nokiav2/driver/src/main/java/org/onap/vfc/nfvo/driver/vnfm/svnfm/nokia/onap/direct/AAIRestApiProvider.java

   1 /*
   2  * Copyright 2016-2017, Nokia Corporation
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.onap.direct;
  17
  18 import com.google.common.annotations.VisibleForTesting;
  19 import java.util.UUID;
  20 import okhttp3.Request;
  21 import org.onap.aai.ApiClient;
  22 import org.onap.aai.api.CloudInfrastructureApi;
  23 import org.onap.aai.api.ExternalSystemApi;
  24 import org.onap.aai.api.NetworkApi;
  25 import org.onap.aai.auth.HttpBasicAuth;
  26 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.onap.core.MsbApiProvider;
  27 import org.springframework.beans.factory.annotation.Autowired;
  28 import org.springframework.beans.factory.annotation.Value;
  29 import org.springframework.stereotype.Component;
  30
  31 import static org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.onap.core.SelfRegistrationManager.SERVICE_NAME;
  32
  33 /**
  34  * Responsible for providing access to AAI APIs.
  35  * Handles authentication and mandatory parameters.
  36  */
  37 @Component
  38 public class AAIRestApiProvider {
  39     private final MsbApiProvider msbApiProvider;
  40     private final AaiSecurityProvider aaiSecurityProvider;
  41     @Value("${aaiUsername}")
  42     private String aaiUsername;
  43     @Value("${aaiPassword}")
  44     private String aaiPassword;
  45
  46     @Autowired
  47     AAIRestApiProvider(MsbApiProvider msbApiProvider, AaiSecurityProvider aaiSecurityProvider) {
  48         this.msbApiProvider = msbApiProvider;
  49         this.aaiSecurityProvider = aaiSecurityProvider;
  50     }
  51
  52     /**
  53      * @return API to access the cloud infrastructure
  54      */
  55     public CloudInfrastructureApi getCloudInfrastructureApi() {
  56         return buildApiClient(AAIService.CLOUD).createService(CloudInfrastructureApi.class);
  57     }
  58
  59     /**
  60      * @return API to access the external systems
  61      */
  62     public ExternalSystemApi getExternalSystemApi() {
  63         return buildApiClient(AAIService.ESR).createService(ExternalSystemApi.class);
  64     }
  65
  66     /**
  67      * @return API to access the networking
  68      */
  69     public NetworkApi getNetworkApi() {
  70         return buildApiClient(AAIService.NETWORK).createService(NetworkApi.class);
  71
  72     }
  73
  74     @VisibleForTesting
  75     ApiClient buildApiClient(AAIService service) {
  76         ApiClient apiClient = new ApiClient();
  77         apiClient.getOkBuilder().sslSocketFactory(aaiSecurityProvider.buildSSLSocketFactory(), aaiSecurityProvider.buildTrustManager());
  78         apiClient.getOkBuilder().hostnameVerifier(aaiSecurityProvider.buildHostnameVerifier());
  79         apiClient.getOkBuilder().addInterceptor(chain -> {
  80             Request request = chain.request().newBuilder()
  81                     .addHeader("X-FromAppId", SERVICE_NAME)
  82                     //backward incompatibe API change in Beijing release
  83                     .addHeader("X-TransactionId", UUID.randomUUID().toString())
  84                     .addHeader("Accept", "application/json").
  85                             build();
  86             return chain.proceed(request);
  87         });
  88         HttpBasicAuth httpBasicAuth = new HttpBasicAuth();
  89         httpBasicAuth.setCredentials(aaiUsername, aaiPassword);
  90         apiClient.addAuthorization("basic", httpBasicAuth);
  91         String url = msbApiProvider.getMicroServiceUrl(service.getServiceName(), "v11");
  92         //the returned swagger schema is inconsistent with base URL
  93         url = url.replaceAll("/external-system$", "");
  94         url = url.replaceAll("/cloud-infrastructure$", "");
  95         url = url.replaceAll("/network$", "");
  96         if (!url.endsWith("/")) {
  97             url = url + "/";
  98         }
  99         apiClient.getAdapterBuilder().baseUrl(url);
 100         return apiClient;
 101     }
 102
 103     enum AAIService {
 104         NETWORK {
 105             String getServiceName() {
 106                 return "aai-network";
 107             }
 108         },
 109         ESR {
 110             String getServiceName() {
 111                 return "aai-externalSystem";
 112             }
 113         },
 114         CLOUD {
 115             String getServiceName() {
 116                 return "aai-cloudInfrastructure";
 117             }
 118         };
 119
 120         abstract String getServiceName();
 121     }
 122 }