openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/util/InventoryDataServiceUtil.java

   1 /**
   2  * Copyright (c) 2013 Cisco Systems, Inc. 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.openflowplugin.openflow.md.util;
   9
  10 import org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction;
  11 import org.opendaylight.openflowplugin.openflow.md.core.session.OFSessionUtil;
  12 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
  13 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRef;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorUpdatedBuilder;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeUpdatedBuilder;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
  24 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  25 import org.slf4j.Logger;
  26 import org.slf4j.LoggerFactory;
  27
  28 import java.math.BigInteger;
  29 import java.util.List;
  30
  31 public class InventoryDataServiceUtil {
  32     private final static Logger LOG = LoggerFactory.getLogger(InventoryDataServiceUtil.class);
  33
  34     public final static String OF_URI_PREFIX = "openflow:";
  35     /*
  36      * Get an InstanceIdentifier for the Nodes class that is the root of the
  37      * inventory tree We use this alot, so its worth keeping around
  38      */
  39     private static InstanceIdentifier<Nodes> nodesIdentifier = InstanceIdentifier.builder(Nodes.class)
  40             .toInstance();
  41
  42     public static Nodes checkForNodes() {
  43         Nodes nodes = null;
  44         LOG.error("Before Nodes - nodes: " + nodes);
  45         try {
  46             nodes = (Nodes) OFSessionUtil.getSessionManager().getDataProviderService()
  47                     .readOperationalData(nodesIdentifier);
  48         } catch (Exception e) {
  49             LOG.error(
  50                     "Caught exception from OFSessionUtil.getSessionManager().getDataProviderService().readOperationalData",
  51                     e);
  52         }
  53         LOG.error("After Nodes- nodes: " + nodes);
  54         return nodes;
  55     }
  56
  57     public static List<Node> readAllNodes() {
  58         Nodes nodes = (Nodes) OFSessionUtil.getSessionManager().getDataProviderService()
  59                 .readOperationalData(nodesIdentifier);
  60         return nodes.getNode();
  61     }
  62
  63     public static Node readNode(InstanceIdentifier<Node> instance) {
  64         return (Node) OFSessionUtil.getSessionManager().getDataProviderService().readOperationalData(instance);
  65     }
  66
  67     public static Node readNode(NodeRef nodeRef) {
  68         return readNode((InstanceIdentifier<Node>) nodeRef.getValue());
  69     }
  70
  71     public static Node readNode(NodeKey nodeKey) {
  72         return readNode(nodeKeyToInstanceIdentifier(nodeKey));
  73     }
  74
  75     public static Node readNode(NodeId nodeId) {
  76         return readNode(new NodeKey(nodeId));
  77     }
  78
  79     public static Node readNodeByDataPath(BigInteger datapathId) {
  80         return (Node) OFSessionUtil.getSessionManager().getDataProviderService()
  81                 .readOperationalData(identifierFromDatapathId(datapathId));
  82     }
  83
  84     public static void putNode(Node node) {
  85         DataModificationTransaction transaction = OFSessionUtil.getSessionManager().getDataProviderService()
  86                 .beginTransaction();
  87         transaction.putOperationalData(nodesIdentifier, node);
  88         transaction.commit();
  89     }
  90
  91     public static void putNodeConnector(InstanceIdentifier<Node> instance, NodeConnector nodeConnector) {
  92         DataModificationTransaction transaction = OFSessionUtil.getSessionManager().getDataProviderService()
  93                 .beginTransaction();
  94         transaction.putOperationalData(instance, nodeConnector);
  95         transaction.commit();
  96     }
  97
  98     public static void putNodeConnector(NodeKey nodeKey, NodeConnector nodeConnector) {
  99         InstanceIdentifier<Node> instance = nodeKeyToInstanceIdentifier(nodeKey);
 100         putNodeConnector(instance, nodeConnector);
 101     }
 102
 103     public static void putNodeConnector(NodeId nodeId, NodeConnector nodeConnector) {
 104         putNodeConnector(new NodeKey(nodeId), nodeConnector);
 105     }
 106
 107     public static void putNodeConnector(BigInteger datapathId, NodeConnector nodeConnector) {
 108         putNodeConnector(new NodeId(OF_URI_PREFIX + datapathId), nodeConnector);
 109     }
 110
 111     public static InstanceIdentifier<Node> identifierFromDatapathId(BigInteger datapathId) {
 112         NodeKey nodeKey = nodeKeyFromDatapathId(datapathId);
 113         return InstanceIdentifier.builder(Nodes.class).child(Node.class, nodeKey).toInstance();
 114     }
 115
 116     public static NodeKey nodeKeyFromDatapathId(BigInteger datapathId) {
 117         return new NodeKey(nodeIdFromDatapathId(datapathId));
 118     }
 119
 120     public static NodeUpdatedBuilder nodeUpdatedBuilderFromDataPathId(BigInteger datapathId) {
 121         NodeUpdatedBuilder builder = new NodeUpdatedBuilder();
 122         builder.setId(nodeIdFromDatapathId(datapathId));
 123         builder.setNodeRef(nodeRefFromNodeKey(new NodeKey(builder.getId())));
 124         return builder;
 125     }
 126
 127     public static NodeId nodeIdFromDatapathId(BigInteger datapathId) {
 128         // FIXME: Convert to textual representation of datapathID
 129         String current = datapathId.toString();
 130         return new NodeId(OF_URI_PREFIX + current);
 131     }
 132
 133     public static Long dataPathIdFromNodeId(NodeId nodeId) {
 134         String dpids = nodeId.getValue().replace(OF_URI_PREFIX, "");
 135         Long dpid = Long.decode(dpids);
 136         return dpid;
 137     }
 138
 139     public static NodeRef nodeRefFromNode(Node node) {
 140         return nodeRefFromNodeKey(node.getKey());
 141     }
 142
 143     public static NodeRef nodeRefFromNodeKey(NodeKey nodeKey) {
 144         return new NodeRef(nodeKeyToInstanceIdentifier(nodeKey));
 145     }
 146
 147     public static InstanceIdentifier<Node> nodeKeyToInstanceIdentifier(NodeKey nodeKey) {
 148         return InstanceIdentifier.builder(Nodes.class).child(Node.class, nodeKey).toInstance();
 149     }
 150
 151     public static InstanceIdentifier<Node> nodeIdToInstanceIdentifier(NodeId nodeId) {
 152         return nodeKeyToInstanceIdentifier(new NodeKey(nodeId));
 153     }
 154
 155     public static NodeConnectorId nodeConnectorIdfromDatapathPortNo(BigInteger datapathid, Long portNo) {
 156         return new NodeConnectorId(OF_URI_PREFIX + datapathid + ":" + portNo);
 157     }
 158
 159     public static Long portNumberfromNodeConnectorId(NodeConnectorId ncId) {
 160         return portNumberfromNodeConnectorId(ncId.getValue());
 161     }
 162
 163     public static Long portNumberfromNodeConnectorId(String ncId){
 164         String[] split = ncId.split(":");
 165
 166         // If the length is just one then this cannot be the new MD-SAL style node connector Id which
 167         // is of the form openflow:1:3.
 168         if(split.length == 1){
 169             return Long.decode(ncId);
 170         }
 171         String portNoString = split[split.length-1];
 172         Long portNo = Long.decode(portNoString);
 173         return portNo;
 174     }
 175
 176
 177
 178     public static NodeConnectorRef nodeConnectorRefFromDatapathIdPortno(BigInteger datapathId, Long portNo) {
 179         return new NodeConnectorRef(nodeConnectorInstanceIdentifierFromDatapathIdPortno(datapathId, portNo));
 180     }
 181
 182     public static InstanceIdentifier<NodeConnector> nodeConnectorInstanceIdentifierFromDatapathIdPortno(
 183             BigInteger datapathId, Long portNo) {
 184         NodeId nodeId = nodeIdFromDatapathId(datapathId);
 185         NodeConnectorId nodeConnectorId = nodeConnectorIdfromDatapathPortNo(datapathId, portNo);
 186         return InstanceIdentifier.builder(Nodes.class) //
 187                 .child(Node.class, new NodeKey(nodeId)) //
 188                 .child(NodeConnector.class, new NodeConnectorKey(nodeConnectorId)).toInstance();
 189     }
 190
 191     public static NodeConnectorUpdatedBuilder nodeConnectorUpdatedBuilderFromDatapathIdPortNo(BigInteger datapathId, Long portNo) {
 192         NodeConnectorUpdatedBuilder builder = new NodeConnectorUpdatedBuilder();
 193         builder.setId(InventoryDataServiceUtil.nodeConnectorIdfromDatapathPortNo(datapathId,portNo));
 194         builder.setNodeConnectorRef(InventoryDataServiceUtil.nodeConnectorRefFromDatapathIdPortno(datapathId,portNo));
 195         return builder;
 196     }
 197
 198     public static NodeConnectorBuilder nodeConnectorBuilderFromDatapathIdPortNo(BigInteger datapathId, Long portNo) {
 199         NodeConnectorBuilder builder = new NodeConnectorBuilder();
 200         builder.setId(InventoryDataServiceUtil.nodeConnectorIdfromDatapathPortNo(datapathId,portNo));
 201         return builder;
 202     }
 203 }