hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transactions/md/HwvtepPhysicalSwitchUpdateCommand.java

   1 /*
   2  * Copyright (c) 2015, 2017 Ericsson India Global Services Pvt Ltd. 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.ovsdb.hwvtepsouthbound.transactions.md;
   9
  10 import com.google.common.base.Preconditions;
  11 import com.google.common.collect.Sets;
  12 import java.util.ArrayList;
  13 import java.util.Collections;
  14 import java.util.List;
  15 import java.util.Map;
  16 import java.util.Optional;
  17 import java.util.Set;
  18 import org.eclipse.jdt.annotation.NonNull;
  19 import org.eclipse.jdt.annotation.Nullable;
  20 import org.opendaylight.mdsal.binding.api.ReadWriteTransaction;
  21 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  22 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepConnectionInstance;
  23 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundMapper;
  24 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundUtil;
  25 import org.opendaylight.ovsdb.lib.message.TableUpdates;
  26 import org.opendaylight.ovsdb.lib.notation.UUID;
  27 import org.opendaylight.ovsdb.lib.schema.DatabaseSchema;
  28 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  29 import org.opendaylight.ovsdb.schema.hardwarevtep.PhysicalSwitch;
  30 import org.opendaylight.ovsdb.schema.hardwarevtep.Tunnel;
  31 import org.opendaylight.ovsdb.utils.mdsal.utils.TransactionType;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddressBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentationBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalRef;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepNodeName;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalSwitchRef;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.PhysicalSwitchAugmentation;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.PhysicalSwitchAugmentationBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.Switches;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.SwitchesBuilder;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.ManagementIps;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.ManagementIpsBuilder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.ManagementIpsKey;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.SwitchFaultStatus;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.SwitchFaultStatusBuilder;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.SwitchFaultStatusKey;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.TunnelIps;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.TunnelIpsBuilder;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.TunnelIpsKey;
  52 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  53 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  54 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeBuilder;
  55 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
  56 import org.opendaylight.yangtools.yang.binding.DataObject;
  57 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  58 import org.slf4j.Logger;
  59 import org.slf4j.LoggerFactory;
  60
  61 public class HwvtepPhysicalSwitchUpdateCommand extends AbstractTransactionCommand {
  62
  63     private static final Logger LOG = LoggerFactory.getLogger(HwvtepPhysicalSwitchUpdateCommand.class);
  64     private final Map<UUID, PhysicalSwitch> updatedPSRows;
  65     private Map<UUID, Tunnel> updatedTunnelRows;
  66     private final Map<UUID, PhysicalSwitch> oldPSRows;
  67
  68     public HwvtepPhysicalSwitchUpdateCommand(HwvtepConnectionInstance key, TableUpdates updates,
  69             DatabaseSchema dbSchema) {
  70         super(key, updates, dbSchema);
  71         updatedPSRows = TyperUtils.extractRowsUpdated(PhysicalSwitch.class, getUpdates(), getDbSchema());
  72         oldPSRows = TyperUtils.extractRowsOld(PhysicalSwitch.class, getUpdates(), getDbSchema());
  73         try {
  74             updatedTunnelRows = TyperUtils.extractRowsUpdated(Tunnel.class, getUpdates(), getDbSchema());
  75         } catch (IllegalArgumentException e) {
  76             LOG.debug("Tunnel Table not supported on this HWVTEP device", e);
  77         }
  78     }
  79
  80     @Override
  81     public void execute(ReadWriteTransaction transaction) {
  82         for (Map.Entry<UUID, PhysicalSwitch> entry : updatedPSRows.entrySet()) {
  83             updatePhysicalSwitch(transaction, entry.getKey(), entry.getValue());
  84         }
  85     }
  86
  87     private void updatePhysicalSwitch(ReadWriteTransaction transaction, UUID uuid, PhysicalSwitch phySwitch) {
  88         final InstanceIdentifier<Node> connectionIId = getOvsdbConnectionInstance().getInstanceIdentifier();
  89         //TODO remove this read
  90         Optional<Node> connection = HwvtepSouthboundUtil.readNode(transaction, connectionIId);
  91         if (connection.isPresent()) {
  92             LOG.debug("Connection {} is present", connection);
  93             // Update the connection node to let it know it manages this
  94             // Physical Switch
  95             Node connectionNode = buildConnectionNode(phySwitch);
  96             transaction.merge(LogicalDatastoreType.OPERATIONAL, connectionIId, connectionNode);
  97
  98             // Update the Physical Switch with whatever data we are getting
  99             InstanceIdentifier<Node> psIid = getInstanceIdentifier(phySwitch);
 100             Node psNode = buildPhysicalSwitchNode(connection.get(), phySwitch);
 101             transaction.merge(LogicalDatastoreType.OPERATIONAL, psIid, psNode);
 102             addToDeviceUpdate(TransactionType.ADD, phySwitch);
 103             LOG.info("DEVICE - {} {}", TransactionType.ADD, phySwitch);
 104
 105             PhysicalSwitch oldPSwitch = oldPSRows.get(uuid);
 106             updateTunnelIps(phySwitch, oldPSwitch, transaction);
 107
 108             getOvsdbConnectionInstance().getDeviceInfo().putPhysicalSwitch(phySwitch.getUuid(), phySwitch);
 109             getDeviceInfo().updateDeviceOperData(Node.class, psIid, phySwitch.getUuid(), phySwitch);
 110             // TODO: Delete entries that are no longer needed
 111             // TODO: Deletion of tunnels
 112             // TODO: Deletion of Tunnel BFD config and params
 113             //Deleting old switch fault status entries
 114             deleteEntries(transaction, getSwitchFaultStatusToRemove(psIid,phySwitch));
 115         }
 116     }
 117
 118     private static InstanceIdentifier<TunnelIps> getTunnelIpIid(final String tunnelIp,
 119             final InstanceIdentifier<Node> psIid) {
 120         IpAddress ip = IpAddressBuilder.getDefaultInstance(tunnelIp);
 121         TunnelIps tunnelIps = new TunnelIpsBuilder().withKey(new TunnelIpsKey(ip)).setTunnelIpsKey(ip).build();
 122         return psIid.augmentation(PhysicalSwitchAugmentation.class).child(TunnelIps.class, tunnelIps.key());
 123     }
 124
 125     private void updateTunnelIps(@NonNull final PhysicalSwitch newPSwitch, @Nullable final PhysicalSwitch oldPSwitch,
 126                                  final ReadWriteTransaction transaction) {
 127         Set<String> oldTunnelIps = oldPSwitch != null && oldPSwitch.getTunnelIpsColumn() != null ? oldPSwitch
 128                 .getTunnelIpsColumn().getData() : Collections.emptySet();
 129         Set<String> newTunelIps = newPSwitch.getTunnelIpsColumn() != null ? newPSwitch
 130                 .getTunnelIpsColumn().getData() : Collections.emptySet();
 131
 132         Set<String> addedTunnelIps = Sets.difference(newTunelIps, oldTunnelIps);
 133         Set<String> removedTunnelIps = Sets.difference(oldTunnelIps, newTunelIps);
 134
 135         InstanceIdentifier<Node> psIid = getInstanceIdentifier(newPSwitch);
 136         for (String tunnelIp : removedTunnelIps) {
 137             InstanceIdentifier<TunnelIps> tunnelIpsInstanceIdentifier = getTunnelIpIid(tunnelIp, psIid);
 138             transaction.delete(LogicalDatastoreType.OPERATIONAL, tunnelIpsInstanceIdentifier);
 139         }
 140         for (String tunnelIp : addedTunnelIps) {
 141             IpAddress ip = IpAddressBuilder.getDefaultInstance(tunnelIp);
 142             InstanceIdentifier<TunnelIps> tunnelIpsInstanceIdentifier = getTunnelIpIid(tunnelIp, psIid);
 143             TunnelIps tunnelIps = new TunnelIpsBuilder().withKey(new TunnelIpsKey(ip)).setTunnelIpsKey(ip).build();
 144             transaction.mergeParentStructurePut(LogicalDatastoreType.OPERATIONAL, tunnelIpsInstanceIdentifier,
 145                 tunnelIps);
 146         }
 147     }
 148
 149     private Node buildPhysicalSwitchNode(Node node, PhysicalSwitch phySwitch) {
 150         NodeBuilder psNodeBuilder = new NodeBuilder();
 151         NodeId psNodeId = getNodeId(phySwitch);
 152         psNodeBuilder.setNodeId(psNodeId);
 153         PhysicalSwitchAugmentationBuilder psAugmentationBuilder = new PhysicalSwitchAugmentationBuilder();
 154         psAugmentationBuilder.setPhysicalSwitchUuid(new Uuid(phySwitch.getUuid().toString()));
 155         setManagedBy(psAugmentationBuilder);
 156         setPhysicalSwitchId(psAugmentationBuilder, phySwitch);
 157         setManagementIps(psAugmentationBuilder, phySwitch);
 158         setTunnels(psAugmentationBuilder, phySwitch);
 159         setSwitchFaultStatus(psAugmentationBuilder, phySwitch);
 160
 161         psNodeBuilder.addAugmentation(psAugmentationBuilder.build());
 162
 163         LOG.trace("Built with the intent to store PhysicalSwitch data {}", psAugmentationBuilder.build());
 164         return psNodeBuilder.build();
 165     }
 166
 167     private void setTunnels(PhysicalSwitchAugmentationBuilder psAugmentationBuilder, PhysicalSwitch phySwitch) {
 168         if (updatedTunnelRows != null && phySwitch.getTunnels() != null && phySwitch.getTunnels().getData() != null
 169                 && !phySwitch.getTunnels().getData().isEmpty()) {
 170             // Nothing to do but update deviceInfo cache
 171             for (UUID uuid: phySwitch.getTunnels().getData()) {
 172                 getOvsdbConnectionInstance().getDeviceInfo().putPhysicalSwitchForTunnel(uuid, phySwitch.getUuid());
 173             }
 174         }
 175     }
 176
 177     private void setManagedBy(PhysicalSwitchAugmentationBuilder psAugmentationBuilder) {
 178         InstanceIdentifier<Node> connectionNodePath = getOvsdbConnectionInstance().getInstanceIdentifier();
 179         psAugmentationBuilder.setManagedBy(new HwvtepGlobalRef(connectionNodePath));
 180     }
 181
 182     private static void setPhysicalSwitchId(PhysicalSwitchAugmentationBuilder psAugmentationBuilder,
 183             PhysicalSwitch phySwitch) {
 184         if (phySwitch.getName() != null) {
 185             psAugmentationBuilder.setHwvtepNodeName(new HwvtepNodeName(phySwitch.getName()));
 186         }
 187         if (phySwitch.getDescription() != null) {
 188             psAugmentationBuilder.setHwvtepNodeDescription(phySwitch.getDescription());
 189         }
 190     }
 191
 192     private static void setManagementIps(PhysicalSwitchAugmentationBuilder psAugmentationBuilder,
 193             PhysicalSwitch phySwitch) {
 194         if (phySwitch.getManagementIpsColumn() != null && phySwitch.getManagementIpsColumn().getData() != null
 195                 && !phySwitch.getManagementIpsColumn().getData().isEmpty()) {
 196             List<ManagementIps> mgmtIps = new ArrayList<>();
 197             for (String mgmtIp : phySwitch.getManagementIpsColumn().getData()) {
 198                 IpAddress ip = IpAddressBuilder.getDefaultInstance(mgmtIp);
 199                 mgmtIps.add(
 200                         new ManagementIpsBuilder().withKey(new ManagementIpsKey(ip)).setManagementIpsKey(ip).build());
 201             }
 202             psAugmentationBuilder.setManagementIps(mgmtIps);
 203         }
 204     }
 205
 206     private Node buildConnectionNode(PhysicalSwitch phySwitch) {
 207         // Update node with PhysicalSwitch reference
 208         NodeBuilder connectionNode = new NodeBuilder();
 209         connectionNode.setNodeId(getOvsdbConnectionInstance().getNodeId());
 210
 211         InstanceIdentifier<Node> switchIid =
 212                 HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(), phySwitch);
 213         Switches physicalSwitch = new SwitchesBuilder().setSwitchRef(new HwvtepPhysicalSwitchRef(switchIid)).build();
 214
 215         connectionNode.addAugmentation(new HwvtepGlobalAugmentationBuilder()
 216             .setSwitches(Map.of(physicalSwitch.key(), physicalSwitch))
 217             .build());
 218
 219         LOG.debug("Update node with physicalswitch ref {}", physicalSwitch);
 220         return connectionNode.build();
 221     }
 222
 223     private InstanceIdentifier<Node> getInstanceIdentifier(PhysicalSwitch phySwitch) {
 224         return HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(), phySwitch);
 225     }
 226
 227     private NodeId getNodeId(PhysicalSwitch phySwitch) {
 228         NodeKey nodeKey = getInstanceIdentifier(phySwitch).firstKeyOf(Node.class);
 229         return nodeKey.getNodeId();
 230     }
 231
 232     private static <T extends DataObject> void deleteEntries(ReadWriteTransaction transaction,
 233             List<InstanceIdentifier<T>> entryIids) {
 234         for (InstanceIdentifier<T> entryIid : entryIids) {
 235             transaction.delete(LogicalDatastoreType.OPERATIONAL, entryIid);
 236         }
 237     }
 238
 239     private List<InstanceIdentifier<SwitchFaultStatus>> getSwitchFaultStatusToRemove(InstanceIdentifier<Node> psIid,
 240             PhysicalSwitch phySwitch) {
 241         Preconditions.checkNotNull(psIid);
 242         Preconditions.checkNotNull(phySwitch);
 243         List<InstanceIdentifier<SwitchFaultStatus>> result = new ArrayList<>();
 244         PhysicalSwitch oldSwitch = oldPSRows.get(phySwitch.getUuid());
 245         if (oldSwitch != null && oldSwitch.getSwitchFaultStatusColumn() != null) {
 246             for (String switchFltStat : oldSwitch.getSwitchFaultStatusColumn().getData()) {
 247                 if (phySwitch.getSwitchFaultStatusColumn() == null
 248                         || !phySwitch.getSwitchFaultStatusColumn().getData().contains(switchFltStat)) {
 249                     InstanceIdentifier<SwitchFaultStatus> iid = psIid.augmentation(PhysicalSwitchAugmentation.class)
 250                             .child(SwitchFaultStatus.class, new SwitchFaultStatusKey(switchFltStat));
 251                     result.add(iid);
 252                 }
 253             }
 254         }
 255         return result;
 256     }
 257
 258     private static void setSwitchFaultStatus(PhysicalSwitchAugmentationBuilder psAugmentationBuilder,
 259             PhysicalSwitch phySwitch) {
 260         if (phySwitch.getSwitchFaultStatusColumn() != null && phySwitch.getSwitchFaultStatusColumn().getData() != null
 261                 && !phySwitch.getSwitchFaultStatusColumn().getData().isEmpty()) {
 262             List<SwitchFaultStatus> switchFaultStatusLst = new ArrayList<>();
 263             for (String switchFaultStatus : phySwitch.getSwitchFaultStatusColumn().getData()) {
 264                 switchFaultStatusLst
 265                         .add(new SwitchFaultStatusBuilder().withKey(new SwitchFaultStatusKey(switchFaultStatus))
 266                                 .setSwitchFaultStatusKey(switchFaultStatus).build());
 267             }
 268             psAugmentationBuilder.setSwitchFaultStatus(switchFaultStatusLst);
 269         }
 270     }
 271 }