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

   1 /*
   2  * Copyright (c) 2017 Intel, Corp. 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.inject.Inject;
  14 import javax.inject.Singleton;
  15 import javax.ws.rs.Consumes;
  16 import javax.ws.rs.DELETE;
  17 import javax.ws.rs.GET;
  18 import javax.ws.rs.POST;
  19 import javax.ws.rs.PUT;
  20 import javax.ws.rs.Path;
  21 import javax.ws.rs.PathParam;
  22 import javax.ws.rs.Produces;
  23 import javax.ws.rs.QueryParam;
  24 import javax.ws.rs.core.MediaType;
  25 import javax.ws.rs.core.Response;
  26 import org.codehaus.enunciate.jaxrs.ResponseCode;
  27 import org.codehaus.enunciate.jaxrs.StatusCodes;
  28 import org.opendaylight.neutron.spi.INeutronTapFlowCRUD;
  29 import org.opendaylight.neutron.spi.NeutronTapFlow;
  30 import org.ops4j.pax.cdi.api.OsgiService;
  31
  32 @Singleton
  33 @Path("/tap/flows")
  34 public final class NeutronTapFlowNorthbound
  35         extends AbstractNeutronNorthbound<NeutronTapFlow, NeutronTapFlowRequest, INeutronTapFlowCRUD> {
  36
  37     private static final String RESOURCE_NAME = "Tap Flow";
  38
  39     @Inject
  40     public NeutronTapFlowNorthbound(@OsgiService INeutronTapFlowCRUD neutronCRUD) {
  41         super(neutronCRUD);
  42     }
  43
  44     @Override
  45     protected String getResourceName() {
  46         return RESOURCE_NAME;
  47     }
  48
  49     /**
  50      * Returns a list of all Tap Flows.
  51      */
  52     @GET
  53     @Produces({ MediaType.APPLICATION_JSON })
  54     @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
  55             @ResponseCode(code = HttpURLConnection.HTTP_UNAUTHORIZED, condition = "Unauthorized"),
  56             @ResponseCode(code = HttpURLConnection.HTTP_NOT_IMPLEMENTED, condition = "Not Implemented"),
  57             @ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
  58     public Response listGroups(
  59             // return fields
  60             @QueryParam("fields") List<String> fields,
  61             // OpenStack Tap Flow attributes
  62             @QueryParam("id") String queryTapFlowUUID,
  63             @QueryParam("tenant_id") String queryTapFlowTenantID,
  64             @QueryParam("name") String queryTapFlowName,
  65             @QueryParam("source_port") String queryTapFlowSourcePort,
  66             @QueryParam("tap_service_id") String queryTapServiceID,
  67             @QueryParam("direction") String queryTapFlowDirection,
  68             // pagination
  69             @QueryParam("limit") String limit,
  70             @QueryParam("marker") String marker,
  71             @QueryParam("page_reverse") String pageReverse) {
  72
  73         INeutronTapFlowCRUD tapFlowInterface = getNeutronCRUD();
  74         List<NeutronTapFlow> ans = new ArrayList<>();
  75         for (NeutronTapFlow nsg : tapFlowInterface.getAll()) {
  76             if ((queryTapFlowUUID == null || queryTapFlowUUID.equals(nsg.getID()))
  77                     && (queryTapFlowTenantID == null || queryTapFlowTenantID.equals(nsg.getTenantID()))
  78                     && (queryTapFlowName == null || queryTapFlowName.equals(nsg.getName()))
  79                     && (queryTapServiceID == null || queryTapServiceID.equals(nsg.getTapFlowServiceID()))
  80                     && (queryTapFlowDirection == null || queryTapFlowDirection.equals(nsg.getTapFlowDirection()))
  81                     && (queryTapFlowSourcePort == null
  82                         || queryTapFlowSourcePort.equals(nsg.getTapFlowSourcePort()))) {
  83                 if (fields.size() > 0) {
  84                     ans.add(nsg.extractFields(fields));
  85                 } else {
  86                     ans.add(nsg);
  87                 }
  88             }
  89         }
  90         return Response.status(HttpURLConnection.HTTP_OK).entity(new NeutronTapFlowRequest(ans)).build();
  91     }
  92
  93     /**
  94      * Creates new Tap Flow.
  95      */
  96     @Path("{tapServiceUUID}/flows")
  97     @POST
  98     @Produces({ MediaType.APPLICATION_JSON })
  99     @Consumes({ MediaType.APPLICATION_JSON })
 100     @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_CREATED, condition = "Created"),
 101             @ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
 102     public Response createTapFlow(@PathParam("tapServiceUUID") String tapServiceUUID,
 103                                   final NeutronTapFlowRequest input) {
 104
 105         INeutronTapFlowCRUD tapFlowInterface = getNeutronCRUD();
 106
 107         if (input.isSingleton()) {
 108             NeutronTapFlow singleton = input.getSingleton();
 109             singleton.setTapFlowServiceID(tapServiceUUID);
 110
 111             tapFlowInterface.addTapFlow(singleton);
 112         } else {
 113             throw new BadRequestException("Only Singleton tapFlow creation supported");
 114         }
 115
 116         return Response.status(HttpURLConnection.HTTP_CREATED).entity(input).build();
 117     }
 118
 119     /**
 120      * Returns a specific Tap Flow.
 121      */
 122     @Path("{tapServiceUUID}/flows/{tapFlowUUID}")
 123     @GET
 124     @Produces({ MediaType.APPLICATION_JSON })
 125     @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
 126             @ResponseCode(code = HttpURLConnection.HTTP_UNAUTHORIZED, condition = "Unauthorized"),
 127             @ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
 128             @ResponseCode(code = HttpURLConnection.HTTP_NOT_IMPLEMENTED, condition = "Not Implemented"),
 129             @ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
 130     public Response showTapFlow(@PathParam("tapServiceUUID") String tapServiceUUID,
 131                                 @PathParam("tapFlowUUID") String tapFlowUUID,
 132                                 @QueryParam("fields") List<String> fields) {
 133
 134         INeutronTapFlowCRUD tapFlowInterface = getNeutronCRUD();
 135         if (!tapFlowInterface.tapFlowExists(tapServiceUUID, tapFlowUUID)) {
 136             throw new ResourceNotFoundException("Specified UUID does not Exist");
 137         }
 138
 139         NeutronTapFlow tapFlow = tapFlowInterface.getTapFlow(tapServiceUUID, tapFlowUUID);
 140         if (fields.size() > 0) {
 141             return Response.status(HttpURLConnection.HTTP_OK)
 142                     .entity(new NeutronTapFlowRequest(tapFlow.extractFields(fields))).build();
 143         } else {
 144             return Response.status(HttpURLConnection.HTTP_OK)
 145                     .entity(new NeutronTapFlowRequest(tapFlow)).build();
 146         }
 147     }
 148
 149     /**
 150      * Updates a Tap Flow.
 151      */
 152     @Path("{tapServiceUUID}/flows/{tapFlowUUID}")
 153     @PUT
 154     @Produces({ MediaType.APPLICATION_JSON })
 155     @Consumes({ MediaType.APPLICATION_JSON })
 156     @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_OK, condition = "Operation successful"),
 157             @ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
 158             @ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
 159     public Response updateTapFlow(@PathParam("tapServiceUUID") String tapServiceUUID,
 160                                   @PathParam("tapFlowUUID") String tapFlowUUID,
 161                                   final NeutronTapFlowRequest input) {
 162
 163         INeutronTapFlowCRUD tapFlowInterface = getNeutronCRUD();
 164
 165         if (!tapFlowInterface.tapFlowExists(tapServiceUUID, tapFlowUUID)) {
 166             throw new ResourceNotFoundException("Specified UUID does not Exist");
 167         }
 168
 169         NeutronTapFlow singleton = input.getSingleton();
 170         singleton.setTapFlowServiceID(tapServiceUUID);
 171         tapFlowInterface.updateTapFlow(singleton);
 172
 173         return Response.status(HttpURLConnection.HTTP_OK).entity(input).build();
 174     }
 175
 176     /**
 177      * Deletes a Tap Flow.
 178      */
 179     @Path("{tapServiceUUID}/flows/{tapFlowUUID}")
 180     @DELETE
 181     @StatusCodes({ @ResponseCode(code = HttpURLConnection.HTTP_NO_CONTENT, condition = "No Content"),
 182             @ResponseCode(code = HttpURLConnection.HTTP_NOT_FOUND, condition = "Not Found"),
 183             @ResponseCode(code = HttpURLConnection.HTTP_UNAVAILABLE, condition = "No providers available") })
 184     public Response deleteTapFlow(@PathParam("tapServiceUUID") String tapServiceUUID,
 185                                   @PathParam("tapFlowUUID") String tapFlowUUID) {
 186
 187         INeutronTapFlowCRUD tapFlowInterface = getNeutronCRUD();
 188
 189         if (!tapFlowInterface.tapFlowExists(tapServiceUUID, tapFlowUUID)) {
 190             throw new ResourceNotFoundException("Specified UUID does not Exist");
 191         }
 192
 193         tapFlowInterface.deleteTapFlow(tapServiceUUID, tapFlowUUID);
 194         return Response.status(HttpURLConnection.HTTP_NO_CONTENT).build();
 195     }
 196 }