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.itm.confighelpers;
10 import com.google.common.base.Optional;
11 import com.google.common.util.concurrent.ListenableFuture;
12 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
13 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
14 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
15 import org.opendaylight.genius.itm.impl.ItmUtils;
16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rev160406.TunnelTypeBase;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rev160406.TunnelTypeVxlan;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.ExternalTunnelList;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.dpn.endpoints.DPNTEPsInfo;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.dpn.endpoints.dpn.teps.info.TunnelEndPoints;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.external.tunnel.list.ExternalTunnel;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rev160406.TransportZones;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rev160406.transport.zones.TransportZone;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rev160406.transport.zones.TransportZoneKey;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rev160406.transport.zones.transport.zone.Subnets;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rev160406.transport.zones.transport.zone.subnets.DeviceVteps;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rev160406.transport.zones.transport.zone.subnets.Vteps;
31 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
32 import org.slf4j.Logger;
33 import org.slf4j.LoggerFactory;
35 import java.math.BigInteger;
36 import java.util.ArrayList;
37 import java.util.List;
39 public class ItmExternalTunnelDeleteWorker {
40 private static final Logger logger = LoggerFactory.getLogger(ItmExternalTunnelDeleteWorker.class ) ;
42 public static List<ListenableFuture<Void>> deleteTunnels(DataBroker dataBroker, IdManagerService idManagerService, List<DPNTEPsInfo> dpnTepsList,IpAddress extIp, Class<? extends TunnelTypeBase> tunType ) {
43 logger.trace( " Delete Tunnels towards DC Gateway with Ip {}", extIp ) ;
44 List<ListenableFuture<Void>> futures = new ArrayList<>();
45 WriteTransaction t = dataBroker.newWriteOnlyTransaction();
47 if (dpnTepsList == null || dpnTepsList.size() == 0) {
48 logger.debug("no vtep to delete");
51 for( DPNTEPsInfo teps : dpnTepsList) {
52 TunnelEndPoints firstEndPt = teps.getTunnelEndPoints().get(0) ;
53 String interfaceName = firstEndPt.getInterfaceName() ;
54 String trunkInterfaceName = ItmUtils.getTrunkInterfaceName( idManagerService, interfaceName,
55 firstEndPt.getIpAddress().getIpv4Address().getValue(),
56 extIp.getIpv4Address().getValue(),
58 InstanceIdentifier<Interface> trunkIdentifier = ItmUtils.buildId(trunkInterfaceName);
59 t.delete(LogicalDatastoreType.CONFIGURATION, trunkIdentifier);
60 ItmUtils.itmCache.removeInterface(trunkInterfaceName);
62 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
63 ExternalTunnelList.class)
64 .child(ExternalTunnel.class, ItmUtils.getExternalTunnelKey(extIp.toString(),
65 teps.getDPNID().toString(),
67 t.delete(LogicalDatastoreType.CONFIGURATION, path);
68 logger.debug( "Deleting tunnel towards DC gateway, Tunnel interface name {} ",trunkInterfaceName );
69 ItmUtils.itmCache.removeExternalTunnel(trunkInterfaceName);
70 // Release the Ids for the trunk interface Name
71 ItmUtils.releaseIdForTrunkInterfaceName(idManagerService,interfaceName,firstEndPt.getIpAddress().getIpv4Address().getValue(), extIp.getIpv4Address().getValue(),tunType.getName());
73 futures.add(t.submit()) ;
77 public static List<ListenableFuture<Void>> deleteHwVtepsTunnels(DataBroker dataBroker,
78 IdManagerService idManagerService, List<DPNTEPsInfo> delDpnList, List<HwVtep> cfgdHwVteps,
79 TransportZone originalTZone) {
80 List<ListenableFuture<Void>> futures = new ArrayList<>();
81 WriteTransaction t = dataBroker.newWriteOnlyTransaction();
83 if (delDpnList != null || cfgdHwVteps != null)
84 tunnelsDeletion(delDpnList, cfgdHwVteps, originalTZone, idManagerService, futures, t, dataBroker);
85 futures.add(t.submit());
89 private static void tunnelsDeletion(List<DPNTEPsInfo> cfgdDpnList, List<HwVtep> cfgdhwVteps,
90 TransportZone originalTZone, IdManagerService idManagerService, List<ListenableFuture<Void>> futures,
91 WriteTransaction t, DataBroker dataBroker) {
92 if (cfgdDpnList != null && !cfgdDpnList.isEmpty()) {
93 for (DPNTEPsInfo dpn : cfgdDpnList) {
94 if (dpn.getTunnelEndPoints() != null && !dpn.getTunnelEndPoints().isEmpty())
95 for (TunnelEndPoints srcTep : dpn.getTunnelEndPoints()) {
96 InstanceIdentifier<TransportZone> tzonePath = InstanceIdentifier.builder(TransportZones.class)
97 .child(TransportZone.class, new TransportZoneKey((srcTep.getTransportZone())))
99 Optional<TransportZone> tZoneOptional = ItmUtils.read(LogicalDatastoreType.CONFIGURATION, tzonePath, dataBroker);
100 if (tZoneOptional.isPresent()) {
101 TransportZone tZone = tZoneOptional.get();
102 //do we need to check tunnel type?
103 if (tZone.getSubnets() != null && !tZone.getSubnets().isEmpty()) {
104 for (Subnets sub : tZone.getSubnets()) {
105 if (sub.getDeviceVteps() != null && !sub.getDeviceVteps().isEmpty()) {
106 for (DeviceVteps hwVtepDS : sub.getDeviceVteps()) {
107 String cssID = dpn.getDPNID().toString();
109 deleteTrunksCSSTOR(dataBroker, idManagerService, dpn.getDPNID(), srcTep.getInterfaceName(), srcTep.getIpAddress(),
110 hwVtepDS.getTopologyId(), hwVtepDS.getNodeId(), hwVtepDS.getIpAddress(), tZone.getTunnelType(),
117 if (cfgdhwVteps != null && !cfgdhwVteps.isEmpty()) {
118 for (HwVtep hwVtep : cfgdhwVteps) {
119 deleteTrunksCSSTOR(dataBroker, idManagerService, dpn.getDPNID(), srcTep.getInterfaceName(), srcTep.getIpAddress(),
120 hwVtep.getTopo_id(), hwVtep.getNode_id(), hwVtep.getHwIp(),
121 TunnelTypeVxlan.class, t, futures);
130 if (cfgdhwVteps != null && !cfgdhwVteps.isEmpty()) {
131 for (HwVtep hwTep : cfgdhwVteps) {
132 logger.trace("processing hwTep from list {}", hwTep);
133 for (HwVtep hwTepRemote : cfgdhwVteps) {
134 if (!hwTep.getHwIp().equals(hwTepRemote.getHwIp())) {
135 deleteTrunksTORTOR(dataBroker, idManagerService, hwTep.getTopo_id(), hwTep.getNode_id(),
136 hwTep.getHwIp(), hwTepRemote.getTopo_id(), hwTepRemote.getNode_id(),
137 hwTepRemote.getHwIp(), TunnelTypeVxlan.class, t, futures);
140 //do we need to check tunnel type?
141 logger.trace("subnets under tz {} are {}", originalTZone.getZoneName(), originalTZone.getSubnets());
142 if (originalTZone.getSubnets() != null && !originalTZone.getSubnets().isEmpty()) {
144 for (Subnets sub : originalTZone.getSubnets()) {
145 if (sub.getDeviceVteps() != null && !sub.getDeviceVteps().isEmpty()) {
146 for (DeviceVteps hwVtepDS : sub.getDeviceVteps()) {
147 logger.trace("hwtepDS exists {}", hwVtepDS);
148 //do i need to check node-id?
149 //for mlag case and non-m-lag case, isnt it enough to just check ipaddress?
150 if (hwVtepDS.getIpAddress().equals(hwTep.getHwIp()))
151 continue;//dont delete tunnels with self
153 logger.trace("deleting tor-tor {} and {}", hwTep, hwVtepDS);
154 deleteTrunksTORTOR(dataBroker, idManagerService, hwTep.getTopo_id(), hwTep.getNode_id(),
155 hwTep.getHwIp(), hwVtepDS.getTopologyId(), hwVtepDS.getNodeId(),
156 hwVtepDS.getIpAddress(), originalTZone.getTunnelType(),
161 if (sub.getVteps() != null && !sub.getVteps().isEmpty()) {
162 for (Vteps vtep : sub.getVteps()) {
164 logger.trace("deleting tor-css-tor {} and {}", hwTep, vtep);
165 String parentIf = ItmUtils.getInterfaceName(vtep.getDpnId(), vtep.getPortname(), sub.getVlanId());
166 deleteTrunksCSSTOR(dataBroker, idManagerService, vtep.getDpnId(), parentIf, vtep.getIpAddress(),
167 hwTep.getTopo_id(), hwTep.getNode_id(), hwTep.getHwIp(),
168 originalTZone.getTunnelType(), t, futures);
177 private static void deleteTrunksCSSTOR(DataBroker dataBroker, IdManagerService idManagerService, BigInteger dpnid,
178 String interfaceName, IpAddress cssIpAddress, String topologyId, String nodeId, IpAddress hWIpAddress,
179 Class<? extends TunnelTypeBase> tunType, WriteTransaction t,
180 List<ListenableFuture<Void>> futures) {
182 if (trunkExists(dpnid.toString(), nodeId, tunType, dataBroker)) {
183 logger.trace("deleting tunnel from {} to {} ", dpnid.toString(), nodeId);
184 String parentIf = interfaceName;
185 String fwdTrunkIf = ItmUtils.getTrunkInterfaceName(idManagerService,parentIf,cssIpAddress.getIpv4Address().getValue(),
186 hWIpAddress.getIpv4Address().getValue(), tunType.getName());
187 InstanceIdentifier<Interface> trunkIdentifier = ItmUtils.buildId(fwdTrunkIf);
188 t.delete(LogicalDatastoreType.CONFIGURATION, trunkIdentifier);
190 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
191 ExternalTunnelList.class)
192 .child(ExternalTunnel.class, ItmUtils.getExternalTunnelKey(nodeId, dpnid.toString(), tunType));
193 t.delete(LogicalDatastoreType.CONFIGURATION, path);
196 logger.trace(" trunk from {} to {} already deleted",dpnid.toString(), nodeId);
199 if (trunkExists( nodeId, dpnid.toString(), tunType, dataBroker)) {
200 logger.trace("deleting tunnel from {} to {} ",nodeId, dpnid.toString());
202 String parentIf = ItmUtils.getHwParentIf(topologyId,nodeId);
203 String revTrunkIf = ItmUtils.getTrunkInterfaceName(idManagerService,parentIf, hWIpAddress.getIpv4Address().getValue(),
204 cssIpAddress.getIpv4Address().getValue(), tunType.getName());
205 InstanceIdentifier<Interface> trunkIdentifier = ItmUtils.buildId(revTrunkIf);
206 t.delete(LogicalDatastoreType.CONFIGURATION, trunkIdentifier);
208 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
209 ExternalTunnelList.class)
210 .child(ExternalTunnel.class, ItmUtils.getExternalTunnelKey(dpnid.toString(),nodeId, tunType));
211 t.delete(LogicalDatastoreType.CONFIGURATION, path);
214 logger.trace(" trunk from {} to {} already deleted", nodeId, dpnid.toString());
218 private static void deleteTrunksTORTOR(DataBroker dataBroker, IdManagerService idManagerService,
219 String topologyId1, String nodeId1, IpAddress hWIpAddress1, String topologyId2, String nodeId2, IpAddress hWIpAddress2,
220 Class<? extends TunnelTypeBase> tunType, WriteTransaction t, List<ListenableFuture<Void>> futures) {
222 if (trunkExists(nodeId1, nodeId2, tunType, dataBroker)) {
223 logger.trace("deleting tunnel from {} to {} ", nodeId1, nodeId2);
224 String parentIf = ItmUtils.getHwParentIf(topologyId1,nodeId1);
225 String fwdTrunkIf = ItmUtils.getTrunkInterfaceName( idManagerService, parentIf,
226 hWIpAddress1.getIpv4Address().getValue(),
227 hWIpAddress2.getIpv4Address().getValue(),
229 InstanceIdentifier<Interface> trunkIdentifier = ItmUtils.buildId(fwdTrunkIf);
230 t.delete(LogicalDatastoreType.CONFIGURATION, trunkIdentifier);
232 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
233 ExternalTunnelList.class)
234 .child(ExternalTunnel.class, ItmUtils.getExternalTunnelKey(nodeId2, nodeId1, tunType));
235 t.delete(LogicalDatastoreType.CONFIGURATION, path);
238 logger.trace(" trunk from {} to {} already deleted",nodeId1, nodeId2);
241 if (trunkExists( nodeId2, nodeId1, tunType, dataBroker)) {
242 logger.trace("deleting tunnel from {} to {} ",nodeId2, nodeId1);
244 String parentIf = ItmUtils.getHwParentIf(topologyId2,nodeId2);
245 String revTrunkIf = ItmUtils.getTrunkInterfaceName( idManagerService,parentIf, hWIpAddress2.getIpv4Address().getValue(),
246 hWIpAddress1.getIpv4Address().getValue(), tunType.getName());
247 InstanceIdentifier<Interface> trunkIdentifier = ItmUtils.buildId(revTrunkIf);
248 t.delete(LogicalDatastoreType.CONFIGURATION, trunkIdentifier);
250 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
251 ExternalTunnelList.class)
252 .child(ExternalTunnel.class, ItmUtils.getExternalTunnelKey(nodeId1,nodeId2, tunType));
253 t.delete(LogicalDatastoreType.CONFIGURATION, path);
256 logger.trace(" trunk from {} to {} already deleted",nodeId2, nodeId1);
260 private static boolean trunkExists( String srcDpnOrNode, String dstDpnOrNode,
261 Class<? extends TunnelTypeBase> tunType,DataBroker dataBroker) {
262 boolean existsFlag = false ;
263 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
264 ExternalTunnelList.class)
265 .child(ExternalTunnel.class, ItmUtils.getExternalTunnelKey(dstDpnOrNode, srcDpnOrNode, tunType));
266 Optional<ExternalTunnel> exTunnels = ItmUtils.read(LogicalDatastoreType.CONFIGURATION,path, dataBroker) ;
267 if( exTunnels.isPresent()) {