hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transactions/md/HwvtepMacEntriesRemoveCommand.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
   9 package org.opendaylight.ovsdb.hwvtepsouthbound.transactions.md;
  10
  11 import java.util.Collection;
  12 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  13 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  14 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepConnectionInstance;
  15 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundConstants;
  16 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundMapper;
  17 import org.opendaylight.ovsdb.lib.message.TableUpdates;
  18 import org.opendaylight.ovsdb.lib.notation.UUID;
  19 import org.opendaylight.ovsdb.lib.schema.DatabaseSchema;
  20 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  21 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalSwitch;
  22 import org.opendaylight.ovsdb.schema.hardwarevtep.McastMacsLocal;
  23 import org.opendaylight.ovsdb.schema.hardwarevtep.McastMacsRemote;
  24 import org.opendaylight.ovsdb.schema.hardwarevtep.UcastMacsLocal;
  25 import org.opendaylight.ovsdb.schema.hardwarevtep.UcastMacsRemote;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepLogicalSwitchRef;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalMcastMacs;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalMcastMacsKey;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalUcastMacs;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalUcastMacsKey;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteMcastMacs;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteMcastMacsKey;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteUcastMacs;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteUcastMacsKey;
  38 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  39 import org.slf4j.Logger;
  40 import org.slf4j.LoggerFactory;
  41
  42 public class HwvtepMacEntriesRemoveCommand extends AbstractTransactionCommand {
  43
  44     private static final Logger LOG = LoggerFactory.getLogger(HwvtepMacEntriesRemoveCommand.class);
  45
  46     public HwvtepMacEntriesRemoveCommand(HwvtepConnectionInstance key, TableUpdates updates, DatabaseSchema dbSchema) {
  47         super(key, updates, dbSchema);
  48     }
  49
  50
  51     @Override
  52     public void execute(ReadWriteTransaction transaction) {
  53         removeUcastMacsLocal(transaction);
  54         removeUcastMacsRemote(transaction);
  55         removeMcastMacsLocal(transaction);
  56         removeMcastMacsRemote(transaction);
  57     }
  58
  59     private void removeUcastMacsLocal(ReadWriteTransaction transaction) {
  60         Collection<UcastMacsLocal> deletedLUMRows =
  61                 TyperUtils.extractRowsRemoved(UcastMacsLocal.class, getUpdates(), getDbSchema()).values();
  62         for (UcastMacsLocal lum : deletedLUMRows) {
  63             if (lum.getMac() != null && lum.getLogicalSwitchColumn() != null
  64                     && lum.getLogicalSwitchColumn().getData() != null) {
  65                 InstanceIdentifier<LocalUcastMacs> lumId = getOvsdbConnectionInstance().getInstanceIdentifier()
  66                     .augmentation(HwvtepGlobalAugmentation.class).child(LocalUcastMacs.class,
  67                                     new LocalUcastMacsKey(getLogicalSwitchRef(lum.getLogicalSwitchColumn().getData()),
  68                                                     getMacAddress(lum.getMac())));
  69                 transaction.delete(LogicalDatastoreType.OPERATIONAL, lumId);
  70             } else {
  71                 LOG.debug("Failed to delete UcastMacLocal entry {}", lum.getUuid());
  72             }
  73         }
  74     }
  75
  76     private void removeUcastMacsRemote(ReadWriteTransaction transaction) {
  77         Collection<UcastMacsRemote> deletedUMRRows =
  78                 TyperUtils.extractRowsRemoved(UcastMacsRemote.class, getUpdates(), getDbSchema()).values();
  79         for (UcastMacsRemote rum : deletedUMRRows) {
  80             if (rum.getMac() != null && rum.getLogicalSwitchColumn() != null
  81                     && rum.getLogicalSwitchColumn().getData() != null) {
  82                 InstanceIdentifier<RemoteUcastMacs> rumId = getOvsdbConnectionInstance().getInstanceIdentifier()
  83                     .augmentation(HwvtepGlobalAugmentation.class).child(RemoteUcastMacs.class,
  84                                     new RemoteUcastMacsKey(getLogicalSwitchRef(rum.getLogicalSwitchColumn().getData()),
  85                                                     getMacAddress(rum.getMac())));
  86                 transaction.delete(LogicalDatastoreType.OPERATIONAL, rumId);
  87                 getOvsdbConnectionInstance().getDeviceInfo().clearDeviceOperData(RemoteUcastMacs.class, rumId);
  88             } else {
  89                 LOG.debug("Failed to delete UcastMacRemote entry {}", rum.getUuid());
  90             }
  91         }
  92     }
  93
  94     private void removeMcastMacsLocal(ReadWriteTransaction transaction) {
  95         Collection<McastMacsLocal> deletedLMMRows =
  96                 TyperUtils.extractRowsRemoved(McastMacsLocal.class, getUpdates(), getDbSchema()).values();
  97         for (McastMacsLocal lmm : deletedLMMRows) {
  98             if (lmm.getMac() != null && lmm.getLogicalSwitchColumn() != null
  99                     && lmm.getLogicalSwitchColumn().getData() != null) {
 100                 InstanceIdentifier<LocalMcastMacs> lumId = getOvsdbConnectionInstance().getInstanceIdentifier()
 101                     .augmentation(HwvtepGlobalAugmentation.class)
 102                     .child(LocalMcastMacs.class,
 103                                     new LocalMcastMacsKey(getLogicalSwitchRef(lmm.getLogicalSwitchColumn().getData()),
 104                                                     getMacAddress(lmm.getMac())));
 105                 transaction.delete(LogicalDatastoreType.OPERATIONAL, lumId);
 106             } else {
 107                 LOG.debug("Failed to delete McastMacLocal entry {}", lmm.getUuid());
 108             }
 109         }
 110     }
 111
 112     private void removeMcastMacsRemote(ReadWriteTransaction transaction) {
 113         Collection<McastMacsRemote> deletedMMRRows =
 114                 TyperUtils.extractRowsRemoved(McastMacsRemote.class, getUpdates(), getDbSchema()).values();
 115         for (McastMacsRemote rmm : deletedMMRRows) {
 116             if (rmm.getMac() != null && rmm.getLogicalSwitchColumn() != null
 117                     && rmm.getLogicalSwitchColumn().getData() != null) {
 118                 InstanceIdentifier<RemoteMcastMacs> lumId = getOvsdbConnectionInstance().getInstanceIdentifier()
 119                     .augmentation(HwvtepGlobalAugmentation.class)
 120                     .child(RemoteMcastMacs.class,
 121                                     new RemoteMcastMacsKey(getLogicalSwitchRef(rmm.getLogicalSwitchColumn().getData()),
 122                                                     getMacAddress(rmm.getMac())));
 123                 transaction.delete(LogicalDatastoreType.OPERATIONAL, lumId);
 124                 getOvsdbConnectionInstance().getDeviceInfo().clearDeviceOperData(RemoteMcastMacs.class, lumId);
 125             } else {
 126                 LOG.debug("Failed to delete McastMacRemote entry {}", rmm.getUuid());
 127             }
 128         }
 129     }
 130
 131     private HwvtepLogicalSwitchRef getLogicalSwitchRef(UUID switchUUID) {
 132         LogicalSwitch logicalSwitch = getOvsdbConnectionInstance().getDeviceInfo().getLogicalSwitch(switchUUID);
 133         if (logicalSwitch != null) {
 134             InstanceIdentifier<LogicalSwitches> switchIid =
 135                     HwvtepSouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance(), logicalSwitch);
 136             return new HwvtepLogicalSwitchRef(switchIid);
 137         }
 138         LOG.debug("Failed to get LogicalSwitch {}", switchUUID);
 139         LOG.trace("Available LogicalSwitches: {}",
 140                         getOvsdbConnectionInstance().getDeviceInfo().getLogicalSwitches().values());
 141         return null;
 142     }
 143
 144     private MacAddress getMacAddress(String mac) {
 145         if (mac.equals(HwvtepSouthboundConstants.UNKNOWN_DST_STRING)) {
 146             return HwvtepSouthboundConstants.UNKNOWN_DST_MAC;
 147         } else {
 148             return new MacAddress(mac);
 149         }
 150     }
 151 }