package org.opendaylight.transportpce.pce.networkanalyzer;
-import java.io.IOException;
-import java.io.ObjectInputStream;
-import java.io.ObjectOutputStream;
import java.io.Serializable;
+import java.util.Collection;
+import java.util.Iterator;
import java.util.List;
-
-import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev181130.Link1;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.link.rev181130.span.attributes.LinkConcatenation.FiberType;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.rev181130.networks.network.link.oms.attributes.Span;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev181130.OpenroadmLinkType;
-import org.opendaylight.yang.gen.v1.http.transportpce.topology.rev200129.OtnLinkType;
+import java.util.Map;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev220630.OtnLinkType;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev211210.Link1;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.state.types.rev191129.State;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.equipment.states.types.rev191129.AdminStates;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.link.rev211210.span.attributes.LinkConcatenation1;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.link.rev211210.span.attributes.LinkConcatenation1.FiberType;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.rev211210.networks.network.link.oms.attributes.Span;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev211210.OpenroadmLinkType;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev211210.link.concatenation.LinkConcatenation;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev211210.link.concatenation.LinkConcatenationKey;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NodeId;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.LinkId;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.TpId;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.Link;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+@SuppressWarnings("serial")
+@edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
+ value = "SE_NO_SERIALVERSIONID",
+ justification = "https://github.com/rzwitserloot/lombok/wiki/WHY-NOT:-serialVersionUID")
public class PceLink implements Serializable {
- private static final long serialVersionUID = 1L;
/* Logging. */
private static final Logger LOG = LoggerFactory.getLogger(PceLink.class);
///////////////////////// LINKS ////////////////////
*/
double weight = 0;
private boolean isValid = true;
- private boolean isOtnValid = true;
// this member is for XPONDER INPUT/OUTPUT links.
// it keeps name of client corresponding to NETWORK TP
private final OpenroadmLinkType linkType;
private final NodeId sourceId;
private final NodeId destId;
- private transient Object sourceTP;
- private transient Object destTP;
+ private final TpId sourceTP;
+ private final TpId destTP;
private final String sourceNetworkSupNodeId;
private final String destNetworkSupNodeId;
private final String sourceCLLI;
private final String destCLLI;
private final LinkId oppositeLink;
+ private final AdminStates adminStates;
+ private final State state;
private final Long latency;
private final Long availableBandwidth;
private final Long usedBandwidth;
private final List<Long> srlgList;
private final double osnr;
private final transient Span omsAttributesSpan;
- private static final double CELERITY = 2.99792458 * 1e5; //meter per ms
+ //meter per ms
+ private static final double CELERITY = 2.99792458 * 1e5;
private static final double NOISE_MASK_A = 0.571429;
private static final double NOISE_MASK_B = 39.285714;
private static final double UPPER_BOUND_OSNR = 33;
private static final double LOWER_BOUND_OSNR = 0.1;
public PceLink(Link link, PceNode source, PceNode dest) {
- LOG.info("PceLink: : PceLink start ");
+ LOG.debug("PceLink: : PceLink start ");
this.linkId = link.getLinkId();
this.oppositeLink = calcOpposite(link);
+ this.adminStates = link.augmentation(Link1.class).getAdministrativeState();
+ this.state = link.augmentation(Link1.class).getOperationalState();
+
if (this.linkType == OpenroadmLinkType.ROADMTOROADM) {
this.omsAttributesSpan = MapUtils.getOmsAttributesSpan(link);
this.srlgList = MapUtils.getSRLG(link);
this.omsAttributesSpan = null;
this.srlgList = null;
this.latency = 0L;
- this.osnr = 100L; //infinite OSNR in DB
+ //infinite OSNR in DB
+ this.osnr = 100L;
this.availableBandwidth = 0L;
this.usedBandwidth = 0L;
}
//Compute the link latency : if the latency is not defined, the latency is computed from the omsAttributesSpan
private Long calcLatency(Link link) {
- Link1 link1 = null;
- Long tmplatency;
- link1 = link.augmentation(Link1.class);
+ Link1 link1 = link.augmentation(Link1.class);
if (link1.getLinkLatency() != null) {
- tmplatency = link1.getLinkLatency().toJava();
- return tmplatency;
+ return link1.getLinkLatency().toJava();
}
-
- try {
- double tmp = 0;
- for (int i = 0; i < this.omsAttributesSpan.getLinkConcatenation().size(); i++) {
- //Length is expressed in meter and latency is expressed in ms according to OpenROADM MSA
- tmp += this.omsAttributesSpan.getLinkConcatenation().get(i).getSRLGLength().toJava() / CELERITY;
- LOG.info("In PceLink: The latency of link {} == {}",link.getLinkId(),tmp);
+ if (this.omsAttributesSpan == null) {
+ return 1L;
+ }
+ double tmp = 0;
+ Map<LinkConcatenationKey, LinkConcatenation> linkConcatenationMap = this.omsAttributesSpan
+ .nonnullLinkConcatenation();
+ for (Map.Entry<LinkConcatenationKey, LinkConcatenation> entry : linkConcatenationMap.entrySet()) {
+ // Length is expressed in meter and latency is expressed in ms according to OpenROADM MSA
+ if (entry == null || entry.getValue() == null || entry.getValue().getSRLGLength() == null) {
+ LOG.debug("In PceLink: cannot compute the latency for the link {}", link.getLinkId().getValue());
+ return 1L;
}
- tmplatency = (long) Math.ceil(tmp);
- } catch (NullPointerException e) {
- LOG.debug("In PceLink: cannot compute the latency for the link {}",link.getLinkId().getValue());
- tmplatency = 1L;
+ tmp += entry.getValue().getSRLGLength().doubleValue() / CELERITY;
+ LOG.debug("In PceLink: The latency of link {} == {}", link.getLinkId(), tmp);
}
- return tmplatency;
+ return (long) Math.ceil(tmp);
}
//Compute the OSNR of a span
- public double calcSpanOSNR() {
- try {
- double pout; //power on the output of the previous ROADM (dBm)
- pout = retrievePower(this.omsAttributesSpan.getLinkConcatenation().get(0).getFiberType());
- double spanLoss = this.omsAttributesSpan.getSpanlossCurrent().getValue().doubleValue(); // span loss (dB)
- double pin = pout - spanLoss; //power on the input of the current ROADM (dBm)
- double spanOsnrDb;
- spanOsnrDb = NOISE_MASK_A * pin + NOISE_MASK_B;
- if (spanOsnrDb > UPPER_BOUND_OSNR) {
- spanOsnrDb = UPPER_BOUND_OSNR;
- } else if (spanOsnrDb < LOWER_BOUND_OSNR) {
- spanOsnrDb = LOWER_BOUND_OSNR;
- }
- return spanOsnrDb;
- } catch (NullPointerException e) {
+ private double calcSpanOSNR() {
+ if (this.omsAttributesSpan == null) {
+ return 0L;
+ }
+ Collection<LinkConcatenation> linkConcatenationList =
+ this.omsAttributesSpan.nonnullLinkConcatenation().values();
+ if (linkConcatenationList == null) {
LOG.error("in PceLink : Null field in the OmsAttrubtesSpan");
return 0L;
}
+ Iterator<LinkConcatenation> linkConcatenationiterator = linkConcatenationList.iterator();
+ if (!linkConcatenationiterator.hasNext()) {
+ return 0L;
+ }
+ // power on the output of the previous ROADM (dBm)
+ double pout = retrievePower(linkConcatenationiterator.next().augmentation(LinkConcatenation1.class)
+ .getFiberType());
+ // span loss (dB)
+ double spanLoss = this.omsAttributesSpan.getSpanlossCurrent().getValue().doubleValue();
+ // power on the input of the current ROADM (dBm)
+ double pin = pout - spanLoss;
+ double spanOsnrDb = NOISE_MASK_A * pin + NOISE_MASK_B;
+ if (spanOsnrDb > UPPER_BOUND_OSNR) {
+ spanOsnrDb = UPPER_BOUND_OSNR;
+ } else if (spanOsnrDb < LOWER_BOUND_OSNR) {
+ spanOsnrDb = LOWER_BOUND_OSNR;
+ }
+ return spanOsnrDb;
}
private double retrievePower(FiberType fiberType) {
return oppositeLink;
}
- public Object getSourceTP() {
+ public AdminStates getAdminStates() {
+ return adminStates;
+ }
+
+ public State getState() {
+ return state;
+ }
+
+ public TpId getSourceTP() {
return sourceTP;
}
- public Object getDestTP() {
+ public TpId getDestTP() {
return destTP;
}
isValid = false;
LOG.error("PceLink: No Link type or opposite link is available. Link is ignored {}", linkId);
}
- if ((this.sourceId == null) || (this.destId == null) || (this.sourceTP == null) || (this.destTP == null)) {
- isValid = false;
- LOG.error("PceLink: No Link source or destination is available. Link is ignored {}", linkId);
- }
- if ((this.sourceNetworkSupNodeId.equals("")) || (this.destNetworkSupNodeId.equals(""))) {
- isValid = false;
- LOG.error("PceLink: No Link source SuppNodeID or destination SuppNodeID is available. Link is ignored {}",
- linkId);
- }
- if ((this.sourceCLLI.equals("")) || (this.destCLLI.equals(""))) {
- isValid = false;
- LOG.error("PceLink: No Link source CLLI or destination CLLI is available. Link is ignored {}", linkId);
- }
+ isValid = checkParams();
if ((this.omsAttributesSpan == null) && (this.linkType == OpenroadmLinkType.ROADMTOROADM)) {
isValid = false;
LOG.error("PceLink: Error reading Span for OMS link. Link is ignored {}", linkId);
}
OtnLinkType otnLinkType = link
- .augmentation(org.opendaylight.yang.gen.v1.http.transportpce.topology.rev200129.Link1.class)
+ .augmentation(org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils
+ .rev220630.Link1.class)
.getOtnLinkType();
if (this.availableBandwidth == 0L) {
LOG.error("PceLink: No bandwidth available for OTN Link, link {} is ignored ", linkId);
long neededBW;
OtnLinkType neededType = null;
switch (serviceType) {
-
+ case "ODUC2":
+ if (this.usedBandwidth != 0L) {
+ return false;
+ }
+ neededBW = 200000L;
+ // Add intermediate rate otn-link-type
+ neededType = OtnLinkType.OTUC2;
+ break;
+ case "ODUC3":
+ if (this.usedBandwidth != 0L) {
+ return false;
+ }
+ neededBW = 300000L;
+ // hange otn-link-type
+ neededType = OtnLinkType.OTUC3;
+ break;
+ case "ODUC4":
+ if (this.usedBandwidth != 0L) {
+ return false;
+ }
+ neededBW = 400000L;
+ neededType = OtnLinkType.OTUC4;
+ break;
case "ODU4":
+ case "100GEs":
if (this.usedBandwidth != 0L) {
return false;
}
case "ODU1":
neededBW = 2500L;
break;
+ case "100GEm":
+ neededBW = 100000L;
+ // TODO: Here link type needs to be changed, based on the line-rate
+ neededType = OtnLinkType.ODUC4;
+ break;
case "10GE":
neededBW = 10000L;
neededType = OtnLinkType.ODTU4;
if ((this.availableBandwidth >= neededBW)
&& ((neededType == null) || (neededType.equals(otnLinkType)))) {
- LOG.info("PceLink: Selected Link {} has available bandwidth and is eligible for {} creation ",
+ LOG.debug("PceLink: Selected Link {} has available bandwidth and is eligible for {} creation ",
linkId, serviceType);
}
+ return checkParams();
+ }
+
+ private boolean checkParams() {
if ((this.linkId == null) || (this.linkType == null) || (this.oppositeLink == null)) {
LOG.error("PceLink: No Link type or opposite link is available. Link is ignored {}", linkId);
return false;
}
+ if ((this.adminStates == null) || (this.state == null)) {
+ LOG.error("PceLink: Link is not available. Link is ignored {}", linkId);
+ return false;
+ }
if ((this.sourceId == null) || (this.destId == null) || (this.sourceTP == null) || (this.destTP == null)) {
LOG.error("PceLink: No Link source or destination is available. Link is ignored {}", linkId);
return false;
public String toString() {
return "PceLink type=" + linkType + " ID=" + linkId.getValue() + " latency=" + latency;
}
-
- private void writeObject(ObjectOutputStream out) throws IOException {
- out.defaultWriteObject();
- out.writeObject(this.sourceTP);
- out.writeObject(this.destTP);
- }
-
- private void readObject(ObjectInputStream in) throws IOException,ClassNotFoundException {
- in.defaultReadObject();
- this.sourceTP = in.readObject();
- this.destTP = in.readObject();
- }
}