2 * Copyright © 2017 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.netvirt.fibmanager;
10 import static org.opendaylight.genius.mdsalutil.NWUtil.isIpv4Address;
12 import com.google.common.base.Preconditions;
13 import java.math.BigInteger;
14 import java.util.Collection;
15 import javax.inject.Inject;
16 import javax.inject.Singleton;
17 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
18 import org.opendaylight.genius.mdsalutil.FlowEntity;
19 import org.opendaylight.genius.mdsalutil.NwConstants;
20 import org.opendaylight.genius.mdsalutil.interfaces.IMdsalApiManager;
21 import org.opendaylight.netvirt.fibmanager.api.FibHelper;
22 import org.opendaylight.netvirt.fibmanager.api.RouteOrigin;
23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.RouterInterface;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.vrfentries.VrfEntry;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.instance.op.data.VpnInstanceOpDataEntry;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.VpnToDpnList;
28 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
29 import org.slf4j.Logger;
30 import org.slf4j.LoggerFactory;
33 public class RouterInterfaceVrfEntryHandler extends BaseVrfEntryHandler implements IVrfEntryHandler {
35 private static final Logger LOG = LoggerFactory.getLogger(RouterInterfaceVrfEntryHandler.class);
36 private final IMdsalApiManager mdsalManager;
37 private final IPv6Handler ipv6Handler;
40 public RouterInterfaceVrfEntryHandler(final DataBroker dataBroker, final NexthopManager nexthopManager,
41 final IMdsalApiManager mdsalManager, final IPv6Handler ipv6Handler, final FibUtil fibUtil) {
42 super(dataBroker, nexthopManager, mdsalManager, fibUtil);
43 this.mdsalManager = mdsalManager;
44 this.ipv6Handler = ipv6Handler;
49 LOG.info("{} close", getClass().getSimpleName());
53 public void createFlows(InstanceIdentifier<VrfEntry> identifier, VrfEntry vrfEntry, String rd) {
54 RouterInterface routerInt = vrfEntry.augmentation(RouterInterface.class);
55 installRouterFibEntries(vrfEntry, rd, NwConstants.ADD_FLOW, routerInt);
59 public void updateFlows(InstanceIdentifier<VrfEntry> identifier, VrfEntry original, VrfEntry update, String rd) {
64 public void removeFlows(InstanceIdentifier<VrfEntry> identifier, VrfEntry vrfEntry, String rd) {
65 RouterInterface routerInt = vrfEntry.augmentation(RouterInterface.class);
66 installRouterFibEntries(vrfEntry, rd, NwConstants.DEL_FLOW, routerInt);
69 private Boolean installRouterFibEntries(VrfEntry vrfEntry, String rd, int addOrRemove,
70 RouterInterface routerInterface) {
71 final VpnInstanceOpDataEntry vpnInstance = getFibUtil().getVpnInstance(rd);
72 Preconditions.checkNotNull(vpnInstance, "Vpn Instance not available " + rd);
73 Preconditions.checkNotNull(vpnInstance.getVpnId(),
74 "Vpn Instance with rd " + vpnInstance.getVrfId() + " has null vpnId!");
75 synchronized (vpnInstance.getVpnInstanceName().intern()) {
76 final Collection<VpnToDpnList> vpnToDpnList;
77 if (vrfEntry.getParentVpnRd() != null
78 && FibHelper.isControllerManagedNonSelfImportedRoute(RouteOrigin.value(vrfEntry.getOrigin()))) {
79 VpnInstanceOpDataEntry parentVpnInstance =
80 getFibUtil().getVpnInstance(vrfEntry.getParentVpnRd());
81 vpnToDpnList = parentVpnInstance != null ? parentVpnInstance.getVpnToDpnList()
82 : vpnInstance.getVpnToDpnList();
84 vpnToDpnList = vpnInstance.getVpnToDpnList();
86 final Long vpnId = vpnInstance.getVpnId();
88 if (vpnToDpnList != null) {
89 String routerId = routerInterface.getUuid();
90 String macAddress = routerInterface.getMacAddress();
91 String ipValue = routerInterface.getIpAddress();
92 LOG.trace("createFibEntries - Router augmented vrfentry found for for router uuid:{}, ip:{}, mac:{}",
93 routerId, ipValue, macAddress);
94 for (VpnToDpnList vpnDpn : vpnToDpnList) {
95 if (vpnDpn.getDpnState() == VpnToDpnList.DpnState.Active) {
96 installRouterFibEntry(vrfEntry, vpnDpn.getDpnId(), vpnId, ipValue, new MacAddress(macAddress),
105 public void installRouterFibEntry(final VrfEntry vrfEntry, BigInteger dpnId, long vpnId, String routerInternalIp,
106 MacAddress routerMac, int addOrRemove) {
108 // First install L3_GW_MAC_TABLE flows as it's common for both IPv4 and IPv6
110 FlowEntity l3GwMacFlowEntity = buildL3vpnGatewayFlow(dpnId, routerMac.getValue(), vpnId);
111 if (addOrRemove == NwConstants.ADD_FLOW) {
112 mdsalManager.syncInstallFlow(l3GwMacFlowEntity, 1);
114 mdsalManager.syncRemoveFlow(l3GwMacFlowEntity, 1);
117 java.util.Optional<Long> optionalLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
118 if (!optionalLabel.isPresent()) {
119 LOG.warn("Routes paths not present. Exiting installRouterFibEntry");
123 String[] subSplit = routerInternalIp.split("/");
124 String addRemoveStr = addOrRemove == NwConstants.ADD_FLOW ? "ADD_FLOW" : "DELETE_FLOW";
125 LOG.trace("{}: Building Echo Flow entity for dpid:{}, router_ip:{}, vpnId:{}, subSplit:{} ", addRemoveStr,
126 dpnId, routerInternalIp, vpnId, subSplit[0]);
128 if (isIpv4Address(subSplit[0])) {
129 installPingResponderFlowEntry(dpnId, vpnId, subSplit[0], routerMac, optionalLabel.get(), addOrRemove);
131 ipv6Handler.installPing6ResponderFlowEntry(dpnId, vpnId, routerInternalIp, routerMac, optionalLabel.get(),