impl/src/main/java/org/opendaylight/unimgr/command/EvcCreateCommand.java

   1 /*
   2  * Copyright (c) 2015 CableLabs 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.unimgr.command;
   9
  10 import java.util.Map;
  11 import java.util.Map.Entry;
  12
  13 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  14 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  15 import org.opendaylight.unimgr.impl.UnimgrConstants;
  16 import org.opendaylight.unimgr.impl.UnimgrMapper;
  17 import org.opendaylight.unimgr.impl.UnimgrUtils;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.unimgr.rev151012.EvcAugmentation;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.unimgr.rev151012.UniAugmentation;
  20 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  21 import org.opendaylight.yangtools.yang.binding.DataObject;
  22 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 import com.google.common.base.Optional;
  27
  28 public class EvcCreateCommand extends AbstractCreateCommand {
  29
  30     private static final Logger LOG = LoggerFactory.getLogger(EvcCreateCommand.class);
  31
  32     public EvcCreateCommand(DataBroker dataBroker,
  33                             Map<InstanceIdentifier<?>, DataObject> changes) {
  34         super.dataBroker = dataBroker;
  35         super.changes = changes;
  36     }
  37
  38     @Override
  39     public void execute() {
  40         for (Entry<InstanceIdentifier<?>, DataObject> created : changes.entrySet()) {
  41             if (created.getValue() != null && created.getValue() instanceof EvcAugmentation) {
  42                 EvcAugmentation evc = (EvcAugmentation) created.getValue();
  43                 InstanceIdentifier<?> evcKey = created.getKey();
  44                 // For now, we assume that there is 1 uni per source/destination
  45                 if (evc.getUniDest() == null || evc.getUniDest().isEmpty()) {
  46                     LOG.error("Destination UNI cannot be null.");
  47                     break;
  48                 }
  49                 if (evc.getUniSource() == null || evc.getUniSource().isEmpty()) {
  50                     LOG.error("Source UNI cannot be null.");
  51                     break;
  52                 }
  53                 LOG.trace("New EVC created, source IP: {} destination IP {}.",
  54                         evc.getUniSource().iterator().next().getIpAddress().getIpv4Address(),
  55                         evc.getUniDest().iterator().next().getIpAddress().getIpv4Address());
  56                 InstanceIdentifier<Node> sourceUniIid;
  57                 InstanceIdentifier<Node> destinationUniIid;
  58                 //FIXME we are assuming that there is only 1 UNI source and destination
  59                 // per evc
  60                 InstanceIdentifier<?> iidSource = evc.getUniSource().iterator().next().getUni();
  61                 if (iidSource != null) {
  62                     sourceUniIid = iidSource.firstIdentifierOf(Node.class);
  63                 } else {
  64                     sourceUniIid = UnimgrMapper.getUniIid(dataBroker,
  65                                                           evc.getUniSource().iterator().next().getIpAddress(),
  66                                                           LogicalDatastoreType.OPERATIONAL);
  67                 }
  68                 InstanceIdentifier<?> iidDest = evc.getUniDest().iterator().next().getUni();
  69                 if (iidDest != null) {
  70                     destinationUniIid = iidDest.firstIdentifierOf(Node.class);
  71                 } else {
  72                     destinationUniIid = UnimgrMapper.getUniIid(dataBroker,
  73                                                                evc.getUniDest().iterator().next().getIpAddress(),
  74                                                                LogicalDatastoreType.OPERATIONAL);
  75                 }
  76                 Optional<Node> optionalUniSource = UnimgrUtils.readNode(dataBroker,
  77                                                                         LogicalDatastoreType.OPERATIONAL,
  78                                                                         sourceUniIid);
  79                 Optional<Node> optionalUniDestination = UnimgrUtils.readNode(dataBroker,
  80                                                                              LogicalDatastoreType.OPERATIONAL,
  81                                                                              destinationUniIid);
  82                 Node uniSource;
  83                 Node uniDestination;
  84                 // Retrieve the source and destination Unis
  85                 if (optionalUniSource.isPresent() && optionalUniDestination.isPresent()) {
  86                     uniSource = optionalUniSource.get();
  87                     uniDestination = optionalUniDestination.get();
  88                     // Set source and destination
  89                     UniAugmentation sourceUniAugmentation =
  90                                         uniSource.getAugmentation(UniAugmentation.class);
  91                     UniAugmentation destinationUniAugmentation =
  92                                         uniDestination.getAugmentation(UniAugmentation.class);
  93                     Optional<Node> optionalSourceOvsdbNode =
  94                                        UnimgrUtils.readNode(dataBroker,
  95                                                             LogicalDatastoreType.OPERATIONAL,
  96                                                             sourceUniAugmentation
  97                                                                 .getOvsdbNodeRef()
  98                                                                 .getValue());
  99                     Optional<Node> optionalDestinationOvsdbNode =
 100                                        UnimgrUtils.readNode(dataBroker,
 101                                                             LogicalDatastoreType.OPERATIONAL,
 102                                                             destinationUniAugmentation
 103                                                                 .getOvsdbNodeRef()
 104                                                                 .getValue());
 105                     if (optionalSourceOvsdbNode.isPresent() && optionalDestinationOvsdbNode.isPresent()) {
 106                         InstanceIdentifier<Node> sourceBridgeIid =
 107                                 UnimgrMapper.getOvsdbBridgeNodeIid(optionalSourceOvsdbNode.get());
 108                         Optional<Node> optionalSourceBr = UnimgrUtils.readNode(dataBroker,
 109                                                                                LogicalDatastoreType.OPERATIONAL,
 110                                                                                sourceBridgeIid);
 111                         InstanceIdentifier<Node> destinationBridgeIid =
 112                                 UnimgrMapper.getOvsdbBridgeNodeIid(optionalDestinationOvsdbNode.get());
 113                         Optional<Node> optionalDestinationBr = UnimgrUtils.readNode(dataBroker,
 114                                                                                     LogicalDatastoreType.OPERATIONAL,
 115                                                                                     destinationBridgeIid);
 116                         Node sourceBr;
 117                         Node destinationBr;
 118                         if (optionalSourceBr.isPresent() && optionalDestinationBr.isPresent()) {
 119                             sourceBr = optionalSourceBr.get();
 120                             destinationBr = optionalDestinationBr.get();
 121                             UnimgrUtils.createTerminationPointNode(dataBroker,
 122                                                                    uniSource.getAugmentation(UniAugmentation.class),
 123                                                                    sourceBr,
 124                                                                    UnimgrConstants.DEFAULT_BRIDGE_NAME,
 125                                                                    UnimgrConstants.DEFAULT_TUNNEL_IFACE);
 126                             UnimgrUtils.createGreTunnel(dataBroker,
 127                                                         uniSource.getAugmentation(UniAugmentation.class),
 128                                                         uniDestination.getAugmentation(UniAugmentation.class),
 129                                                         sourceBr,
 130                                                         UnimgrConstants.DEFAULT_BRIDGE_NAME,
 131                                                         UnimgrConstants.DEFAULT_GRE_TUNNEL_NAME);
 132                             UnimgrUtils.createTerminationPointNode(dataBroker,
 133                                                                    uniSource.getAugmentation(UniAugmentation.class),
 134                                                                    destinationBr,
 135                                                                    UnimgrConstants.DEFAULT_BRIDGE_NAME,
 136                                                                    UnimgrConstants.DEFAULT_TUNNEL_IFACE);
 137                             UnimgrUtils.createGreTunnel(dataBroker,
 138                                                         uniDestination.getAugmentation(UniAugmentation.class),
 139                                                         uniSource.getAugmentation(UniAugmentation.class), destinationBr,
 140                                                         UnimgrConstants.DEFAULT_BRIDGE_NAME,
 141                                                         UnimgrConstants.DEFAULT_GRE_TUNNEL_NAME);
 142                             UnimgrUtils.updateEvcNode(LogicalDatastoreType.CONFIGURATION,
 143                                                       evcKey,
 144                                                       evc,
 145                                                       sourceUniIid,
 146                                                       destinationUniIid,
 147                                                       dataBroker);
 148                             UnimgrUtils.updateEvcNode(LogicalDatastoreType.OPERATIONAL,
 149                                                       evcKey,
 150                                                       evc,
 151                                                       sourceUniIid,
 152                                                       destinationUniIid,
 153                                                       dataBroker);
 154                         } else {
 155                             LOG.info("Unable to retrieve the source and/or destination bridge.");
 156                         }
 157                     } else {
 158                         LOG.info("Uname to retrieve the source and/or destination ovsdbNode.");
 159                     }
 160                 } else {
 161                     LOG.info("Unable to retrieve the source and/or destination Uni.");
 162                 }
 163             }
 164         }
 165     }
 166
 167 }