enrichment-coordinator-service/src/main/java/org/oransc/enrichment/controllers/r1producer/ProducerController.java

   1 /*-
   2  * ========================LICENSE_START=================================
   3  * O-RAN-SC
   4  * %%
   5  * Copyright (C) 2020 Nordix Foundation
   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
  21 package org.oransc.enrichment.controllers.r1producer;
  22
  23 import com.google.gson.Gson;
  24 import com.google.gson.GsonBuilder;
  25
  26 import io.swagger.v3.oas.annotations.Operation;
  27 import io.swagger.v3.oas.annotations.Parameter;
  28 import io.swagger.v3.oas.annotations.media.ArraySchema;
  29 import io.swagger.v3.oas.annotations.media.Content;
  30 import io.swagger.v3.oas.annotations.media.Schema;
  31 import io.swagger.v3.oas.annotations.responses.ApiResponse;
  32 import io.swagger.v3.oas.annotations.responses.ApiResponses;
  33 import io.swagger.v3.oas.annotations.tags.Tag;
  34
  35 import java.net.URI;
  36 import java.net.URISyntaxException;
  37 import java.util.ArrayList;
  38 import java.util.Collection;
  39 import java.util.List;
  40
  41 import org.oransc.enrichment.controllers.ErrorResponse;
  42 import org.oransc.enrichment.controllers.VoidResponse;
  43 import org.oransc.enrichment.exceptions.ServiceException;
  44 import org.oransc.enrichment.repository.InfoJob;
  45 import org.oransc.enrichment.repository.InfoJobs;
  46 import org.oransc.enrichment.repository.InfoProducer;
  47 import org.oransc.enrichment.repository.InfoProducers;
  48 import org.oransc.enrichment.repository.InfoType;
  49 import org.oransc.enrichment.repository.InfoTypes;
  50 import org.springframework.beans.factory.annotation.Autowired;
  51 import org.springframework.http.HttpStatus;
  52 import org.springframework.http.MediaType;
  53 import org.springframework.http.ResponseEntity;
  54 import org.springframework.web.bind.annotation.DeleteMapping;
  55 import org.springframework.web.bind.annotation.GetMapping;
  56 import org.springframework.web.bind.annotation.PathVariable;
  57 import org.springframework.web.bind.annotation.PutMapping;
  58 import org.springframework.web.bind.annotation.RequestBody;
  59 import org.springframework.web.bind.annotation.RequestParam;
  60 import org.springframework.web.bind.annotation.RestController;
  61
  62 @SuppressWarnings("squid:S2629") // Invoke method(s) only conditionally
  63 @RestController("Producer registry")
  64 @Tag(name = ProducerConsts.PRODUCER_API_NAME)
  65 public class ProducerController {
  66
  67     private static Gson gson = new GsonBuilder().create();
  68
  69     @Autowired
  70     private InfoJobs infoJobs;
  71
  72     @Autowired
  73     private InfoTypes infoTypes;
  74
  75     @Autowired
  76     private InfoProducers infoProducers;
  77
  78     @GetMapping(path = ProducerConsts.API_ROOT + "/info-types", produces = MediaType.APPLICATION_JSON_VALUE) //
  79     @Operation(summary = "Info Type identifiers", description = "") //
  80     @ApiResponses(
  81         value = { //
  82             @ApiResponse(
  83                 responseCode = "200",
  84                 description = "Info Type identifiers", //
  85                 content = @Content(array = @ArraySchema(schema = @Schema(implementation = String.class)))) //
  86         })
  87     public ResponseEntity<Object> getInfoTypdentifiers( //
  88     ) {
  89         List<String> result = new ArrayList<>();
  90         for (InfoType infoType : this.infoTypes.getAllInfoTypes()) {
  91             result.add(infoType.getId());
  92         }
  93
  94         return new ResponseEntity<>(gson.toJson(result), HttpStatus.OK);
  95     }
  96
  97     @GetMapping(
  98         path = ProducerConsts.API_ROOT + "/info-types/{infoTypeId}",
  99         produces = MediaType.APPLICATION_JSON_VALUE)
 100     @Operation(summary = "Individual Information Type", description = "")
 101     @ApiResponses(
 102         value = { //
 103             @ApiResponse(
 104                 responseCode = "200",
 105                 description = "Info Type", //
 106                 content = @Content(schema = @Schema(implementation = ProducerInfoTypeInfo.class))), //
 107             @ApiResponse(
 108                 responseCode = "404",
 109                 description = "Information type is not found", //
 110                 content = @Content(schema = @Schema(implementation = ErrorResponse.ErrorInfo.class)))})
 111     public ResponseEntity<Object> getInfoType( //
 112         @PathVariable("infoTypeId") String infoTypeId) {
 113         try {
 114             InfoType t = this.infoTypes.getType(infoTypeId);
 115             ProducerInfoTypeInfo info = toInfoTypeInfo(t);
 116             return new ResponseEntity<>(gson.toJson(info), HttpStatus.OK);
 117         } catch (Exception e) {
 118             return ErrorResponse.create(e, HttpStatus.NOT_FOUND);
 119         }
 120     }
 121
 122     @PutMapping(
 123         path = ProducerConsts.API_ROOT + "/info-types/{infoTypeId}",
 124         produces = MediaType.APPLICATION_JSON_VALUE)
 125     @ApiResponses(
 126         value = { //
 127             @ApiResponse(
 128                 responseCode = "200",
 129                 description = "Type updated", //
 130                 content = @Content(schema = @Schema(implementation = VoidResponse.class))), //
 131             @ApiResponse(
 132                 responseCode = "201",
 133                 description = "Type created", //
 134                 content = @Content(schema = @Schema(implementation = VoidResponse.class))), //
 135             @ApiResponse(
 136                 responseCode = "400",
 137                 description = "Bad request", //
 138                 content = @Content(schema = @Schema(implementation = ErrorResponse.ErrorInfo.class)))})
 139     @Operation(summary = "Individual Information Type", description = "")
 140     public ResponseEntity<Object> putInfoType( //
 141         @PathVariable("infoTypeId") String infoTypeId, //
 142         @RequestBody ProducerInfoTypeInfo registrationInfo) {
 143
 144         InfoType previousDefinition = this.infoTypes.get(infoTypeId);
 145         if (registrationInfo.jobDataSchema == null) {
 146             return ErrorResponse.create("No schema provided", HttpStatus.BAD_REQUEST);
 147         }
 148         this.infoTypes.put(new InfoType(infoTypeId, registrationInfo.jobDataSchema));
 149         return new ResponseEntity<>(previousDefinition == null ? HttpStatus.CREATED : HttpStatus.OK);
 150     }
 151
 152     @DeleteMapping(
 153         path = ProducerConsts.API_ROOT + "/info-types/{infoTypeId}",
 154         produces = MediaType.APPLICATION_JSON_VALUE) //
 155     @Operation(summary = "Individual Information Type", description = "") //
 156     @ApiResponses(
 157         value = { //
 158             @ApiResponse(
 159                 responseCode = "200",
 160                 description = "Not used", //
 161                 content = @Content(schema = @Schema(implementation = VoidResponse.class))), //
 162             @ApiResponse(
 163                 responseCode = "204",
 164                 description = "Producer deleted", //
 165                 content = @Content(schema = @Schema(implementation = VoidResponse.class))), //
 166             @ApiResponse(
 167                 responseCode = "404",
 168                 description = "Information type is not found", //
 169                 content = @Content(schema = @Schema(implementation = ErrorResponse.ErrorInfo.class))), //
 170             @ApiResponse(
 171                 responseCode = "406",
 172                 description = "The Information type has one or several active producers", //
 173                 content = @Content(schema = @Schema(implementation = ErrorResponse.ErrorInfo.class))) //
 174         })
 175     public ResponseEntity<Object> deleteInfoType( //
 176         @PathVariable("infoTypeId") String infoTypeId) {
 177
 178         InfoType type = this.infoTypes.get(infoTypeId);
 179         if (type == null) {
 180             return ErrorResponse.create("Information type not found", HttpStatus.NOT_FOUND);
 181         }
 182         if (!this.infoProducers.getProducersForType(type).isEmpty()) {
 183             String firstProducerId = this.infoProducers.getProducersForType(type).iterator().next().getId();
 184             return ErrorResponse.create("The type has active producers: " + firstProducerId, HttpStatus.NOT_ACCEPTABLE);
 185         }
 186         this.infoTypes.remove(type);
 187         return new ResponseEntity<>(HttpStatus.NO_CONTENT);
 188     }
 189
 190     @GetMapping(path = ProducerConsts.API_ROOT + "/info-producers", produces = MediaType.APPLICATION_JSON_VALUE)
 191     @Operation(summary = "Information producer identifiers", description = "")
 192     @ApiResponses(
 193         value = { //
 194             @ApiResponse(
 195                 responseCode = "200",
 196                 description = "Information producer identifiers", //
 197                 content = @Content(array = @ArraySchema(schema = @Schema(implementation = String.class)))) //
 198         })
 199     public ResponseEntity<Object> getInfoProducerIdentifiers( //
 200         @Parameter(
 201             name = "info_type_id",
 202             required = false,
 203             description = "If given, only the producers for the EI Data type is returned.") //
 204         @RequestParam(name = "info_type_id", required = false) String typeId //
 205     ) {
 206         List<String> result = new ArrayList<>();
 207         for (InfoProducer infoProducer : typeId == null ? this.infoProducers.getAllProducers()
 208             : this.infoProducers.getProducersForType(typeId)) {
 209             result.add(infoProducer.getId());
 210         }
 211
 212         return new ResponseEntity<>(gson.toJson(result), HttpStatus.OK);
 213     }
 214
 215     @GetMapping(
 216         path = ProducerConsts.API_ROOT + "/info-producers/{infoProducerId}",
 217         produces = MediaType.APPLICATION_JSON_VALUE)
 218     @Operation(summary = "Individual Information Producer", description = "")
 219     @ApiResponses(
 220         value = { //
 221             @ApiResponse(
 222                 responseCode = "200",
 223                 description = "Information producer", //
 224                 content = @Content(schema = @Schema(implementation = ProducerRegistrationInfo.class))), //
 225             @ApiResponse(
 226                 responseCode = "404",
 227                 description = "Information producer is not found", //
 228                 content = @Content(schema = @Schema(implementation = ErrorResponse.ErrorInfo.class)))//
 229         })
 230     public ResponseEntity<Object> getInfoProducer( //
 231         @PathVariable("infoProducerId") String infoProducerId) {
 232         try {
 233             InfoProducer p = this.infoProducers.getProducer(infoProducerId);
 234             ProducerRegistrationInfo info = toProducerRegistrationInfo(p);
 235             return new ResponseEntity<>(gson.toJson(info), HttpStatus.OK);
 236         } catch (Exception e) {
 237             return ErrorResponse.create(e, HttpStatus.NOT_FOUND);
 238         }
 239     }
 240
 241     @GetMapping(
 242         path = ProducerConsts.API_ROOT + "/info-producers/{infoProducerId}/info-jobs",
 243         produces = MediaType.APPLICATION_JSON_VALUE)
 244     @Operation(
 245         summary = "Information Job definitions",
 246         description = "Information Job definitions for one Information Producer")
 247     @ApiResponses(
 248         value = { //
 249             @ApiResponse(
 250                 responseCode = "404",
 251                 description = "Information producer is not found", //
 252                 content = @Content(schema = @Schema(implementation = ErrorResponse.ErrorInfo.class))), //
 253             @ApiResponse(
 254                 responseCode = "200",
 255                 description = "Information producer", //
 256                 content = @Content(array = @ArraySchema(schema = @Schema(implementation = ProducerJobInfo.class)))), //
 257         })
 258     public ResponseEntity<Object> getInfoProducerJobs( //
 259         @PathVariable("infoProducerId") String infoProducerId) {
 260         try {
 261             InfoProducer producer = this.infoProducers.getProducer(infoProducerId);
 262             Collection<ProducerJobInfo> producerJobs = new ArrayList<>();
 263             for (InfoType type : producer.getInfoTypes()) {
 264                 for (InfoJob infoJob : this.infoJobs.getJobsForType(type)) {
 265                     ProducerJobInfo request = new ProducerJobInfo(infoJob);
 266                     producerJobs.add(request);
 267                 }
 268             }
 269
 270             return new ResponseEntity<>(gson.toJson(producerJobs), HttpStatus.OK);
 271         } catch (Exception e) {
 272             return ErrorResponse.create(e, HttpStatus.NOT_FOUND);
 273         }
 274     }
 275
 276     @GetMapping(
 277         path = ProducerConsts.API_ROOT + "/info-producers/{infoProducerId}/status",
 278         produces = MediaType.APPLICATION_JSON_VALUE) //
 279     @Operation(summary = "Information producer status") //
 280     @ApiResponses(
 281         value = { //
 282             @ApiResponse(
 283                 responseCode = "200",
 284                 description = "Information producer status", //
 285                 content = @Content(schema = @Schema(implementation = ProducerStatusInfo.class))), //
 286             @ApiResponse(
 287                 responseCode = "404",
 288                 description = "Information producer is not found", //
 289                 content = @Content(schema = @Schema(implementation = ErrorResponse.ErrorInfo.class))) //
 290         })
 291     public ResponseEntity<Object> getInfoProducerStatus( //
 292         @PathVariable("infoProducerId") String infoProducerId) {
 293         try {
 294             InfoProducer producer = this.infoProducers.getProducer(infoProducerId);
 295             return new ResponseEntity<>(gson.toJson(producerStatusInfo(producer)), HttpStatus.OK);
 296         } catch (Exception e) {
 297             return ErrorResponse.create(e, HttpStatus.NOT_FOUND);
 298         }
 299     }
 300
 301     private ProducerStatusInfo producerStatusInfo(InfoProducer producer) {
 302         ProducerStatusInfo.OperationalState opState =
 303             producer.isAvailable() ? ProducerStatusInfo.OperationalState.ENABLED
 304                 : ProducerStatusInfo.OperationalState.DISABLED;
 305         return new ProducerStatusInfo(opState);
 306     }
 307
 308     @PutMapping(
 309         path = ProducerConsts.API_ROOT + "/info-producers/{infoProducerId}", //
 310         produces = MediaType.APPLICATION_JSON_VALUE)
 311     @Operation(summary = "Individual Information Producer", description = "")
 312     @ApiResponses(
 313         value = { //
 314             @ApiResponse(
 315                 responseCode = "201",
 316                 description = "Producer created", //
 317                 content = @Content(schema = @Schema(implementation = VoidResponse.class))), //
 318             @ApiResponse(
 319                 responseCode = "200",
 320                 description = "Producer updated", //
 321                 content = @Content(schema = @Schema(implementation = VoidResponse.class))), //
 322             @ApiResponse(
 323                 responseCode = "404",
 324                 description = "Producer not found", //
 325                 content = @Content(schema = @Schema(implementation = ErrorResponse.ErrorInfo.class))) //
 326         })
 327     public ResponseEntity<Object> putInfoProducer( //
 328         @PathVariable("infoProducerId") String infoProducerId, //
 329         @RequestBody ProducerRegistrationInfo registrationInfo) {
 330         try {
 331             validateUri(registrationInfo.jobCallbackUrl);
 332             validateUri(registrationInfo.producerSupervisionCallbackUrl);
 333             InfoProducer previousDefinition = this.infoProducers.get(infoProducerId);
 334             this.infoProducers.registerProducer(toProducerRegistrationInfo(infoProducerId, registrationInfo));
 335             return new ResponseEntity<>(previousDefinition == null ? HttpStatus.CREATED : HttpStatus.OK);
 336         } catch (Exception e) {
 337             return ErrorResponse.create(e, HttpStatus.NOT_FOUND);
 338         }
 339     }
 340
 341     private void validateUri(String url) throws URISyntaxException, ServiceException {
 342         if (url != null && !url.isEmpty()) {
 343             URI uri = new URI(url);
 344             if (!uri.isAbsolute()) {
 345                 throw new ServiceException("URI: " + url + " is not absolute", HttpStatus.CONFLICT);
 346             }
 347         } else {
 348             throw new ServiceException("Missing required URL", HttpStatus.CONFLICT);
 349         }
 350     }
 351
 352     @DeleteMapping(
 353         path = ProducerConsts.API_ROOT + "/info-producers/{infoProducerId}",
 354         produces = MediaType.APPLICATION_JSON_VALUE)
 355     @Operation(summary = "Individual Information Producer", description = "")
 356     @ApiResponses(
 357         value = { //
 358             @ApiResponse(
 359                 responseCode = "200",
 360                 description = "Not used", //
 361                 content = @Content(schema = @Schema(implementation = VoidResponse.class))),
 362             @ApiResponse(
 363                 responseCode = "204",
 364                 description = "Producer deleted", //
 365                 content = @Content(schema = @Schema(implementation = VoidResponse.class))),
 366             @ApiResponse(
 367                 responseCode = "404",
 368                 description = "Producer is not found", //
 369                 content = @Content(schema = @Schema(implementation = ErrorResponse.ErrorInfo.class))) //
 370         })
 371     public ResponseEntity<Object> deleteInfoProducer(@PathVariable("infoProducerId") String infoProducerId) {
 372         try {
 373             final InfoProducer producer = this.infoProducers.getProducer(infoProducerId);
 374             this.infoProducers.deregisterProducer(producer);
 375             return new ResponseEntity<>(HttpStatus.NO_CONTENT);
 376         } catch (Exception e) {
 377             return ErrorResponse.create(e, HttpStatus.NOT_FOUND);
 378         }
 379     }
 380
 381     private ProducerRegistrationInfo toProducerRegistrationInfo(InfoProducer p) {
 382         Collection<String> types = new ArrayList<>();
 383         for (InfoType type : p.getInfoTypes()) {
 384             types.add(type.getId());
 385         }
 386         return new ProducerRegistrationInfo(types, p.getJobCallbackUrl(), p.getProducerSupervisionCallbackUrl());
 387     }
 388
 389     private ProducerInfoTypeInfo toInfoTypeInfo(InfoType t) {
 390         return new ProducerInfoTypeInfo(t.getJobDataSchema());
 391     }
 392
 393     private InfoProducers.InfoProducerRegistrationInfo toProducerRegistrationInfo(String infoProducerId,
 394         ProducerRegistrationInfo info) throws ServiceException {
 395         Collection<InfoType> supportedTypes = new ArrayList<>();
 396         for (String typeId : info.supportedTypeIds) {
 397             InfoType type = this.infoTypes.getType(typeId);
 398             supportedTypes.add(type);
 399         }
 400
 401         return InfoProducers.InfoProducerRegistrationInfo.builder() //
 402             .id(infoProducerId) //
 403             .jobCallbackUrl(info.jobCallbackUrl) //
 404             .producerSupervisionCallbackUrl(info.producerSupervisionCallbackUrl) //
 405             .supportedTypes(supportedTypes) //
 406             .build();
 407     }
 408
 409 }