2 * Copyright IBM Corporation, 2013. All rights reserved.
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4 * This program and the accompanying materials are made available under the
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5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
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6 * and is available at http://www.eclipse.org/legal/epl-v10.html
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9 package org.opendaylight.controller.networkconfig.neutron.northbound;
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12 import java.util.ArrayList;
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13 import java.util.HashMap;
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14 import java.util.Iterator;
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15 import java.util.List;
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16 import javax.ws.rs.Consumes;
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17 import javax.ws.rs.DELETE;
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18 import javax.ws.rs.GET;
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19 import javax.ws.rs.POST;
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20 import javax.ws.rs.PUT;
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21 import javax.ws.rs.Path;
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22 import javax.ws.rs.PathParam;
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23 import javax.ws.rs.Produces;
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24 import javax.ws.rs.QueryParam;
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25 import javax.ws.rs.core.MediaType;
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26 import javax.ws.rs.core.Response;
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28 import org.codehaus.enunciate.jaxrs.ResponseCode;
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29 import org.codehaus.enunciate.jaxrs.StatusCodes;
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30 import org.opendaylight.controller.networkconfig.neutron.INeutronNetworkCRUD;
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31 import org.opendaylight.controller.networkconfig.neutron.INeutronSubnetAware;
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32 import org.opendaylight.controller.networkconfig.neutron.INeutronSubnetCRUD;
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33 import org.opendaylight.controller.networkconfig.neutron.NeutronCRUDInterfaces;
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34 import org.opendaylight.controller.networkconfig.neutron.NeutronSubnet;
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35 import org.opendaylight.controller.northbound.commons.RestMessages;
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36 import org.opendaylight.controller.northbound.commons.exception.ServiceUnavailableException;
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37 import org.opendaylight.controller.sal.utils.ServiceHelper;
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40 * Open DOVE Northbound REST APIs.<br>
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41 * This class provides REST APIs for managing open DOVE internals related to Subnets
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45 * Authentication scheme : <b>HTTP Basic</b><br>
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46 * Authentication realm : <b>opendaylight</b><br>
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47 * Transport : <b>HTTP and HTTPS</b><br>
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49 * HTTPS Authentication is disabled by default. Administrator can enable it in
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50 * tomcat-server.xml after adding a proper keystore / SSL certificate from a
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51 * trusted authority.<br>
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53 * http://tomcat.apache.org/tomcat-7.0-doc/ssl-howto.html#Configuration
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58 public class NeutronSubnetsNorthbound {
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60 private NeutronSubnet extractFields(NeutronSubnet o, List<String> fields) {
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61 return o.extractFields(fields);
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66 * Returns a list of all Subnets */
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68 @Produces({ MediaType.APPLICATION_JSON })
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69 //@TypeHint(OpenStackSubnets.class)
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71 @ResponseCode(code = 200, condition = "Operation successful"),
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72 @ResponseCode(code = 401, condition = "Unauthorized"),
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73 @ResponseCode(code = 501, condition = "Not Implemented") })
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74 public Response listSubnets(
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76 @QueryParam("fields") List<String> fields,
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77 // note: openstack isn't clear about filtering on lists, so we aren't handling them
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78 @QueryParam("id") String queryID,
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79 @QueryParam("network_id") String queryNetworkID,
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80 @QueryParam("name") String queryName,
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81 @QueryParam("ip_version") String queryIPVersion,
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82 @QueryParam("cidr") String queryCIDR,
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83 @QueryParam("gateway_ip") String queryGatewayIP,
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84 @QueryParam("enable_dhcp") String queryEnableDHCP,
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85 @QueryParam("tenant_id") String queryTenantID,
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87 @QueryParam("limit") String limit,
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88 @QueryParam("marker") String marker,
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89 @QueryParam("page_reverse") String pageReverse
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90 // sorting not supported
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92 INeutronSubnetCRUD subnetInterface = NeutronCRUDInterfaces.getINeutronSubnetCRUD( this);
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93 if (subnetInterface == null) {
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94 throw new ServiceUnavailableException("Subnet CRUD Interface "
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95 + RestMessages.SERVICEUNAVAILABLE.toString());
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97 List<NeutronSubnet> allNetworks = subnetInterface.getAllSubnets();
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98 List<NeutronSubnet> ans = new ArrayList<NeutronSubnet>();
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99 Iterator<NeutronSubnet> i = allNetworks.iterator();
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100 while (i.hasNext()) {
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101 NeutronSubnet oSS = i.next();
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102 if ((queryID == null || queryID.equals(oSS.getID())) &&
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103 (queryNetworkID == null || queryNetworkID.equals(oSS.getNetworkUUID())) &&
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104 (queryName == null || queryName.equals(oSS.getName())) &&
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105 (queryIPVersion == null || queryIPVersion.equals(oSS.getIpVersion())) &&
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106 (queryCIDR == null || queryCIDR.equals(oSS.getCidr())) &&
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107 (queryGatewayIP == null || queryGatewayIP.equals(oSS.getGatewayIP())) &&
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108 (queryEnableDHCP == null || queryEnableDHCP.equals(oSS.getEnableDHCP())) &&
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109 (queryTenantID == null || queryTenantID.equals(oSS.getTenantID()))) {
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110 if (fields.size() > 0)
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111 ans.add(extractFields(oSS,fields));
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116 //TODO: apply pagination to results
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117 return Response.status(200).entity(
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118 new NeutronSubnetRequest(ans)).build();
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122 * Returns a specific Subnet */
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124 @Path("{subnetUUID}")
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126 @Produces({ MediaType.APPLICATION_JSON })
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127 //@TypeHint(OpenStackSubnets.class)
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129 @ResponseCode(code = 200, condition = "Operation successful"),
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130 @ResponseCode(code = 401, condition = "Unauthorized"),
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131 @ResponseCode(code = 404, condition = "Not Found"),
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132 @ResponseCode(code = 501, condition = "Not Implemented") })
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133 public Response showSubnet(
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134 @PathParam("subnetUUID") String subnetUUID,
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136 @QueryParam("fields") List<String> fields) {
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137 INeutronSubnetCRUD subnetInterface = NeutronCRUDInterfaces.getINeutronSubnetCRUD(this);
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138 if (subnetInterface == null) {
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139 throw new ServiceUnavailableException("Subnet CRUD Interface "
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140 + RestMessages.SERVICEUNAVAILABLE.toString());
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142 if (!subnetInterface.subnetExists(subnetUUID))
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143 return Response.status(404).build();
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144 if (fields.size() > 0) {
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145 NeutronSubnet ans = subnetInterface.getSubnet(subnetUUID);
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146 return Response.status(200).entity(
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147 new NeutronSubnetRequest(extractFields(ans, fields))).build();
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149 return Response.status(200).entity(
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150 new NeutronSubnetRequest(subnetInterface.getSubnet(subnetUUID))).build();
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154 * Creates new Subnets */
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157 @Produces({ MediaType.APPLICATION_JSON })
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158 @Consumes({ MediaType.APPLICATION_JSON })
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159 //@TypeHint(OpenStackSubnets.class)
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161 @ResponseCode(code = 201, condition = "Created"),
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162 @ResponseCode(code = 400, condition = "Bad Request"),
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163 @ResponseCode(code = 401, condition = "Unauthorized"),
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164 @ResponseCode(code = 403, condition = "Forbidden"),
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165 @ResponseCode(code = 404, condition = "Not Found"),
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166 @ResponseCode(code = 409, condition = "Conflict"),
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167 @ResponseCode(code = 501, condition = "Not Implemented") })
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168 public Response createSubnets(final NeutronSubnetRequest input) {
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169 INeutronSubnetCRUD subnetInterface = NeutronCRUDInterfaces.getINeutronSubnetCRUD(this);
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170 if (subnetInterface == null) {
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171 throw new ServiceUnavailableException("Subnet CRUD Interface "
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172 + RestMessages.SERVICEUNAVAILABLE.toString());
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174 INeutronNetworkCRUD networkInterface = NeutronCRUDInterfaces.getINeutronNetworkCRUD( this);
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175 if (networkInterface == null) {
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176 throw new ServiceUnavailableException("Network CRUD Interface "
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177 + RestMessages.SERVICEUNAVAILABLE.toString());
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179 if (input.isSingleton()) {
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180 NeutronSubnet singleton = input.getSingleton();
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183 * Verify that the subnet doesn't already exist (Issue: is a deeper check necessary?)
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184 * the specified network exists, the subnet has a valid network address,
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185 * and that the gateway IP doesn't overlap with the allocation pools
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186 * *then* add the subnet to the cache
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188 if (subnetInterface.subnetExists(singleton.getID()))
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189 return Response.status(400).build();
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190 if (!networkInterface.networkExists(singleton.getNetworkUUID()))
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191 return Response.status(404).build();
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192 if (!singleton.isValidCIDR())
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193 return Response.status(400).build();
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194 singleton.initDefaults();
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195 if (singleton.gatewayIP_Pool_overlap())
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196 return Response.status(409).build();
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197 Object[] instances = ServiceHelper.getGlobalInstances(INeutronSubnetAware.class, this, null);
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198 if (instances != null) {
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199 for (Object instance : instances) {
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200 INeutronSubnetAware service = (INeutronSubnetAware) instance;
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201 int status = service.canCreateSubnet(singleton);
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202 if (status < 200 || status > 299)
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203 return Response.status(status).build();
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206 subnetInterface.addSubnet(singleton);
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207 if (instances != null) {
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208 for (Object instance : instances) {
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209 INeutronSubnetAware service = (INeutronSubnetAware) instance;
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210 service.neutronSubnetCreated(singleton);
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214 List<NeutronSubnet> bulk = input.getBulk();
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215 Iterator<NeutronSubnet> i = bulk.iterator();
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216 HashMap<String, NeutronSubnet> testMap = new HashMap<String, NeutronSubnet>();
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217 Object[] instances = ServiceHelper.getGlobalInstances(INeutronSubnetAware.class, this, null);
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218 while (i.hasNext()) {
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219 NeutronSubnet test = i.next();
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222 * Verify that the subnet doesn't already exist (Issue: is a deeper check necessary?)
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223 * the specified network exists, the subnet has a valid network address,
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224 * and that the gateway IP doesn't overlap with the allocation pools,
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225 * and that the bulk request doesn't already contain a subnet with this id
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228 test.initDefaults();
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229 if (subnetInterface.subnetExists(test.getID()))
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230 return Response.status(400).build();
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231 if (testMap.containsKey(test.getID()))
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232 return Response.status(400).build();
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233 testMap.put(test.getID(), test);
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234 if (!networkInterface.networkExists(test.getNetworkUUID()))
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235 return Response.status(404).build();
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236 if (!test.isValidCIDR())
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237 return Response.status(400).build();
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238 if (test.gatewayIP_Pool_overlap())
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239 return Response.status(409).build();
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240 if (instances != null) {
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241 for (Object instance : instances) {
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242 INeutronSubnetAware service = (INeutronSubnetAware) instance;
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243 int status = service.canCreateSubnet(test);
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244 if (status < 200 || status > 299)
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245 return Response.status(status).build();
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251 * now, each element of the bulk request can be added to the cache
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253 i = bulk.iterator();
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254 while (i.hasNext()) {
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255 NeutronSubnet test = i.next();
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256 subnetInterface.addSubnet(test);
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257 if (instances != null) {
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258 for (Object instance : instances) {
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259 INeutronSubnetAware service = (INeutronSubnetAware) instance;
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260 service.neutronSubnetCreated(test);
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265 return Response.status(201).entity(input).build();
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269 * Updates a Subnet */
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271 @Path("{subnetUUID}")
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273 @Produces({ MediaType.APPLICATION_JSON })
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274 @Consumes({ MediaType.APPLICATION_JSON })
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275 //@TypeHint(OpenStackSubnets.class)
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277 @ResponseCode(code = 200, condition = "Operation successful"),
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278 @ResponseCode(code = 400, condition = "Bad Request"),
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279 @ResponseCode(code = 401, condition = "Unauthorized"),
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280 @ResponseCode(code = 403, condition = "Forbidden"),
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281 @ResponseCode(code = 404, condition = "Not Found"),
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282 @ResponseCode(code = 501, condition = "Not Implemented") })
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283 public Response updateSubnet(
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284 @PathParam("subnetUUID") String subnetUUID, final NeutronSubnetRequest input
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286 INeutronSubnetCRUD subnetInterface = NeutronCRUDInterfaces.getINeutronSubnetCRUD( this);
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287 if (subnetInterface == null) {
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288 throw new ServiceUnavailableException("Subnet CRUD Interface "
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289 + RestMessages.SERVICEUNAVAILABLE.toString());
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293 * verify the subnet exists and there is only one delta provided
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295 if (!subnetInterface.subnetExists(subnetUUID))
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296 return Response.status(404).build();
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297 if (!input.isSingleton())
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298 return Response.status(400).build();
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299 NeutronSubnet delta = input.getSingleton();
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300 NeutronSubnet original = subnetInterface.getSubnet(subnetUUID);
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303 * updates restricted by Neutron
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305 if (delta.getID() != null || delta.getTenantID() != null ||
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306 delta.getIpVersion() != null || delta.getCidr() != null ||
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307 delta.getAllocationPools() != null)
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308 return Response.status(400).build();
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310 Object[] instances = ServiceHelper.getGlobalInstances(INeutronSubnetAware.class, this, null);
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311 if (instances != null) {
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312 for (Object instance : instances) {
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313 INeutronSubnetAware service = (INeutronSubnetAware) instance;
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314 int status = service.canUpdateSubnet(delta, original);
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315 if (status < 200 || status > 299)
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316 return Response.status(status).build();
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321 * update the object and return it
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323 subnetInterface.updateSubnet(subnetUUID, delta);
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324 NeutronSubnet updatedSubnet = subnetInterface.getSubnet(subnetUUID);
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325 if (instances != null) {
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326 for (Object instance : instances) {
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327 INeutronSubnetAware service = (INeutronSubnetAware) instance;
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328 service.neutronSubnetUpdated(updatedSubnet);
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331 return Response.status(200).entity(
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332 new NeutronSubnetRequest(subnetInterface.getSubnet(subnetUUID))).build();
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336 * Deletes a Subnet */
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338 @Path("{subnetUUID}")
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341 @ResponseCode(code = 204, condition = "No Content"),
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342 @ResponseCode(code = 401, condition = "Unauthorized"),
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343 @ResponseCode(code = 404, condition = "Not Found"),
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344 @ResponseCode(code = 409, condition = "Conflict"),
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345 @ResponseCode(code = 501, condition = "Not Implemented") })
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346 public Response deleteSubnet(
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347 @PathParam("subnetUUID") String subnetUUID) {
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348 INeutronSubnetCRUD subnetInterface = NeutronCRUDInterfaces.getINeutronSubnetCRUD( this);
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349 if (subnetInterface == null) {
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350 throw new ServiceUnavailableException("Network CRUD Interface "
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351 + RestMessages.SERVICEUNAVAILABLE.toString());
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355 * verify the subnet exists and it isn't currently in use
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357 if (!subnetInterface.subnetExists(subnetUUID))
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358 return Response.status(404).build();
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359 if (subnetInterface.subnetInUse(subnetUUID))
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360 return Response.status(409).build();
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361 NeutronSubnet singleton = subnetInterface.getSubnet(subnetUUID);
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362 Object[] instances = ServiceHelper.getGlobalInstances(INeutronSubnetAware.class, this, null);
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363 if (instances != null) {
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364 for (Object instance : instances) {
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365 INeutronSubnetAware service = (INeutronSubnetAware) instance;
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366 int status = service.canDeleteSubnet(singleton);
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367 if (status < 200 || status > 299)
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368 return Response.status(status).build();
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373 * remove it and return 204 status
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375 subnetInterface.removeSubnet(subnetUUID);
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376 if (instances != null) {
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377 for (Object instance : instances) {
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378 INeutronSubnetAware service = (INeutronSubnetAware) instance;
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379 service.neutronSubnetDeleted(singleton);
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382 return Response.status(204).build();
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