gerrit.onap Code Review - ccsdk/features.git/blob

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * ONAP : ccsdk feature sdnr wt
   4  *  ================================================================================
   5  * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property.
   6  * All rights reserved.
   7  * ================================================================================
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  * ============LICENSE_END=========================================================
  20  */
  21 package org.onap.ccsdk.features.sdnr.wt.devicemanager.housekeeping;
  22
  23 import java.util.ArrayList;
  24 import java.util.List;
  25 import java.util.Optional;
  26 import org.eclipse.jdt.annotation.NonNull;
  27 import org.eclipse.jdt.annotation.Nullable;
  28 import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.DataProvider;
  29 import org.onap.ccsdk.features.sdnr.wt.devicemanager.devicemonitor.impl.DeviceMonitor;
  30 import org.onap.ccsdk.features.sdnr.wt.devicemanager.eventdatahandler.ODLEventListenerHandler;
  31 import org.onap.ccsdk.features.sdnr.wt.devicemanager.impl.DeviceManagerImpl;
  32 import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.service.NetworkElement;
  33 import org.opendaylight.mdsal.binding.api.MountPoint;
  34 import org.opendaylight.mdsal.binding.api.MountPointService;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.network.topology.topology.topology.types.TopologyNetconf;
  36 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  37 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  38 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
  39 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  40 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  41 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  42 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
  43 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  44 import org.slf4j.Logger;
  45 import org.slf4j.LoggerFactory;
  46
  47 public class ResyncNetworkElementHouskeepingService implements ResyncNetworkElementsListener {
  48
  49     private static final Logger LOG = LoggerFactory.getLogger(ResyncNetworkElementHouskeepingService.class);
  50
  51     private static final InstanceIdentifier<Topology> NETCONF_TOPO_IID =
  52             InstanceIdentifier.create(NetworkTopology.class).child(Topology.class,
  53                     new TopologyKey(new TopologyId(TopologyNetconf.QNAME.getLocalName())));
  54
  55     // Services to use
  56     private final MountPointService mountPointService;
  57     private final ODLEventListenerHandler odlEventListenerHandler;
  58     private final DataProvider databaseClientEvents;
  59     private final DeviceMonitor deviceMonitor;
  60     private final DeviceManagerImpl deviceManager;
  61
  62     /** Thread is started to du the clean up action **/
  63     private Thread threadDoClearCurrentFaultByNodename;
  64     /** Indicate number of refresh activities for log **/
  65     private int refreshCounter = 0;
  66
  67     /**
  68      * @param deviceManager to provide devices information
  69      * @param mountPointService service
  70      * @param odlEventListenerHandler handler for events
  71      * @param databaseClientEvents database to clean
  72      * @param deviceMonitor devicemonitor
  73      */
  74     public ResyncNetworkElementHouskeepingService(DeviceManagerImpl deviceManager, MountPointService mountPointService,
  75             ODLEventListenerHandler odlEventListenerHandler, DataProvider databaseClientEvents,
  76             DeviceMonitor deviceMonitor) {
  77         super();
  78         this.deviceManager = deviceManager;
  79         this.mountPointService = mountPointService;
  80         this.odlEventListenerHandler = odlEventListenerHandler;
  81         this.databaseClientEvents = databaseClientEvents;
  82         this.deviceMonitor = deviceMonitor;
  83     }
  84
  85     /**
  86      * Async RPC Interface implementation
  87      */
  88     @Override
  89     public @NonNull List<String> doClearCurrentFaultByNodename(@Nullable List<String> nodeNames)
  90             throws IllegalStateException {
  91
  92         if (this.databaseClientEvents == null) {
  93             throw new IllegalStateException("dbEvents service not instantiated");
  94         }
  95
  96         if (threadDoClearCurrentFaultByNodename != null && threadDoClearCurrentFaultByNodename.isAlive()) {
  97             throw new IllegalStateException("A clear task is already active");
  98         } else {
  99             List<String> nodeNamesInput;
 100
 101             // Create list of mountpoints if input is empty, using the content in ES
 102             if (nodeNames == null || nodeNames.size() <= 0) {
 103                 nodeNamesInput = this.databaseClientEvents.getAllNodesWithCurrentAlarms();
 104             } else {
 105                 nodeNamesInput = nodeNames;
 106             }
 107
 108             // Filter all mountpoints from input that were found and are known to this Cluster-node instance of
 109             // DeviceManager
 110             final List<String> nodeNamesHandled = new ArrayList<>();
 111             for (String mountpointName : nodeNamesInput) {
 112                 LOG.info("Work with mountpoint {}", mountpointName);
 113
 114                 if (odlEventListenerHandler != null && mountpointName.equals(odlEventListenerHandler.getOwnKeyName())) {
 115
 116                     // SDN Controller related alarms
 117                     // -- can not be recreated on all nodes in connected state
 118                     // -- would result in a DCAE/AAI Notification
 119                     // Conclusion for 1810 Delivery ... not covered by RPC function (See issue #43)
 120                     LOG.info("Ignore SDN Controller related alarms for {}", mountpointName);
 121                     // this.databaseClientEvents.clearFaultsCurrentOfNode(mountpointName);
 122                     // nodeNamesHandled.add(mountpointName);
 123
 124                 } else {
 125
 126                     if (mountPointService != null) {
 127                         InstanceIdentifier<Node> instanceIdentifier =
 128                                 NETCONF_TOPO_IID.child(Node.class, new NodeKey(new NodeId(mountpointName)));
 129                         Optional<MountPoint> optionalMountPoint = mountPointService.getMountPoint(instanceIdentifier);
 130
 131                         if (!optionalMountPoint.isPresent()) {
 132                             LOG.info("Remove Alarms for unknown mountpoint {}", mountpointName);
 133                             this.databaseClientEvents.clearFaultsCurrentOfNode(mountpointName);
 134                             nodeNamesHandled.add(mountpointName);
 135                         } else {
 136                             if (deviceManager.getConnectedNeByMountpoint(mountpointName) != null) {
 137                                 LOG.info("At node known mountpoint {}", mountpointName);
 138                                 nodeNamesHandled.add(mountpointName);
 139                             } else {
 140                                 LOG.info("At node unknown mountpoint {}", mountpointName);
 141                             }
 142                         }
 143                     }
 144                 }
 145             }
 146
 147             // Force a sync
 148             deviceMonitor.refreshAlarmsInDb();
 149
 150             threadDoClearCurrentFaultByNodename = new Thread(() -> {
 151                 refreshCounter++;
 152                 LOG.info("Start refresh mountpoint task {}", refreshCounter);
 153                 // for(String nodeName:nodeNamesOutput) {
 154                 for (String nodeName : nodeNamesHandled) {
 155                     NetworkElement ne = deviceManager.getConnectedNeByMountpoint(nodeName);
 156                     if (ne != null) {
 157                         LOG.info("Refresh mountpoint {}", nodeName);
 158                         ne.warmstart();
 159                     } else {
 160                         LOG.info("Unhandled mountpoint {}", nodeName);
 161                     }
 162                 }
 163                 LOG.info("End refresh mountpoint task {}", refreshCounter);
 164             });
 165             threadDoClearCurrentFaultByNodename.start();
 166             return nodeNamesHandled;
 167         }
 168     };
 169
 170 }