bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/adapter/vnfm/tasks/VnfmAdapterCreateVnfTaskConfiguration.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.bpmn.infrastructure.adapter.vnfm.tasks;
  22
  23 import static org.onap.so.client.RestTemplateConfig.CONFIGURABLE_REST_TEMPLATE;
  24 import java.io.IOException;
  25 import java.security.KeyManagementException;
  26 import java.security.KeyStore;
  27 import java.security.KeyStoreException;
  28 import java.security.NoSuchAlgorithmException;
  29 import java.security.UnrecoverableKeyException;
  30 import java.security.cert.CertificateException;
  31 import javax.net.ssl.SSLContext;
  32 import org.apache.http.client.HttpClient;
  33 import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
  34 import org.apache.http.impl.client.HttpClients;
  35 import org.apache.http.ssl.SSLContextBuilder;
  36 import org.onap.so.configuration.rest.BasicHttpHeadersProvider;
  37 import org.onap.so.configuration.rest.HttpHeadersProvider;
  38 import org.onap.so.rest.service.HttpRestServiceProvider;
  39 import org.onap.so.rest.service.HttpRestServiceProviderImpl;
  40 import org.slf4j.Logger;
  41 import org.slf4j.LoggerFactory;
  42 import org.springframework.beans.factory.annotation.Autowired;
  43 import org.springframework.beans.factory.annotation.Qualifier;
  44 import org.springframework.beans.factory.annotation.Value;
  45 import org.springframework.context.annotation.Bean;
  46 import org.springframework.context.annotation.Configuration;
  47 import org.springframework.core.io.Resource;
  48 import org.springframework.http.client.BufferingClientHttpRequestFactory;
  49 import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
  50 import org.springframework.web.client.RestTemplate;
  51
  52 /**
  53  * Provides {@link org.onap.so.rest.service.VnfmAdapterServiceProvider} configuration for
  54  * {@link VnfmAdapterCreateVnfTask}
  55  *
  56  * @author waqas.ikram@est.tech
  57  */
  58 @Configuration
  59 public class VnfmAdapterCreateVnfTaskConfiguration {
  60
  61     private static final Logger logger = LoggerFactory.getLogger(VnfmAdapterCreateVnfTaskConfiguration.class);
  62
  63     @Value("${rest.http.client.configuration.ssl.trustStore:#{null}}")
  64     private Resource trustStore;
  65
  66     @Value("${rest.http.client.configuration.ssl.trustStorePassword:#{null}}")
  67     private String trustStorePassword;
  68
  69     @Value("${rest.http.client.configuration.ssl.keyStore:#{null}}")
  70     private Resource keyStoreResource;
  71
  72     @Value("${rest.http.client.configuration.ssl.keyStorePassword:#{null}}")
  73     private String keyStorePassword;
  74
  75     @Bean
  76     public HttpRestServiceProvider databaseHttpRestServiceProvider(
  77             @Qualifier(CONFIGURABLE_REST_TEMPLATE) @Autowired final RestTemplate restTemplate,
  78             @Autowired final VnfmBasicHttpConfigProvider etsiVnfmAdapter) {
  79         if (trustStore != null) {
  80             setTrustStore(restTemplate);
  81         }
  82         return getHttpRestServiceProvider(restTemplate, new BasicHttpHeadersProvider(etsiVnfmAdapter.getAuth()));
  83     }
  84
  85     private void setTrustStore(final RestTemplate restTemplate) {
  86         SSLContext sslContext;
  87         try {
  88             if (keyStoreResource != null) {
  89                 KeyStore keystore = KeyStore.getInstance("pkcs12");
  90                 keystore.load(keyStoreResource.getInputStream(), keyStorePassword.toCharArray());
  91                 sslContext =
  92                         new SSLContextBuilder().loadTrustMaterial(trustStore.getURL(), trustStorePassword.toCharArray())
  93                                 .loadKeyMaterial(keystore, keyStorePassword.toCharArray()).build();
  94             } else {
  95                 sslContext = new SSLContextBuilder()
  96                         .loadTrustMaterial(trustStore.getURL(), trustStorePassword.toCharArray()).build();
  97             }
  98             logger.info("Setting truststore: {}", trustStore.getURL());
  99             final SSLConnectionSocketFactory socketFactory = new SSLConnectionSocketFactory(sslContext);
 100             final HttpClient httpClient = HttpClients.custom().setSSLSocketFactory(socketFactory).build();
 101             final HttpComponentsClientHttpRequestFactory factory =
 102                     new HttpComponentsClientHttpRequestFactory(httpClient);
 103             restTemplate.setRequestFactory(new BufferingClientHttpRequestFactory(factory));
 104         } catch (KeyManagementException | NoSuchAlgorithmException | KeyStoreException | CertificateException
 105                 | IOException | UnrecoverableKeyException exception) {
 106             logger.error("Error reading truststore, TLS connection to VNFM will fail.", exception);
 107         }
 108     }
 109
 110     private HttpRestServiceProvider getHttpRestServiceProvider(final RestTemplate restTemplate,
 111             final HttpHeadersProvider httpHeadersProvider) {
 112         return new HttpRestServiceProviderImpl(restTemplate, httpHeadersProvider);
 113     }
 114
 115 }