impl/src/main/java/org/opendaylight/unimgr/command/UniCreateCommand.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.List;
  11 import java.util.Map;
  12 import java.util.Map.Entry;
  13
  14 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  15 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  16 import org.opendaylight.unimgr.impl.UnimgrConstants;
  17 import org.opendaylight.unimgr.impl.UnimgrMapper;
  18 import org.opendaylight.unimgr.impl.UnimgrUtils;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeAugmentation;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeRef;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.unimgr.rev151012.UniAugmentation;
  22 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  23 import org.opendaylight.yangtools.yang.binding.DataObject;
  24 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  25 import org.slf4j.Logger;
  26 import org.slf4j.LoggerFactory;
  27
  28 import com.google.common.base.Optional;
  29
  30 public class UniCreateCommand extends AbstractCreateCommand {
  31
  32     private static final Logger LOG = LoggerFactory.getLogger(UniCreateCommand.class);
  33
  34     public UniCreateCommand(DataBroker dataBroker,
  35             Map<InstanceIdentifier<?>, DataObject> changes) {
  36         super.dataBroker = dataBroker;
  37         super.changes = changes;
  38     }
  39
  40     @Override
  41     public void execute() {
  42         for (Entry<InstanceIdentifier<?>, DataObject> created : changes.entrySet()) {
  43             if (created.getValue() != null && created.getValue() instanceof UniAugmentation) {
  44                 UniAugmentation uni = (UniAugmentation) created.getValue();
  45                 InstanceIdentifier<?> uniKey = created.getKey();
  46                 LOG.info("New UNI created {}.", uni.getIpAddress().getIpv4Address());
  47                 /* We assume that when the user specifies the
  48                  * ovsdb-node-ref that the node already exists in
  49                  * the controller and that the OVS instance is in
  50                  * active mode.
  51                  *
  52                  * We assume that when the user doesn't specify the
  53                  * ovsdb-node-id that the node doesn't exist therefor
  54                  * has to be created with the IP address because it's
  55                  * in passive mode.
  56                  *
  57                  * Active mode (TCP): the UUID is in format ovsdb://UUID
  58                  * Passive mode (PTCP): the UUID is in format ovsdb://IP:6640
  59                  *
  60                  */
  61                 if (uni.getOvsdbNodeRef() != null) {
  62                     OvsdbNodeRef ovsdbNodeRef = uni.getOvsdbNodeRef();
  63                     Optional<Node> optionalNode = UnimgrUtils.readNode(dataBroker,
  64                                                                        LogicalDatastoreType.OPERATIONAL,
  65                                                                        ovsdbNodeRef.getValue());
  66                     if (!optionalNode.isPresent()) {
  67                         LOG.info("Invalid OVSDB node instance identifier specified, "
  68                                + "attempting to retrieve the node.");
  69                         Optional<Node> optionalOvsdbNode = UnimgrUtils.findOvsdbNode(dataBroker,
  70                                                                                      uni);
  71                         Node ovsdbNode;
  72                         if (optionalOvsdbNode.isPresent()) {
  73                             ovsdbNode = optionalOvsdbNode.get();
  74                             LOG.info("Retrieved the OVSDB node {}", ovsdbNode.getNodeId());
  75                             UnimgrUtils.updateUniNode(LogicalDatastoreType.CONFIGURATION,
  76                                                       uniKey,
  77                                                       uni,
  78                                                       ovsdbNode,
  79                                                       dataBroker);
  80                         } else {
  81                             ovsdbNode = UnimgrUtils.createOvsdbNode(dataBroker,
  82                                                                     uni);
  83                             LOG.info("Could not retrieve the OVSDB node,"
  84                                    + " created a new one: {}", ovsdbNode.getNodeId());
  85                             UnimgrUtils.updateUniNode(LogicalDatastoreType.CONFIGURATION,
  86                                                       uniKey,
  87                                                       uni,
  88                                                       ovsdbNode,
  89                                                       dataBroker);
  90                         }
  91                     }
  92                 } else {
  93                     // We assume the ovs is in passive mode
  94                     // Check if the ovsdb node exist
  95                     Optional<Node> optionalOvsdbNode = UnimgrUtils.findOvsdbNode(dataBroker,
  96                                                                                  uni);
  97                     Node ovsdbNode;
  98                     if (optionalOvsdbNode.isPresent()) {
  99                         ovsdbNode = optionalOvsdbNode.get();
 100                         LOG.info("Retrieved the OVSDB node");
 101                         UnimgrUtils.updateUniNode(LogicalDatastoreType.CONFIGURATION,
 102                                                   uniKey,
 103                                                   uni,
 104                                                   ovsdbNode,
 105                                                   dataBroker);
 106                     } else {
 107                         ovsdbNode = UnimgrUtils.createOvsdbNode(dataBroker,
 108                                                                 uni);
 109                         if (ovsdbNode != null) {
 110                             LOG.info("Could not retrieve the OVSDB node,"
 111                                     + "created a new one: {}", ovsdbNode.getNodeId());
 112                              UnimgrUtils.updateUniNode(LogicalDatastoreType.CONFIGURATION,
 113                                                        uniKey,
 114                                                        uni,
 115                                                        ovsdbNode,
 116                                                        dataBroker);
 117                         }
 118                     }
 119                 }
 120             }
 121             if (created.getValue() != null && created.getValue() instanceof OvsdbNodeAugmentation) {
 122                 OvsdbNodeAugmentation ovsdbNodeAugmentation = (OvsdbNodeAugmentation) created
 123                                                                                           .getValue();
 124                 InstanceIdentifier<Node> ovsdbIid = created.getKey().firstIdentifierOf(Node.class);
 125                 if (ovsdbNodeAugmentation != null) {
 126                     LOG.info("Received an OVSDB node create {}",
 127                             ovsdbNodeAugmentation.getConnectionInfo()
 128                                                  .getRemoteIp()
 129                                                  .getIpv4Address()
 130                                                  .getValue());
 131                     List<Node> uniNodes = UnimgrUtils.getUniNodes(dataBroker);
 132                     if (uniNodes != null && !uniNodes.isEmpty()) {
 133                         for (Node uniNode: uniNodes) {
 134                             UniAugmentation uniAugmentation = uniNode.getAugmentation(UniAugmentation.class);
 135                             if (uniAugmentation.getOvsdbNodeRef() != null
 136                                     && uniAugmentation.getOvsdbNodeRef().getValue() != null) {
 137                                 InstanceIdentifier<Node> ovsdbNodeRefIid = uniAugmentation
 138                                                                             .getOvsdbNodeRef()
 139                                                                             .getValue()
 140                                                                             .firstIdentifierOf(Node.class);
 141                                 if (ovsdbNodeRefIid.equals(ovsdbIid)) {
 142                                     Optional<Node> optionalOvsdbNode = UnimgrUtils.readNode(dataBroker,
 143                                                                                             LogicalDatastoreType.OPERATIONAL,
 144                                                                                             ovsdbIid);
 145                                     if (optionalOvsdbNode.isPresent()) {
 146                                         InstanceIdentifier<Node> uniIid =
 147                                                                     UnimgrMapper.getUniIid(dataBroker,
 148                                                                                            uniAugmentation.getIpAddress(),
 149                                                                                            LogicalDatastoreType.CONFIGURATION);
 150                                         UnimgrUtils.createBridgeNode(dataBroker,
 151                                                                      ovsdbIid,
 152                                                                      uniAugmentation,
 153                                                                      UnimgrConstants.DEFAULT_BRIDGE_NAME);
 154                                         UnimgrUtils.updateUniNode(LogicalDatastoreType.OPERATIONAL,
 155                                                                   uniIid,
 156                                                                   uniAugmentation,
 157                                                                   ovsdbIid,
 158                                                                   dataBroker);
 159                                     }
 160                                 }
 161                             } else if (ovsdbNodeAugmentation
 162                                           .getConnectionInfo()
 163                                           .getRemoteIp()
 164                                           .equals(uniAugmentation.getIpAddress())) {
 165                                 InstanceIdentifier<Node> uniIid = UnimgrMapper.getUniIid(dataBroker,
 166                                                                                          uniAugmentation.getIpAddress(),
 167                                                                                          LogicalDatastoreType.CONFIGURATION);
 168                                 UnimgrUtils.createBridgeNode(dataBroker,
 169                                                              ovsdbIid,
 170                                                              uniAugmentation,
 171                                                              UnimgrConstants.DEFAULT_BRIDGE_NAME);
 172                                 UnimgrUtils.updateUniNode(LogicalDatastoreType.OPERATIONAL,
 173                                                           uniIid,
 174                                                           uniAugmentation,
 175                                                           ovsdbIid,
 176                                                           dataBroker);
 177                             }
 178                         }
 179                     } else {
 180                         LOG.info("Received a new OVSDB node connection from {}"
 181                                 + ovsdbNodeAugmentation.getConnectionInfo()
 182                                         .getRemoteIp().getIpv4Address());
 183                     }
 184                 }
 185             }
 186         }
 187     }
 188
 189 }