Httpclient4.5.X绕过SSL验证实现https请求

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Httpclient4.5.X绕过SSL验证实现https请求

版本4.5.X

  • SSL连接工厂类
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 /**
 * 绕过验证
 * @return
 * @throws NoSuchAlgorithmException
 * @throws KeyManagementException
 * @throws KeyStoreException
 */
public static SSLConnectionSocketFactory createIgnoreVerifySSL() throws NoSuchAlgorithmException, KeyManagementException, KeyStoreException {
    SSLContext sslContext = new SSLContextBuilder().loadTrustMaterial(null, new TrustStrategy() {
        // 信任所有
        public boolean isTrusted(X509Certificate[] chain, String authType) throws CertificateException {
            return true;
        }
    }).build();
    HostnameVerifier hostnameVerifier = NoopHostnameVerifier.INSTANCE;
    SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory(sslContext, hostnameVerifier);
    return sslsf;
}
  • HttpClient创建setSSLSocketFactory
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CloseableHttpClient httpClient = HttpClients.custom().setSSLSocketFactory(createIgnoreVerifySSL()).build();
HttpResponse httpresponse = httpClient.execute(httpGet);
  • HttpClient工具类
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package cn.pconline.common.utils;

import cn.pconline.common.constant.CodeEnum;
import cn.pconline.common.exeception.BusinessException;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpEntity;
import org.apache.http.HttpHost;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.utils.URLEncodedUtils;
import org.apache.http.conn.ssl.NoopHostnameVerifier;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.conn.ssl.TrustStrategy;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.ssl.SSLContextBuilder;
import org.apache.http.util.EntityUtils;

import javax.net.ssl.SSLContext;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URI;
import java.security.KeyManagementException;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;

/**
 * @Description httpclient工具类
 * @Author jie.zhao
 * @Date 2019/7/24 12:13
 */
@Slf4j
public class HttpClientUtil {

    public static final String METHOD_NAME_GET = "GET";
    public static final String METHOD_NAME_POST = "POST";

    /**
     * 设置请求参数
     *
     * @param
     * @return
     */
    public static List<NameValuePair> setHttpParams(Map<String, Object> paramMap) {
        List<NameValuePair> formParams = new ArrayList<NameValuePair>();
        Set<Map.Entry<String, Object>> set = paramMap.entrySet();
        for (Map.Entry<String, Object> entry : set) {
            formParams.add(new BasicNameValuePair(entry.getKey(), entry.getValue().toString()));
        }
        return formParams;
    }

    /**
     * 绕过验证
     *
     * @return
     * @throws NoSuchAlgorithmException
     * @throws KeyManagementException
     * @throws KeyStoreException
     */
    public static SSLConnectionSocketFactory createIgnoreVerifySSL() throws NoSuchAlgorithmException, KeyManagementException, KeyStoreException {
        SSLContext sslContext = new SSLContextBuilder().loadTrustMaterial(null, new TrustStrategy() {
            // 信任所有
            @Override
            public boolean isTrusted(X509Certificate[] chain, String authType) {
                return true;
            }
        }).build();
        return new SSLConnectionSocketFactory(sslContext, NoopHostnameVerifier.INSTANCE);
    }

    /**
     * 设置代理
     *
     * @param
     * @return
     */
    public static RequestConfig setProxy(String host, Integer port) {
        RequestConfig config;
        if (host != null && port != null) {
            HttpHost httpHost = new HttpHost(host, port);
            config = RequestConfig.custom().setProxy(httpHost).build();
        } else {
            config = RequestConfig.custom().build();
        }
        return config;
    }

    /**
     * Http GET请求方法 不使用代理、无参数
     *
     * @param url
     * @return
     */
    public static String httpGet(String url) {
        return httpGet(url, null, null, null);
    }

    /**
     * Http GET请求方法 不使用代理
     *
     * @param url
     * @param paramMap
     * @return
     */
    public static String httpGet(String url, Map<String, Object> paramMap) {
        return httpGet(url, paramMap, null, null);
    }

    /**
     * Http GET请求方法 使用代理 需要自己传入代理Ip地址和端口
     *
     * @param url
     * @param paramMap
     * @return
     */
    public static String httpGet(String url, Map<String, Object> paramMap, String host, Integer port) {
        return baseHttp(METHOD_NAME_GET, url, paramMap, host, port);
    }

    /**
     * Http POST请求方法 不使用代理、无参数
     *
     * @param url
     * @return
     */
    public static String httpPost(String url) {
        return httpPost(url, null, null, null);
    }

    /**
     * Http POST请求方法 不使用代理
     *
     * @param url
     * @param paramMap
     * @return
     */
    public static String httpPost(String url, Map<String, Object> paramMap) {
        return httpPost(url, paramMap, null, null);
    }

    /**
     * Http POST请求方法 使用代理 需要自己传入代理Ip地址和端口
     *
     * @param url
     * @param paramMap
     * @return
     */
    public static String httpPost(String url, Map<String, Object> paramMap, String host, Integer port) {
        return baseHttp(METHOD_NAME_POST, url, paramMap, host, port);
    }

    /**
     * 基础Http请求
     *
     * @param type
     * @param url
     * @param paramMap
     * @param proxy
     * @param host
     * @return
     */
    public static String baseHttp(String type, String url, Map<String, Object> paramMap, String host, Integer port) {
        CloseableHttpClient httpClient = null;
        try {
            if (!METHOD_NAME_GET.equalsIgnoreCase(type) && !METHOD_NAME_POST.equalsIgnoreCase(type)) {
                throw new BusinessException(CodeEnum.PARAMETER_INVALID_OR_MISSING);
            }
            String content = "";
            httpClient = HttpClients.custom().setSSLSocketFactory(createIgnoreVerifySSL()).build();
            HttpResponse httpResponse;
            if (METHOD_NAME_GET.equalsIgnoreCase(type)) {
                httpResponse = httpClient.execute(createHttpGet(url, paramMap, host, port));
            } else {
                httpResponse = httpClient.execute(createHttpPost(url, paramMap, host, port));
            }
            HttpEntity entity = httpResponse.getEntity();
            if (entity != null) {
                content = EntityUtils.toString(entity, "UTF-8");
            }
            return content;
        } catch (Exception e) {
            e.printStackTrace();
            log.error("httpRequest请求方法发生异常，msg{}", e.getMessage());
        } finally {
            try {
                if (httpClient != null) {
                    httpClient.close();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return null;
    }


    /**
     * 创建HttpGet
     *
     * @param url
     * @param paramMap
     * @param host
     * @param port
     * @return
     */
    private static HttpGet createHttpGet(String url, Map<String, Object> paramMap, String host, Integer port) {
        HttpGet httpGet = new HttpGet();
        if (paramMap != null) {
            List<NameValuePair> formParams = setHttpParams(paramMap);
            String param = URLEncodedUtils.format(formParams, "UTF-8");
            httpGet.setURI(URI.create(url + "?" + param));
        } else {
            httpGet.setURI(URI.create(url));
        }
        httpGet.setConfig(setProxy(host, port));
        // 设置User-Agent
        httpGet.setHeader("User-Agent", "Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36");
        return httpGet;
    }

    /**
     * 创建HttpPost
     *
     * @param url
     * @param paramMap
     * @param host
     * @param port
     * @return
     */
    private static HttpPost createHttpPost(String url, Map<String, Object> paramMap, String host, Integer port) throws UnsupportedEncodingException {
        HttpPost httpPost = new HttpPost(url);
        httpPost.setConfig(setProxy(host, port));
        if (paramMap != null) {
            UrlEncodedFormEntity param = new UrlEncodedFormEntity(setHttpParams(paramMap), "UTF-8");
            httpPost.setEntity(param);
        }
        // 设置User-Agent
        httpPost.setHeader("User-Agent", "Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36");
        return httpPost;
    }
}

参考链接：
https://blog.csdn.net/Cloud_July/article/details/73301805

-------------已经触及底线 感谢您的阅读-------------

本文标题:Httpclient4.5.X绕过SSL验证实现https请求

文章作者:趙小傑~～

发布时间:2019年07月10日 - 20:53:21

最后更新:2019年11月28日 - 22:04:51

原始链接:https://cnsyear.com/posts/15905661.html

许可协议: 署名-非商业性使用-禁止演绎 4.0 国际 转载请保留原文链接及作者。

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