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.util.Collection;
14 import java.util.concurrent.locks.ReentrantLock;
15 import javax.inject.Inject;
16 import javax.inject.Singleton;
17 import org.opendaylight.genius.datastoreutils.listeners.DataTreeEventCallbackRegistrar;
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.genius.utils.JvmGlobalLocks;
22 import org.opendaylight.mdsal.binding.api.DataBroker;
23 import org.opendaylight.netvirt.fibmanager.api.FibHelper;
24 import org.opendaylight.netvirt.fibmanager.api.RouteOrigin;
25 import org.opendaylight.serviceutils.upgrade.UpgradeState;
26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.RouterInterface;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.vrfentries.VrfEntry;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.instance.op.data.VpnInstanceOpDataEntry;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.VpnToDpnList;
31 import org.opendaylight.yangtools.yang.common.Uint32;
32 import org.opendaylight.yangtools.yang.common.Uint64;
33 import org.slf4j.Logger;
34 import org.slf4j.LoggerFactory;
37 public class RouterInterfaceVrfEntryHandler extends BaseVrfEntryHandler {
39 private static final Logger LOG = LoggerFactory.getLogger(RouterInterfaceVrfEntryHandler.class);
40 private final IMdsalApiManager mdsalManager;
41 private final IPv6Handler ipv6Handler;
44 public RouterInterfaceVrfEntryHandler(final DataBroker dataBroker, final NexthopManager nexthopManager,
45 final IMdsalApiManager mdsalManager, final IPv6Handler ipv6Handler, final FibUtil fibUtil,
46 final UpgradeState upgradeState, final DataTreeEventCallbackRegistrar eventCallbacks) {
47 super(dataBroker, nexthopManager, mdsalManager, fibUtil, upgradeState, eventCallbacks);
48 this.mdsalManager = mdsalManager;
49 this.ipv6Handler = ipv6Handler;
54 LOG.info("{} close", getClass().getSimpleName());
57 void createFlows(VrfEntry vrfEntry, String rd) {
58 RouterInterface routerInt = vrfEntry.augmentation(RouterInterface.class);
59 installRouterFibEntries(vrfEntry, rd, NwConstants.ADD_FLOW, routerInt);
62 void removeFlows(VrfEntry vrfEntry, String rd) {
63 RouterInterface routerInt = vrfEntry.augmentation(RouterInterface.class);
64 installRouterFibEntries(vrfEntry, rd, NwConstants.DEL_FLOW, routerInt);
67 private boolean installRouterFibEntries(VrfEntry vrfEntry, String rd, int addOrRemove,
68 RouterInterface routerInterface) {
69 final VpnInstanceOpDataEntry vpnInstance = getFibUtil().getVpnInstance(rd);
70 Preconditions.checkNotNull(vpnInstance, "Vpn Instance not available " + rd);
71 Preconditions.checkNotNull(vpnInstance.getVpnId(),
72 "Vpn Instance with rd " + vpnInstance.getVrfId() + " has null vpnId!");
74 // FIXME: separate this out somehow?
75 final ReentrantLock lock = JvmGlobalLocks.getLockForString(vpnInstance.getVpnInstanceName());
78 final Collection<VpnToDpnList> vpnToDpnList;
79 if (vrfEntry.getParentVpnRd() != null
80 && FibHelper.isControllerManagedNonSelfImportedRoute(RouteOrigin.value(vrfEntry.getOrigin()))) {
81 VpnInstanceOpDataEntry parentVpnInstance =
82 getFibUtil().getVpnInstance(vrfEntry.getParentVpnRd());
83 vpnToDpnList = parentVpnInstance != null ? parentVpnInstance.getVpnToDpnList()
84 : vpnInstance.getVpnToDpnList();
86 vpnToDpnList = vpnInstance.getVpnToDpnList();
88 final Uint32 vpnId = vpnInstance.getVpnId();
90 if (vpnToDpnList != null) {
91 String routerId = routerInterface.getUuid();
92 String macAddress = routerInterface.getMacAddress();
93 String ipValue = routerInterface.getIpAddress();
94 LOG.trace("createFibEntries - Router augmented vrfentry found for for router uuid:{}, ip:{}, mac:{}",
95 routerId, ipValue, macAddress);
96 for (VpnToDpnList vpnDpn : vpnToDpnList) {
97 if (vpnDpn.getDpnState() == VpnToDpnList.DpnState.Active) {
98 installRouterFibEntry(vrfEntry, vpnDpn.getDpnId(), vpnId, ipValue,
99 new MacAddress(macAddress), addOrRemove);
109 public void installRouterFibEntry(final VrfEntry vrfEntry, Uint64 dpnId, Uint32 vpnId, String routerInternalIp,
110 MacAddress routerMac, int addOrRemove) {
112 // First install L3_GW_MAC_TABLE flows as it's common for both IPv4 and IPv6
114 FlowEntity l3GwMacFlowEntity = buildL3vpnGatewayFlow(dpnId, routerMac.getValue(), vpnId);
115 if (addOrRemove == NwConstants.ADD_FLOW) {
116 mdsalManager.syncInstallFlow(l3GwMacFlowEntity, 1);
118 mdsalManager.syncRemoveFlow(l3GwMacFlowEntity, 1);
121 java.util.Optional<Uint32> optionalLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
122 if (!optionalLabel.isPresent()) {
123 LOG.warn("Routes paths not present. Exiting installRouterFibEntry");
127 String[] subSplit = routerInternalIp.split("/");
128 String addRemoveStr = addOrRemove == NwConstants.ADD_FLOW ? "ADD_FLOW" : "DELETE_FLOW";
129 LOG.trace("{}: Building Echo Flow entity for dpid:{}, router_ip:{}, vpnId:{}, subSplit:{} ", addRemoveStr,
130 dpnId, routerInternalIp, vpnId, subSplit[0]);
132 if (isIpv4Address(subSplit[0])) {
133 installPingResponderFlowEntry(dpnId, vpnId, subSplit[0], routerMac, optionalLabel.get(), addOrRemove);
135 ipv6Handler.installPing6ResponderFlowEntry(dpnId, vpnId, routerInternalIp, routerMac, optionalLabel.get(),