northbound-api/src/main/java/org/opendaylight/neutron/northbound/api/NeutronLoadBalancerNorthbound.java

   1 /*
   2  * Copyright (c) 2014, 2015 Red Hat, 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.northbound.api;
   9
  10 import java.net.HttpURLConnection;
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import javax.ws.rs.Consumes;
  14 import javax.ws.rs.DELETE;
  15 import javax.ws.rs.GET;
  16 import javax.ws.rs.POST;
  17 import javax.ws.rs.PUT;
  18 import javax.ws.rs.Path;
  19 import javax.ws.rs.PathParam;
  20 import javax.ws.rs.Produces;
  21 import javax.ws.rs.QueryParam;
  22 import javax.ws.rs.core.MediaType;
  23 import javax.ws.rs.core.Response;
  24 import org.codehaus.enunciate.jaxrs.ResponseCode;
  25 import org.codehaus.enunciate.jaxrs.StatusCodes;
  26 import org.opendaylight.neutron.spi.INeutronLoadBalancerCRUD;
  27 import org.opendaylight.neutron.spi.NeutronLoadBalancer;
  28
  29 /**
  30  * Neutron Northbound REST APIs for LoadBalancers.<br>
  31  */
  32 @Path("/lbaas/loadbalancers")
  33 public final class NeutronLoadBalancerNorthbound
  34         extends AbstractNeutronNorthbound<NeutronLoadBalancer, NeutronLoadBalancerRequest, INeutronLoadBalancerCRUD> {
  35
  36     private static final String RESOURCE_NAME = "LoadBalancer";
  37
  38     @Override
  39     protected String getResourceName() {
  40         return RESOURCE_NAME;
  41     }
  42
  43     /**
  44      * Returns a list of all LoadBalancer.
  45      */
  46     @GET
  47     @Produces({ MediaType.APPLICATION_JSON })
  48     @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
  49             @ResponseCode(code = HttpURLConnection.HTTP_UNAUTHORIZED, condition = "Unauthorized"),
  50             @ResponseCode(code = HttpURLConnection.HTTP_NOT_IMPLEMENTED, condition = "Not Implemented"),
  51             @ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
  52     public Response listGroups(
  53             // return fields
  54             @QueryParam("fields") List<String> fields,
  55             // OpenStack LoadBalancer attributes
  56             @QueryParam("id") String queryLoadBalancerID,
  57             @QueryParam("tenant_id") String queryLoadBalancerTenantID,
  58             @QueryParam("name") String queryLoadBalancerName,
  59             @QueryParam("status") String queryLoadBalancerStatus,
  60             @QueryParam("vip_address") String queryLoadBalancerVipAddress,
  61             @QueryParam("vip_subnet") String queryLoadBalancerVipSubnet,
  62             // pagination
  63             @QueryParam("limit") String limit,
  64             @QueryParam("marker") String marker,
  65             @QueryParam("page_reverse") String pageReverse
  66     // sorting not supported
  67     ) {
  68         INeutronLoadBalancerCRUD loadBalancerInterface = getNeutronCRUD();
  69         List<NeutronLoadBalancer> allLoadBalancers = loadBalancerInterface.getAll();
  70         List<NeutronLoadBalancer> ans = new ArrayList<>();
  71         for (NeutronLoadBalancer nsg : allLoadBalancers) {
  72             if ((queryLoadBalancerID == null || queryLoadBalancerID.equals(nsg.getID()))
  73                     && (queryLoadBalancerTenantID == null || queryLoadBalancerTenantID.equals(nsg.getTenantID()))
  74                     && (queryLoadBalancerName == null || queryLoadBalancerName.equals(nsg.getName()))
  75                     && (queryLoadBalancerVipAddress == null
  76                             || queryLoadBalancerVipAddress.equals(nsg.getLoadBalancerVipAddress()))
  77                     && (queryLoadBalancerVipSubnet == null
  78                             || queryLoadBalancerVipSubnet.equals(nsg.getLoadBalancerVipSubnetID()))) {
  79                 if (fields.size() > 0) {
  80                     ans.add(nsg.extractFields(fields));
  81                 } else {
  82                     ans.add(nsg);
  83                 }
  84             }
  85         }
  86         return Response.status(HttpURLConnection.HTTP_OK).entity(new NeutronLoadBalancerRequest(ans)).build();
  87     }
  88
  89     /**
  90      * Returns a specific LoadBalancer.
  91      */
  92     @Path("{loadBalancerID}")
  93     @GET
  94     @Produces({ MediaType.APPLICATION_JSON })
  95     @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
  96             @ResponseCode(code = HttpURLConnection.HTTP_UNAUTHORIZED, condition = "Unauthorized"),
  97             @ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
  98             @ResponseCode(code = HttpURLConnection.HTTP_NOT_IMPLEMENTED, condition = "Not Implemented"),
  99             @ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
 100     public Response showLoadBalancer(@PathParam("loadBalancerID") String loadBalancerID,
 101             // return fields
 102             @QueryParam("fields") List<String> fields) {
 103         return show(loadBalancerID, fields);
 104     }
 105
 106     /**
 107      * Creates new LoadBalancer.
 108      */
 109     @POST
 110     @Produces({ MediaType.APPLICATION_JSON })
 111     @Consumes({ MediaType.APPLICATION_JSON })
 112     @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_CREATED, condition = "Created"),
 113             @ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
 114     public Response createLoadBalancers(final NeutronLoadBalancerRequest input) {
 115         return create(input);
 116     }
 117
 118     /**
 119      * Updates a LoadBalancer Policy.
 120      */
 121     @Path("{loadBalancerID}")
 122     @PUT
 123     @Produces({ MediaType.APPLICATION_JSON })
 124     @Consumes({ MediaType.APPLICATION_JSON })
 125     @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
 126             @ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
 127             @ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
 128     public Response updateLoadBalancer(@PathParam("loadBalancerID") String loadBalancerID,
 129             final NeutronLoadBalancerRequest input) {
 130         return update(loadBalancerID, input);
 131     }
 132
 133     /**
 134      * Deletes a LoadBalancer.
 135      */
 136     @Path("{loadBalancerID}")
 137     @DELETE
 138     @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_NO_CONTENT, condition = "No Content"),
 139             @ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
 140             @ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
 141     public Response deleteLoadBalancer(@PathParam("loadBalancerID") String loadBalancerID) {
 142         return delete(loadBalancerID);
 143     }
 144 }