adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/vnfm/VnfmServiceProviderImpl.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  *  Copyright (C) 2019 Nordix Foundation.
   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
  21 package org.onap.so.adapters.vnfmadapter.extclients.vnfm;
  22
  23 import com.google.common.base.Optional;
  24 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.CreateVnfRequest;
  25 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse200;
  26 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse2001;
  27 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201;
  28 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InstantiateVnfRequest;
  29 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.LccnSubscriptionRequest;
  30 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.TerminateVnfRequest;
  31 import org.onap.so.adapters.vnfmadapter.rest.exceptions.VnfmRequestFailureException;
  32 import org.onap.so.rest.service.HttpRestServiceProvider;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35 import org.springframework.beans.factory.annotation.Autowired;
  36 import org.springframework.beans.factory.annotation.Qualifier;
  37 import org.springframework.http.HttpStatus;
  38 import org.springframework.http.ResponseEntity;
  39 import org.springframework.stereotype.Service;
  40
  41 @Service
  42 public class VnfmServiceProviderImpl implements VnfmServiceProvider {
  43     private static final Logger logger = LoggerFactory.getLogger(VnfmServiceProviderImpl.class);
  44
  45     private final HttpRestServiceProvider httpServiceProvider;
  46     private final VnfmUrlProvider urlProvider;
  47
  48     @Autowired
  49     public VnfmServiceProviderImpl(final VnfmUrlProvider urlProvider,
  50             @Qualifier("vnfmServiceProvider") final HttpRestServiceProvider httpServiceProvider) {
  51         this.httpServiceProvider = httpServiceProvider;
  52         this.urlProvider = urlProvider;
  53     }
  54
  55     @Override
  56     public Optional<InlineResponse201> getVnf(final String vnfSelfLink) {
  57         return httpServiceProvider.get(vnfSelfLink, InlineResponse201.class);
  58     }
  59
  60     @Override
  61     public String instantiateVnf(final String vnfSelfLink, final InstantiateVnfRequest instantiateVnfRequest) {
  62         logger.debug("Sending instantiate request " + instantiateVnfRequest + " to : " + vnfSelfLink);
  63
  64         ResponseEntity<Void> response = null;
  65         try {
  66             response = httpServiceProvider.postHttpRequest(instantiateVnfRequest, vnfSelfLink + "/instantiate",
  67                     Void.class);
  68         } catch (final Exception exception) {
  69             final String errorMessage =
  70                     "Instantiate request to " + vnfSelfLink + " resulted in exception" + instantiateVnfRequest;
  71             logger.error(errorMessage, exception);
  72             throw new VnfmRequestFailureException(errorMessage, exception);
  73         }
  74         if (response.getStatusCode() != HttpStatus.ACCEPTED) {
  75             final String errorMessage = "Instantiate request to " + vnfSelfLink + " returned status code: "
  76                     + response.getStatusCode() + ", request: " + instantiateVnfRequest;
  77             logger.error(errorMessage);
  78             throw new VnfmRequestFailureException(errorMessage);
  79         }
  80         final String locationHeader = response.getHeaders().get("Location").iterator().next();
  81         return locationHeader.substring(locationHeader.lastIndexOf("/") + 1);
  82     }
  83
  84     @Override
  85     public InlineResponse2001 subscribeForNotifications(final String vnfmId,
  86             final LccnSubscriptionRequest subscriptionRequest) {
  87         final String url = urlProvider.getSubscriptionsUrl(vnfmId);
  88         ResponseEntity<InlineResponse2001> response = null;
  89         try {
  90             response = httpServiceProvider.postHttpRequest(subscriptionRequest, url, InlineResponse2001.class);
  91         } catch (final Exception exception) {
  92             final String errorMessage =
  93                     "Subscription to VNFM " + vnfmId + " resulted in exception" + subscriptionRequest;
  94             logger.error(errorMessage, exception);
  95             throw new VnfmRequestFailureException(errorMessage, exception);
  96         }
  97         if (response.getStatusCode() != HttpStatus.OK) {
  98             final String errorMessage = "Subscription to VNFM " + vnfmId + " returned status code: "
  99                     + response.getStatusCode() + ", request: " + subscriptionRequest;
 100             logger.error(errorMessage);
 101             throw new VnfmRequestFailureException(errorMessage);
 102         }
 103         return response.getBody();
 104     }
 105
 106     @Override
 107     public String terminateVnf(final String vnfSelfLink, final TerminateVnfRequest terminateVnfRequest) {
 108         logger.debug("Sending terminate request " + terminateVnfRequest + " to : " + vnfSelfLink);
 109
 110         ResponseEntity<Void> response = null;
 111         try {
 112             response = httpServiceProvider.postHttpRequest(terminateVnfRequest, vnfSelfLink + "/terminate", Void.class);
 113         } catch (final Exception exception) {
 114             final String errorMessage =
 115                     "Terminate request to " + vnfSelfLink + " resulted in exception" + terminateVnfRequest;
 116             logger.error(errorMessage, exception);
 117             throw new VnfmRequestFailureException(errorMessage, exception);
 118         }
 119         if (response.getStatusCode() != HttpStatus.ACCEPTED) {
 120             final String errorMessage = "Terminate request to " + vnfSelfLink + " returned status code: "
 121                     + response.getStatusCode() + ", request: " + terminateVnfRequest;
 122             logger.error(errorMessage);
 123             throw new VnfmRequestFailureException(errorMessage);
 124         }
 125         final String locationHeader = response.getHeaders().get("Location").iterator().next();
 126         return locationHeader.substring(locationHeader.lastIndexOf("/") + 1);
 127
 128     }
 129
 130     @Override
 131     public void deleteVnf(final String vnfSelfLink) {
 132         logger.debug("Sending delete request to : " + vnfSelfLink);
 133         final ResponseEntity<Void> response = httpServiceProvider.deleteHttpRequest(vnfSelfLink, Void.class);
 134         if (response.getStatusCode() != HttpStatus.OK) {
 135             throw new VnfmRequestFailureException(
 136                     "Delete request to " + vnfSelfLink + " return status code: " + response.getStatusCode());
 137         }
 138     }
 139
 140     @Override
 141     public Optional<InlineResponse200> getOperation(final String vnfmId, final String operationId) {
 142         final String url = urlProvider.getOperationUrl(vnfmId, operationId);
 143         return httpServiceProvider.get(url, InlineResponse200.class);
 144     }
 145
 146     @Override
 147     public Optional<InlineResponse201> createVnf(final String vnfmId, final CreateVnfRequest createVnfRequest) {
 148         final String url = urlProvider.getCreationUrl(vnfmId);
 149         try {
 150             return httpServiceProvider.post(createVnfRequest, url, InlineResponse201.class);
 151         } catch (final Exception exception) {
 152             final String errorMessage =
 153                     "Create request to vnfm:" + vnfmId + " resulted in exception" + createVnfRequest;
 154             logger.error(errorMessage, exception);
 155             throw new VnfmRequestFailureException(errorMessage, exception);
 156         }
 157     }
 158
 159 }