interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/renderer/ovs/confighelpers/OvsVlanMemberConfigUpdateHelper.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.genius.interfacemanager.renderer.ovs.confighelpers;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  12 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  13 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  14 import org.opendaylight.genius.interfacemanager.IfmUtil;
  15 import org.opendaylight.genius.interfacemanager.commons.InterfaceManagerCommonUtils;
  16 import org.opendaylight.genius.interfacemanager.commons.InterfaceMetaUtils;
  17 import org.opendaylight.genius.mdsalutil.interfaces.IMdsalApiManager;
  18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.OperStatus;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.alivenessmonitor.rev160411.AlivenessMonitorService;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.meta.rev160406._interface.child.info.InterfaceParentEntryKey;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.meta.rev160406._interface.child.info._interface.parent.entry.InterfaceChildEntry;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.meta.rev160406._interface.child.info._interface.parent.entry.InterfaceChildEntryKey;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rev160406.IfL2vlan;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rev160406.ParentRefs;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanId;
  29 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 import java.util.ArrayList;
  34 import java.util.List;
  35
  36 public class OvsVlanMemberConfigUpdateHelper {
  37     private static final Logger LOG = LoggerFactory.getLogger(OvsVlanMemberConfigUpdateHelper.class);
  38     public static List<ListenableFuture<Void>> updateConfiguration(DataBroker dataBroker, AlivenessMonitorService alivenessMonitorService, ParentRefs parentRefsNew,
  39                                                                    Interface interfaceOld, IfL2vlan ifL2vlanNew,
  40                                                                    Interface interfaceNew, IdManagerService idManager,
  41                                                                    IMdsalApiManager mdsalApiManager) {
  42         List<ListenableFuture<Void>> futures = new ArrayList<>();
  43         ParentRefs parentRefsOld = interfaceOld.getAugmentation(ParentRefs.class);
  44
  45         InterfaceParentEntryKey interfaceParentEntryKey =
  46                 new InterfaceParentEntryKey(parentRefsOld.getParentInterface());
  47         InterfaceChildEntryKey interfaceChildEntryKey = new InterfaceChildEntryKey(interfaceOld.getName());
  48         InterfaceChildEntry interfaceChildEntry =
  49                 InterfaceMetaUtils.getInterfaceChildEntryFromConfigDS(interfaceParentEntryKey, interfaceChildEntryKey,
  50                         dataBroker);
  51
  52         if (interfaceChildEntry == null) {
  53             futures.addAll(OvsInterfaceConfigAddHelper.addConfiguration(dataBroker,
  54                     interfaceNew.getAugmentation(ParentRefs.class), interfaceNew, idManager, alivenessMonitorService, mdsalApiManager));
  55             return futures;
  56         }
  57
  58         IfL2vlan ifL2vlanOld = interfaceOld.getAugmentation(IfL2vlan.class);
  59         if (ifL2vlanOld == null || (ifL2vlanNew.getL2vlanMode() != ifL2vlanOld.getL2vlanMode())) {
  60             LOG.error("Configuration Error. Vlan Mode Change of Vlan Trunk Member {} as new trunk member: {} is " +
  61                     "not allowed.", interfaceOld, interfaceNew);
  62             return futures;
  63         }
  64
  65         if (vlanIdModified(ifL2vlanOld.getVlanId(), ifL2vlanNew.getVlanId()) ||
  66                 !parentRefsOld.getParentInterface().equals(parentRefsNew.getParentInterface())) {
  67             futures.addAll(OvsVlanMemberConfigRemoveHelper.removeConfiguration(dataBroker, parentRefsOld, interfaceOld,
  68                     ifL2vlanOld, idManager));
  69             futures.addAll(OvsVlanMemberConfigAddHelper.addConfiguration(dataBroker, parentRefsNew, interfaceNew,
  70                     ifL2vlanNew, idManager));
  71             return futures;
  72         }
  73
  74         if (interfaceNew.isEnabled() == interfaceOld.isEnabled()) {
  75             return futures;
  76         }
  77
  78         org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface pifState =
  79                 InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(parentRefsNew.getParentInterface(), dataBroker);
  80         if (pifState != null) {
  81             OperStatus operStatus = OperStatus.Down;
  82             if (interfaceNew.isEnabled()) {
  83                 operStatus = pifState.getOperStatus();
  84             }
  85
  86             WriteTransaction t = dataBroker.newWriteOnlyTransaction();
  87             InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> ifStateId =
  88                     IfmUtil.buildStateInterfaceId(interfaceNew.getName());
  89             InterfaceBuilder ifaceBuilder = new InterfaceBuilder();
  90             ifaceBuilder.setOperStatus(operStatus);
  91             ifaceBuilder.setKey(IfmUtil.getStateInterfaceKeyFromName(interfaceNew.getName()));
  92
  93             t.merge(LogicalDatastoreType.OPERATIONAL, ifStateId, ifaceBuilder.build());
  94             futures.add(t.submit());
  95         }
  96
  97         return futures;
  98     }
  99
 100     public static boolean vlanIdModified(VlanId vlanIdOld, VlanId vlanIdNew){
 101         if ((vlanIdOld != null && vlanIdNew == null) ||
 102                 (vlanIdOld == null && vlanIdOld != null)) {
 103             return true;
 104         }
 105
 106         if (vlanIdOld != null && vlanIdNew != null && !vlanIdOld.equals(vlanIdNew)) {
 107             return true;
 108         }
 109         return false;
 110     }
 111 }