2 * Copyright (c) 2016 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
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
8 package org.opendaylight.genius.interfacemanager.renderer.ovs.statehelpers;
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.genius.interfacemanager.IfmUtil;
14 import org.opendaylight.genius.interfacemanager.commons.InterfaceManagerCommonUtils;
15 import org.opendaylight.genius.interfacemanager.commons.InterfaceMetaUtils;
16 import org.opendaylight.genius.interfacemanager.renderer.ovs.utilities.SouthboundUtils;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbTerminationPointAugmentation;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.port._interface.attributes.InterfaceBfdStatus;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.meta.rev160406.bridge._interface.info.BridgeEntry;
21 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
22 import org.slf4j.Logger;
23 import org.slf4j.LoggerFactory;
25 import java.math.BigInteger;
26 import java.util.ArrayList;
27 import java.util.List;
29 public class OvsInterfaceTopologyStateUpdateHelper {
30 private static final Logger LOG = LoggerFactory.getLogger(OvsInterfaceTopologyStateUpdateHelper.class);
33 * This code is used to handle only a dpnId change scenario for a particular change,
34 * which is not expected to happen in usual cases.
36 public static List<ListenableFuture<Void>> updateBridgeRefEntry(InstanceIdentifier<OvsdbBridgeAugmentation> bridgeIid,
37 OvsdbBridgeAugmentation bridgeNew,
38 OvsdbBridgeAugmentation bridgeOld,
39 DataBroker dataBroker) {
40 List<ListenableFuture<Void>> futures = new ArrayList<>();
41 WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
43 BigInteger dpnIdNew = IfmUtil.getDpnId(bridgeNew.getDatapathId());
44 BigInteger dpnIdOld = IfmUtil.getDpnId(bridgeOld.getDatapathId());
46 //delete bridge reference entry for the old dpn in interface meta operational DS
47 InterfaceMetaUtils.deleteBridgeRefEntry(dpnIdOld, writeTransaction);
49 // create bridge reference entry in interface meta operational DS
50 InterfaceMetaUtils.createBridgeRefEntry(dpnIdNew, bridgeIid, writeTransaction);
52 // handle pre-provisioning of tunnels for the newly connected dpn
53 BridgeEntry bridgeEntry = InterfaceMetaUtils.getBridgeEntryFromConfigDS(dpnIdNew, dataBroker);
54 if (bridgeEntry == null) {
55 futures.add(writeTransaction.submit());
58 SouthboundUtils.addAllPortsToBridge(bridgeEntry, dataBroker, bridgeIid, bridgeNew, futures);
60 futures.add(writeTransaction.submit());
64 public static List<ListenableFuture<Void>> updateTunnelState(DataBroker dataBroker,
65 OvsdbTerminationPointAugmentation terminationPointNew) {
66 List<ListenableFuture<Void>> futures = new ArrayList<ListenableFuture<Void>>();
68 if (InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(terminationPointNew.getName(), dataBroker) == null) {
71 // update opstate of interface if TEP has gone down/up as a result of BFD monitoring
72 LOG.debug("updating tunnel state for interface {}", terminationPointNew.getName());
73 WriteTransaction transaction = dataBroker.newWriteOnlyTransaction();
74 InterfaceManagerCommonUtils.updateOpState(transaction, terminationPointNew.getName(), getTunnelOpState(terminationPointNew.getInterfaceBfdStatus()));
75 futures.add(transaction.submit());
79 private static org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.OperStatus
80 getTunnelOpState(List<InterfaceBfdStatus> tunnelBfdStatus) {
81 org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.OperStatus
82 livenessState = org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.OperStatus.Down;
83 if (tunnelBfdStatus != null && !tunnelBfdStatus.isEmpty()) {
84 for (InterfaceBfdStatus bfdState : tunnelBfdStatus) {
85 if (bfdState.getBfdStatusKey().equalsIgnoreCase(SouthboundUtils.BFD_OP_STATE)) {
86 String bfdOpState = bfdState.getBfdStatusValue();
87 if (bfdOpState.equalsIgnoreCase(SouthboundUtils.BFD_STATE_UP)) {
88 livenessState = org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.OperStatus.Up;
90 livenessState = org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.OperStatus.Down;