neutron-hostconfig/vpp/src/main/java/org/opendaylight/neutron/hostconfig/vpp/HostconfigUtil.java

   1 /*
   2  * Copyright (c) 2017 Cisco Systems, Inc. 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.neutron.hostconfig.vpp;
   9
  10 import com.google.common.base.Preconditions;
  11 import com.google.common.collect.Lists;
  12 import com.google.gson.JsonArray;
  13 import com.google.gson.JsonObject;
  14 import java.util.HashMap;
  15 import java.util.List;
  16 import java.util.Map;
  17 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  18
  19 public final class HostconfigUtil {
  20
  21     static final String L2_HOST_TYPE = "ODL L2";
  22     private static final String VHOST_USER = "vhostuser";
  23     private static final String VNIC_TYPE = "normal";
  24     private static final String HAS_DATAPATH_TYPE_NETDEV = "False";
  25     private static final String SUPPORT_VHOST_USER = "True";
  26     private static final List<String> SUPPORTED_NET_TYPES = Lists.newArrayList("local", "vlan", "vxlan", "gre");
  27
  28     private HostconfigUtil() {
  29     }
  30
  31     public static Map<String, String> createHostconfigsDataFor(NodeId nodeId, SocketInfo socketInfo) {
  32         Preconditions.checkNotNull(nodeId);
  33         Preconditions.checkNotNull(socketInfo);
  34         JsonObject odlL2 = new JsonObject();
  35         odlL2.add("allowed_network_types", buildSupportedNetworkTypes());
  36         odlL2.add("supported_vnic_types", buildSupportedVnicTypes(socketInfo));
  37         Map<String, String> hostConfigs = new HashMap<>();
  38         hostConfigs.put(L2_HOST_TYPE, odlL2.toString());
  39         return hostConfigs;
  40     }
  41
  42     private static JsonArray buildSupportedNetworkTypes() {
  43         JsonArray networkTypes = new JsonArray();
  44         SUPPORTED_NET_TYPES.forEach(networkTypes::add);
  45         return networkTypes;
  46     }
  47
  48     private static JsonArray buildSupportedVnicTypes(SocketInfo socketInfo) {
  49         JsonObject supportedVnicType = new JsonObject();
  50         supportedVnicType.addProperty("vnic_type", VNIC_TYPE);
  51         supportedVnicType.addProperty("vif_type", VHOST_USER);
  52         supportedVnicType.add("vif_details", buildVifDetails(socketInfo));
  53         JsonArray supportedVnicTypes = new JsonArray();
  54         supportedVnicTypes.add(supportedVnicType);
  55         return supportedVnicTypes;
  56     }
  57
  58     private static JsonObject buildVifDetails(SocketInfo socketInfo) {
  59         JsonObject vifDetails = new JsonObject();
  60         vifDetails.addProperty("has_datapath_type_netdev", HAS_DATAPATH_TYPE_NETDEV);
  61         vifDetails.addProperty("support_vhost_user", SUPPORT_VHOST_USER);
  62         vifDetails.addProperty("port_prefix", socketInfo.getSocketPrefix());
  63         vifDetails.addProperty("vhostuser_socket_dir", socketInfo.getSocketPath());
  64         vifDetails.addProperty("vhostuser_mode", socketInfo.getVhostuserMode());
  65         vifDetails.addProperty("vhostuser_socket", socketInfo.getVhostUserSocket());
  66         return vifDetails;
  67     }
  68 }