2 * Copyright 2017 ZTE Corporation.
4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
5 * in compliance with the License. You may obtain a copy of the License at
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software distributed under the License
10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
11 * or implied. See the License for the specific language governing permissions and limitations under
15 package org.onap.holmes.common.utils;
17 import java.io.IOException;
18 import java.security.cert.CertificateException;
19 import java.security.cert.X509Certificate;
20 import java.util.ArrayList;
21 import java.util.HashMap;
22 import java.util.List;
24 import lombok.extern.slf4j.Slf4j;
25 import org.apache.http.Consts;
26 import org.apache.http.HeaderIterator;
27 import org.apache.http.HttpEntity;
28 import org.apache.http.HttpResponse;
29 import org.apache.http.HttpStatus;
30 import org.apache.http.NameValuePair;
31 import org.apache.http.ParseException;
32 import org.apache.http.client.entity.UrlEncodedFormEntity;
33 import org.apache.http.client.methods.HttpGet;
34 import org.apache.http.client.methods.HttpPost;
35 import org.apache.http.client.methods.HttpRequestBase;
36 import org.apache.http.config.Registry;
37 import org.apache.http.config.RegistryBuilder;
38 import org.apache.http.conn.socket.ConnectionSocketFactory;
39 import org.apache.http.conn.socket.PlainConnectionSocketFactory;
40 import org.apache.http.conn.ssl.NoopHostnameVerifier;
41 import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
42 import org.apache.http.conn.ssl.TrustStrategy;
43 import org.apache.http.impl.client.CloseableHttpClient;
44 import org.apache.http.impl.client.HttpClients;
45 import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
46 import org.apache.http.message.BasicNameValuePair;
47 import org.apache.http.ssl.SSLContextBuilder;
48 import org.apache.http.util.EntityUtils;
49 import org.onap.holmes.common.exception.CorrelationException;
52 public class HttpsUtils {
53 private static final String HTTP = "http";
54 private static final String HTTPS = "https";
55 private static SSLConnectionSocketFactory sslConnectionSocketFactory = null;
56 private static PoolingHttpClientConnectionManager connectionManager = null;
57 private static SSLContextBuilder sslContextBuilder = null;
60 sslContextBuilder = new SSLContextBuilder();
61 sslContextBuilder.loadTrustMaterial(null, new TrustStrategy() {
62 public boolean isTrusted(X509Certificate[] x509Certificates, String s)
63 throws CertificateException {
67 sslConnectionSocketFactory = new SSLConnectionSocketFactory(sslContextBuilder.build(),
68 new String[]{"SSLv2Hello", "SSLv3", "TLSv1", "TLSv1.2"}, null,
69 NoopHostnameVerifier.INSTANCE);
70 Registry<ConnectionSocketFactory> registry = RegistryBuilder.<ConnectionSocketFactory>create()
71 .register(HTTP, new PlainConnectionSocketFactory())
72 .register(HTTPS, sslConnectionSocketFactory)
74 connectionManager = new PoolingHttpClientConnectionManager(registry);
75 connectionManager.setMaxTotal(200);
76 } catch (Exception e) {
77 log.error("Failed to init ssl builder" + e.getMessage());
81 public static String post(String url, Map<String, String> header, Map<String, String> param,
82 HttpEntity entity) throws Exception {
83 HttpResponse httpResponse = null;
85 CloseableHttpClient httpClient = getHttpClient();
86 HttpPost httpPost = getHttpPost(url, header, param, entity);
87 httpResponse = getHttpResponse(httpClient, httpPost);
88 } catch (Exception e) {
89 throw new CorrelationException("Failed to use post method query data from server");
92 return getResponseEntity(httpResponse);
95 public static String get(String url, Map<String, String> header) throws Exception {
96 HttpResponse httpResponse = null;
98 CloseableHttpClient httpClient = getHttpClient();
99 HttpGet httpGet = getHttpGet(url, header);
100 httpResponse = getHttpResponse(httpClient, httpGet);
101 } catch (Exception e) {
102 throw new CorrelationException("Failed to use get method query data from server");
104 return getResponseEntity(httpResponse);
107 private static HttpPost getHttpPost(String url, Map<String, String> header,
108 Map<String, String> param, HttpEntity entity) {
109 HttpPost httpPost = new HttpPost(url);
110 if (!header.isEmpty()) {
111 for (Map.Entry<String, String> entry : header.entrySet()) {
112 httpPost.addHeader(entry.getKey(), entry.getValue());
115 if (!param.isEmpty()) {
116 List<NameValuePair> formparams = new ArrayList<>();
117 for (Map.Entry<String, String> entry : param.entrySet()) {
118 formparams.add(new BasicNameValuePair(entry.getKey(), entry.getValue()));
120 UrlEncodedFormEntity urlEncodedFormEntity = new UrlEncodedFormEntity(formparams,
122 httpPost.setEntity(urlEncodedFormEntity);
124 if (entity != null) {
125 httpPost.setEntity(entity);
130 private static HttpGet getHttpGet(String url, Map<String, String> header) {
131 HttpGet httpGet = new HttpGet(url);
132 if (!header.isEmpty()) {
133 for (Map.Entry<String, String> entry : header.entrySet()) {
134 httpGet.addHeader(entry.getKey(), entry.getValue());
140 private static String getResponseEntity(HttpResponse httpResponse) throws IOException {
142 if (httpResponse != null) {
143 int statusCode = httpResponse.getStatusLine().getStatusCode();
144 if (statusCode == HttpStatus.SC_OK) {
145 HttpEntity resEntity = httpResponse.getEntity();
146 result = EntityUtils.toString(resEntity);
152 private static HttpResponse getHttpResponse(CloseableHttpClient httpClient, HttpRequestBase httpRequest)
154 HttpResponse httpResponse = null;
156 httpResponse = httpClient.execute(httpRequest);
157 } catch (Exception e) {
158 throw new CorrelationException("Failed to get data from server");
160 if (httpClient != null) {
167 private static CloseableHttpClient getHttpClient() throws Exception {
168 CloseableHttpClient httpClient = HttpClients.custom()
169 .setSSLSocketFactory(sslConnectionSocketFactory)
170 .setConnectionManager(connectionManager)
171 .setConnectionManagerShared(true)