vpnservice/vpnmanager/vpnmanager-impl/src/main/java/org/opendaylight/netvirt/vpnmanager/VpnManagerImpl.java

   1 /*
   2  * Copyright (c) 2015 - 2016 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.netvirt.vpnmanager;
   9
  10 import java.math.BigInteger;
  11 import java.util.Collection;
  12 import java.util.List;
  13 import java.util.concurrent.ExecutionException;
  14 import java.util.concurrent.Future;
  15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  16 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  17 import org.opendaylight.genius.mdsalutil.interfaces.IMdsalApiManager;
  18 import org.opendaylight.netvirt.fibmanager.api.IFibManager;
  19 import org.opendaylight.netvirt.vpnmanager.api.IVpnManager;
  20 import org.opendaylight.netvirt.vpnmanager.api.intervpnlink.InterVpnLinkCache;
  21 import org.opendaylight.netvirt.vpnmanager.intervpnlink.InterVpnLinkCacheFeeder;
  22 import org.opendaylight.netvirt.vpnmanager.intervpnlink.InterVpnLinkStateCacheFeeder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.CreateIdPoolInput;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.CreateIdPoolInputBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
  26 import org.opendaylight.yangtools.yang.common.RpcError;
  27 import org.opendaylight.yangtools.yang.common.RpcResult;
  28 import org.slf4j.Logger;
  29 import org.slf4j.LoggerFactory;
  30
  31 public class VpnManagerImpl implements IVpnManager {
  32     private static final Logger LOG = LoggerFactory.getLogger(VpnManagerImpl.class);
  33     private final DataBroker dataBroker;
  34     private final VpnInterfaceManager vpnInterfaceManager;
  35     private final VpnInstanceListener vpnInstanceListener;
  36     private final IdManagerService idManager;
  37     private final IMdsalApiManager mdsalManager;
  38
  39     // A couple of listener in order to maintain the InterVpnLink cache
  40     private InterVpnLinkCacheFeeder iVpnLinkCacheFeeder;
  41     private InterVpnLinkStateCacheFeeder iVpnLinkStateCacheFeeder;
  42
  43     public VpnManagerImpl(final DataBroker dataBroker,
  44                           final IdManagerService idManagerService,
  45                           final VpnInstanceListener vpnInstanceListener,
  46                           final VpnInterfaceManager vpnInterfaceManager,
  47                           final IMdsalApiManager mdsalManager) {
  48         this.dataBroker = dataBroker;
  49         this.vpnInterfaceManager = vpnInterfaceManager;
  50         this.vpnInstanceListener = vpnInstanceListener;
  51         this.idManager = idManagerService;
  52         this.mdsalManager = mdsalManager;
  53     }
  54
  55     public void start() {
  56         LOG.info("{} start", getClass().getSimpleName());
  57         createIdPool();
  58         iVpnLinkCacheFeeder = new InterVpnLinkCacheFeeder(dataBroker);
  59         iVpnLinkStateCacheFeeder = new InterVpnLinkStateCacheFeeder(dataBroker);
  60         InterVpnLinkCache.createInterVpnLinkCaches(dataBroker);  // Idempotent creation
  61     }
  62
  63     private void createIdPool() {
  64         CreateIdPoolInput createPool = new CreateIdPoolInputBuilder()
  65                 .setPoolName(VpnConstants.VPN_IDPOOL_NAME)
  66                 .setLow(VpnConstants.VPN_IDPOOL_START)
  67                 .setHigh(new BigInteger(VpnConstants.VPN_IDPOOL_SIZE).longValue())
  68                 .build();
  69         try {
  70             Future<RpcResult<Void>> result = idManager.createIdPool(createPool);
  71             if (result != null && result.get().isSuccessful()) {
  72                 LOG.info("Created IdPool for VPN Service");
  73             }
  74         } catch (InterruptedException | ExecutionException e) {
  75             LOG.error("Failed to create idPool for VPN Service",e);
  76         }
  77
  78         // Now an IdPool for InterVpnLink endpoint's pseudo ports
  79         CreateIdPoolInput createPseudoLporTagPool =
  80                 new CreateIdPoolInputBuilder().setPoolName(VpnConstants.PSEUDO_LPORT_TAG_ID_POOL_NAME)
  81                         .setLow(VpnConstants.LOWER_PSEUDO_LPORT_TAG)
  82                         .setHigh(VpnConstants.UPPER_PSEUDO_LPORT_TAG)
  83                         .build();
  84         try {
  85             Future<RpcResult<Void>> result = idManager.createIdPool(createPseudoLporTagPool);
  86             if (result != null && result.get().isSuccessful()) {
  87                 LOG.debug("Created IdPool for Pseudo Port tags");
  88             } else {
  89                 Collection<RpcError> errors = result.get().getErrors();
  90                 StringBuilder errMsg = new StringBuilder();
  91                 for ( RpcError err : errors ) {
  92                     errMsg.append(err.getMessage()).append("\n");
  93                 }
  94                 LOG.error("IdPool creation for PseudoPort tags failed. Reasons: {}", errMsg);
  95             }
  96         } catch (InterruptedException | ExecutionException e) {
  97             LOG.error("Failed to create idPool for Pseudo Port tags",e);
  98         }
  99     }
 100
 101     @Override
 102     public void setFibManager(IFibManager fibManager) {
 103
 104     }
 105
 106     @Override
 107     public void addExtraRoute(String destination, String nextHop, String rd, String routerID, int label) {
 108         LOG.info("Adding extra route with destination {}, nextHop {} and label{}", destination, nextHop, label);
 109         vpnInterfaceManager.addExtraRoute(destination, nextHop, rd, routerID, label, /*intfName*/ null, null,null);
 110     }
 111
 112     @Override
 113     public void delExtraRoute(String destination, String nextHop, String rd, String routerID) {
 114         LOG.info("Deleting extra route with destination {} and nextHop {}", destination, nextHop);
 115         vpnInterfaceManager.delExtraRoute(destination, nextHop, rd, routerID, null, null);
 116     }
 117
 118     @Override
 119     public boolean isVPNConfigured() {
 120         return vpnInstanceListener.isVPNConfigured();
 121     }
 122
 123     @Override
 124     public List<BigInteger> getDpnsOnVpn(String vpnInstanceName) {
 125         return VpnUtil.getDpnsOnVpn(dataBroker, vpnInstanceName);
 126     }
 127
 128     @Override
 129     public boolean existsVpn(String vpnName) {
 130         return VpnUtil.getVpnInstance(dataBroker, vpnName) != null;
 131     }
 132
 133     @Override
 134     public long getArpCacheTimeoutMillis() {
 135         return ArpConstants.ARP_CACHE_TIMEOUT_MILLIS;
 136     }
 137
 138     @Override
 139     public void setupSubnetMacIntoVpnInstance(String vpnName, String srcMacAddress,
 140                                               BigInteger dpnId, WriteTransaction writeTx,
 141                                               int addOrRemove) {
 142         VpnUtil.setupSubnetMacIntoVpnInstance(dataBroker, mdsalManager, vpnName, srcMacAddress,
 143                 dpnId, writeTx, addOrRemove);
 144     }
 145 }