gerrit.onap Code Review - dcaegen2/services.git/blob

   1 /*
   2 * ============LICENSE_START=======================================================
   3 * ONAP : DataLake
   4 * ================================================================================
   5 * Copyright 2019 China Mobile
   6 *=================================================================================
   7 * Licensed under the Apache License, Version 2.0 (the "License");
   8 * you may not use this file except in compliance with the License.
   9 * You may obtain a copy of the License at
  10 *
  11 *     http://www.apache.org/licenses/LICENSE-2.0
  12 *
  13 * Unless required by applicable law or agreed to in writing, software
  14 * distributed under the License is distributed on an "AS IS" BASIS,
  15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16 * See the License for the specific language governing permissions and
  17 * limitations under the License.
  18 * ============LICENSE_END=========================================================
  19 */
  20 package org.onap.datalake.feeder.controller;
  21
  22 import java.io.IOException;
  23 import java.util.*;
  24
  25 import javax.servlet.http.HttpServletResponse;
  26
  27 import org.onap.datalake.feeder.domain.Db;
  28 import org.onap.datalake.feeder.domain.DbType;
  29 import org.onap.datalake.feeder.domain.DesignType;
  30 import org.onap.datalake.feeder.domain.Topic;
  31 import org.onap.datalake.feeder.repository.DbRepository;
  32 import org.onap.datalake.feeder.dto.DbConfig;
  33 import org.onap.datalake.feeder.controller.domain.PostReturnBody;
  34 import org.onap.datalake.feeder.repository.DbTypeRepository;
  35 import org.onap.datalake.feeder.repository.DesignTypeRepository;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38 import org.springframework.beans.factory.annotation.Autowired;
  39 import org.springframework.http.MediaType;
  40 import org.springframework.validation.BindingResult;
  41 import org.springframework.web.bind.annotation.*;
  42
  43 import io.swagger.annotations.ApiOperation;
  44
  45 /**
  46  * This controller manages the big data storage settings. All the settings are
  47  * saved in database.
  48  *
  49  * @author Guobiao Mo
  50  *
  51  */
  52
  53 @RestController
  54 @RequestMapping(value = "/dbs", produces = { MediaType.APPLICATION_JSON_VALUE })
  55
  56 //@Api(value = "db", consumes = "application/json", produces = "application/json")
  57 public class DbController {
  58
  59         private final Logger log = LoggerFactory.getLogger(this.getClass());
  60         private static final String DB_NOT_FOUND = "Db not found: ";
  61
  62         @Autowired
  63         private DbRepository dbRepository;
  64
  65     @Autowired
  66     private DbTypeRepository dbTypeRepository;
  67
  68         @Autowired
  69         private DesignTypeRepository designTypeRepository;
  70
  71         //list all dbs
  72         @GetMapping("")
  73         @ResponseBody
  74         @ApiOperation(value="Get all database id")
  75         public List<Integer> list() {
  76                 Iterable<Db> ret = dbRepository.findAll();
  77                 List<Integer> retString = new ArrayList<>();
  78                 for(Db db : ret)
  79                 {
  80                         retString.add(db.getId());
  81
  82                 }
  83                 return retString;
  84         }
  85
  86         @GetMapping("/list")
  87         @ResponseBody
  88         @ApiOperation(value="Get all tools or dbs")
  89         public List<DbConfig> dblistByTool(@RequestParam boolean isDb) {
  90                 log.info("Search dbs by tool start......");
  91                 Iterable<DbType> dbType  = dbTypeRepository.findByTool(!isDb);
  92                 List<DbConfig> retDbConfig = new ArrayList<>();
  93                 for (DbType item : dbType) {
  94                         for (Db d : item.getDbs()) {
  95                                 retDbConfig.add(d.getDbConfig());
  96                         }
  97                 }
  98                 return retDbConfig;
  99         }
 100
 101         @GetMapping("/idAndName/{id}")
 102         @ResponseBody
 103         @ApiOperation(value="Get all databases id and name by designTypeId")
 104         public Map<Integer, String> listIdAndName(@PathVariable String id) {
 105                 Optional<DesignType> designType  = designTypeRepository.findById(id);
 106                 Map<Integer, String> map = new HashMap<>();
 107                 if (designType.isPresent()) {
 108                         Set<Db> dbs = designType.get().getDbType().getDbs();
 109                         for (Db item : dbs) {
 110                                 map.put(item.getId(), item.getName());
 111                         }
 112                 }
 113                 return map;
 114         }
 115
 116         //Create a  DB
 117         @PostMapping("")
 118         @ResponseBody
 119         @ApiOperation(value="Create a new database.")
 120         public PostReturnBody<DbConfig> createDb(@RequestBody DbConfig dbConfig, BindingResult result, HttpServletResponse response) throws IOException {
 121                 if (result.hasErrors()) {
 122                         sendError(response, 400, "Malformed format of Post body: " + result.toString());
 123                         return null;
 124                 }
 125
 126 /*              Db oldDb = dbService.getDb(dbConfig.getName());
 127                 if (oldDb != null) {
 128                         sendError(response, 400, "Db already exists: " + dbConfig.getName());
 129                         return null;
 130                 } else {*/
 131                         Db newdb = new Db();
 132                         newdb.setName(dbConfig.getName());
 133                         newdb.setHost(dbConfig.getHost());
 134                         newdb.setPort(dbConfig.getPort());
 135                         newdb.setEnabled(dbConfig.isEnabled());
 136                         newdb.setLogin(dbConfig.getLogin());
 137                         newdb.setPass(dbConfig.getPass());
 138                         newdb.setEncrypt(dbConfig.isEncrypt());
 139                         if (dbConfig.getDbTypeId().isEmpty()) {
 140                 sendError(response, 400, "Malformed format of Post body: " + result.toString());
 141             } else {
 142                 Optional<DbType> dbType = dbTypeRepository.findById(dbConfig.getDbTypeId());
 143                 if (dbType.isPresent()) {
 144                     newdb.setDbType(dbType.get());
 145                 }
 146             }
 147
 148                         if(!dbConfig.getName().equals("Elecsticsearch") || dbConfig.getName().equals("Druid"))
 149                         {
 150                                 newdb.setDatabase(dbConfig.getDatabase());
 151                         }
 152                         dbRepository.save(newdb);
 153             log.info("Db save ....... name: " + dbConfig.getName());
 154                         DbConfig retMsg;
 155                         PostReturnBody<DbConfig> retBody = new PostReturnBody<>();
 156                         retMsg = new DbConfig();
 157                         composeRetMessagefromDbConfig(newdb, retMsg);
 158                         retBody.setReturnBody(retMsg);
 159                         retBody.setStatusCode(200);
 160                         return retBody;
 161                 //}
 162         }
 163
 164         //Show a db
 165         //the topics are missing in the return, since in we use @JsonBackReference on Db's topics
 166         //need to the the following method to retrieve the topic list
 167         @GetMapping("/{dbId}")
 168         @ResponseBody
 169         @ApiOperation(value="Get a database's details.")
 170         public DbConfig getDb(@PathVariable("dbId") int dbId, HttpServletResponse response) throws IOException {
 171                 Optional<Db> db = dbRepository.findById(dbId);
 172                 return db.isPresent() ? db.get().getDbConfig() : null;
 173         }
 174
 175
 176         //Delete a db
 177         //the topics are missing in the return, since in we use @JsonBackReference on Db's topics
 178         //need to the the following method to retrieve the topic list
 179         @DeleteMapping("/{id}")
 180         @ResponseBody
 181         @ApiOperation(value="Delete a database.")
 182         public void deleteDb(@PathVariable("id") int id, HttpServletResponse response) throws IOException {
 183
 184                 Optional<Db> delDb = dbRepository.findById(id);
 185                 if (!delDb.isPresent()) {
 186                         sendError(response, 404, "Db not found: " + id);
 187                         return;
 188                 } else {
 189             Set<Topic> topicRelation = delDb.get().getTopics();
 190             topicRelation.clear();
 191             dbRepository.delete(delDb.get());
 192             response.setStatus(204);
 193         }
 194         }
 195
 196         //Read topics in a DB
 197         @GetMapping("/{dbName}/topics")
 198         @ResponseBody
 199         @ApiOperation(value="Get a database's all topics.")
 200         public Set<Topic> getDbTopics(@PathVariable("dbName") String dbName, HttpServletResponse response) throws IOException {
 201                 Set<Topic> topics;
 202                 try {
 203                         Db db = dbRepository.findByName(dbName);
 204                         topics = db.getTopics();
 205                 } catch(Exception ex) {
 206                         sendError(response, 404, "DB: " + dbName + " or Topics not found");
 207                         return Collections.emptySet();
 208
 209                 }
 210                 return topics;
 211         }
 212
 213         //Update Db
 214         @PutMapping("/{id}")
 215         @ResponseBody
 216         @ApiOperation(value="Update a database.")
 217         public PostReturnBody<DbConfig> updateDb(@PathVariable int id, @RequestBody DbConfig dbConfig, BindingResult result, HttpServletResponse response) throws IOException {
 218
 219                 if (result.hasErrors()) {
 220                         sendError(response, 400, "Error parsing DB: " + result.toString());
 221                         return null;
 222                 }
 223
 224                 Db oldDb = dbRepository.findById(id).get();
 225                 if (oldDb == null) {
 226                         sendError(response, 404, DB_NOT_FOUND + dbConfig.getName());
 227                         return null;
 228                 } else {
 229
 230                         oldDb.setEnabled(dbConfig.isEnabled());
 231             oldDb.setName(dbConfig.getName());
 232             oldDb.setHost(dbConfig.getHost());
 233             oldDb.setPort(dbConfig.getPort());
 234             oldDb.setLogin(dbConfig.getLogin());
 235             oldDb.setPass(dbConfig.getPass());
 236             oldDb.setEncrypt(dbConfig.isEncrypt());
 237             if (dbConfig.getDbTypeId().isEmpty()) {
 238                 sendError(response, 400, "Malformed format of Post body: " + result.toString());
 239             } else {
 240                 Optional<DbType> dbType = dbTypeRepository.findById(dbConfig.getDbTypeId());
 241                 if (dbType.isPresent()) {
 242                     oldDb.setDbType(dbType.get());
 243                 }
 244             }
 245                         if (!oldDb.getName().equals("Elecsticsearch") || !oldDb.getName().equals("Druid")) {
 246                                 oldDb.setDatabase(dbConfig.getDatabase());
 247                         }
 248
 249                         dbRepository.save(oldDb);
 250                         DbConfig retMsg;
 251                         PostReturnBody<DbConfig> retBody = new PostReturnBody<>();
 252                         retMsg = new DbConfig();
 253                         composeRetMessagefromDbConfig(oldDb, retMsg);
 254                         retBody.setReturnBody(retMsg);
 255                         retBody.setStatusCode(200);
 256                         return retBody;
 257                 }
 258
 259         }
 260
 261
 262         @PostMapping("/verify")
 263         @ResponseBody
 264         @ApiOperation(value="Database connection verification")
 265         public PostReturnBody<DbConfig> verifyDbConnection(@RequestBody DbConfig dbConfig, HttpServletResponse response) throws IOException {
 266
 267                 /*
 268                         Not implemented yet.
 269                  */
 270
 271                 response.setStatus(501);
 272                 return null;
 273         }
 274
 275         private void composeRetMessagefromDbConfig(Db db, DbConfig dbConfigMsg)
 276         {
 277         dbConfigMsg.setId(db.getId());
 278                 dbConfigMsg.setName(db.getName());
 279                 dbConfigMsg.setHost(db.getHost());
 280                 dbConfigMsg.setEnabled(db.isEnabled());
 281                 dbConfigMsg.setPort(db.getPort());
 282                 dbConfigMsg.setLogin(db.getLogin());
 283                 dbConfigMsg.setDatabase(db.getDatabase());
 284         dbConfigMsg.setDbTypeId(db.getDbType().getId());
 285         dbConfigMsg.setPass(db.getPass());
 286
 287         }
 288
 289         private void sendError(HttpServletResponse response, int sc, String msg) throws IOException {
 290                 log.info(msg);
 291                 response.sendError(sc, msg);
 292         }
 293 }