OTUC2:
+            case OTUC3:
+            case OTUC4:
+                otnTopologyShard = OpenRoadmOtnTopology.createOtnLinks(notifLink, null, null, linkType);
                 break;
             case ODTU4:
-                String nodeTopoA = new StringBuilder(nodeA).append("-").append(tpA.split("-")[0]).toString();
-                String nodeTopoZ = new StringBuilder(nodeZ).append("-").append(tpZ.split("-")[0]).toString();
+            case ODUC2:
+            case ODUC3:
+            case ODUC4:
                 List<LinkId> linkIdList = new ArrayList<>();
-                linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoA, tpA, nodeTopoZ, tpZ, "OTU4"));
-                linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoZ, tpZ, nodeTopoA, tpA, "OTU4"));
+                if (suppLinks != null) {
+                    suppLinks.forEach(lk -> linkIdList.add(new LinkId(lk)));
+                }
                 List<Link> supportedOtu4links = getOtnLinks(linkIdList);
-                List<TerminationPoint> tps = getOtnNodeTps(nodeTopoA, tpA, nodeTopoZ, tpZ);
-
-                otnTopologyShard = OpenRoadmOtnTopology.createOtnLinks(supportedOtu4links, tps);
+                String nodeTopoA = convertNetconfNodeIdToTopoNodeId(notifLink.getATermination().getNodeId(),
+                    notifLink.getATermination().getTpId());
+                String nodeTopoZ = convertNetconfNodeIdToTopoNodeId(notifLink.getZTermination().getNodeId(),
+                    notifLink.getZTermination().getTpId());
+                List<TerminationPoint> tps = getOtnNodeTps(nodeTopoA, notifLink.getATermination().getTpId(), nodeTopoZ,
+                    notifLink.getZTermination().getTpId());
+                otnTopologyShard = OpenRoadmOtnTopology.createOtnLinks(notifLink, supportedOtu4links, tps, linkType);
                 break;
             default:
                 LOG.error("unknown otn link type {}", linkType);
@@ -440,36 +471,51 @@ public class NetworkModelServiceImpl implements NetworkModelService {
     }
 
     @Override
-    public void deleteOtnLinks(String nodeA, String tpA, String nodeZ, String tpZ, OtnLinkType linkType) {
+    public void deleteOtnLinks(
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.renderer.rpc.result.sp.Link
+        notifLink, List<String> suppLinks, OtnLinkType linkType) {
+
         TopologyShard otnTopologyShard;
-        String nodeTopoA = new StringBuilder(nodeA).append("-").append(tpA.split("-")[0]).toString();
-        String nodeTopoZ = new StringBuilder(nodeZ).append("-").append(tpZ.split("-")[0]).toString();
-        List<Link> otu4Links;
+        String nodeTopoA = convertNetconfNodeIdToTopoNodeId(notifLink.getATermination().getNodeId(),
+            notifLink.getATermination().getTpId());
+        String nodeTopoZ = convertNetconfNodeIdToTopoNodeId(notifLink.getZTermination().getNodeId(),
+            notifLink.getZTermination().getTpId());
+        String tpA = notifLink.getATermination().getTpId();
+        String tpZ = notifLink.getZTermination().getTpId();
+        List<Link> otuLinks;
         List<LinkId> linkIdList = new ArrayList<>();
         switch (linkType) {
             case OTU4:
-                linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoA, tpA, nodeTopoZ, tpZ, "OTU4"));
-                linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoZ, tpZ, nodeTopoA, tpA, "OTU4"));
-                otu4Links = getOtnLinks(linkIdList);
-                if (checkLinks(otu4Links)) {
-                    deleteLinks(otu4Links);
+            case OTUC2:
+            case OTUC3:
+            case OTUC4:
+                linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoA, tpA, nodeTopoZ, tpZ, linkType.getName()));
+                linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoZ, tpZ, nodeTopoA, tpA, linkType.getName()));
+                otuLinks = getOtnLinks(linkIdList);
+                if (checkLinks(otuLinks)) {
+                    deleteLinks(otuLinks);
                 } else {
                     LOG.error("Error deleting OTU4 links");
                 }
                 otnTopologyShard = new TopologyShard(null, null);
                 break;
             case ODTU4:
-                linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoA, tpA, nodeTopoZ, tpZ, "ODU4"));
-                linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoZ, tpZ, nodeTopoA, tpA, "ODU4"));
-                List<Link> odu4Links = getOtnLinks(linkIdList);
+            case ODUC2:
+            case ODUC3:
+            case ODUC4:
+                linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoA, tpA, nodeTopoZ, tpZ, linkType.getName()));
+                linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoZ, tpZ, nodeTopoA, tpA, linkType.getName()));
+                List<Link> oduLinks = getOtnLinks(linkIdList);
                 List<TerminationPoint> tps = getOtnNodeTps(nodeTopoA, tpA, nodeTopoZ, tpZ);
-                if (checkLinks(odu4Links) && checkTerminationPoints(tps)) {
-                    deleteLinks(odu4Links);
+                if (checkLinks(oduLinks) && checkTerminationPoints(tps)) {
+                    deleteLinks(oduLinks);
                     linkIdList.clear();
-                    linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoA, tpA, nodeTopoZ, tpZ, "OTU4"));
-                    linkIdList.add(LinkIdUtil.buildOtnLinkId(nodeTopoZ, tpZ, nodeTopoA, tpA, "OTU4"));
-                    otu4Links = getOtnLinks(linkIdList);
-                    otnTopologyShard = OpenRoadmOtnTopology.deleteOtnLinks(otu4Links, tps);
+                    if (suppLinks != null) {
+                        suppLinks.forEach(lk -> linkIdList.add(new LinkId(lk)));
+                    }
+                    otuLinks = getOtnLinks(linkIdList);
+
+                    otnTopologyShard = OpenRoadmOtnTopology.deleteOtnLinks(otuLinks, tps, linkType);
                 } else {
                     LOG.error("Error deleting ODU4 links");
                     otnTopologyShard = new TopologyShard(null, null);
@@ -479,6 +525,7 @@ public class NetworkModelServiceImpl implements NetworkModelService {
                 LOG.error("unknown otn link type {}", linkType);
                 otnTopologyShard = new TopologyShard(null, null);
         }
+
         if (otnTopologyShard.getLinks() != null) {
             for (Link otnTopologyLink : otnTopologyShard.getLinks()) {
                 LOG.info("deleting and updating otn links {} in {}", otnTopologyLink.getLinkId().getValue(),
@@ -514,13 +561,48 @@ public class NetworkModelServiceImpl implements NetworkModelService {
     }
 
     @Override
-    public void updateOtnLinks(List<String> nodeTps, String serviceRate, Short tribPortNb, Short tribSoltNb,
-            boolean isDeletion) {
-        List<Link> supportedOdu4Links = getSupportingOdu4Links(nodeTps);
-        List<TerminationPoint> tps = getOtnNodeTps(nodeTps);
+    public void updateOtnLinks(
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev210915.renderer.rpc.result.sp.Link
+            notifLink, List<String> suppLinks, Uint32 serviceRate, Short tribPortNb, Short minTribSoltNb,
+            Short maxTribSlotNb, boolean isDeletion) {
+
+        List<LinkTp> linkTerminations = new ArrayList<>();
+        List<Link> supportedOdu4Links = null;
+        if (notifLink != null) {
+            // retreive termination-points to be updated
+            linkTerminations.add(new LinkTpBuilder()
+                    .setNodeId(notifLink.getATermination().getNodeId())
+                    .setTpId(notifLink.getATermination().getTpId())
+                    .build());
+            linkTerminations.add(new LinkTpBuilder()
+                    .setNodeId(notifLink.getZTermination().getNodeId())
+                    .setTpId(notifLink.getZTermination().getTpId())
+                    .build());
+            // retreive supported links
+            supportedOdu4Links = getSupportingOdu4Links(linkTerminations, serviceRate);
+        } else if (suppLinks != null) {
+             // retreive supported links
+            List<LinkId> linkIdList = new ArrayList<>();
+            if (suppLinks != null) {
+                suppLinks.forEach(lk -> linkIdList.add(new LinkId(lk)));
+            }
+            supportedOdu4Links = getOtnLinks(linkIdList);
+            // retreive termination-points to be updated
+            for (Link link : supportedOdu4Links) {
+                LinkTp atermination = new LinkTpBuilder()
+                    .setNodeId(link.getSource().getSourceNode().getValue())
+                    .setTpId(link.getSource().getSourceTp().getValue())
+                    .build();
+                linkTerminations.add(atermination);
+            }
+        } else {
+            LOG.error("Impossible to update OTN links and their associated termination points in otn-topology");
+            return;
+        }
+        List<TerminationPoint> tps = getOtnNodeTps(linkTerminations);
         TopologyShard otnTopologyShard;
         otnTopologyShard = OpenRoadmOtnTopology.updateOtnLinks(supportedOdu4Links, tps, serviceRate, tribPortNb,
-            tribSoltNb, isDeletion);
+            minTribSoltNb, maxTribSlotNb, isDeletion);
         if (otnTopologyShard.getLinks() != null) {
             for (Link otnTopologyLink : otnTopologyShard.getLinks()) {
                 LOG.info("creating and updating otn links {} in {}", otnTopologyLink.getLinkId().getValue(),
@@ -559,6 +641,35 @@ public class NetworkModelServiceImpl implements NetworkModelService {
         }
     }
 
+    @Override
+    public void updateOtnLinks(List<String> suppLinks, boolean isDeletion) {
+        List<LinkId> linkIdList = new ArrayList<>();
+        if (suppLinks != null) {
+            suppLinks.forEach(lk -> linkIdList.add(new LinkId(lk)));
+        }
+        List<Link> supportedOtu4links = getOtnLinks(linkIdList);
+
+        TopologyShard otnTopologyShard = OpenRoadmOtnTopology.updateOtnLinks(supportedOtu4links, isDeletion);
+        if (otnTopologyShard.getLinks() != null) {
+            for (Link otnTopologyLink : otnTopologyShard.getLinks()) {
+                LOG.info("creating and updating otn links {} in {}", otnTopologyLink.getLinkId().getValue(),
+                    NetworkUtils.OVERLAY_NETWORK_ID);
+                InstanceIdentifier<Link> iiOtnTopologyLink = InstanceIdentifier.builder(Networks.class)
+                    .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OTN_NETWORK_ID)))
+                    .augmentation(Network1.class)
+                    .child(Link.class, otnTopologyLink.key())
+                    .build();
+                networkTransactionService.merge(LogicalDatastoreType.CONFIGURATION, iiOtnTopologyLink, otnTopologyLink);
+            }
+        }
+        try {
+            networkTransactionService.commit().get();
+        } catch (InterruptedException | ExecutionException e) {
+            LOG.error("Error adding OTN links in otn-topology", e);
+        }
+        LOG.info("OTN links updated");
+    }
+
     private List<Link> getOtnLinks(List<LinkId> linkIds) {
         List<Link> links = new ArrayList<>();
         for (LinkId linkId : linkIds) {
@@ -572,7 +683,7 @@ public class NetworkModelServiceImpl implements NetworkModelService {
             if (linkOptLf.isDone()) {
                 try {
                     if (linkOptLf.get().isPresent()) {
-                        links.add(linkOptLf.get().get());
+                        links.add(linkOptLf.get().orElseThrow());
                     }
                 } catch (InterruptedException | ExecutionException e) {
                     LOG.error("Error retreiving OTN links from otn-topology", e);
@@ -642,17 +753,17 @@ public class NetworkModelServiceImpl implements NetworkModelService {
         }
 
         if (tpAOpt.isPresent() && tpZOpt.isPresent()) {
-            tps.add(tpAOpt.get());
-            tps.add(tpZOpt.get());
+            tps.add(tpAOpt.orElseThrow());
+            tps.add(tpZOpt.orElseThrow());
         }
         return tps;
     }
 
-    private List<TerminationPoint> getOtnNodeTps(List<String> nodeTopoTps) {
+    private List<TerminationPoint> getOtnNodeTps(List<LinkTp> linkTerminations) {
         List<TerminationPoint> tps = new ArrayList<>();
-        for (String str : nodeTopoTps) {
-            String nodeId = str.split("--")[0];
-            String tp = str.split("--")[1];
+        for (LinkTp linkTp : linkTerminations) {
+            String tp = linkTp.getTpId();
+            String nodeId = formatNodeName(linkTp.getNodeId(), tp);
             InstanceIdentifier<TerminationPoint> iiTp = InstanceIdentifier.builder(Networks.class)
                 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OTN_NETWORK_ID)))
                 .child(Node.class, new NodeKey(new NodeId(nodeId)))
@@ -664,7 +775,7 @@ public class NetworkModelServiceImpl implements NetworkModelService {
                 try {
                     tpOpt = networkTransactionService.read(LogicalDatastoreType.CONFIGURATION, iiTp).get();
                     if (tpOpt.isPresent()) {
-                        tps.add(tpOpt.get());
+                        tps.add(tpOpt.orElseThrow());
                     }
                 } catch (InterruptedException | ExecutionException e) {
                     LOG.error("Error retreiving tp {} of node {} from otn-topology", tp, nodeId, e);
@@ -673,19 +784,13 @@ public class NetworkModelServiceImpl implements NetworkModelService {
                 LOG.error("error getting node termination points from the datastore");
             }
         }
-        if (tps.isEmpty()) {
-            LOG.warn("returning null");
-            return null;
-        } else {
-            LOG.info("returning tps = {}", tps.toString());
-            return tps;
-        }
+        return tps;
     }
 
     private void deleteLinks(List<Link> links) {
         for (Link otnTopologyLink : links) {
             LOG.info("deleting link {} from {}", otnTopologyLink.getLinkId().getValue(),
-                NetworkUtils.OVERLAY_NETWORK_ID);
+                NetworkUtils.OTN_NETWORK_ID);
             InstanceIdentifier<Link> iiOtnTopologyLink = InstanceIdentifier.builder(Networks.class)
                 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OTN_NETWORK_ID)))
                 .augmentation(Network1.class)
@@ -700,7 +805,7 @@ public class NetworkModelServiceImpl implements NetworkModelService {
         }
     }
 
-    private List<Link> getSupportingOdu4Links(List<String> nodesTopoTps) {
+    private List<Link> getSupportingOdu4Links(List<LinkTp> nodesTopoTps, Uint32 serviceRate) {
         InstanceIdentifier<Network1> iiOtnTopologyLinks = InstanceIdentifier.builder(Networks.class)
             .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OTN_NETWORK_ID)))
             .augmentation(Network1.class)
@@ -716,37 +821,35 @@ public class NetworkModelServiceImpl implements NetworkModelService {
             }
         }
         List<Link> odu4links = null;
-        if (netw1Opt.isPresent() && netw1Opt.get().getLink() != null) {
+        if (netw1Opt.isPresent() && netw1Opt.orElseThrow().getLink() != null) {
             odu4links = netw1Opt
-                .get()
+                .orElseThrow()
                 .nonnullLink().values()
-                .stream().filter(lk -> lk.getLinkId().getValue().startsWith("ODU4"))
+                .stream().filter(lk -> lk.getLinkId().getValue()
+                    .startsWith(Uint32.valueOf(100).equals(serviceRate) ? "ODUC4" : "ODTU4"))
                 .collect(Collectors.toList());
         }
+        if (odu4links == null) {
+            return null;
+        }
         List<Link> links = new ArrayList<>();
-        if (odu4links != null) {
-            for (String str : nodesTopoTps) {
-                String[] nodeAndTp = str.split("--");
-                if (nodeAndTp.length >= 2) {
-                    String nodeId = nodeAndTp[0];
-                    String tp = nodeAndTp[1];
-                    Link slink = odu4links.stream().filter(lk -> lk.getSource().getSourceNode().getValue()
-                        .equals(nodeId) && lk.getSource().getSourceTp().toString().equals(tp)).findFirst().get();
-                    if (!links.contains(slink)) {
-                        links.add(slink);
-                    }
-                    Link dlink = odu4links.stream().filter(lk -> lk.getDestination().getDestNode().getValue()
-                        .equals(nodeId) && lk.getDestination().getDestTp().toString().equals(tp)).findFirst().get();
-                    if (!links.contains(dlink)) {
-                        links.add(dlink);
-                    }
-                }
+        for (LinkTp linkTp : nodesTopoTps) {
+            String tp = linkTp.getTpId();
+            String nodeId = new StringBuilder(linkTp.getNodeId()).append("-")
+                .append(tp.split("-")[0]).toString();
+            Link slink = odu4links.stream().filter(lk -> lk.getSource().getSourceNode().getValue()
+                .equals(nodeId) && lk.getSource().getSourceTp().getValue().equals(tp)).findFirst().orElseThrow();
+            if (!links.contains(slink)) {
+                links.add(slink);
+            }
+            Link dlink = odu4links.stream().filter(lk -> lk.getDestination().getDestNode().getValue()
+                .equals(nodeId) && lk.getDestination().getDestTp().getValue().equals(tp)).findFirst().orElseThrow();
+            if (!links.contains(dlink)) {
+                links.add(dlink);
             }
-            LOG.debug("odu4links = {}", links.toString());
-            return links;
-        } else {
-            return null;
         }
+        LOG.debug("odu4oduC4links = {}", links);
+        return links;
     }
 
     private void createOpenRoadmOtnNode(String nodeId) {
@@ -777,6 +880,16 @@ public class NetworkModelServiceImpl implements NetworkModelService {
         }
     }
 
+    private String convertNetconfNodeIdToTopoNodeId(String nodeId, String tpId) {
+        return new StringBuilder(nodeId).append("-").append(tpId.split("-")[0]).toString();
+    }
+
+    private static String formatNodeName(String nodeName, String tpName) {
+        return nodeName.contains("-XPDR")
+            ? nodeName
+            : new StringBuilder(nodeName).append("-").append(tpName.split("-")[0]).toString();
+    }
+
     @SuppressFBWarnings(
             value = "UPM_UNCALLED_PRIVATE_METHOD",
             justification = "false positive, this method is used by public updateOpenRoadmNetworkTopology")