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

   1 /*
   2  * Copyright (c) 2016 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 static java.util.Objects.requireNonNull;
  11
  12 import java.util.List;
  13 import java.util.Map;
  14 import java.util.Optional;
  15 import java.util.stream.Collectors;
  16 import org.opendaylight.mdsal.binding.api.ReadWriteTransaction;
  17 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  18 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepConnectionInstance;
  19 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundMapper;
  20 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundUtil;
  21 import org.opendaylight.ovsdb.lib.message.TableUpdates;
  22 import org.opendaylight.ovsdb.lib.notation.UUID;
  23 import org.opendaylight.ovsdb.lib.schema.DatabaseSchema;
  24 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  25 import org.opendaylight.ovsdb.schema.hardwarevtep.PhysicalLocator;
  26 import org.opendaylight.ovsdb.schema.hardwarevtep.PhysicalSwitch;
  27 import org.opendaylight.ovsdb.schema.hardwarevtep.Tunnel;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalLocatorRef;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.Tunnels;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.TunnelsBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.tunnel.attributes.BfdLocalConfigs;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.tunnel.attributes.BfdLocalConfigsBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.tunnel.attributes.BfdParams;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.tunnel.attributes.BfdParamsBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.tunnel.attributes.BfdRemoteConfigs;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.tunnel.attributes.BfdRemoteConfigsBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.tunnel.attributes.BfdStatus;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.tunnel.attributes.BfdStatusBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  41 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  42 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  43 import org.slf4j.Logger;
  44 import org.slf4j.LoggerFactory;
  45
  46 public class HwvtepTunnelUpdateCommand extends AbstractTransactionCommand {
  47
  48     private static final Logger LOG = LoggerFactory.getLogger(HwvtepTunnelUpdateCommand.class);
  49     private Map<UUID, Tunnel> updatedTunnelRows;
  50
  51     public HwvtepTunnelUpdateCommand(HwvtepConnectionInstance key, TableUpdates updates, DatabaseSchema dbSchema) {
  52         super(key, updates, dbSchema);
  53         try {
  54             updatedTunnelRows = TyperUtils.extractRowsUpdated(Tunnel.class, getUpdates(), getDbSchema());
  55         } catch (IllegalArgumentException e) {
  56             LOG.debug("Tunnel Table not supported on this HWVTEP device", e);
  57         }
  58     }
  59
  60     @Override
  61     @SuppressWarnings("checkstyle:IllegalCatch")
  62     public void execute(ReadWriteTransaction transaction) {
  63         if (updatedTunnelRows != null && !updatedTunnelRows.isEmpty()) {
  64             for (Tunnel tunnel : updatedTunnelRows.values()) {
  65                 try {
  66                     updateTunnel(transaction, tunnel);
  67                 } catch (RuntimeException e) {
  68                     LOG.warn("Exception updating tunnel {}", tunnel, e);
  69                 }
  70             }
  71         }
  72     }
  73
  74     private void updateTunnel(ReadWriteTransaction transaction, Tunnel tunnel) {
  75         final UUID localData = requireNonNull(tunnel.getLocalColumn().getData());
  76         final UUID remoteData = requireNonNull(tunnel.getRemoteColumn().getData());
  77         final InstanceIdentifier<Node> connectionIId = getOvsdbConnectionInstance().getInstanceIdentifier();
  78         //TODO remove these reads
  79         Optional<Node> connection = HwvtepSouthboundUtil.readNode(transaction, connectionIId);
  80         PhysicalSwitch phySwitch =
  81                         getOvsdbConnectionInstance().getDeviceInfo().getPhysicalSwitchForTunnel(tunnel.getUuid());
  82
  83         InstanceIdentifier<Tunnels> tunnelIid = null;
  84         if (phySwitch != null) {
  85             InstanceIdentifier<Node> psIid =
  86                     HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(), phySwitch);
  87             tunnelIid = getInstanceIdentifier(psIid, tunnel);
  88         }
  89
  90         if (connection.isPresent() && tunnelIid != null) {
  91             TunnelsBuilder builder = new TunnelsBuilder();
  92             builder.setLocalLocatorRef(new HwvtepPhysicalLocatorRef(getPhysicalLocatorRefFromUUID(
  93                     getOvsdbConnectionInstance().getInstanceIdentifier(), localData)));
  94             builder.setRemoteLocatorRef(new HwvtepPhysicalLocatorRef(getPhysicalLocatorRefFromUUID(
  95                     getOvsdbConnectionInstance().getInstanceIdentifier(), remoteData)));
  96             builder.setTunnelUuid(new Uuid(tunnel.getUuid().toString()));
  97             setBfdLocalConfigs(builder, tunnel);
  98             setBfdRemoteConfigs(builder, tunnel);
  99             setBfdParams(builder, tunnel);
 100             setBfdStatus(builder, tunnel);
 101             Tunnels updatedTunnel = builder.build();
 102             LOG.trace("Built with the intent to store tunnel data {}", updatedTunnel);
 103             transaction.merge(LogicalDatastoreType.OPERATIONAL, tunnelIid, updatedTunnel);
 104             // TODO: Deletion of Tunnel BFD config and params
 105         } else {
 106             LOG.warn("Insuficient information. Unable to update tunnel {}", tunnel.getUuid());
 107         }
 108     }
 109
 110     private static void setBfdLocalConfigs(TunnelsBuilder tunnelsBuilder, Tunnel tunnel) {
 111         Map<String, String> localConfigs = tunnel.getBfdConfigLocalColumn().getData();
 112         if (localConfigs != null && !localConfigs.isEmpty()) {
 113             List<BfdLocalConfigs> localConfigsList = localConfigs.entrySet().stream().map(
 114                 entry -> new BfdLocalConfigsBuilder().setBfdLocalConfigKey(entry.getKey())
 115                     .setBfdLocalConfigValue(entry.getValue()).build()).collect(Collectors.toList());
 116
 117             tunnelsBuilder.setBfdLocalConfigs(localConfigsList);
 118         }
 119     }
 120
 121     private static void setBfdRemoteConfigs(TunnelsBuilder tunnelsBuilder, Tunnel tunnel) {
 122         Map<String, String> remoteConfigs = tunnel.getBfdConfigRemoteColumn().getData();
 123         if (remoteConfigs != null && !remoteConfigs.isEmpty()) {
 124             List<BfdRemoteConfigs> remoteConfigsList = remoteConfigs.entrySet().stream().map(
 125                 entry -> new BfdRemoteConfigsBuilder().setBfdRemoteConfigKey(entry.getKey())
 126                     .setBfdRemoteConfigValue(entry.getValue()).build()).collect(Collectors.toList());
 127
 128             tunnelsBuilder.setBfdRemoteConfigs(remoteConfigsList);
 129         }
 130     }
 131
 132
 133     private static void setBfdParams(TunnelsBuilder tunnelsBuilder, Tunnel tunnel) {
 134         Map<String, String> params = tunnel.getBfdParamsColumn().getData();
 135         if (params != null && !params.isEmpty()) {
 136             List<BfdParams> paramsList = params.entrySet().stream().map(
 137                 entry -> new BfdParamsBuilder().setBfdParamKey(entry.getKey())
 138                     .setBfdParamValue(entry.getValue()).build()).collect(Collectors.toList());
 139
 140             tunnelsBuilder.setBfdParams(paramsList);
 141         }
 142     }
 143
 144     private static void setBfdStatus(TunnelsBuilder tunnelsBuilder, Tunnel tunnel) {
 145         Map<String, String> status = tunnel.getBfdStatusColumn().getData();
 146         if (status != null && !status.isEmpty()) {
 147             List<BfdStatus> statusList = status.entrySet().stream().map(
 148                 entry -> new BfdStatusBuilder().setBfdStatusKey(entry.getKey())
 149                     .setBfdStatusValue(entry.getValue()).build()).collect(Collectors.toList());
 150
 151             tunnelsBuilder.setBfdStatus(statusList);
 152         }
 153     }
 154
 155     private InstanceIdentifier<Tunnels> getInstanceIdentifier(InstanceIdentifier<Node> psIid, Tunnel tunnel) {
 156         InstanceIdentifier<Tunnels> result = null;
 157         InstanceIdentifier<TerminationPoint> localTpPath =
 158                         getPhysicalLocatorRefFromUUID(getOvsdbConnectionInstance().getInstanceIdentifier(),
 159                                                         tunnel.getLocalColumn().getData());
 160         InstanceIdentifier<TerminationPoint> remoteTpPath =
 161                         getPhysicalLocatorRefFromUUID(getOvsdbConnectionInstance().getInstanceIdentifier(),
 162                                                         tunnel.getRemoteColumn().getData());
 163         if (remoteTpPath != null && localTpPath != null) {
 164             result = HwvtepSouthboundMapper.createInstanceIdentifier(psIid, localTpPath, remoteTpPath);
 165         }
 166         return result;
 167     }
 168
 169     private InstanceIdentifier<TerminationPoint> getPhysicalLocatorRefFromUUID(InstanceIdentifier<Node> nodeIid,
 170                                                                                UUID uuid) {
 171         PhysicalLocator locator = getOvsdbConnectionInstance().getDeviceInfo().getPhysicalLocator(uuid);
 172         if (locator == null) {
 173             LOG.trace("Available PhysicalLocators: {}",
 174                             getOvsdbConnectionInstance().getDeviceInfo().getPhysicalLocators());
 175             return null;
 176         }
 177         return HwvtepSouthboundMapper.createInstanceIdentifier(nodeIid, locator);
 178     }
 179 }