hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transactions/md/HwvtepLogicalRouterUpdateCommand.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.transactions.md;
  10
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import java.util.Map;
  14 import java.util.Map.Entry;
  15 import java.util.Optional;
  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.ACL;
  26 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalRouter;
  27 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalSwitch;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
  30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
  31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepAclRef;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  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.HwvtepLogicalSwitchRef;
  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.hwvtep.global.attributes.Acls;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalRouters;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalRoutersBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalRoutersKey;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.AclBindings;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.AclBindingsBuilder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.StaticRoutes;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.StaticRoutesBuilder;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.SwitchBindings;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.logical.router.attributes.SwitchBindingsBuilder;
  49 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  50 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeBuilder;
  51 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  52 import org.slf4j.Logger;
  53 import org.slf4j.LoggerFactory;
  54
  55
  56 public class HwvtepLogicalRouterUpdateCommand extends AbstractTransactionCommand {
  57     private static final Logger LOG = LoggerFactory.getLogger(HwvtepLogicalRouterUpdateCommand.class);
  58     private final Map<UUID, LogicalRouter> updatedLRRows;
  59
  60     public HwvtepLogicalRouterUpdateCommand(HwvtepConnectionInstance key, TableUpdates updates,
  61             DatabaseSchema dbSchema) {
  62         super(key, updates, dbSchema);
  63         updatedLRRows = TyperUtils.extractRowsUpdated(LogicalRouter.class, getUpdates(), getDbSchema());
  64     }
  65
  66     @Override
  67     public void execute(ReadWriteTransaction transaction) {
  68         for (Entry<UUID, LogicalRouter> entry : updatedLRRows.entrySet()) {
  69             LOG.trace("Updating logical router {} with {}", entry.getKey(), entry.getValue());
  70             updateLogicalRouter(transaction, entry.getValue());
  71         }
  72     }
  73
  74     private void updateLogicalRouter(ReadWriteTransaction transaction, final LogicalRouter router) {
  75         final InstanceIdentifier<Node> connectionIId = getOvsdbConnectionInstance().getInstanceIdentifier();
  76         Optional<Node> connection = HwvtepSouthboundUtil.readNode(transaction, connectionIId);
  77         if (connection.isPresent()) {
  78             Node connectionNode = buildConnectionNode(router);
  79             transaction.merge(LogicalDatastoreType.OPERATIONAL, connectionIId, connectionNode);
  80             InstanceIdentifier<LogicalRouters> routerIid = getOvsdbConnectionInstance().getInstanceIdentifier()
  81                     .augmentation(HwvtepGlobalAugmentation.class)
  82                     .child(LogicalRouters.class, new LogicalRoutersKey(new HwvtepNodeName(router.getName())));
  83             getOvsdbConnectionInstance().getDeviceInfo().updateDeviceOperData(LogicalRouters.class, routerIid,
  84                     router.getUuid(), router);
  85         }
  86     }
  87
  88     private Node buildConnectionNode(final LogicalRouter router) {
  89         //Update node with LogicalRouter reference
  90         NodeBuilder connectionNode = new NodeBuilder();
  91         connectionNode.setNodeId(getOvsdbConnectionInstance().getNodeId());
  92         LogicalRoutersBuilder lrBuilder = new LogicalRoutersBuilder();
  93         lrBuilder.setLogicalRouterUuid(new Uuid(router.getUuid().toString()));
  94         lrBuilder.setHwvtepNodeDescription(router.getDescription());
  95         HwvtepNodeName hwvtepName = new HwvtepNodeName(router.getName());
  96         lrBuilder.setHwvtepNodeName(hwvtepName);
  97         lrBuilder.withKey(new LogicalRoutersKey(hwvtepName));
  98
  99         setSwitchBindings(router, lrBuilder);
 100         setStaticRoutes(router, lrBuilder);
 101         setAclBindings(router, lrBuilder);
 102
 103         List<LogicalRouters> routers = new ArrayList<>();
 104         routers.add(lrBuilder.build());
 105         connectionNode.addAugmentation(new HwvtepGlobalAugmentationBuilder().setLogicalRouters(routers).build());
 106         return connectionNode.build();
 107     }
 108
 109     private static void setStaticRoutes(final LogicalRouter router, final LogicalRoutersBuilder lrBuilder) {
 110         if (isRouterHasStaticRoutes(router)) {
 111             List<StaticRoutes> routes = new ArrayList<>();
 112             for (Entry<String, String> entry : router.getStaticRoutesColumn().getData().entrySet()) {
 113                 StaticRoutesBuilder staticRouteBuilder = new StaticRoutesBuilder();
 114                 staticRouteBuilder.setDestinationAddress(new IpPrefix(new Ipv4Prefix(entry.getKey())));
 115                 staticRouteBuilder.setNexthopAddress(new IpAddress(new Ipv4Address(entry.getKey())));
 116                 routes.add(staticRouteBuilder.build());
 117             }
 118             lrBuilder.setStaticRoutes(routes);
 119         }
 120     }
 121
 122     private static boolean isRouterHasStaticRoutes(final LogicalRouter router) {
 123         return router != null && router.getStaticRoutesColumn() != null
 124                 && router.getStaticRoutesColumn().getData() != null
 125                 && !router.getStaticRoutesColumn().getData().isEmpty();
 126     }
 127
 128     private void setAclBindings(final LogicalRouter router, final LogicalRoutersBuilder builder) {
 129         if (isRouterHasAcls(router)) {
 130             List<AclBindings> bindings = new ArrayList<>();
 131             for (Entry<String, UUID> entry : router.getAclBindingColumn().getData().entrySet()) {
 132                 AclBindingsBuilder aclBindingBuiler = new AclBindingsBuilder();
 133                 UUID aclUUID = entry.getValue();
 134                 ACL acl = (ACL)getOvsdbConnectionInstance().getDeviceInfo().getDeviceOperData(Acls.class, aclUUID);
 135                 if (acl != null) {
 136                     InstanceIdentifier<Acls> aclIid =
 137                             HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(), acl);
 138                     aclBindingBuiler.setAclRef(new HwvtepAclRef(aclIid));
 139                     aclBindingBuiler.setRouterInterface(new IpPrefix(new Ipv4Prefix(entry.getKey())));
 140                     bindings.add(aclBindingBuiler.build());
 141                 }
 142                 builder.setAclBindings(bindings);
 143             }
 144         }
 145     }
 146
 147     private static boolean isRouterHasAcls(final LogicalRouter router) {
 148         return router != null && router.getAclBindingColumn() != null
 149                 && router.getAclBindingColumn().getData() != null
 150                 && !router.getAclBindingColumn().getData().isEmpty();
 151     }
 152
 153     private void setSwitchBindings(final LogicalRouter router, final LogicalRoutersBuilder builder) {
 154         if (isRouterHasSwitchBindings(router)) {
 155             List<SwitchBindings> bindings = new ArrayList<>();
 156             for (Entry<String, UUID> entry : router.getSwitchBindingColumn().getData().entrySet()) {
 157                 SwitchBindingsBuilder switchBindingBuiler = new SwitchBindingsBuilder();
 158                 UUID lsUUID = entry.getValue();
 159                 LogicalSwitch logicalSwitch = getOvsdbConnectionInstance().getDeviceInfo().getLogicalSwitch(lsUUID);
 160                 if (logicalSwitch != null) {
 161                     switchBindingBuiler.setDestinationAddress(new IpPrefix(new Ipv4Prefix(entry.getKey())));
 162                     InstanceIdentifier<LogicalSwitches> switchIid =
 163                         HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(), logicalSwitch);
 164                     switchBindingBuiler.setLogicalSwitchRef(new HwvtepLogicalSwitchRef(switchIid));
 165                     bindings.add(switchBindingBuiler.build());
 166                 }
 167             }
 168             builder.setSwitchBindings(bindings);
 169         }
 170     }
 171
 172     private static boolean isRouterHasSwitchBindings(final LogicalRouter router) {
 173         return router != null && router.getSwitchBindingColumn() != null
 174                 && router.getSwitchBindingColumn().getData() != null
 175                 && !router.getSwitchBindingColumn().getData().isEmpty();
 176     }
 177 }