openstack/net-virt/src/main/java/org/opendaylight/ovsdb/openstack/netvirt/impl/ConfigurationServiceImpl.java

   1 /*
   2  * Copyright (C) 2013 Red Hat, Inc.
   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  * Authors : Madhu Venugopal, Brent Salisbury, Sam Hague, Dave Tucker
   9  */
  10 package org.opendaylight.ovsdb.openstack.netvirt.impl;
  11
  12 import org.opendaylight.controller.sal.core.Node;
  13 import org.opendaylight.ovsdb.lib.notation.Row;
  14 import org.opendaylight.ovsdb.lib.notation.Version;
  15 import org.opendaylight.ovsdb.openstack.netvirt.api.Constants;
  16 import org.opendaylight.ovsdb.plugin.api.OvsdbConfigurationService;
  17 import org.opendaylight.ovsdb.schema.openvswitch.OpenVSwitch;
  18
  19 import com.google.common.collect.Maps;
  20 import org.apache.commons.lang3.tuple.ImmutablePair;
  21 import org.apache.commons.lang3.tuple.Pair;
  22 import org.slf4j.Logger;
  23 import org.slf4j.LoggerFactory;
  24
  25 import java.net.InetAddress;
  26 import java.util.Map;
  27 import java.util.Set;
  28
  29 public class ConfigurationServiceImpl implements org.opendaylight.ovsdb.openstack.netvirt.api.ConfigurationService {
  30     static final Logger logger = LoggerFactory.getLogger(ConfigurationServiceImpl.class);
  31
  32     private volatile OvsdbConfigurationService ovsdbConfigurationService;
  33
  34     private String integrationBridgeName;
  35     private String networkBridgeName;
  36     private String externalBridgeName;
  37     private String tunnelEndpointKey;
  38
  39     private Map<Pair<String, String>, String> patchPortNames = Maps.newHashMap();
  40     private String providerMappingsKey;
  41     private String providerMapping;
  42
  43     public ConfigurationServiceImpl() {
  44         tunnelEndpointKey = Constants.TUNNEL_ENDPOINT_KEY;
  45         integrationBridgeName = Constants.INTEGRATION_BRIDGE;
  46         networkBridgeName = Constants.NETWORK_BRIDGE;
  47         externalBridgeName = Constants.EXTERNAL_BRIDGE;
  48         patchPortNames.put(new ImmutablePair<>(integrationBridgeName, networkBridgeName),
  49                            Constants.PATCH_PORT_TO_NETWORK_BRIDGE_NAME);
  50         patchPortNames.put(new ImmutablePair<>(networkBridgeName, integrationBridgeName),
  51                            Constants.PATCH_PORT_TO_INTEGRATION_BRIDGE_NAME);
  52         providerMappingsKey = Constants.PROVIDER_MAPPINGS_KEY;
  53         providerMapping = Constants.PROVIDER_MAPPING;
  54     }
  55
  56     @Override
  57     public String getIntegrationBridgeName() {
  58         return integrationBridgeName;
  59     }
  60
  61     @Override
  62     public void setIntegrationBridgeName(String integrationBridgeName) {
  63         this.integrationBridgeName = integrationBridgeName;
  64     }
  65
  66     @Override
  67     public String getNetworkBridgeName() {
  68         return networkBridgeName;
  69     }
  70
  71     @Override
  72     public void setNetworkBridgeName(String networkBridgeName) {
  73         this.networkBridgeName = networkBridgeName;
  74     }
  75
  76     @Override
  77     public String getExternalBridgeName() {
  78         return externalBridgeName;
  79     }
  80
  81     @Override
  82     public void setExternalBridgeName(String externalBridgeName) {
  83         this.externalBridgeName = externalBridgeName;
  84     }
  85
  86     @Override
  87     public String getTunnelEndpointKey() {
  88         return tunnelEndpointKey;
  89     }
  90
  91     @Override
  92     public void setTunnelEndpointKey(String tunnelEndpointKey) {
  93         this.tunnelEndpointKey = tunnelEndpointKey;
  94     }
  95
  96     @Override
  97     public String getProviderMappingsKey() {
  98         return providerMappingsKey;
  99     }
 100
 101     @Override
 102     public void setProviderMappingsKey(String providerMappingsKey) {
 103         this.providerMappingsKey = providerMappingsKey;
 104     }
 105
 106     @Override
 107     public Map<Pair<String, String>, String> getPatchPortNames() {
 108         return patchPortNames;
 109     }
 110
 111     @Override
 112     public void setPatchPortNames(Map<Pair<String, String>, String> patchPortNames) {
 113         this.patchPortNames = patchPortNames;
 114     }
 115
 116     public String getPatchPortName(Pair portTuple){
 117         return this.patchPortNames.get(portTuple);
 118     }
 119
 120     @Override
 121     public String getDefaultProviderMapping() {
 122         return providerMapping;
 123     }
 124
 125     @Override
 126     public void setDefaultProviderMapping(String providerMapping) {
 127         this.providerMapping = providerMapping;
 128     }
 129
 130     @Override
 131     public InetAddress getTunnelEndPoint(Node node) {
 132         InetAddress address = null;
 133         try {
 134             Map<String, Row> ovsTable = ovsdbConfigurationService.getRows(node,
 135                     ovsdbConfigurationService.getTableName(node, OpenVSwitch.class));
 136
 137             if (ovsTable == null) {
 138                 logger.error("OpenVSwitch table is null for Node {} ", node);
 139                 return null;
 140             }
 141
 142             // While there is only one entry in the HashMap, we can't access it by index...
 143             for (Row row : ovsTable.values()) {
 144                 OpenVSwitch ovsRow = ovsdbConfigurationService.getTypedRow(node, OpenVSwitch.class, row);
 145                 Map<String, String> configs = ovsRow.getOtherConfigColumn().getData();
 146
 147                 if (configs == null) {
 148                     logger.debug("OpenVSwitch table is null for Node {} ", node);
 149                     continue;
 150                 }
 151
 152                 String tunnelEndpoint = configs.get(tunnelEndpointKey);
 153
 154                 if (tunnelEndpoint == null) {
 155                     continue;
 156                 }
 157
 158                 address = InetAddress.getByName(tunnelEndpoint);
 159                 logger.debug("Tunnel Endpoint for Node {} {}", node, address.getHostAddress());
 160                 break;
 161             }
 162         }
 163         catch (Exception e) {
 164             logger.error("Error populating Tunnel Endpoint for Node {} ", node, e);
 165         }
 166
 167         return address;
 168     }
 169
 170     @Override
 171     public String getOpenflowVersion(Node node) {
 172
 173         String configuredVersion = System.getProperty("ovsdb.of.version");
 174         if (configuredVersion != null){
 175             switch (configuredVersion){
 176                 case "1.0":
 177                     return Constants.OPENFLOW10;
 178                 case "1.3":
 179                     //fall through
 180                 default:
 181                     return Constants.OPENFLOW13;
 182
 183             }
 184         }
 185
 186         Map<String, Row> ovsRows = ovsdbConfigurationService.getRows(node,
 187                 ovsdbConfigurationService.getTableName(node, OpenVSwitch.class));
 188
 189         if (ovsRows == null) {
 190             logger.info("The OVS node {} has no Open_vSwitch rows", node.toString());
 191             return null;
 192         }
 193
 194         Version ovsVersion = null;
 195         // While there is only one entry in the HashMap, we can't access it by index...
 196         for (Row row : ovsRows.values()) {
 197             OpenVSwitch ovsRow = ovsdbConfigurationService.getTypedRow(node, OpenVSwitch.class, row);
 198             Set<String> versionSet = ovsRow.getOvsVersionColumn().getData();
 199             if (versionSet != null && versionSet.iterator().hasNext()) {
 200                 ovsVersion = Version.fromString(versionSet.iterator().next());
 201             }
 202         }
 203
 204         if (ovsVersion == null || ovsVersion.compareTo(Constants.OPENFLOW13_SUPPORTED) < 0) {
 205             return Constants.OPENFLOW10;
 206         }
 207
 208         return Constants.OPENFLOW13;
 209     }
 210
 211     @Override
 212     public String getDefaultGatewayMacAddress(Node node) {
 213         final String l3gatewayForNode =
 214             node != null ? System.getProperty("ovsdb.l3gateway.mac." + node.getNodeIDString()) : null;
 215         return l3gatewayForNode != null ? l3gatewayForNode : System.getProperty("ovsdb.l3gateway.mac");
 216     }
 217 }