interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/renderer/ovs/statehelpers/OvsInterfaceStateUpdateHelper.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.statehelpers;
   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.vpnservice.interfacemgr.IfmUtil;
  15 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceManagerCommonUtils;
  16 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceMetaUtils;
  17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
  18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.PhysAddress;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info.InterfaceParentEntry;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info.InterfaceParentEntryKey;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._interface.child.info._interface.parent.entry.InterfaceChildEntry;
  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 OvsInterfaceStateUpdateHelper {
  34     private static final Logger LOG = LoggerFactory.getLogger(OvsInterfaceStateUpdateHelper.class);
  35
  36     public static List<ListenableFuture<Void>> updateState(InstanceIdentifier<FlowCapableNodeConnector> key,
  37                                                            DataBroker dataBroker, String portName,
  38                                                            FlowCapableNodeConnector flowCapableNodeConnectorNew,
  39                                                            FlowCapableNodeConnector flowCapableNodeConnectorOld) {
  40         LOG.debug("Update of Interface State for port: {}", portName);
  41         List<ListenableFuture<Void>> futures = new ArrayList<>();
  42         WriteTransaction t = dataBroker.newWriteOnlyTransaction();
  43
  44         Interface.OperStatus operStatusNew =
  45                 flowCapableNodeConnectorNew.getState().isLinkDown() ? Interface.OperStatus.Down : Interface.OperStatus.Up;
  46         Interface.AdminStatus adminStatusNew =
  47                 flowCapableNodeConnectorNew.getState().isBlocked() ? Interface.AdminStatus.Down : Interface.AdminStatus.Up;
  48         MacAddress macAddressNew = flowCapableNodeConnectorNew.getHardwareAddress();
  49
  50         Interface.OperStatus operStatusOld =
  51                 flowCapableNodeConnectorOld.getState().isLinkDown() ? Interface.OperStatus.Down : Interface.OperStatus.Up;
  52         Interface.AdminStatus adminStatusOld =
  53                 flowCapableNodeConnectorOld.getState().isBlocked() ? Interface.AdminStatus.Down : Interface.AdminStatus.Up;
  54         MacAddress macAddressOld = flowCapableNodeConnectorOld.getHardwareAddress();
  55
  56         boolean opstateModified = false;
  57         boolean adminStateModified = false;
  58         boolean hardwareAddressModified = false;
  59         if (!operStatusNew.equals(operStatusOld)) {
  60             opstateModified = true;
  61         }
  62         if (!adminStatusNew.equals(adminStatusOld)) {
  63             adminStateModified = true;
  64         }
  65         if (!macAddressNew.equals(macAddressOld)) {
  66             hardwareAddressModified = true;
  67         }
  68
  69         if (!opstateModified && !adminStateModified && !hardwareAddressModified) {
  70             LOG.debug("If State entry for port: {} Not Modified.", portName);
  71             return futures;
  72         }
  73
  74         InstanceIdentifier<Interface> ifStateId = IfmUtil.buildStateInterfaceId(portName);
  75         InterfaceBuilder ifaceBuilder = new InterfaceBuilder();
  76
  77         boolean modified = false;
  78         if (opstateModified) {
  79             LOG.debug("Opstate Modified for Port: {}", portName);
  80             InterfaceKey interfaceKey = new InterfaceKey(portName);
  81             org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface iface =
  82                     InterfaceManagerCommonUtils.getInterfaceFromConfigDS(interfaceKey, dataBroker);
  83
  84             // If interface config admin state is disabled, set operstate of the Interface State entity to Down.
  85             if (iface != null && !iface.isEnabled()) {
  86                 operStatusNew = Interface.OperStatus.Down;
  87             }
  88
  89             ifaceBuilder.setOperStatus(operStatusNew);
  90             modified = true;
  91         }
  92
  93         if (adminStateModified) {
  94             LOG.debug("Admin state Modified for Port: {}", portName);
  95             ifaceBuilder.setAdminStatus(adminStatusNew);
  96             modified = true;
  97         }
  98
  99         if (hardwareAddressModified) {
 100             LOG.debug("Hw-Address Modified for Port: {}", portName);
 101             PhysAddress physAddress = new PhysAddress(macAddressNew.getValue());
 102             ifaceBuilder.setPhysAddress(physAddress);
 103             modified = true;
 104         }
 105
 106         /* FIXME: Is there chance that lower layer node-connector info is updated.
 107                   Not Considering for now.
 108          */
 109
 110         if (modified) {
 111             ifaceBuilder.setKey(IfmUtil.getStateInterfaceKeyFromName(portName));
 112             t.merge(LogicalDatastoreType.OPERATIONAL, ifStateId, ifaceBuilder.build());
 113
 114             InterfaceParentEntryKey interfaceParentEntryKey = new InterfaceParentEntryKey(portName);
 115             InterfaceParentEntry interfaceParentEntry =
 116                     InterfaceMetaUtils.getInterfaceParentEntryFromConfigDS(interfaceParentEntryKey, dataBroker);
 117             if (interfaceParentEntry == null) {
 118                 futures.add(t.submit());
 119                 return futures;
 120             }
 121
 122             List<InterfaceChildEntry> interfaceChildEntries = interfaceParentEntry.getInterfaceChildEntry();
 123             if (interfaceChildEntries == null) {
 124                 futures.add(t.submit());
 125                 return futures;
 126             }
 127
 128             LOG.debug("Updating if-state entries for Vlan-Trunk Members for port: {}", portName);
 129             //FIXME: If the no. of child entries exceeds 100, perform txn updates in batches of 100.
 130             for (InterfaceChildEntry interfaceChildEntry : interfaceChildEntries) {
 131                 InstanceIdentifier<Interface> ifChildStateId =
 132                         IfmUtil.buildStateInterfaceId(interfaceChildEntry.getChildInterface());
 133                 t.merge(LogicalDatastoreType.OPERATIONAL, ifChildStateId, ifaceBuilder.build());
 134             }
 135         }
 136
 137         futures.add(t.submit());
 138         return futures;
 139     }
 140 }