Jian Li | 2784166 | 2018-04-14 01:59:47 +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.openstacknode.codec; |
| 17 | |
| 18 | import com.fasterxml.jackson.databind.node.ObjectNode; |
| 19 | import org.onosproject.codec.CodecContext; |
| 20 | import org.onosproject.codec.JsonCodec; |
| 21 | import org.onosproject.openstacknode.api.OpenstackAuth; |
Daniel Park | 2ff66b4 | 2018-08-01 11:52:45 +0900 | [diff] [blame] | 22 | import org.onosproject.openstacknode.api.DefaultOpenstackAuth; |
Jian Li | 2784166 | 2018-04-14 01:59:47 +0900 | [diff] [blame] | 23 | import org.slf4j.Logger; |
| 24 | |
| 25 | import static com.google.common.base.Preconditions.checkNotNull; |
| 26 | import static org.onlab.util.Tools.nullIsIllegal; |
| 27 | import static org.slf4j.LoggerFactory.getLogger; |
| 28 | |
| 29 | /** |
| 30 | * Openstack keystone authentication codec used for serializing and |
| 31 | * de-serializing JSON string. |
| 32 | */ |
| 33 | public class OpenstackAuthCodec extends JsonCodec<OpenstackAuth> { |
| 34 | |
| 35 | private final Logger log = getLogger(getClass()); |
| 36 | |
| 37 | private static final String VERSION = "version"; |
Jian Li | 2784166 | 2018-04-14 01:59:47 +0900 | [diff] [blame] | 38 | private static final String PROTOCOL = "protocol"; |
| 39 | private static final String USERNAME = "username"; |
| 40 | private static final String PASSWORD = "password"; |
| 41 | private static final String PROJECT = "project"; |
| 42 | private static final String PERSPECTIVE = "perspective"; |
| 43 | |
| 44 | private static final String MISSING_MESSAGE = " is required in OpenstackAuth"; |
| 45 | |
| 46 | @Override |
| 47 | public ObjectNode encode(OpenstackAuth auth, CodecContext context) { |
| 48 | checkNotNull(auth, "Openstack auth cannot be null"); |
| 49 | |
| 50 | ObjectNode result = context.mapper().createObjectNode() |
| 51 | .put(VERSION, auth.version()) |
Jian Li | 2784166 | 2018-04-14 01:59:47 +0900 | [diff] [blame] | 52 | .put(PROTOCOL, auth.protocol().name()) |
| 53 | .put(USERNAME, auth.username()) |
| 54 | .put(PASSWORD, auth.password()) |
| 55 | .put(PROJECT, auth.project()); |
| 56 | |
| 57 | if (auth.perspective() != null) { |
| 58 | result.put(PERSPECTIVE, auth.perspective().name()); |
| 59 | } |
| 60 | |
| 61 | return result; |
| 62 | } |
| 63 | |
| 64 | @Override |
| 65 | public OpenstackAuth decode(ObjectNode json, CodecContext context) { |
| 66 | if (json == null || !json.isObject()) { |
| 67 | return null; |
| 68 | } |
| 69 | |
| 70 | String version = nullIsIllegal(json.get(VERSION).asText(), |
| 71 | VERSION + MISSING_MESSAGE); |
Jian Li | 2784166 | 2018-04-14 01:59:47 +0900 | [diff] [blame] | 72 | String protocol = nullIsIllegal(json.get(PROTOCOL).asText(), |
| 73 | PROTOCOL + MISSING_MESSAGE); |
| 74 | String username = nullIsIllegal(json.get(USERNAME).asText(), |
| 75 | USERNAME + MISSING_MESSAGE); |
| 76 | String password = nullIsIllegal(json.get(PASSWORD).asText(), |
| 77 | PASSWORD + MISSING_MESSAGE); |
| 78 | String project = nullIsIllegal(json.get(PROJECT).asText(), |
| 79 | PROJECT + MISSING_MESSAGE); |
| 80 | |
| 81 | DefaultOpenstackAuth.Builder authBuilder = DefaultOpenstackAuth.builder() |
| 82 | .version(version) |
Jian Li | 2784166 | 2018-04-14 01:59:47 +0900 | [diff] [blame] | 83 | .protocol(OpenstackAuth.Protocol.valueOf(protocol)) |
| 84 | .username(username) |
| 85 | .password(password) |
| 86 | .project(project); |
| 87 | |
| 88 | if (json.get(PERSPECTIVE) != null) { |
| 89 | authBuilder.perspective( |
| 90 | OpenstackAuth.Perspective.valueOf(json.get(PERSPECTIVE).asText())); |
| 91 | } |
| 92 | |
| 93 | return authBuilder.build(); |
| 94 | } |
| 95 | } |