networkmodel/src/main/java/org/opendaylight/transportpce/networkmodel/listeners/AlarmNotificationListener.java

   1 /*
   2  * Copyright © 2017 AT&T 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.networkmodel.listeners;
   9
  10 import java.util.ArrayList;
  11 import java.util.List;
  12 import java.util.Optional;
  13 import java.util.concurrent.ExecutionException;
  14 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  15 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  16 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  17 import org.opendaylight.yang.gen.v1.http.org.openroadm.alarm.rev161014.AlarmNotification;
  18 import org.opendaylight.yang.gen.v1.http.org.openroadm.alarm.rev161014.OrgOpenroadmAlarmListener;
  19 import org.opendaylight.yang.gen.v1.http.org.openroadm.alarm.rev161014.alarm.ProbableCause;
  20 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.ResourceType;
  21 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.resource.Resource;
  22 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.resource.resource.CircuitPack;
  23 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.resource.resource.Connection;
  24 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.resource.resource.Degree;
  25 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.resource.resource.Interface;
  26 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.resource.resource.InternalLink;
  27 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.resource.resource.PhysicalLink;
  28 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.resource.resource.Port;
  29 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.resource.resource.Service;
  30 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.resource.resource.Shelf;
  31 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.rev161014.resource.resource.resource.Srg;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.ServiceNodelist;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.service.nodelist.Nodelist;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.service.nodelist.nodelist.Nodes;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.service.nodelist.nodelist.NodesBuilder;
  36 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39
  40 public class AlarmNotificationListener implements OrgOpenroadmAlarmListener {
  41
  42     private static final Logger LOG = LoggerFactory.getLogger(AlarmNotificationListener.class);
  43     private static final String PIPE = "|";
  44     private final DataBroker dataBroker;
  45
  46     public AlarmNotificationListener(DataBroker dataBroker) {
  47         this.dataBroker = dataBroker;
  48     }
  49
  50
  51     /**
  52      * Callback for alarm-notification.
  53      *
  54      * @param notification AlarmNotification object
  55      */
  56     @Override
  57     public void onAlarmNotification(AlarmNotification notification) {
  58         List<Nodes> allNodeList = new ArrayList<>();
  59         InstanceIdentifier<ServiceNodelist> serviceNodeListIID = InstanceIdentifier.create(ServiceNodelist.class);
  60         try {
  61             ReadOnlyTransaction rtx = dataBroker.newReadOnlyTransaction();
  62             com.google.common.base.Optional<ServiceNodelist> serviceListObject =
  63                     rtx.read(LogicalDatastoreType.OPERATIONAL, serviceNodeListIID).get();
  64             if (serviceListObject.isPresent()) {
  65                 for (Nodelist nodelist : serviceListObject.get().getNodelist()) {
  66                     allNodeList.addAll(nodelist.getNodes());
  67                 }
  68             }
  69         } catch (InterruptedException | ExecutionException ex) {
  70             LOG.warn("Exception thrown while reading Logical Connection Point value from {} {}", ex);
  71         }
  72         StringBuilder sb = new StringBuilder(notification.getResource().getDevice().getNodeId()).append(PIPE);
  73         sb.append(buildCause(notification.getProbableCause()));
  74         sb.append(notification.getId() != null ? notification.getId() : "").append(PIPE)
  75                 .append(notification.getType() != null ? notification.getType().toString() : "").append(PIPE)
  76                 .append(notification.getRaiseTime() != null ? notification.getRaiseTime().toString() : "").append(PIPE)
  77                 .append(notification.getSeverity() != null ? notification.getSeverity().getName() : "").append(PIPE)
  78                 .append(notification.getCircuitId() != null ? notification.getCircuitId() : "").append(PIPE);
  79
  80         sb.append(buildType(notification));
  81
  82         String message = sb.toString();
  83         Nodes build = new NodesBuilder().setNodeId(notification.getResource().getDevice().getNodeId()).build();
  84         if (allNodeList.contains(build)) {
  85             LOG.info(message);
  86         } else {
  87             LOG.warn(message);
  88         }
  89     }
  90
  91     private String buildCause(ProbableCause probableCause) {
  92         StringBuilder sb = new StringBuilder();
  93         if (probableCause == null) {
  94             return "||||";
  95         }
  96         sb.append((probableCause.getCause() != null) ? probableCause.getCause().getName() : "").append(PIPE)
  97                 .append((probableCause.getDirection() != null) ? probableCause.getDirection().getName() : "")
  98                 .append(PIPE).append((probableCause.getExtension() != null) ? probableCause.getExtension() : "")
  99                 .append(PIPE).append((probableCause.getLocation() != null) ? probableCause.getLocation().getName() : "")
 100                 .append(PIPE);
 101         return sb.toString();
 102     }
 103
 104     @SuppressWarnings("unchecked")
 105     private static <T extends Resource> Optional<T> tryCastToParticularResource(Class<T> resourceClass,
 106             Resource resource) {
 107         if (resource == null) {
 108             LOG.error("Resource is null.");
 109         } else if (!resourceClass.isInstance(resource)) {
 110             LOG.error("Resource implement different type than expected. Expected {}, actual {}.",
 111                     resourceClass.getSimpleName(), resource.getClass().getSimpleName());
 112         } else {
 113             return Optional.of((T) resource);
 114         }
 115         return Optional.empty();
 116     }
 117
 118     private static String buildType(AlarmNotification notification) {
 119         String circuitPack = "";
 120         String connection = "";
 121         String degree = "";
 122         String iface = "";
 123         String internalLink = "";
 124         String physicalLink = "";
 125         String service = "";
 126         String shelf = "";
 127         String sharedRiskGroup = "";
 128         String port = "";
 129         String portCircuitPack = "";
 130
 131         Resource resource = notification.getResource().getResource().getResource();
 132         ResourceType wantedResourceType = notification.getResource().getResourceType();
 133
 134         switch (wantedResourceType.getType()) {
 135             case CircuitPack:
 136                 Optional<CircuitPack> circuitPackOptional = tryCastToParticularResource(CircuitPack.class, resource);
 137                 if (circuitPackOptional.isPresent()) {
 138                     circuitPack = circuitPackOptional.get().getCircuitPackName();
 139                 }
 140                 break;
 141
 142             case Connection:
 143                 Optional<Connection> connectionOptional = tryCastToParticularResource(Connection.class, resource);
 144                 if (connectionOptional.isPresent()) {
 145                     connection = connectionOptional.get().getConnectionNumber();
 146                 }
 147                 break;
 148
 149             case Degree:
 150                 Optional<Degree> degreeOptional = tryCastToParticularResource(Degree.class, resource);
 151                 if (degreeOptional.isPresent()) {
 152                     degree = degreeOptional.get().getDegreeNumber().toString();
 153                 }
 154                 break;
 155
 156             case Interface:
 157                 Optional<Interface> interfaceOptional = tryCastToParticularResource(Interface.class, resource);
 158                 if (interfaceOptional.isPresent()) {
 159                     iface = interfaceOptional.get().getInterfaceName();
 160                 }
 161                 break;
 162
 163             case InternalLink:
 164                 Optional<InternalLink> internalLinkOptional = tryCastToParticularResource(InternalLink.class, resource);
 165                 if (internalLinkOptional.isPresent()) {
 166                     internalLink = internalLinkOptional.get().getInternalLinkName();
 167                 }
 168                 break;
 169
 170             case PhysicalLink:
 171                 Optional<PhysicalLink> physicalLinkOptional = tryCastToParticularResource(PhysicalLink.class, resource);
 172                 if (physicalLinkOptional.isPresent()) {
 173                     physicalLink = physicalLinkOptional.get().getPhysicalLinkName();
 174                 }
 175                 break;
 176
 177             case Service:
 178                 Optional<Service> serviceOptional = tryCastToParticularResource(Service.class, resource);
 179                 if (serviceOptional.isPresent()) {
 180                     service = serviceOptional.get().getServiceName();
 181                 }
 182                 break;
 183
 184             case Shelf:
 185                 Optional<Shelf> shelfOptional = tryCastToParticularResource(Shelf.class, resource);
 186                 if (shelfOptional.isPresent()) {
 187                     shelf = shelfOptional.get().getShelfName();
 188                 }
 189                 break;
 190
 191             case SharedRiskGroup:
 192                 Optional<Srg> sharedRiskGroupOptional = tryCastToParticularResource(Srg.class, resource);
 193                 if (sharedRiskGroupOptional.isPresent()) {
 194                     sharedRiskGroup = sharedRiskGroupOptional.get().getSrgNumber().toString();
 195                 }
 196                 break;
 197
 198             case Port:
 199                 Optional<Port> portContainerOptional = tryCastToParticularResource(Port.class, resource);
 200                 if (portContainerOptional.isPresent()) {
 201                     port = portContainerOptional.get().getPort().getPortName();
 202                     portCircuitPack = portContainerOptional.get().getPort().getCircuitPackName();
 203                 }
 204                 break;
 205
 206             default:
 207                 LOG.warn("Unknown resource type {}", wantedResourceType);
 208         }
 209         StringBuilder sb = new StringBuilder(circuitPack);
 210         sb.append(PIPE).append(connection).append(PIPE).append(degree).append(PIPE).append(iface);
 211         sb.append(PIPE).append(internalLink).append(PIPE).append(physicalLink).append(PIPE).append(service);
 212         sb.append(PIPE).append(shelf).append(PIPE).append(sharedRiskGroup).append(PIPE).append(port);
 213         sb.append(PIPE).append(portCircuitPack);
 214         return sb.toString();
 215     }
 216 }