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