interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/renderer/ovs/confighelpers/OvsVlanMemberConfigUpdateHelper.java

   1 /*
   2  * Copyright (c) 2015 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.vpnservice.interfacemgr.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.idmanager.IdManager;
  15 import org.opendaylight.vpnservice.interfacemgr.IfmUtil;
  16 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceManagerCommonUtils;
  17 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceMetaUtils;
  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.vpnservice.interfacemgr.meta.rev151007._interface.child.info.InterfaceParentEntryKey;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info._interface.parent.entry.InterfaceChildEntry;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info._interface.parent.entry.InterfaceChildEntryKey;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfL2vlan;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.ParentRefs;
  26 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  27 import org.slf4j.Logger;
  28 import org.slf4j.LoggerFactory;
  29
  30 import java.util.ArrayList;
  31 import java.util.List;
  32
  33 public class OvsVlanMemberConfigUpdateHelper {
  34     private static final Logger LOG = LoggerFactory.getLogger(OvsVlanMemberConfigUpdateHelper.class);
  35     public static List<ListenableFuture<Void>> updateConfiguration(DataBroker dataBroker, ParentRefs parentRefsNew,
  36                                                                    Interface interfaceOld, IfL2vlan ifL2vlanNew,
  37                                                                    Interface interfaceNew, IdManager idManager) {
  38         List<ListenableFuture<Void>> futures = new ArrayList<>();
  39         ParentRefs parentRefsOld = interfaceOld.getAugmentation(ParentRefs.class);
  40
  41         InterfaceParentEntryKey interfaceParentEntryKey =
  42                 new InterfaceParentEntryKey(parentRefsOld.getParentInterface());
  43         InterfaceChildEntryKey interfaceChildEntryKey = new InterfaceChildEntryKey(interfaceOld.getName());
  44         InterfaceChildEntry interfaceChildEntry =
  45                 InterfaceMetaUtils.getInterfaceChildEntryFromConfigDS(interfaceParentEntryKey, interfaceChildEntryKey,
  46                         dataBroker);
  47
  48         if (interfaceChildEntry == null) {
  49             futures.addAll(OvsInterfaceConfigAddHelper.addConfiguration(dataBroker,
  50                     interfaceNew.getAugmentation(ParentRefs.class), interfaceNew, idManager));
  51             return futures;
  52         }
  53
  54         IfL2vlan ifL2vlanOld = interfaceOld.getAugmentation(IfL2vlan.class);
  55         if (ifL2vlanOld == null || (ifL2vlanNew.getL2vlanMode() != ifL2vlanOld.getL2vlanMode())) {
  56             LOG.error("Configuration Error. Vlan Mode Change of Vlan Trunk Member {} as new trunk member: {} is " +
  57                     "not allowed.", interfaceOld, interfaceNew);
  58             return futures;
  59         }
  60
  61         if (ifL2vlanOld.getVlanId() != ifL2vlanNew.getVlanId() ||
  62                 !parentRefsOld.getParentInterface().equals(parentRefsNew.getParentInterface())) {
  63             futures.addAll(OvsVlanMemberConfigRemoveHelper.removeConfiguration(dataBroker, parentRefsOld, interfaceOld,
  64                     ifL2vlanOld, idManager));
  65             futures.addAll(OvsVlanMemberConfigAddHelper.addConfiguration(dataBroker, parentRefsNew, interfaceNew,
  66                     ifL2vlanNew, idManager));
  67             return futures;
  68         }
  69
  70         if (interfaceNew.isEnabled() == interfaceOld.isEnabled()) {
  71             return futures;
  72         }
  73
  74         org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface pifState =
  75                 InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(parentRefsNew.getParentInterface(), dataBroker);
  76         if (pifState != null) {
  77             OperStatus operStatus = OperStatus.Down;
  78             if (interfaceNew.isEnabled()) {
  79                 operStatus = pifState.getOperStatus();
  80             }
  81
  82             WriteTransaction t = dataBroker.newWriteOnlyTransaction();
  83             InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> ifStateId =
  84                     IfmUtil.buildStateInterfaceId(interfaceNew.getName());
  85             InterfaceBuilder ifaceBuilder = new InterfaceBuilder();
  86             ifaceBuilder.setOperStatus(operStatus);
  87             ifaceBuilder.setKey(IfmUtil.getStateInterfaceKeyFromName(interfaceNew.getName()));
  88
  89             t.merge(LogicalDatastoreType.OPERATIONAL, ifStateId, ifaceBuilder.build());
  90             futures.add(t.submit());
  91         }
  92
  93         return futures;
  94     }
  95 }