gerrit.onap Code Review - so.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  *  Copyright (C) 2022 Ericsson. 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  *
  17  * SPDX-License-Identifier: Apache-2.0
  18  * ============LICENSE_END=========================================================
  19  */
  20 package org.onap.so.bpmn.infrastructure.adapter.cnfm.tasks;
  21
  22 import static org.onap.so.bpmn.infrastructure.adapter.cnfm.tasks.CnfmHttpServiceConfiguration.CNFM_HTTP_REST_SERVICE_PROVIDER_BEAN;
  23
  24 import java.net.URI;
  25 import java.util.Optional;
  26
  27 import org.onap.so.cnfm.lcm.model.AsInstance;
  28 import org.onap.so.cnfm.lcm.model.AsLcmOpOcc;
  29 import org.onap.so.cnfm.lcm.model.CreateAsRequest;
  30 import org.onap.so.cnfm.lcm.model.InstantiateAsRequest;
  31 import org.onap.so.rest.exceptions.HttpResouceNotFoundException;
  32 import org.onap.so.rest.exceptions.InvalidRestRequestException;
  33 import org.onap.so.rest.exceptions.RestProcessingException;
  34 import org.onap.so.rest.service.HttpRestServiceProvider;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37 import org.springframework.beans.factory.annotation.Autowired;
  38 import org.springframework.beans.factory.annotation.Qualifier;
  39 import org.springframework.http.HttpStatus;
  40 import org.springframework.http.ResponseEntity;
  41 import org.springframework.stereotype.Service;
  42
  43 @Service
  44 public class CnfmHttpServiceProviderImpl implements CnfmHttpServiceProvider {
  45
  46     private static final Logger LOGGER = LoggerFactory.getLogger(CnfmHttpServiceProviderImpl.class);
  47     private final CnfmUrlProvider cnfmUrlProvider;
  48     private final HttpRestServiceProvider httpServiceProvider;
  49
  50     @Autowired
  51     public CnfmHttpServiceProviderImpl(final CnfmUrlProvider cnfmUrlProvider,
  52             @Qualifier(CNFM_HTTP_REST_SERVICE_PROVIDER_BEAN) final HttpRestServiceProvider httpServiceProvider) {
  53         this.cnfmUrlProvider = cnfmUrlProvider;
  54         this.httpServiceProvider = httpServiceProvider;
  55     }
  56
  57     @Override
  58     public Optional<AsInstance> invokeCreateAsRequest(final CreateAsRequest createAsRequest) {
  59         try {
  60             final String url = cnfmUrlProvider.getCreateAsRequestUrl();
  61             final ResponseEntity<AsInstance> response =
  62                     httpServiceProvider.postHttpRequest(createAsRequest, url, AsInstance.class);
  63
  64             final HttpStatus httpStatus = response.getStatusCode();
  65             if (httpStatus.is2xxSuccessful()) {
  66                 if (!response.hasBody()) {
  67                     LOGGER.error("Received response without body: {}", response);
  68                     return Optional.empty();
  69                 }
  70
  71                 final AsInstance asInstance = response.getBody();
  72                 if (asInstance.getAsInstanceid() == null || asInstance.getAsInstanceid().isEmpty()) {
  73                     LOGGER.error("Received invalid response missing asInstanceid: {}", response);
  74                     return Optional.empty();
  75                 }
  76                 return Optional.of(asInstance);
  77             }
  78             LOGGER.error("Unable to invoke HTTP POST using URL: {}, Response Code: {}", url, httpStatus.value());
  79             return Optional.empty();
  80
  81         } catch (final RestProcessingException | InvalidRestRequestException
  82                 | HttpResouceNotFoundException httpInvocationException) {
  83             LOGGER.error("Unexpected error while processing create and instantiation request", httpInvocationException);
  84             return Optional.empty();
  85         }
  86     }
  87
  88     @Override
  89     public Optional<URI> invokeInstantiateAsRequest(InstantiateAsRequest instantiateAsRequest, String asInstanceId) {
  90         try {
  91
  92             final String url = cnfmUrlProvider.getInstantiateAsRequestUrl(asInstanceId);
  93             final ResponseEntity<AsInstance> response =
  94                     httpServiceProvider.postHttpRequest(instantiateAsRequest, url, AsInstance.class);
  95             final HttpStatus httpStatus = response.getStatusCode();
  96             if (httpStatus.is2xxSuccessful()) {
  97                 URI statusUri = response.getHeaders().getLocation();
  98                 if (statusUri == null) {
  99                     LOGGER.error("Received response without status URL for instance ID: {}", asInstanceId);
 100                     return Optional.empty();
 101                 }
 102                 return Optional.of(statusUri);
 103             }
 104             LOGGER.error("Unable to invoke HTTP POST using URL: {}, Response Code: {}", url, httpStatus.value());
 105             return Optional.empty();
 106
 107         } catch (final RestProcessingException | InvalidRestRequestException
 108                 | HttpResouceNotFoundException httpInvocationException) {
 109             LOGGER.error("Unexpected error while processing instantiation request", httpInvocationException);
 110             return Optional.empty();
 111         }
 112
 113     }
 114
 115     @Override
 116     public Optional<AsLcmOpOcc> getInstantiateOperationJobStatus(final String url) {
 117         try {
 118             final ResponseEntity<AsLcmOpOcc> response = httpServiceProvider.getHttpResponse(url, AsLcmOpOcc.class);
 119
 120             final HttpStatus httpStatus = response.getStatusCode();
 121
 122             if (!(httpStatus.equals(HttpStatus.ACCEPTED)) && !(httpStatus.equals(HttpStatus.OK))) {
 123                 LOGGER.error("Unable to invoke HTTP GET using URL: {}, Response Code: ", url, httpStatus.value());
 124                 return Optional.empty();
 125             }
 126
 127             if (!response.hasBody()) {
 128                 LOGGER.error("CNFM status response recieved without body: {}", response);
 129                 return Optional.empty();
 130             }
 131             return Optional.of(response.getBody());
 132         } catch (final RestProcessingException | InvalidRestRequestException
 133                 | HttpResouceNotFoundException httpInvocationException) {
 134             LOGGER.error("Unexpected error while processing job request", httpInvocationException);
 135             throw httpInvocationException;
 136         }
 137     }
 138
 139 }