hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transact/LogicalRouterUpdateCommand.java

   1 /*
   2  * Copyright © 2017 Hewlett Packard Enterprise, Co. 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
   9 package org.opendaylight.ovsdb.hwvtepsouthbound.transact;
  10
  11 import static org.opendaylight.ovsdb.lib.operations.Operations.op;
  12
  13 import com.google.common.base.Optional;
  14 import java.util.Collection;
  15 import java.util.HashMap;
  16 import java.util.List;
  17 import java.util.Map;
  18 import java.util.Map.Entry;
  19 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  20 import org.opendaylight.ovsdb.lib.notation.UUID;
  21 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  22 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalRouter;
  23 import org.opendaylight.ovsdb.utils.mdsal.utils.TransactionType;
  24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.Acls;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalRouters;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.AclBindings;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.StaticRoutes;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.SwitchBindings;
  32 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  33 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37
  38 public class LogicalRouterUpdateCommand extends AbstractTransactCommand<LogicalRouters, HwvtepGlobalAugmentation> {
  39     private static final Logger LOG = LoggerFactory.getLogger(LogicalRouterUpdateCommand.class);
  40
  41     public LogicalRouterUpdateCommand(final HwvtepOperationalState state,
  42             final Collection<DataTreeModification<Node>> changes) {
  43         super(state, changes);
  44     }
  45
  46     @Override
  47     public void execute(final TransactionBuilder transaction) {
  48         Map<InstanceIdentifier<Node>, List<LogicalRouters>> updateMap =
  49                 extractUpdated(getChanges(),LogicalRouters.class);
  50
  51         for (Entry<InstanceIdentifier<Node>, List<LogicalRouters>> updated:
  52             updateMap.entrySet()) {
  53             updateLogicalRouter(transaction,  updated.getKey(), updated.getValue());
  54         }
  55     }
  56
  57     private void updateLogicalRouter(final TransactionBuilder transaction,
  58             final InstanceIdentifier<Node> instanceIdentifier, final List<LogicalRouters> routerList) {
  59         for (LogicalRouters lrouter: routerList) {
  60             InstanceIdentifier<LogicalRouters> routerKey = instanceIdentifier
  61                     .augmentation(HwvtepGlobalAugmentation.class).child(LogicalRouters.class, lrouter.key());
  62             LOG.debug("Creating logical router named: {}", lrouter.getHwvtepNodeName());
  63
  64             final Optional<LogicalRouters> operationalRouterOptional =
  65                     getOperationalState().getLogicalRouters(instanceIdentifier, lrouter.key());
  66             LogicalRouter logicalRouter = transaction.getTypedRowWrapper(LogicalRouter.class);
  67             setDescription(logicalRouter, lrouter);
  68
  69             setSwitchBindings(transaction, logicalRouter, lrouter.getSwitchBindings());
  70             setStaticRoutes(logicalRouter, lrouter.getStaticRoutes());
  71             setAclBindings(logicalRouter, lrouter.getAclBindings());
  72
  73             if (!operationalRouterOptional.isPresent()) {
  74                 setName(logicalRouter, lrouter, operationalRouterOptional);
  75                 LOG.trace("Creating LogicalRouter entry: {}", logicalRouter);
  76                 transaction.add(op.insert(logicalRouter).withId(TransactUtils.getLogicalRouterId(lrouter)));
  77                 transaction.add(op.comment("Logical Router: Creating " + lrouter.getHwvtepNodeName().getValue()));
  78                 UUID lrUuid = new UUID(TransactUtils.getLogicalRouterId(lrouter));
  79                 updateCurrentTxData(LogicalRouters.class, routerKey, lrUuid, lrouter);
  80                 updateControllerTxHistory(TransactionType.ADD, logicalRouter);
  81             } else {
  82                 LogicalRouters updatedLRouter = operationalRouterOptional.get();
  83                 String existingLogicalRouterName = updatedLRouter.getHwvtepNodeName().getValue();
  84                 LogicalRouter extraLogicalRouter = transaction.getTypedRowWrapper(LogicalRouter.class);
  85                 extraLogicalRouter.setName("");
  86                 LOG.trace("Updating LogicalRouter entry: {}", logicalRouter);
  87                 transaction.add(op.update(logicalRouter)
  88                         .where(extraLogicalRouter.getNameColumn().getSchema().opEqual(existingLogicalRouterName))
  89                         .build());
  90                 transaction.add(op.comment("Logical Router: Updating " + existingLogicalRouterName));
  91                 updateControllerTxHistory(TransactionType.UPDATE, logicalRouter);
  92             }
  93         }
  94
  95     }
  96
  97     private void setDescription(final LogicalRouter logicalRouter, final LogicalRouters inputRouter) {
  98         if (inputRouter.getHwvtepNodeDescription() != null) {
  99             logicalRouter.setDescription(inputRouter.getHwvtepNodeDescription());
 100         } else {
 101             LOG.warn("Logical router {} is missing a description string", inputRouter.getHwvtepNodeName());
 102         }
 103     }
 104
 105     private void setName(final LogicalRouter logicalRouter, final LogicalRouters inputRouter,
 106             final Optional<LogicalRouters> inputRouterOptional) {
 107         if (inputRouter.getHwvtepNodeName() != null) {
 108             logicalRouter.setName(inputRouter.getHwvtepNodeName().getValue());
 109         } else if (inputRouterOptional.isPresent() && inputRouterOptional.get().getHwvtepNodeName() != null) {
 110             logicalRouter.setName(inputRouterOptional.get().getHwvtepNodeName().getValue());
 111         }
 112     }
 113
 114     private void setSwitchBindings(final TransactionBuilder transaction, final LogicalRouter logicalRouter,
 115             final List<SwitchBindings> switchBindings) {
 116         if (switchBindings != null) {
 117             Map<String, UUID> bindingMap = new HashMap<>();
 118             for (SwitchBindings switchBinding : switchBindings) {
 119                 @SuppressWarnings("unchecked")
 120                 InstanceIdentifier<LogicalSwitches> lswitchIid =
 121                         (InstanceIdentifier<LogicalSwitches>)switchBinding.getLogicalSwitchRef().getValue();
 122                 Optional<LogicalSwitches> operationalSwitchOptional =
 123                         getOperationalState().getLogicalSwitches(lswitchIid);
 124                 if (operationalSwitchOptional.isPresent()) {
 125                     Uuid logicalSwitchUuid = operationalSwitchOptional.get().getLogicalSwitchUuid();
 126                     bindingMap.put(switchBinding.getDestinationAddress().getIpv4Prefix().getValue(),
 127                             new UUID(logicalSwitchUuid.getValue()));
 128                 } else {
 129                     bindingMap.put(switchBinding.getDestinationAddress().getIpv4Prefix().getValue(),
 130                             TransactUtils.getLogicalSwitchUUID(transaction, getOperationalState(), lswitchIid));
 131                 }
 132             }
 133             logicalRouter.setSwitchBinding(bindingMap);
 134         }
 135     }
 136
 137     private void setAclBindings(final LogicalRouter logicalRouter, final List<AclBindings> aclBindings) {
 138         if (aclBindings != null) {
 139             Map<String, UUID> bindingMap = new HashMap<>();
 140             for (AclBindings aclBinding : aclBindings) {
 141                 @SuppressWarnings("unchecked")
 142                 InstanceIdentifier<Acls> aclIid =
 143                         (InstanceIdentifier<Acls>)aclBinding.getAclRef().getValue();
 144                 Optional<Acls> operationalAclOptional =
 145                         getOperationalState().getAcls(aclIid);
 146                 if (operationalAclOptional.isPresent()) {
 147                     Uuid aclUuid = operationalAclOptional.get().getAclUuid();
 148                     bindingMap.put(aclBinding.getRouterInterface().stringValue(),
 149                             new UUID(aclUuid.getValue()));
 150                 } else {
 151                     bindingMap.put(aclBinding.getRouterInterface().stringValue(),
 152                             TransactUtils.getAclUUID(aclIid));
 153                 }
 154             }
 155             logicalRouter.setAclBinding(bindingMap);
 156         }
 157
 158     }
 159
 160     private void setStaticRoutes(final LogicalRouter logicalRouter, final List<StaticRoutes> staticRoutes) {
 161         if (staticRoutes != null) {
 162             Map<String, String> staticRoutesMap = new HashMap<>();
 163             for (StaticRoutes staticRoute : staticRoutes) {
 164                 staticRoutesMap.put(staticRoute.getDestinationAddress().stringValue(),
 165                         staticRoute.getNexthopAddress().stringValue());
 166             }
 167             logicalRouter.setStaticRoutes(staticRoutesMap);
 168         }
 169     }
 170
 171     @Override
 172     protected List<LogicalRouters> getData(final HwvtepGlobalAugmentation augmentation) {
 173         return augmentation.getLogicalRouters();
 174     }
 175 }
 176