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
   9 package org.opendaylight.neutron.hostconfig.vpp;
  10
  11 import com.google.common.base.Preconditions;
  12 import com.google.common.collect.Lists;
  13 import com.google.gson.JsonArray;
  14 import com.google.gson.JsonObject;
  15
  16 import java.util.HashMap;
  17 import java.util.List;
  18 import java.util.Map;
  19
  20 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  21
  22 public final class HostconfigUtil {
  23
  24     static final String L2_HOST_TYPE = "ODL L2";
  25     private static final String VHOST_USER = "vhostuser";
  26     private static final String VNIC_TYPE = "normal";
  27     private static final String HAS_DATAPATH_TYPE_NETDEV = "False";
  28     private static final String SUPPORT_VHOST_USER = "True";
  29     private static final List<String> SUPPORTED_NET_TYPES = Lists.newArrayList("local", "vlan", "vxlan", "gre");
  30
  31     private HostconfigUtil() {
  32     }
  33
  34     public static Map<String, String> createHostconfigsDataFor(NodeId nodeId, SocketInfo socketInfo) {
  35         Preconditions.checkNotNull(nodeId);
  36         Preconditions.checkNotNull(socketInfo);
  37         JsonObject odlL2 = new JsonObject();
  38         odlL2.add("allowed_network_types", buildSupportedNetworkTypes());
  39         odlL2.add("supported_vnic_types", buildSupportedVnicTypes(socketInfo));
  40         Map<String, String> hostConfigs = new HashMap<>();
  41         hostConfigs.put(L2_HOST_TYPE, odlL2.toString());
  42         return hostConfigs;
  43     }
  44
  45     private static JsonArray buildSupportedNetworkTypes() {
  46         JsonArray networkTypes = new JsonArray();
  47         SUPPORTED_NET_TYPES.forEach(networkTypes::add);
  48         return networkTypes;
  49     }
  50
  51     private static JsonArray buildSupportedVnicTypes(SocketInfo socketInfo) {
  52         JsonObject supportedVnicType = new JsonObject();
  53         supportedVnicType.addProperty("vnic_type", VNIC_TYPE);
  54         supportedVnicType.addProperty("vif_type", VHOST_USER);
  55         supportedVnicType.add("vif_details", buildVifDetails(socketInfo));
  56         JsonArray supportedVnicTypes = new JsonArray();
  57         supportedVnicTypes.add(supportedVnicType);
  58         return supportedVnicTypes;
  59     }
  60
  61     private static JsonObject buildVifDetails(SocketInfo socketInfo) {
  62         JsonObject vifDetails = new JsonObject();
  63         vifDetails.addProperty("has_datapath_type_netdev", HAS_DATAPATH_TYPE_NETDEV);
  64         vifDetails.addProperty("support_vhost_user", SUPPORT_VHOST_USER);
  65         vifDetails.addProperty("port_prefix", socketInfo.getSocketPrefix());
  66         vifDetails.addProperty("vhostuser_socket_dir", socketInfo.getSocketPath());
  67         vifDetails.addProperty("vhostuser_mode", socketInfo.getVhostuserMode());
  68         vifDetails.addProperty("vhostuser_socket", socketInfo.getVhostUserSocket());
  69         return vifDetails;
  70     }
  71 }