2 * Copyright (c) 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.vpnmanager.populator.impl;
10 import static org.opendaylight.controller.md.sal.binding.api.WriteTransaction.CREATE_MISSING_PARENTS;
11 import static org.opendaylight.genius.infra.Datastore.OPERATIONAL;
12 import static org.opendaylight.infrautils.utils.concurrent.ListenableFutures.addErrorLogging;
14 import com.google.common.base.Optional;
15 import com.google.common.base.Preconditions;
16 import java.math.BigInteger;
17 import java.util.Collections;
18 import java.util.List;
19 import javax.annotation.Nullable;
20 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
21 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
22 import org.opendaylight.genius.infra.Datastore.Configuration;
23 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
24 import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
25 import org.opendaylight.genius.infra.TypedWriteTransaction;
26 import org.opendaylight.genius.mdsalutil.MDSALUtil;
27 import org.opendaylight.netvirt.bgpmanager.api.IBgpManager;
28 import org.opendaylight.netvirt.fibmanager.api.FibHelper;
29 import org.opendaylight.netvirt.fibmanager.api.IFibManager;
30 import org.opendaylight.netvirt.fibmanager.api.RouteOrigin;
31 import org.opendaylight.netvirt.vpnmanager.VpnUtil;
32 import org.opendaylight.netvirt.vpnmanager.populator.input.L3vpnInput;
33 import org.opendaylight.netvirt.vpnmanager.populator.intfc.VpnPopulator;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.FibEntries;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.LabelRouteMap;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.SubnetRoute;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.SubnetRouteBuilder;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.VrfEntryBase;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.fibentries.VrfTables;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.fibentries.VrfTablesBuilder;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.fibentries.VrfTablesKey;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.label.route.map.LabelRouteInfo;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.label.route.map.LabelRouteInfoBuilder;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.label.route.map.LabelRouteInfoKey;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.vrfentries.VrfEntry;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.vrfentries.VrfEntryKey;
47 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.adjacency.list.Adjacency;
48 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.adjacency.list.AdjacencyBuilder;
49 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.instance.op.data.VpnInstanceOpDataEntry;
50 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
51 import org.slf4j.Logger;
52 import org.slf4j.LoggerFactory;
54 public abstract class L3vpnPopulator implements VpnPopulator {
55 private static final Logger LOG = LoggerFactory.getLogger(L3vpnPopulator.class);
57 protected final IBgpManager bgpManager;
58 protected final IFibManager fibManager;
59 protected final DataBroker broker;
60 protected final ManagedNewTransactionRunner txRunner;
61 protected final VpnUtil vpnUtil;
63 protected L3vpnPopulator(DataBroker dataBroker, IBgpManager bgpManager, IFibManager fibManager,
65 this.bgpManager = bgpManager;
66 this.fibManager = fibManager;
67 this.broker = dataBroker;
68 this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
69 this.vpnUtil = vpnUtil;
74 public void populateFib(L3vpnInput input, TypedWriteTransaction<Configuration> writeCfgTxn) {}
76 public void addSubnetRouteFibEntry(L3vpnInput input) {
77 String rd = input.getRd();
78 String vpnName = input.getVpnName();
79 String prefix = input.getSubnetIp();
80 String nextHop = input.getNextHopIp();
81 long label = input.getLabel();
82 long l3vni = input.getL3vni();
83 long elantag = input.getElanTag();
84 BigInteger dpnId = input.getDpnId();
85 String networkName = input.getNetworkName();
86 String gwMacAddress = input.getGatewayMac();
87 SubnetRoute route = new SubnetRouteBuilder().setElantag(elantag).build();
88 RouteOrigin origin = RouteOrigin.CONNECTED; // Only case when a route is considered as directly connected
89 VrfEntry vrfEntry = FibHelper.getVrfEntryBuilder(prefix, label, nextHop, origin, networkName)
90 .addAugmentation(SubnetRoute.class, route).setL3vni(l3vni).setGatewayMacAddress(gwMacAddress).build();
91 LOG.debug("Created vrfEntry for {} nexthop {} label {} and elantag {}", prefix, nextHop, label, elantag);
92 InstanceIdentifier<VrfEntry> vrfEntryId =
93 InstanceIdentifier.builder(FibEntries.class)
94 .child(VrfTables.class, new VrfTablesKey(rd))
95 .child(VrfEntry.class, new VrfEntryKey(prefix)).build();
96 Optional<VrfEntry> entry = MDSALUtil.read(broker, LogicalDatastoreType.CONFIGURATION, vrfEntryId);
98 if (!entry.isPresent()) {
99 List<VrfEntry> vrfEntryList = Collections.singletonList(vrfEntry);
101 InstanceIdentifier.InstanceIdentifierBuilder<VrfTables> idBuilder =
102 InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd));
103 InstanceIdentifier<VrfTables> vrfTableId = idBuilder.build();
105 VrfTables vrfTableNew = new VrfTablesBuilder().setRouteDistinguisher(rd).setVrfEntry(vrfEntryList).build();
106 vpnUtil.syncUpdate(LogicalDatastoreType.CONFIGURATION, vrfTableId, vrfTableNew);
107 LOG.info("SUBNETROUTE: addSubnetRouteFibEntryToDS: Added vrfEntry for {} nexthop {} label {} rd {}"
108 + " vpnName {}", prefix, nextHop, label, rd, vpnName);
109 } else { // Found in MDSAL database
110 vpnUtil.syncWrite(LogicalDatastoreType.CONFIGURATION, vrfEntryId, vrfEntry);
111 LOG.info("SUBNETROUTE: addSubnetRouteFibEntryToDS: Updated vrfEntry for {} nexthop {} label {} rd {}"
112 + " vpnName {}", prefix, nextHop, label, rd, vpnName);
115 //Will be handled appropriately with the iRT patch for EVPN
116 if (input.getEncapType().equals(VrfEntryBase.EncapType.Mplsgre)) {
117 long vpnId = vpnUtil.getVpnId(vpnName);
118 addToLabelMapper(label, dpnId, prefix, Collections.singletonList(nextHop), vpnId, null, elantag, true, rd);
119 List<VpnInstanceOpDataEntry> vpnsToImportRoute = vpnUtil.getVpnsImportingMyRoute(vpnName);
120 if (vpnsToImportRoute.size() > 0) {
121 VrfEntry importingVrfEntry = FibHelper.getVrfEntryBuilder(prefix, label, nextHop,
122 RouteOrigin.SELF_IMPORTED, rd).addAugmentation(SubnetRoute.class, route).build();
123 List<VrfEntry> importingVrfEntryList = Collections.singletonList(importingVrfEntry);
124 for (VpnInstanceOpDataEntry vpnInstance : vpnsToImportRoute) {
125 String importingRd = vpnInstance.getVrfId();
126 InstanceIdentifier<VrfTables> importingVrfTableId =
127 InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class,
128 new VrfTablesKey(importingRd)).build();
129 VrfTables importingVrfTable = new VrfTablesBuilder().setRouteDistinguisher(importingRd)
130 .setVrfEntry(importingVrfEntryList).build();
131 vpnUtil.syncUpdate(LogicalDatastoreType.CONFIGURATION, importingVrfTableId, importingVrfTable);
132 LOG.info("SUBNETROUTE: addSubnetRouteFibEntryToDS: Exported route rd {} prefix {} nexthop {}"
133 + " label {} to vpn {} importingRd {}", rd, prefix, nextHop, label,
134 vpnInstance.getVpnInstanceName(), importingRd);
138 LOG.info("SUBNETROUTE: addSubnetRouteFibEntryToDS: Created vrfEntry for {} nexthop {} label {} and elantag {}"
139 + "rd {} vpnName {}", prefix, nextHop, label, elantag, rd, vpnName);
142 public void addToLabelMapper(Long label, BigInteger dpnId, String prefix, List<String> nextHopIpList, Long vpnId,
143 @Nullable String vpnInterfaceName, @Nullable Long elanTag, boolean isSubnetRoute, String rd) {
144 Preconditions.checkNotNull(label, "addToLabelMapper: label cannot be null or empty!");
145 Preconditions.checkNotNull(prefix, "addToLabelMapper: prefix cannot be null or empty!");
146 Preconditions.checkNotNull(vpnId, "addToLabelMapper: vpnId cannot be null or empty!");
147 Preconditions.checkNotNull(rd, "addToLabelMapper: rd cannot be null or empty!");
148 if (!isSubnetRoute) {
149 // NextHop must be present for non-subnetroute entries
150 Preconditions.checkNotNull(nextHopIpList, "addToLabelMapper: nextHopIp cannot be null or empty!");
152 synchronized (label.toString().intern()) {
153 addErrorLogging(txRunner.callWithNewWriteOnlyTransactionAndSubmit(OPERATIONAL, tx -> {
154 LOG.info("addToLabelMapper: label {} dpn {} prefix {} nexthoplist {} vpnid {} vpnIntfcName {} rd {}"
155 + " elanTag {}", label, dpnId, prefix, nextHopIpList, vpnId, vpnInterfaceName, rd, elanTag);
157 LabelRouteInfoBuilder lriBuilder = new LabelRouteInfoBuilder();
158 lriBuilder.setLabel(label).setDpnId(dpnId).setPrefix(prefix).setNextHopIpList(nextHopIpList)
159 .setParentVpnid(vpnId).setIsSubnetRoute(isSubnetRoute);
160 if (elanTag != null) {
161 lriBuilder.setElanTag(elanTag);
163 LOG.warn("addToLabelMapper: elanTag is null for label {} prefix {} rd {} vpnId {}",
164 label, prefix, rd, vpnId);
166 if (vpnInterfaceName != null) {
167 lriBuilder.setVpnInterfaceName(vpnInterfaceName);
169 LOG.warn("addToLabelMapper: vpn interface is null for label {} prefix {} rd {} vpnId {}",
170 label, prefix, rd, vpnId);
172 lriBuilder.setParentVpnRd(rd);
173 VpnInstanceOpDataEntry vpnInstanceOpDataEntry = vpnUtil.getVpnInstanceOpData(rd);
174 if (vpnInstanceOpDataEntry != null) {
175 List<String> vpnInstanceNames = Collections
176 .singletonList(vpnInstanceOpDataEntry.getVpnInstanceName());
177 lriBuilder.setVpnInstanceList(vpnInstanceNames);
179 LabelRouteInfo lri = lriBuilder.build();
180 InstanceIdentifier<LabelRouteInfo> lriIid = InstanceIdentifier.builder(LabelRouteMap.class)
181 .child(LabelRouteInfo.class, new LabelRouteInfoKey(label)).build();
182 tx.merge(lriIid, lri, CREATE_MISSING_PARENTS);
183 LOG.info("addToLabelMapper: Added label route info to label {} prefix {} nextHopList {} vpnId {}"
184 + " interface {} rd {} elantag {}", label, prefix, nextHopIpList, vpnId, vpnInterfaceName,
187 LOG.warn("addToLabelMapper: Can't add entry to label map for label {} prefix {} nextHopList {}"
188 + " vpnId {} interface {} rd {} elantag {}, dpnId is null", label, prefix, nextHopIpList,
189 vpnId, vpnInterfaceName, rd, elanTag);
191 }), LOG, "addToLabelMapper");
196 public Adjacency createOperationalAdjacency(L3vpnInput input) {
197 return new AdjacencyBuilder().build();
200 @SuppressWarnings("checkstyle:IllegalCatch")
201 protected void addPrefixToBGP(String rd, String primaryRd, @Nullable String macAddress, String prefix,
202 String nextHopIp, VrfEntry.EncapType encapType, long label, long l3vni,
203 String gatewayMac, RouteOrigin origin,
204 TypedWriteTransaction<Configuration> writeConfigTxn) {
206 List<String> nextHopList = Collections.singletonList(nextHopIp);
207 LOG.info("ADD: addPrefixToBGP: Adding Fib entry rd {} prefix {} nextHop {} label {} gwMac {}", rd, prefix,
208 nextHopList, label, gatewayMac);
209 fibManager.addOrUpdateFibEntry(primaryRd, macAddress, prefix, nextHopList,
210 encapType, (int)label, l3vni, gatewayMac, null /*parentVpnRd*/, origin, writeConfigTxn);
211 LOG.info("ADD: addPrefixToBGP: Added Fib entry rd {} prefix {} nextHop {} label {} gwMac {}", rd, prefix,
212 nextHopList, label, gatewayMac);
213 // Advertise the prefix to BGP only if nexthop ip is available
214 if (!nextHopList.isEmpty()) {
215 bgpManager.advertisePrefix(rd, macAddress, prefix, nextHopList, encapType, (int)label,
216 l3vni, 0 /*l2vni*/, gatewayMac);
218 LOG.error("addPrefixToBGP: NextHopList is null/empty. Hence rd {} prefix {} nextHop {} label {}"
219 + " gwMac {} is not advertised to BGP", rd, prefix, nextHopList, label, gatewayMac);
221 } catch (Exception e) {
222 LOG.error("addPrefixToBGP: Add prefix {} with rd {} nextHop {} label {} gwMac {} failed", prefix, rd,
223 nextHopIp, label, gatewayMac, e);