interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/renderer/ovs/statehelpers/OvsInterfaceTopologyStateAddHelper.java

   1 /*
   2  * Copyright (c) 2015 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.vpnservice.interfacemgr.renderer.ovs.statehelpers;
   9
  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.vpnservice.interfacemgr.IfmUtil;
  16 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceManagerCommonUtils;
  17 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceMetaUtils;
  18 import org.opendaylight.vpnservice.interfacemgr.renderer.ovs.utilities.SouthboundUtils;
  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.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeRef;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007.bridge._interface.info.BridgeEntry;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007.bridge._interface.info.BridgeEntryKey;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007.bridge._interface.info.bridge.entry.BridgeInterfaceEntry;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007.bridge._interface.info.bridge.entry.BridgeInterfaceEntryKey;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007.bridge.ref.info.BridgeRefEntry;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007.bridge.ref.info.BridgeRefEntryBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007.bridge.ref.info.BridgeRefEntryKey;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfTunnel;
  31 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34
  35 import java.math.BigInteger;
  36 import java.util.ArrayList;
  37 import java.util.List;
  38
  39 public class OvsInterfaceTopologyStateAddHelper {
  40     private static final Logger LOG = LoggerFactory.getLogger(OvsInterfaceTopologyStateAddHelper.class);
  41     public static List<ListenableFuture<Void>> addPortToBridge(InstanceIdentifier<OvsdbBridgeAugmentation> bridgeIid,
  42                                                                OvsdbBridgeAugmentation bridgeNew, DataBroker dataBroker) {
  43         List<ListenableFuture<Void>> futures = new ArrayList<>();
  44         WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
  45
  46         if (bridgeNew.getDatapathId() == null) {
  47             LOG.warn("DataPathId found as null for Bridge Augmentation: {}... retrying...", bridgeNew);
  48             Optional<OvsdbBridgeAugmentation> bridgeNodeOptional = IfmUtil.read(LogicalDatastoreType.OPERATIONAL, bridgeIid, dataBroker);
  49             if (bridgeNodeOptional.isPresent()) {
  50                 bridgeNew = bridgeNodeOptional.get();
  51             }
  52             if (bridgeNew.getDatapathId() == null) {
  53                 LOG.warn("DataPathId found as null again for Bridge Augmentation: {}. Bailing out.", bridgeNew);
  54                 return futures;
  55             }
  56         }
  57         String bridgeName = bridgeNew.getBridgeName().getValue();
  58         BigInteger dpnId = IfmUtil.getDpnId(bridgeNew.getDatapathId());
  59
  60         if (dpnId == null) {
  61             LOG.warn("Got Null DPID for Bridge: {}", bridgeNew);
  62             return futures;
  63         }
  64
  65         // create bridge reference entry in interface meta operational DS
  66         InterfaceMetaUtils.createBridgeRefEntry(dpnId, bridgeIid, writeTransaction);
  67
  68         // FIX for OVSDB Bug - manually copying the bridge info from topology operational DS to config DS
  69         SouthboundUtils.addBridge(bridgeIid, bridgeNew, dataBroker, futures);
  70
  71         BridgeEntryKey bridgeEntryKey = new BridgeEntryKey(dpnId);
  72         InstanceIdentifier<BridgeEntry> bridgeEntryInstanceIdentifier =
  73                 InterfaceMetaUtils.getBridgeEntryIdentifier(bridgeEntryKey);
  74         BridgeEntry bridgeEntry =
  75                 InterfaceMetaUtils.getBridgeEntryFromConfigDS(bridgeEntryInstanceIdentifier,
  76                         dataBroker);
  77         if (bridgeEntry == null) {
  78             futures.add(writeTransaction.submit());
  79             return futures;
  80         }
  81
  82         List<BridgeInterfaceEntry> bridgeInterfaceEntries = bridgeEntry.getBridgeInterfaceEntry();
  83         for (BridgeInterfaceEntry bridgeInterfaceEntry : bridgeInterfaceEntries) {
  84             String portName = bridgeInterfaceEntry.getInterfaceName();
  85             InterfaceKey interfaceKey = new InterfaceKey(portName);
  86             Interface iface = InterfaceManagerCommonUtils.getInterfaceFromConfigDS(interfaceKey, dataBroker);
  87             if (iface.getAugmentation(IfTunnel.class) != null) {
  88                 SouthboundUtils.addPortToBridge(bridgeIid, iface, bridgeNew, bridgeName, portName, dataBroker, futures);
  89             }
  90         }
  91
  92         futures.add(writeTransaction.submit());
  93         return futures;
  94     }
  95 }