netconf/sal-netconf-connector/src/main/java/org/opendaylight/netconf/sal/connect/util/NetconfTopologyRPCProvider.java

   1 /*
   2  * Copyright (c) 2017 Brocade Communication Systems 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.netconf.sal.connect.util;
   9
  10 import com.google.common.base.Preconditions;
  11 import com.google.common.util.concurrent.CheckedFuture;
  12 import com.google.common.util.concurrent.FutureCallback;
  13 import com.google.common.util.concurrent.Futures;
  14 import com.google.common.util.concurrent.SettableFuture;
  15 import java.util.concurrent.Future;
  16 import org.opendaylight.aaa.encrypt.AAAEncryptionService;
  17 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  18 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  19 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  20 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.AddNetconfNodeInput;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNode;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeTopologyService;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.credentials.credentials.LoginPassword;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.credentials.credentials.LoginPasswordBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  28 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  29 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
  30 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  31 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  32 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  33 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
  34 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  35 import org.opendaylight.yangtools.yang.common.RpcResult;
  36 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39
  40 public class NetconfTopologyRPCProvider implements NetconfNodeTopologyService {
  41     private final AAAEncryptionService encryptionService;
  42     private final DataBroker dataBroker;
  43     private final String topologyId;
  44     private static final Logger LOG = LoggerFactory.getLogger(NetconfTopologyRPCProvider.class);
  45
  46     public NetconfTopologyRPCProvider(final DataBroker dataBroker,
  47                                       final AAAEncryptionService encryptionService,
  48                                       final String topologyId) {
  49         this.dataBroker = dataBroker;
  50         this.encryptionService = Preconditions.checkNotNull(encryptionService);
  51         this.topologyId = Preconditions.checkNotNull(topologyId);
  52     }
  53
  54     @Override
  55     public Future<RpcResult<Void>> addNetconfNode(AddNetconfNodeInput input) {
  56         NetconfNode node = this.encryptPassword(input);
  57         final SettableFuture<RpcResult<Void>> futureResult = SettableFuture.create();
  58         NodeId nodeId = new NodeId(input.getNodeId());
  59         writeToConfigDS(node, nodeId, topologyId, futureResult);
  60         return futureResult;
  61     }
  62
  63     private NetconfNode encryptPassword(AddNetconfNodeInput input) {
  64         NetconfNodeBuilder builder = new NetconfNodeBuilder();
  65         builder.fieldsFrom(input);
  66
  67         boolean encrypt = input.isEncrypt();
  68         LoginPassword loginPassword = (LoginPassword) input.getCredentials();
  69         if (encrypt) {
  70             String encryptedPassword = encryptionService.encrypt(loginPassword.getPassword());
  71             LoginPassword newCreds = new LoginPasswordBuilder().setPassword(encryptedPassword)
  72                     .setUsername(loginPassword.getUsername()).build();
  73             builder.setCredentials(newCreds);
  74         }
  75
  76         NetconfNode node = builder.build();
  77         return node;
  78     }
  79
  80     private void writeToConfigDS(NetconfNode node, NodeId nodeId, String topologyId,
  81                                  final SettableFuture<RpcResult<Void>> futureResult) {
  82
  83         WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
  84         final InstanceIdentifier<NetworkTopology> networkTopologyId =
  85                 InstanceIdentifier.builder(NetworkTopology.class).build();
  86         final InstanceIdentifier<NetconfNode> niid = networkTopologyId.child(Topology.class,
  87                 new TopologyKey(new TopologyId(topologyId))).child(Node.class,
  88                 new NodeKey(nodeId)).augmentation(NetconfNode.class);
  89         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, niid, node, true);
  90         final CheckedFuture<Void, TransactionCommitFailedException> future = writeTransaction.submit();
  91         Futures.addCallback(future, new FutureCallback<Void>() {
  92
  93             @Override
  94             public void onSuccess(Void result) {
  95                 LOG.info("add-netconf-node RPC: Added netconf node successfully.");
  96                 futureResult.set(RpcResultBuilder.<Void>success().build());
  97             }
  98
  99             @Override
 100             public void onFailure(Throwable exception) {
 101                 LOG.error("add-netconf-node RPC: Unable to add netconf node.", exception);
 102                 futureResult.setException(exception);
 103             }
 104         });
 105     }
 106
 107 }