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.util.concurrent.FutureCallback;
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.globals.ITMConstants;
16 import org.opendaylight.genius.itm.impl.ItmUtils;
17 import org.opendaylight.genius.mdsalutil.interfaces.IMdsalApiManager;
18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rev160406.TunnelTypeBase;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.DpnEndpoints;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.DpnEndpointsBuilder;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.TunnelList;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.dpn.endpoints.DPNTEPsInfo;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.dpn.endpoints.dpn.teps.info.TunnelEndPoints;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.tunnel.list.InternalTunnel;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.tunnel.list.InternalTunnelKey;
29 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
30 import org.slf4j.Logger;
31 import org.slf4j.LoggerFactory;
33 import java.math.BigInteger;
34 import java.util.ArrayList;
35 import java.util.List;
37 public class ItmInternalTunnelAddWorker {
38 private static final Logger logger = LoggerFactory.getLogger(ItmInternalTunnelAddWorker.class) ;
39 private static final FutureCallback<Void> DEFAULT_CALLBACK =
40 new FutureCallback<Void>() {
41 public void onSuccess(Void result) {
42 logger.debug("Success in Datastore operation");
45 public void onFailure(Throwable error) {
46 logger.error("Error in Datastore operation", error);
51 public static List<ListenableFuture<Void>> build_all_tunnels(DataBroker dataBroker, IdManagerService idManagerService,IMdsalApiManager mdsalManager,
52 List<DPNTEPsInfo> cfgdDpnList, List<DPNTEPsInfo> meshedDpnList) {
53 logger.trace( "Building tunnels with DPN List {} " , cfgdDpnList );
54 List<ListenableFuture<Void>> futures = new ArrayList<>();
55 WriteTransaction t = dataBroker.newWriteOnlyTransaction();
56 if( null == cfgdDpnList || cfgdDpnList.isEmpty()) {
57 logger.error(" Build Tunnels was invoked with empty list");
61 for( DPNTEPsInfo dpn : cfgdDpnList) {
62 //#####if dpn is not in meshedDpnList
63 build_tunnel_from(dpn, meshedDpnList, dataBroker, idManagerService, mdsalManager, t, futures);
64 if(null == meshedDpnList) {
65 meshedDpnList = new ArrayList<DPNTEPsInfo>() ;
67 meshedDpnList.add(dpn) ;
68 // Update the operational datastore -- FIXME -- Error Handling
69 updateOperationalDatastore(dataBroker, dpn, t, futures) ;
71 futures.add( t.submit()) ;
75 private static void updateOperationalDatastore(DataBroker dataBroker, DPNTEPsInfo dpn, WriteTransaction t, List<ListenableFuture<Void>> futures) {
76 logger.debug("Updating CONFIGURATION datastore with DPN {} ", dpn);
77 InstanceIdentifier<DpnEndpoints> dep = InstanceIdentifier.builder( DpnEndpoints.class).build() ;
78 List<DPNTEPsInfo> dpnList = new ArrayList<DPNTEPsInfo>() ;
80 DpnEndpoints tnlBuilder = new DpnEndpointsBuilder().setDPNTEPsInfo(dpnList).build() ;
81 t.merge(LogicalDatastoreType.CONFIGURATION, dep, tnlBuilder, true);
84 private static void build_tunnel_from( DPNTEPsInfo srcDpn,List<DPNTEPsInfo> meshedDpnList, DataBroker dataBroker, IdManagerService idManagerService, IMdsalApiManager mdsalManager, WriteTransaction t, List<ListenableFuture<Void>> futures) {
85 logger.trace( "Building tunnels from DPN {} " , srcDpn );
87 if( null == meshedDpnList || 0 == meshedDpnList.size()) {
88 logger.debug( "No DPN in the mesh ");
91 for( DPNTEPsInfo dstDpn: meshedDpnList) {
92 if ( ! srcDpn.equals(dstDpn) )
93 wireUpWithinTransportZone(srcDpn, dstDpn, dataBroker, idManagerService, mdsalManager, t, futures) ;
98 private static void wireUpWithinTransportZone( DPNTEPsInfo srcDpn, DPNTEPsInfo dstDpn, DataBroker dataBroker,
99 IdManagerService idManagerService, IMdsalApiManager mdsalManager,WriteTransaction t, List<ListenableFuture<Void>> futures) {
100 logger.trace( "Wiring up within Transport Zone for Dpns {}, {} " , srcDpn, dstDpn );
101 List<TunnelEndPoints> srcEndPts = srcDpn.getTunnelEndPoints();
102 List<TunnelEndPoints> dstEndPts = dstDpn.getTunnelEndPoints();
104 for( TunnelEndPoints srcte : srcEndPts) {
105 for( TunnelEndPoints dstte : dstEndPts ) {
106 // Compare the Transport zones
107 if (!srcDpn.getDPNID().equals(dstDpn.getDPNID())) {
108 if( (srcte.getTransportZone().equals(dstte.getTransportZone()))) {
110 wireUpBidirectionalTunnel( srcte, dstte, srcDpn.getDPNID(), dstDpn.getDPNID(), dataBroker, idManagerService, mdsalManager, t, futures );
111 // CHECK THIS -- Assumption -- One end point per Dpn per transport zone
119 private static void wireUpBidirectionalTunnel( TunnelEndPoints srcte, TunnelEndPoints dstte, BigInteger srcDpnId, BigInteger dstDpnId,
120 DataBroker dataBroker, IdManagerService idManagerService, IMdsalApiManager mdsalManager, WriteTransaction t, List<ListenableFuture<Void>> futures) {
121 // Setup the flow for LLDP monitoring -- PUNT TO CONTROLLER
122 ItmUtils.setUpOrRemoveTerminatingServiceTable(srcDpnId, mdsalManager, true);
123 ItmUtils.setUpOrRemoveTerminatingServiceTable(dstDpnId, mdsalManager, true);
125 // Create the forward direction tunnel
126 if(!wireUp( srcte, dstte, srcDpnId, dstDpnId, dataBroker, idManagerService, t, futures ))
127 logger.error("Could not build tunnel between end points {}, {} " , srcte, dstte );
129 // CHECK IF FORWARD IS NOT BUILT , REVERSE CAN BE BUILT
130 // Create the tunnel for the reverse direction
131 if(! wireUp( dstte, srcte, dstDpnId, srcDpnId, dataBroker, idManagerService, t, futures ))
132 logger.error("Could not build tunnel between end points {}, {} " , dstte, srcte);
135 private static boolean wireUp(TunnelEndPoints srcte, TunnelEndPoints dstte, BigInteger srcDpnId, BigInteger dstDpnId ,
136 DataBroker dataBroker, IdManagerService idManagerService, WriteTransaction t, List<ListenableFuture<Void>> futures) {
138 logger.trace( "Wiring between source tunnel end points {}, destination tunnel end points {} " , srcte, dstte );
139 String interfaceName = srcte.getInterfaceName() ;
140 Class<? extends TunnelTypeBase> tunType = srcte.getTunnelType();
141 String tunTypeStr = srcte.getTunnelType().getName();
142 // Form the trunk Interface Name
143 String trunkInterfaceName = ItmUtils.getTrunkInterfaceName( idManagerService, interfaceName,
144 srcte.getIpAddress().getIpv4Address().getValue(),
145 dstte.getIpAddress().getIpv4Address().getValue(),
147 IpAddress gatewayIpObj = new IpAddress("0.0.0.0".toCharArray());
148 IpAddress gwyIpAddress = ( srcte.getSubnetMask().equals(dstte.getSubnetMask()) ) ? gatewayIpObj : srcte.getGwIpAddress() ;
149 logger.debug( " Creating Trunk Interface with parameters trunk I/f Name - {}, parent I/f name - {}, source IP - {}, destination IP - {} gateway IP - {}",trunkInterfaceName, interfaceName, srcte.getIpAddress(), dstte.getIpAddress(), gwyIpAddress ) ;
150 Boolean monitorEnabled = ItmUtils.readMonitoringStateFromDS(dataBroker);
151 Integer monitorInterval = ItmUtils.readMonitorIntervalfromDS(dataBroker);
152 if(monitorInterval == null)
153 monitorInterval = ITMConstants.DEFAULT_MONITOR_INTERVAL;
154 Interface iface = ItmUtils.buildTunnelInterface(srcDpnId, trunkInterfaceName, String.format( "%s %s",ItmUtils.convertTunnelTypetoString(srcte.getTunnelType()), "Trunk Interface"), true, tunType, srcte.getIpAddress(), dstte.getIpAddress(), gwyIpAddress, srcte.getVLANID(), true, monitorEnabled, monitorInterval*1000);
155 logger.debug( " Trunk Interface builder - {} ", iface ) ;
156 InstanceIdentifier<Interface> trunkIdentifier = ItmUtils.buildId(trunkInterfaceName);
157 logger.debug( " Trunk Interface Identifier - {} ", trunkIdentifier ) ;
158 logger.trace( " Writing Trunk Interface to Config DS {}, {} ", trunkIdentifier, iface ) ;
159 t.merge(LogicalDatastoreType.CONFIGURATION, trunkIdentifier, iface, true);
160 ItmUtils.itmCache.addInterface(iface);
161 // also update itm-state ds?
162 InstanceIdentifier<InternalTunnel> path = InstanceIdentifier.create(
164 .child(InternalTunnel.class, new InternalTunnelKey( dstDpnId, srcDpnId, tunType));
165 InternalTunnel tnl = ItmUtils.buildInternalTunnel(srcDpnId, dstDpnId, tunType, trunkInterfaceName);
166 //ItmUtils.asyncUpdate(LogicalDatastoreType.CONFIGURATION, path, tnl, dataBroker, DEFAULT_CALLBACK);
167 t.merge(LogicalDatastoreType.CONFIGURATION,path, tnl, true) ;
168 ItmUtils.itmCache.addInternalTunnel(tnl);