2 * Copyright (c) 2015, 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.vpnservice.itm.confighelpers;
10 import java.math.BigInteger;
11 import java.util.ArrayList;
12 import java.util.List;
14 import com.google.common.base.Optional;
16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
17 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
18 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
19 import org.opendaylight.vpnservice.itm.impl.ItmUtils;
20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.TunnelTypeBase;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.op.rev150701.ExternalTunnelList;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.op.rev150701.dpn.endpoints.DPNTEPsInfo;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.op.rev150701.dpn.endpoints.dpn.teps.info.TunnelEndPoints;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.op.rev150701.external.tunnel.list.ExternalTunnel;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.op.rev150701.external.tunnel.list.ExternalTunnelKey;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rev150701.TransportZones;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rev150701.transport.zones.TransportZone;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rev150701.transport.zones.TransportZoneKey;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rev150701.transport.zones.transport.zone.Subnets;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rev150701.transport.zones.transport.zone.subnets.DeviceVteps;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rev150701.transport.zones.transport.zone.subnets.Vteps;
35 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
36 import org.slf4j.Logger;
37 import org.slf4j.LoggerFactory;
39 import com.google.common.util.concurrent.ListenableFuture;
41 public class ItmExternalTunnelDeleteWorker {
42 private static final Logger logger = LoggerFactory.getLogger(ItmExternalTunnelDeleteWorker.class ) ;
44 public static List<ListenableFuture<Void>> deleteTunnels(DataBroker dataBroker, IdManagerService idManagerService, List<DPNTEPsInfo> dpnTepsList,IpAddress extIp, Class<? extends TunnelTypeBase> tunType ) {
45 logger.trace( " Delete Tunnels towards DC Gateway with Ip {}", extIp ) ;
46 List<ListenableFuture<Void>> futures = new ArrayList<>();
47 WriteTransaction t = dataBroker.newWriteOnlyTransaction();
49 if (dpnTepsList == null || dpnTepsList.size() == 0) {
50 logger.debug("no vtep to delete");
53 for( DPNTEPsInfo teps : dpnTepsList) {
54 TunnelEndPoints firstEndPt = teps.getTunnelEndPoints().get(0) ;
55 if( firstEndPt.getTunnelType().equals(tunType)) {
56 String interfaceName = firstEndPt.getInterfaceName() ;
57 String trunkInterfaceName = ItmUtils.getTrunkInterfaceName(idManagerService, interfaceName,firstEndPt.getIpAddress().getIpv4Address().getValue(), extIp.getIpv4Address().getValue()) ;
58 InstanceIdentifier<Interface> trunkIdentifier = ItmUtils.buildId(trunkInterfaceName);
59 t.delete(LogicalDatastoreType.CONFIGURATION, trunkIdentifier);
61 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
62 ExternalTunnelList.class)
63 .child(ExternalTunnel.class, getExternalTunnelKey(extIp.toString(), teps.getDPNID().toString()));
64 t.delete(LogicalDatastoreType.CONFIGURATION, path);
65 // Release the Ids for the trunk interface Name
66 ItmUtils.releaseIdForTrunkInterfaceName(idManagerService,interfaceName,firstEndPt.getIpAddress().getIpv4Address().getValue(), extIp.getIpv4Address().getValue() );
69 futures.add(t.submit()) ;
73 public static List<ListenableFuture<Void>> deleteHwVtepsTunnels(DataBroker dataBroker, IdManagerService idManagerService, List<DPNTEPsInfo> delDpnList ,List<HwVtep> cfgdHwVteps) {
74 List<ListenableFuture<Void>> futures = new ArrayList<>();
75 WriteTransaction t = dataBroker.newWriteOnlyTransaction();
76 if (null != delDpnList) {
77 tunnelsFromCSS(delDpnList, idManagerService , futures, t , dataBroker);
79 if (null != cfgdHwVteps) {
80 tunnelsFromhWVtep(cfgdHwVteps, idManagerService, futures, t, dataBroker);
83 if (delDpnList != null || cfgdHwVteps != null)
84 futures.add(t.submit());
88 private static void tunnelsFromCSS(List<DPNTEPsInfo> cfgdDpnList, IdManagerService idManagerService, List<ListenableFuture<Void>> futures, WriteTransaction t, DataBroker dataBroker) {
89 for (DPNTEPsInfo dpn : cfgdDpnList) {
90 if (dpn.getTunnelEndPoints() != null && !dpn.getTunnelEndPoints().isEmpty())
91 for (TunnelEndPoints srcTep : dpn.getTunnelEndPoints()) {
92 InstanceIdentifier<TransportZone> tzonePath = InstanceIdentifier.builder(TransportZones.class).child(TransportZone.class, new TransportZoneKey((srcTep.getTransportZone()))).build();
93 Optional<TransportZone> tZoneOptional = ItmUtils.read(LogicalDatastoreType.CONFIGURATION, tzonePath, dataBroker);
94 if (tZoneOptional.isPresent()) {
95 TransportZone tZone = tZoneOptional.get();
96 //do we need to check tunnel type?
97 if (tZone.getSubnets() != null && !tZone.getSubnets().isEmpty()) {
98 for (Subnets sub : tZone.getSubnets()) {
99 if (sub.getDeviceVteps() != null && !sub.getDeviceVteps().isEmpty()) {
100 for (DeviceVteps hwVtepDS : sub.getDeviceVteps()) {
101 String cssID = dpn.getDPNID().toString();
103 deleteTrunksCSSTOR(dataBroker, idManagerService, dpn.getDPNID(),
104 srcTep.getInterfaceName(), srcTep.getIpAddress(),
105 hwVtepDS.getTopologyId(), hwVtepDS.getNodeId(),
106 hwVtepDS.getIpAddress(), t, futures);
121 private static void tunnelsFromhWVtep(List<HwVtep> cfgdHwVteps, IdManagerService idManagerService, List<ListenableFuture<Void>> futures, WriteTransaction t, DataBroker dataBroker) {
122 for (HwVtep hwTep : cfgdHwVteps) {
123 logger.trace("processing hwTep from list {}",hwTep);
124 InstanceIdentifier<TransportZone> tzonePath = InstanceIdentifier.builder(TransportZones.class).child(TransportZone.class, new TransportZoneKey((hwTep.getTransportZone()))).build();
125 Optional<TransportZone> tZoneOptional = ItmUtils.read(LogicalDatastoreType.CONFIGURATION, tzonePath, dataBroker);
126 if (tZoneOptional.isPresent()) {
127 TransportZone tZone = tZoneOptional.get();
128 //do we need to check tunnel type?
129 logger.trace("subnets under tz {} are {}",tZone.getZoneName(),tZone.getSubnets());
130 if (tZone.getSubnets() != null && !tZone.getSubnets().isEmpty()) {
132 for (Subnets sub : tZone.getSubnets()) {
133 if (sub.getDeviceVteps() != null && !sub.getDeviceVteps().isEmpty()) {
134 for (DeviceVteps hwVtepDS : sub.getDeviceVteps()) {
135 logger.trace("hwtepDS exists {}",hwVtepDS);
136 //do i need to check node-id?
137 //for mlag case and non-m-lag case, isnt it enough to just check ipaddress?
138 if (hwVtepDS.getIpAddress().equals(hwTep.getHwIp()))
139 continue;//dont delete tunnels with self
141 logger.trace("deleting tor-tor {} and {}",hwTep,hwVtepDS);
142 deleteTrunksTORTOR(dataBroker, idManagerService, hwTep.getTopo_id(), hwTep.getNode_id(),
143 hwTep.getHwIp(), hwVtepDS.getTopologyId(), hwVtepDS.getNodeId(),
144 hwVtepDS.getIpAddress(), t, futures);
148 if (sub.getVteps() != null && !sub.getVteps().isEmpty()) {
149 for (Vteps vtep : sub.getVteps()) {
151 logger.trace("deleting tor-css-tor {} and {}",hwTep,vtep);
152 String parentIf = ItmUtils.getInterfaceName(vtep.getDpnId(),vtep.getPortname(),sub.getVlanId());
153 deleteTrunksCSSTOR(dataBroker,idManagerService,vtep.getDpnId(),parentIf,vtep.getIpAddress(),
154 hwTep.getTopo_id(),hwTep.getNode_id(),hwTep.getHwIp(),t,futures );
165 private static void deleteTrunksCSSTOR(DataBroker dataBroker, IdManagerService idManagerService, BigInteger dpnid,
166 String interfaceName, IpAddress cssIpAddress, String topologyId, String nodeId, IpAddress hWIpAddress,
167 WriteTransaction t, List<ListenableFuture<Void>> futures) {
169 if (trunkExists(dpnid.toString(), nodeId,dataBroker)) {
170 logger.trace("deleting tunnel from {} to {} ", dpnid.toString(), nodeId);
171 String parentIf = interfaceName;
172 String fwdTrunkIf = ItmUtils.getTrunkInterfaceName(idManagerService,parentIf,cssIpAddress.getIpv4Address().getValue(),
173 hWIpAddress.getIpv4Address().getValue());
174 InstanceIdentifier<Interface> trunkIdentifier = ItmUtils.buildId(fwdTrunkIf);
175 t.delete(LogicalDatastoreType.CONFIGURATION, trunkIdentifier);
177 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
178 ExternalTunnelList.class)
179 .child(ExternalTunnel.class, getExternalTunnelKey(nodeId, dpnid.toString()));
180 t.delete(LogicalDatastoreType.CONFIGURATION, path);
183 logger.trace(" trunk from {} to {} already deleted",dpnid.toString(), nodeId);
186 if (trunkExists( nodeId, dpnid.toString(),dataBroker)) {
187 logger.trace("deleting tunnel from {} to {} ",nodeId, dpnid.toString());
189 String parentIf = ItmUtils.getHwParentIf(topologyId,nodeId);
190 String revTrunkIf = ItmUtils.getTrunkInterfaceName(idManagerService,parentIf, hWIpAddress.getIpv4Address().getValue(),
191 cssIpAddress.getIpv4Address().getValue());
192 InstanceIdentifier<Interface> trunkIdentifier = ItmUtils.buildId(revTrunkIf);
193 t.delete(LogicalDatastoreType.CONFIGURATION, trunkIdentifier);
195 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
196 ExternalTunnelList.class)
197 .child(ExternalTunnel.class, getExternalTunnelKey( dpnid.toString(),nodeId));
198 t.delete(LogicalDatastoreType.CONFIGURATION, path);
201 logger.trace(" trunk from {} to {} already deleted", nodeId, dpnid.toString());
205 private static void deleteTrunksTORTOR(DataBroker dataBroker, IdManagerService idManagerService,
206 String topologyId1, String nodeId1, IpAddress hWIpAddress1, String topologyId2, String nodeId2, IpAddress hWIpAddress2,
207 WriteTransaction t, List<ListenableFuture<Void>> futures) {
209 if (trunkExists(nodeId1, nodeId2,dataBroker)) {
210 logger.trace("deleting tunnel from {} to {} ", nodeId1, nodeId2);
211 String parentIf = ItmUtils.getHwParentIf(topologyId1,nodeId1);
212 String fwdTrunkIf = ItmUtils.getTrunkInterfaceName(idManagerService, parentIf,
213 hWIpAddress1.getIpv4Address().getValue(), hWIpAddress2.getIpv4Address().getValue());
214 InstanceIdentifier<Interface> trunkIdentifier = ItmUtils.buildId(fwdTrunkIf);
215 t.delete(LogicalDatastoreType.CONFIGURATION, trunkIdentifier);
217 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
218 ExternalTunnelList.class)
219 .child(ExternalTunnel.class, getExternalTunnelKey(nodeId2, nodeId1));
220 t.delete(LogicalDatastoreType.CONFIGURATION, path);
223 logger.trace(" trunk from {} to {} already deleted",nodeId1, nodeId2);
226 if (trunkExists( nodeId2, nodeId1,dataBroker)) {
227 logger.trace("deleting tunnel from {} to {} ",nodeId2, nodeId1);
229 String parentIf = ItmUtils.getHwParentIf(topologyId2,nodeId2);
230 String revTrunkIf = ItmUtils.getTrunkInterfaceName(idManagerService,parentIf, hWIpAddress2.getIpv4Address().getValue(),
231 hWIpAddress1.getIpv4Address().getValue());
232 InstanceIdentifier<Interface> trunkIdentifier = ItmUtils.buildId(revTrunkIf);
233 t.delete(LogicalDatastoreType.CONFIGURATION, trunkIdentifier);
235 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
236 ExternalTunnelList.class)
237 .child(ExternalTunnel.class, getExternalTunnelKey( nodeId1,nodeId2));
238 t.delete(LogicalDatastoreType.CONFIGURATION, path);
241 logger.trace(" trunk from {} to {} already deleted",nodeId2, nodeId1);
245 private static boolean trunkExists( String srcDpnOrNode, String dstDpnOrNode, DataBroker dataBroker) {
246 boolean existsFlag = false ;
247 InstanceIdentifier<ExternalTunnel> path = InstanceIdentifier.create(
248 ExternalTunnelList.class)
249 .child(ExternalTunnel.class, getExternalTunnelKey(dstDpnOrNode, srcDpnOrNode));
250 Optional<ExternalTunnel> exTunnels = ItmUtils.read(LogicalDatastoreType.CONFIGURATION,path, dataBroker) ;
251 if( exTunnels.isPresent())
256 static ExternalTunnelKey getExternalTunnelKey(String dst , String src) {
257 if (src.indexOf("physicalswitch") > 0) {
258 src = src.substring(0, src.indexOf("physicalswitch") - 1);
260 if (dst.indexOf("physicalswitch") > 0) {
261 dst = dst.substring(0, dst.indexOf("physicalswitch") - 1);
263 return new ExternalTunnelKey(dst, src);