Jian Li | 4f368e8 | 2018-07-02 14:22:22 +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 | |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 18 | import com.fasterxml.jackson.databind.JsonNode; |
| 19 | import com.fasterxml.jackson.databind.node.ArrayNode; |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 20 | import com.fasterxml.jackson.databind.node.ObjectNode; |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 21 | import com.google.common.collect.Sets; |
| 22 | import org.onosproject.openstackvtap.api.OpenstackVtap; |
| 23 | import org.onosproject.openstackvtap.api.OpenstackVtapCriterion; |
| 24 | import org.onosproject.openstackvtap.api.OpenstackVtapId; |
| 25 | import org.onosproject.openstackvtap.api.OpenstackVtapService; |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 26 | import org.onosproject.rest.AbstractWebResource; |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 27 | import org.slf4j.Logger; |
| 28 | import org.slf4j.LoggerFactory; |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 29 | |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 30 | import javax.ws.rs.Consumes; |
| 31 | import javax.ws.rs.DELETE; |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 32 | import javax.ws.rs.GET; |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 33 | import javax.ws.rs.POST; |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 34 | import javax.ws.rs.Path; |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 35 | import javax.ws.rs.PathParam; |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 36 | import javax.ws.rs.Produces; |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 37 | import javax.ws.rs.core.Context; |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 38 | import javax.ws.rs.core.MediaType; |
| 39 | import javax.ws.rs.core.Response; |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 40 | import javax.ws.rs.core.UriBuilder; |
| 41 | import javax.ws.rs.core.UriInfo; |
| 42 | import java.io.InputStream; |
| 43 | import java.util.Set; |
| 44 | |
| 45 | import static com.fasterxml.jackson.databind.SerializationFeature.INDENT_OUTPUT; |
| 46 | import static javax.ws.rs.core.Response.created; |
| 47 | import static javax.ws.rs.core.Response.noContent; |
| 48 | import static org.onlab.util.Tools.readTreeFromStream; |
| 49 | import static org.onosproject.openstackvtap.util.OpenstackVtapUtil.getVtapTypeFromString; |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 50 | |
| 51 | /** |
| 52 | * Handles REST API call of openstack vtap. |
| 53 | */ |
| 54 | @Path("vtap") |
| 55 | public class OpenstackVtapWebResource extends AbstractWebResource { |
| 56 | |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 57 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 58 | |
| 59 | private static final String MESSAGE_VTAP = "Received vtap %s request"; |
| 60 | private static final String CREATE = "CREATE"; |
| 61 | private static final String QUERY = "QUERY"; |
| 62 | private static final String DELETE = "DELETE"; |
| 63 | |
| 64 | private static final String VTAP = "vtap"; |
| 65 | private static final String CRITERION = "criterion"; |
| 66 | private static final String TYPE = "type"; |
| 67 | private static final String ID = "id"; |
| 68 | |
| 69 | private final ObjectNode root = mapper().createObjectNode(); |
| 70 | private final ArrayNode jsonVtaps = root.putArray("vtaps"); |
| 71 | |
| 72 | private final OpenstackVtapService vtapService = get(OpenstackVtapService.class); |
| 73 | |
| 74 | @Context |
| 75 | private UriInfo uriInfo; |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 76 | |
| 77 | /** |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 78 | * Creates an openstack vTap from the JSON input stream. |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 79 | * |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 80 | * @param input openstack vtap JSON input stream |
| 81 | * @return 201 CREATED if the JSON is correct, 400 BAD_REQUEST if the JSON |
| 82 | * is invalid or duplicated vtap already exists |
| 83 | * |
| 84 | * @onos.rsModel OpenstackVtap |
| 85 | */ |
| 86 | @POST |
| 87 | @Consumes(MediaType.APPLICATION_JSON) |
| 88 | @Produces(MediaType.APPLICATION_JSON) |
| 89 | public Response createVtap(InputStream input) { |
| 90 | log.trace(String.format(MESSAGE_VTAP, CREATE)); |
| 91 | |
| 92 | OpenstackVtap vtap = readAndCreateVtap(input); |
| 93 | |
| 94 | UriBuilder locationBuilder = uriInfo.getBaseUriBuilder() |
| 95 | .path(VTAP) |
| 96 | .path(vtap.id().toString()); |
| 97 | |
| 98 | return created(locationBuilder.build()).build(); |
| 99 | } |
| 100 | |
| 101 | /** |
| 102 | * Removes an openstack vTap with the given vTap UUID. |
| 103 | * |
| 104 | * @param id openstack vtap UUID |
| 105 | * @return 204 NO_CONTENT, 400 BAD_REQUEST if the JSON is malformed |
| 106 | */ |
| 107 | @DELETE |
| 108 | @Consumes(MediaType.APPLICATION_JSON) |
| 109 | @Produces(MediaType.APPLICATION_JSON) |
| 110 | @Path("{id}") |
| 111 | public Response deleteVtap(@PathParam(ID) String id) { |
| 112 | log.trace(String.format(MESSAGE_VTAP, DELETE + id)); |
| 113 | |
| 114 | vtapService.removeVtap(OpenstackVtapId.vtapId(id)); |
| 115 | return noContent().build(); |
| 116 | } |
| 117 | |
| 118 | /** |
| 119 | * Gets openstack vtap entities. |
| 120 | * |
| 121 | * @return 200 OK with openstack vtap entities |
| 122 | * 404 NOT_FOUND if openstack vtap does not exist |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 123 | */ |
| 124 | @GET |
| 125 | @Produces(MediaType.APPLICATION_JSON) |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 126 | public Response getVtaps() { |
| 127 | log.trace(String.format(MESSAGE_VTAP, QUERY)); |
| 128 | |
| 129 | Set<OpenstackVtap> allVtaps = vtapService.getVtaps(OpenstackVtap.Type.VTAP_ALL); |
| 130 | Set<OpenstackVtap> txVtaps = vtapService.getVtaps(OpenstackVtap.Type.VTAP_TX); |
| 131 | Set<OpenstackVtap> rxVtaps = vtapService.getVtaps(OpenstackVtap.Type.VTAP_RX); |
| 132 | Set<OpenstackVtap> anyVtaps = vtapService.getVtaps(OpenstackVtap.Type.VTAP_ANY); |
| 133 | |
| 134 | Set<OpenstackVtap> vTaps = Sets.newConcurrentHashSet(); |
| 135 | vTaps.addAll(allVtaps); |
| 136 | vTaps.addAll(txVtaps); |
| 137 | vTaps.addAll(rxVtaps); |
| 138 | vTaps.addAll(anyVtaps); |
| 139 | |
| 140 | for (OpenstackVtap vtap : vTaps) { |
| 141 | ObjectNode json = mapper().createObjectNode(); |
| 142 | json.set(CRITERION, codec(OpenstackVtapCriterion.class) |
| 143 | .encode(vtap.vtapCriterion(), this)); |
| 144 | json.put(TYPE, vtap.type().name()); |
| 145 | json.put(ID, vtap.id().toString()); |
| 146 | |
| 147 | jsonVtaps.add(json); |
| 148 | } |
| 149 | |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 150 | return ok(root).build(); |
| 151 | } |
Jian Li | b45ffda | 2019-10-23 14:05:32 +0900 | [diff] [blame^] | 152 | |
| 153 | private OpenstackVtap readAndCreateVtap(InputStream input) { |
| 154 | OpenstackVtap.Type type = OpenstackVtap.Type.VTAP_ALL; |
| 155 | OpenstackVtapCriterion criterion; |
| 156 | try { |
| 157 | JsonNode jsonTree = readTreeFromStream(mapper().enable(INDENT_OUTPUT), input); |
| 158 | String typeStr = jsonTree.path(TYPE).asText(); |
| 159 | |
| 160 | if (typeStr != null) { |
| 161 | type = getVtapTypeFromString(typeStr); |
| 162 | } |
| 163 | |
| 164 | ObjectNode jsonCriterion = jsonTree.path(CRITERION).deepCopy(); |
| 165 | criterion = codec(OpenstackVtapCriterion.class).decode(jsonCriterion, this); |
| 166 | } catch (Exception e) { |
| 167 | throw new IllegalArgumentException(e); |
| 168 | } |
| 169 | |
| 170 | return vtapService.createVtap(type, criterion); |
| 171 | } |
Jian Li | 4f368e8 | 2018-07-02 14:22:22 +0900 | [diff] [blame] | 172 | } |