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                 LOG.trace("New EVC created, source IP: {} destination IP {}.",
  44                         evc.getUniSource().iterator().next().getIpAddress().getIpv4Address(),
  45                         evc.getUniDest().iterator().next().getIpAddress().getIpv4Address());
  46                 // For now, we assume that there is 1 uni per source/destination
  47                 if (evc.getUniDest() == null || evc.getUniDest().isEmpty()) {
  48                     LOG.error("Destination UNI cannot be null.");
  49                     break;
  50                 }
  51                 if (evc.getUniSource() == null || evc.getUniSource().isEmpty()) {
  52                     LOG.error("Source UNI cannot be null.");
  53                     break;
  54                 }
  55                 InstanceIdentifier<Node> sourceUniIid;
  56                 InstanceIdentifier<Node> destinationUniIid;
  57                 if (evc.getUniSource().iterator().next().getUni() != null) {
  58                     sourceUniIid = evc.getUniSource().iterator().next().getUni().firstIdentifierOf(Node.class);
  59                 } else {
  60                     sourceUniIid = UnimgrMapper.getUniIid(dataBroker,
  61                                                           evc.getUniSource().iterator().next().getIpAddress(),
  62                                                           LogicalDatastoreType.OPERATIONAL);
  63                 }
  64                 if (evc.getUniDest().iterator().next().getUni() != null) {
  65                     destinationUniIid = evc.getUniDest().iterator().next().getUni().firstIdentifierOf(Node.class);
  66                 } else {
  67                     destinationUniIid = UnimgrMapper.getUniIid(dataBroker,
  68                                                                evc.getUniDest().iterator().next().getIpAddress(),
  69                                                                LogicalDatastoreType.OPERATIONAL);
  70                 }
  71                 Optional<Node> optionalUniSource = UnimgrUtils.readNode(dataBroker,
  72                                                                         LogicalDatastoreType.CONFIGURATION,
  73                                                                         sourceUniIid);
  74                 Optional<Node> optionalUniDestination = UnimgrUtils.readNode(dataBroker,
  75                                                                              LogicalDatastoreType.CONFIGURATION,
  76                                                                              destinationUniIid);
  77                 Node uniSource;
  78                 Node uniDestination;
  79                 // Retrieve the source and destination Unis
  80                 if (optionalUniSource.isPresent() && optionalUniDestination.isPresent()) {
  81                     uniSource = optionalUniSource.get();
  82                     uniDestination = optionalUniDestination.get();
  83                     // Set source and destination
  84                     UniAugmentation sourceUniAugmentation =
  85                                         uniSource.getAugmentation(UniAugmentation.class);
  86                     UniAugmentation destinationUniAugmentation =
  87                                         uniDestination.getAugmentation(UniAugmentation.class);
  88                     Optional<Node> optionalSourceOvsdbNode =
  89                                        UnimgrUtils.readNode(dataBroker,
  90                                                             LogicalDatastoreType.OPERATIONAL,
  91                                                             sourceUniAugmentation
  92                                                                 .getOvsdbNodeRef()
  93                                                                 .getValue());
  94                     Optional<Node> optionalDestinationOvsdbNode =
  95                                        UnimgrUtils.readNode(dataBroker,
  96                                                             LogicalDatastoreType.OPERATIONAL,
  97                                                             destinationUniAugmentation
  98                                                                 .getOvsdbNodeRef()
  99                                                                 .getValue());
 100                     if (optionalSourceOvsdbNode.isPresent() && optionalDestinationOvsdbNode.isPresent()) {
 101                         InstanceIdentifier<Node> sourceBridgeIid =
 102                                 UnimgrMapper.getOvsdbBridgeNodeIid(optionalSourceOvsdbNode.get());
 103                         Optional<Node> optionalSourceBr = UnimgrUtils.readNode(dataBroker,
 104                                                                                LogicalDatastoreType.OPERATIONAL,
 105                                                                                sourceBridgeIid);
 106                         InstanceIdentifier<Node> destinationBridgeIid =
 107                                 UnimgrMapper.getOvsdbBridgeNodeIid(optionalDestinationOvsdbNode.get());
 108                         Optional<Node> optionalDestinationBr = UnimgrUtils.readNode(dataBroker,
 109                                                                                     LogicalDatastoreType.OPERATIONAL,
 110                                                                                     destinationBridgeIid);
 111                         Node sourceBr;
 112                         Node destinationBr;
 113                         if (optionalSourceBr.isPresent() && optionalDestinationBr.isPresent()) {
 114                             sourceBr = optionalSourceBr.get();
 115                             destinationBr = optionalDestinationBr.get();
 116                             UnimgrUtils.createTerminationPointNode(dataBroker,
 117                                                                    uniSource.getAugmentation(UniAugmentation.class),
 118                                                                    sourceBr,
 119                                                                    UnimgrConstants.DEFAULT_BRIDGE_NAME,
 120                                                                    UnimgrConstants.DEFAULT_TUNNEL_IFACE,
 121                                                                    UnimgrConstants.DEFAULT_GRE_NAME);
 122                             UnimgrUtils.createGreTunnel(dataBroker,
 123                                                         uniSource.getAugmentation(UniAugmentation.class),
 124                                                         uniDestination.getAugmentation(UniAugmentation.class),
 125                                                         sourceBr,
 126                                                         UnimgrConstants.DEFAULT_BRIDGE_NAME,
 127                                                         "gre0");
 128                             UnimgrUtils.createTerminationPointNode(dataBroker,
 129                                                                    uniSource.getAugmentation(UniAugmentation.class),
 130                                                                    destinationBr,
 131                                                                    UnimgrConstants.DEFAULT_BRIDGE_NAME,
 132                                                                    UnimgrConstants.DEFAULT_TUNNEL_IFACE,
 133                                                                    UnimgrConstants.DEFAULT_GRE_NAME);
 134                             UnimgrUtils.createGreTunnel(dataBroker,
 135                                                         uniDestination.getAugmentation(UniAugmentation.class),
 136                                                         uniSource.getAugmentation(UniAugmentation.class), destinationBr,
 137                                                         UnimgrConstants.DEFAULT_BRIDGE_NAME,
 138                                                         "gre0");
 139                         } else {
 140                             LOG.info("Unable to retrieve the source and/or destination bridge.");
 141                         }
 142                     } else {
 143                         LOG.info("Uname to retrieve the source and/or destination ovsdbNode.");
 144                     }
 145                 } else {
 146                     LOG.info("Unable to retrieve the source and/or destination Uni.");
 147                 }
 148             }
 149         }
 150     }
 151
 152 }