nokia/vnfmdriver/vfcadaptorservice/vfcadaptor/src/main/java/org/onap/vfc/nfvo/driver/vnfm/svnfm/http/client/HttpClientUtils.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
  17 package org.onap.vfc.nfvo.driver.vnfm.svnfm.http.client;
  18
  19 import java.security.KeyManagementException;
  20 import java.security.NoSuchAlgorithmException;
  21 import java.security.cert.CertificateException;
  22
  23 import javax.net.ssl.SSLContext;
  24 import javax.net.ssl.TrustManager;
  25 import javax.net.ssl.X509TrustManager;
  26
  27 import org.apache.http.client.config.RequestConfig;
  28 import org.apache.http.client.methods.HttpDelete;
  29 import org.apache.http.client.methods.HttpGet;
  30 import org.apache.http.client.methods.HttpPost;
  31 import org.apache.http.client.methods.HttpRequestBase;
  32 import org.apache.http.config.Registry;
  33 import org.apache.http.config.RegistryBuilder;
  34 import org.apache.http.conn.socket.ConnectionSocketFactory;
  35 import org.apache.http.conn.socket.PlainConnectionSocketFactory;
  36 import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
  37 import org.apache.http.impl.client.HttpClientBuilder;
  38 import org.apache.http.impl.client.HttpClients;
  39 import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
  40 import org.slf4j.Logger;
  41 import org.slf4j.LoggerFactory;
  42 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
  43 import org.springframework.context.annotation.Bean;
  44 import org.springframework.stereotype.Service;
  45 import org.springframework.web.bind.annotation.RequestMethod;
  46
  47 @EnableAutoConfiguration
  48 @Service
  49 public class HttpClientUtils {
  50         private static final Logger logger = LoggerFactory.getLogger(HttpClientUtils.class);
  51
  52         @Bean
  53         public static HttpClientBuilder createHttpClientBuilder() {
  54                 org.apache.commons.httpclient.protocol.Protocol.unregisterProtocol("https");
  55                 SSLContext sslcontext = null;
  56                 try {
  57                         sslcontext = createIgnoreVerifySSL();
  58                 } catch (KeyManagementException | NoSuchAlgorithmException e) {
  59                         logger.error("HttpRequestProcessor -> generateHttpClient exception. ", e);
  60                 }
  61
  62         Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()
  63             .register("http", PlainConnectionSocketFactory.INSTANCE)
  64             .register("https", new SSLConnectionSocketFactory(sslcontext))
  65             .build();
  66
  67         PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
  68         connManager.setMaxTotal(200);
  69         connManager.setDefaultMaxPerRoute(50);
  70
  71         HttpClientBuilder httpClientBuilder = HttpClients.custom().setConnectionManager(connManager);
  72
  73                 return httpClientBuilder;
  74         }
  75
  76         private static SSLContext createIgnoreVerifySSL() throws NoSuchAlgorithmException, KeyManagementException {
  77         SSLContext sc = SSLContext.getInstance("TLSv1.2");
  78
  79         X509TrustManager trustManager = new X509TrustManager() {
  80             @Override
  81             public void checkClientTrusted(
  82                     java.security.cert.X509Certificate[] paramArrayOfX509Certificate,
  83                     String paramString) throws CertificateException {
  84             }
  85
  86             @Override
  87             public void checkServerTrusted(
  88                     java.security.cert.X509Certificate[] paramArrayOfX509Certificate,
  89                     String paramString) throws CertificateException {
  90             }
  91
  92             @Override
  93             public java.security.cert.X509Certificate[] getAcceptedIssuers() {
  94                 return null;
  95             }
  96         };
  97
  98         sc.init(null, new TrustManager[] { trustManager }, null);
  99         return sc;
 100     }
 101
 102         public static HttpRequestBase getHttpRequest(RequestMethod requestMethod) {
 103                 HttpRequestBase base = null;
 104                 switch(requestMethod) {
 105                         case GET:
 106                                 base = new HttpGet();
 107                                 break;
 108                         case DELETE:
 109                                 base = new HttpDelete();
 110                                 break;
 111                         default:
 112                                 base = new HttpPost();
 113                                 break;
 114                 }
 115                 RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(20000).setConnectTimeout(20000).setConnectionRequestTimeout(20000).build();
 116                 base.setConfig(requestConfig);
 117                 return base;
 118         }
 119 }