Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.openstackvtap.web; |
| 17 | |
| 18 | import com.fasterxml.jackson.databind.JsonNode; |
| 19 | import com.fasterxml.jackson.databind.node.ObjectNode; |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 20 | import org.onosproject.openstackvtap.api.OpenstackVtapNetwork; |
Jimo Jung | 1bf5435 | 2018-11-08 14:16:08 +0900 | [diff] [blame] | 21 | import org.onosproject.openstackvtap.api.OpenstackVtapService; |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 22 | import org.onosproject.rest.AbstractWebResource; |
| 23 | import org.slf4j.Logger; |
| 24 | import org.slf4j.LoggerFactory; |
| 25 | |
| 26 | import javax.ws.rs.Consumes; |
| 27 | import javax.ws.rs.DELETE; |
| 28 | import javax.ws.rs.GET; |
| 29 | import javax.ws.rs.POST; |
| 30 | import javax.ws.rs.PUT; |
| 31 | import javax.ws.rs.Path; |
| 32 | import javax.ws.rs.Produces; |
| 33 | import javax.ws.rs.core.MediaType; |
| 34 | import javax.ws.rs.core.Response; |
| 35 | import java.io.InputStream; |
| 36 | |
| 37 | import static com.fasterxml.jackson.databind.SerializationFeature.INDENT_OUTPUT; |
| 38 | import static org.onlab.util.Tools.readTreeFromStream; |
| 39 | |
| 40 | /** |
| 41 | * Handles REST API call of openstack vtap network. |
| 42 | */ |
| 43 | @Path("vtap-network") |
| 44 | public class OpenstackVtapNetworkWebResource extends AbstractWebResource { |
| 45 | |
| 46 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 47 | |
| 48 | private static final String MESSAGE_NETWORK = "Received openstackVtapNetwork {} request"; |
| 49 | private static final String ERROR_DUPLICATE = "Already has data {}"; |
| 50 | private static final String ERROR_NOTFOUND = "No data to update {}"; |
| 51 | private static final String CREATE = "CREATE"; |
| 52 | private static final String READ = "READ"; |
| 53 | private static final String UPDATE = "UPDATE"; |
| 54 | private static final String DELETE = "DELETE"; |
| 55 | |
| 56 | private static final String NETWORK = "network"; |
| 57 | |
Jimo Jung | 1bf5435 | 2018-11-08 14:16:08 +0900 | [diff] [blame] | 58 | private final OpenstackVtapService vtapService = get(OpenstackVtapService.class); |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 59 | |
| 60 | /** |
| 61 | * Creates a openstack vtap network from the JSON input stream. |
| 62 | * |
| 63 | * @param input openstack vtap network JSON input stream |
Jimo Jung | 1bf5435 | 2018-11-08 14:16:08 +0900 | [diff] [blame] | 64 | * @return 200 OK on creating success |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 65 | * 400 BAD_REQUEST if the JSON is malformed |
Jimo Jung | 1bf5435 | 2018-11-08 14:16:08 +0900 | [diff] [blame] | 66 | * 409 CONFLICT if already the openstack vtap network exists |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 67 | * @onos.rsModel OpenstackVtapNetwork |
| 68 | */ |
| 69 | @POST |
| 70 | @Consumes(MediaType.APPLICATION_JSON) |
| 71 | public Response createNetwork(InputStream input) { |
| 72 | log.info(MESSAGE_NETWORK, CREATE); |
| 73 | |
| 74 | OpenstackVtapNetwork vtapNetwork = readNetworkConfiguration(input); |
| 75 | if (vtapNetwork == null) { |
| 76 | return Response.status(Response.Status.BAD_REQUEST).build(); |
| 77 | } |
| 78 | |
Jimo Jung | 1bf5435 | 2018-11-08 14:16:08 +0900 | [diff] [blame] | 79 | if (vtapService.createVtapNetwork(vtapNetwork.mode(), |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 80 | vtapNetwork.networkId(), vtapNetwork.serverIp()) == null) { |
| 81 | log.warn(ERROR_DUPLICATE, vtapNetwork); |
| 82 | return Response.status(Response.Status.CONFLICT).build(); |
| 83 | } |
| 84 | return Response.ok().build(); |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * Updates openstack vtap network from the JSON input stream. |
| 89 | * |
| 90 | * @param input openstack vtap network JSON input stream |
Jimo Jung | 1bf5435 | 2018-11-08 14:16:08 +0900 | [diff] [blame] | 91 | * @return 200 OK on updating success |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 92 | * 400 BAD_REQUEST if the JSON is malformed |
Jimo Jung | 1bf5435 | 2018-11-08 14:16:08 +0900 | [diff] [blame] | 93 | * 404 NOT_FOUND if openstack vtap network is not exists |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 94 | * @onos.rsModel OpenstackVtapNetwork |
| 95 | */ |
| 96 | @PUT |
| 97 | @Consumes(MediaType.APPLICATION_JSON) |
| 98 | public Response updateNetwork(InputStream input) { |
| 99 | log.info(MESSAGE_NETWORK, UPDATE); |
| 100 | |
| 101 | OpenstackVtapNetwork vtapNetwork = readNetworkConfiguration(input); |
| 102 | if (vtapNetwork == null) { |
| 103 | return Response.status(Response.Status.BAD_REQUEST).build(); |
| 104 | } |
| 105 | |
Jimo Jung | 1bf5435 | 2018-11-08 14:16:08 +0900 | [diff] [blame] | 106 | if (vtapService.updateVtapNetwork(vtapNetwork) == null) { |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 107 | log.warn(ERROR_NOTFOUND, vtapNetwork); |
| 108 | return Response.status(Response.Status.NOT_FOUND).build(); |
| 109 | } |
| 110 | return Response.ok().build(); |
| 111 | } |
| 112 | |
| 113 | /** |
Jimo Jung | 1bf5435 | 2018-11-08 14:16:08 +0900 | [diff] [blame] | 114 | * Removes openstack network. |
| 115 | * |
| 116 | * @return 200 OK on removing success |
| 117 | * 404 NOT_FOUND if openstack vtap network is not exists |
| 118 | * @onos.rsModel OpenstackVtapNetwork |
| 119 | */ |
| 120 | @DELETE |
| 121 | @Consumes(MediaType.APPLICATION_JSON) |
| 122 | public Response deleteNetwork() { |
| 123 | log.info(MESSAGE_NETWORK, DELETE); |
| 124 | |
| 125 | if (vtapService.removeVtapNetwork() == null) { |
| 126 | return Response.status(Response.Status.NOT_FOUND).build(); |
| 127 | } |
| 128 | |
| 129 | return Response.ok().build(); |
| 130 | } |
| 131 | |
| 132 | /** |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 133 | * Get openstack vtap network. |
| 134 | * |
| 135 | * @return 200 OK with openstack vtap network |
Jimo Jung | 1bf5435 | 2018-11-08 14:16:08 +0900 | [diff] [blame] | 136 | * 404 NOT_FOUND if openstack vtap network is not exists |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 137 | * @onos.rsModel OpenstackVtapNetwork |
| 138 | */ |
| 139 | @GET |
| 140 | @Consumes(MediaType.APPLICATION_JSON) |
| 141 | @Produces(MediaType.APPLICATION_JSON) |
| 142 | public Response getNetwork() { |
| 143 | log.info(MESSAGE_NETWORK, READ); |
| 144 | |
Jimo Jung | 1bf5435 | 2018-11-08 14:16:08 +0900 | [diff] [blame] | 145 | OpenstackVtapNetwork vtapNetwork = vtapService.getVtapNetwork(); |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 146 | if (vtapNetwork == null) { |
| 147 | return Response.status(Response.Status.NOT_FOUND).build(); |
| 148 | } |
| 149 | |
| 150 | JsonNode jsonNode = codec(OpenstackVtapNetwork.class).encode(vtapNetwork, this); |
| 151 | return Response.ok(jsonNode, MediaType.APPLICATION_JSON_TYPE).build(); |
| 152 | } |
| 153 | |
Jimo Jung | 14e87bf | 2018-09-03 16:28:13 +0900 | [diff] [blame] | 154 | private OpenstackVtapNetwork readNetworkConfiguration(InputStream input) { |
| 155 | try { |
| 156 | JsonNode jsonTree = readTreeFromStream(mapper().enable(INDENT_OUTPUT), input); |
| 157 | ObjectNode vtap = (ObjectNode) jsonTree.get(NETWORK); |
| 158 | return codec(OpenstackVtapNetwork.class).decode(vtap, this); |
| 159 | } catch (Exception e) { |
| 160 | log.error(e.toString()); |
| 161 | return null; |
| 162 | } |
| 163 | } |
| 164 | |
| 165 | } |