rapp-manager-application/src/main/java/com/oransc/rappmanager/rest/RappController.java

   1 /*-
   2  * ============LICENSE_START======================================================================
   3  * Copyright (C) 2023 Nordix Foundation. All rights reserved.
   4  * ===============================================================================================
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  * ============LICENSE_END========================================================================
  17  */
  18
  19 package com.oransc.rappmanager.rest;
  20
  21 import com.oransc.rappmanager.configuration.RappManagerConfiguration;
  22 import com.oransc.rappmanager.models.cache.RappCacheService;
  23 import com.oransc.rappmanager.models.csar.RappCsarConfigurationHandler;
  24 import com.oransc.rappmanager.models.exception.RappHandlerException;
  25 import com.oransc.rappmanager.models.rapp.PrimeOrder;
  26 import com.oransc.rappmanager.models.rapp.Rapp;
  27 import com.oransc.rappmanager.models.rapp.RappPrimeOrder;
  28 import com.oransc.rappmanager.models.rapp.RappState;
  29 import com.oransc.rappmanager.service.RappService;
  30 import java.io.File;
  31 import java.io.IOException;
  32 import java.nio.file.Files;
  33 import java.nio.file.StandardCopyOption;
  34 import java.util.Collection;
  35 import java.util.Optional;
  36 import lombok.RequiredArgsConstructor;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39 import org.springframework.http.HttpStatus;
  40 import org.springframework.http.ResponseEntity;
  41 import org.springframework.web.bind.annotation.DeleteMapping;
  42 import org.springframework.web.bind.annotation.GetMapping;
  43 import org.springframework.web.bind.annotation.PathVariable;
  44 import org.springframework.web.bind.annotation.PostMapping;
  45 import org.springframework.web.bind.annotation.PutMapping;
  46 import org.springframework.web.bind.annotation.RequestBody;
  47 import org.springframework.web.bind.annotation.RequestMapping;
  48 import org.springframework.web.bind.annotation.RequestPart;
  49 import org.springframework.web.bind.annotation.RestController;
  50 import org.springframework.web.multipart.MultipartFile;
  51
  52 @RestController
  53 @RequestMapping(path = "rapps")
  54 @RequiredArgsConstructor
  55 public class RappController {
  56
  57     Logger logger = LoggerFactory.getLogger(RappController.class);
  58     private final RappCsarConfigurationHandler rappCsarConfigurationHandler;
  59     private final RappManagerConfiguration rappManagerConfiguration;
  60     private final RappCacheService rappCacheService;
  61     private final RappService rappService;
  62     private static final String RAPP_NOT_FOUND = "rApp %s not found.";
  63
  64     @GetMapping
  65     public ResponseEntity<Collection<Rapp>> getRapps() {
  66         return ResponseEntity.ok(rappCacheService.getAllRapp());
  67     }
  68
  69     @GetMapping("{rapp_id}")
  70     public ResponseEntity<Rapp> getRapp(@PathVariable("rapp_id") String rappId) {
  71         return rappCacheService.getRapp(rappId).map(ResponseEntity::ok).orElseThrow(
  72                 () -> new RappHandlerException(HttpStatus.NOT_FOUND, String.format(RAPP_NOT_FOUND, rappId)));
  73     }
  74
  75     @PostMapping("{rapp_id}")
  76     public ResponseEntity<Rapp> createRapp(@PathVariable("rapp_id") String rappId,
  77             @RequestPart("file") MultipartFile csarFilePart) throws IOException {
  78         if (rappCsarConfigurationHandler.isValidRappPackage(csarFilePart)) {
  79             File csarFile = new File(
  80                     rappCsarConfigurationHandler.getRappPackageLocation(rappManagerConfiguration.getCsarLocation(),
  81                             rappId, csarFilePart.getOriginalFilename()).toUri());
  82             csarFile.getParentFile().mkdirs();
  83             Files.copy(csarFilePart.getInputStream(), csarFile.getAbsoluteFile().toPath(),
  84                     StandardCopyOption.REPLACE_EXISTING);
  85             Rapp rapp = Rapp.builder().name(rappId).packageLocation(rappManagerConfiguration.getCsarLocation())
  86                                 .packageName(csarFile.getName()).state(RappState.COMMISSIONED).build();
  87             rapp.setRappResources(rappCsarConfigurationHandler.getRappResource(rapp));
  88             rappCacheService.putRapp(rapp);
  89             return ResponseEntity.accepted().build();
  90         } else {
  91             logger.info("Invalid Rapp package for {}", rappId);
  92             throw new RappHandlerException(HttpStatus.BAD_REQUEST, "Invalid rApp package.");
  93         }
  94     }
  95
  96     @PutMapping("{rapp_id}")
  97     public ResponseEntity<String> primeRapp(@PathVariable("rapp_id") String rappId,
  98             @RequestBody RappPrimeOrder rappPrimeOrder) {
  99         // @formatter:off
 100         return rappCacheService.getRapp(rappId)
 101                        .map(rapp -> Optional.ofNullable(rappPrimeOrder.getPrimeOrder())
 102                             .filter(primeOrder -> primeOrder.equals(PrimeOrder.PRIME))
 103                             .map(primeOrder -> rappService.primeRapp(rapp))
 104                             .orElseGet(() -> rappService.deprimeRapp(rapp)))
 105                        .orElseThrow(() -> new RappHandlerException(HttpStatus.NOT_FOUND,
 106                                String.format(RAPP_NOT_FOUND, rappId)));
 107         // @formatter:on
 108     }
 109
 110     @DeleteMapping("{rapp_id}")
 111     public ResponseEntity<Object> deleteRapp(@PathVariable("rapp_id") String rappId) {
 112         // @formatter:off
 113         return rappCacheService.getRapp(rappId)
 114                .filter(rapp -> rapp.getRappInstances().isEmpty() && rapp.getState().equals(RappState.COMMISSIONED))
 115                .map(rapp -> {
 116                    rappCacheService.deleteRapp(rapp);
 117                    return ResponseEntity.ok().build();
 118                })
 119                .orElseThrow(() -> new RappHandlerException(HttpStatus.NOT_FOUND,
 120                        String.format(RAPP_NOT_FOUND, rappId)));
 121         // @formatter:on
 122     }
 123 }