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Https绕过host检查 #1112

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Merged
sutra merged 1 commit into from
Mar 22, 2023
Merged

Https绕过host检查 #1112

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48 changes: 20 additions & 28 deletions webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpClientGenerator.java
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Original file line number Diff line number Diff line change
@@ -1,16 +1,5 @@
package us.codecraft.webmagic.downloader;

import java.io.IOException;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.Map;

import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;

import org.apache.commons.lang3.JavaVersion;
import org.apache.commons.lang3.SystemUtils;
import org.apache.http.HttpException;
Expand All @@ -22,28 +11,32 @@
import org.apache.http.config.SocketConfig;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.DefaultHostnameVerifier;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.impl.client.BasicCookieStore;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.DefaultHttpRequestRetryHandler;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.impl.client.*;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.apache.http.impl.cookie.BasicClientCookie;
import org.apache.http.protocol.HttpContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import us.codecraft.webmagic.Site;

import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import java.io.IOException;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.Map;

/**
* @author code4crafter@gmail.com <br>
* @since 0.4.0
*/
public class HttpClientGenerator {

private transient Logger logger = LoggerFactory.getLogger(getClass());
private transient Logger logger = LoggerFactory.getLogger(getClass());

private PoolingHttpClientConnectionManager connectionManager;

Expand All @@ -61,21 +54,20 @@ private SSLConnectionSocketFactory buildSSLConnectionSocketFactory() {
SSLContext sslContext = createIgnoreVerifySSL();
String[] supportedProtocols;
if (SystemUtils.isJavaVersionAtLeast(JavaVersion.JAVA_11)) {
supportedProtocols = new String[] { "SSLv3", "TLSv1", "TLSv1.1", "TLSv1.2", "TLSv1.3" };
supportedProtocols = new String[]{"SSLv3", "TLSv1", "TLSv1.1", "TLSv1.2", "TLSv1.3"};
} else {
supportedProtocols = new String[] { "SSLv3", "TLSv1", "TLSv1.1", "TLSv1.2" };
supportedProtocols = new String[]{"SSLv3", "TLSv1", "TLSv1.1", "TLSv1.2"};
}
logger.debug("supportedProtocols: {}", String.join(", ", supportedProtocols));
return new SSLConnectionSocketFactory(sslContext, supportedProtocols,
null,
new DefaultHostnameVerifier()); // 优先绕过安全证书
} catch (KeyManagementException e) {
logger.error("ssl connection fail", e);
} catch (NoSuchAlgorithmException e) {
//不进行主机校验
(host, sslSession) -> true); // 优先绕过安全证书
} catch (KeyManagementException | NoSuchAlgorithmException e) {
logger.error("ssl connection fail", e);
}
return SSLConnectionSocketFactory.getSocketFactory();
}
}

private SSLContext createIgnoreVerifySSL() throws NoSuchAlgorithmException, KeyManagementException {
// 实现一个X509TrustManager接口，用于绕过验证，不用修改里面的方法
Expand All @@ -97,9 +89,9 @@ public X509Certificate[] getAcceptedIssuers() {
};

SSLContext sc = SSLContext.getInstance("TLS");
sc.init(null, new TrustManager[] { trustManager }, null);
sc.init(null, new TrustManager[]{trustManager}, null);
return sc;
}
}

public HttpClientGenerator setPoolSize(int poolSize) {
connectionManager.setMaxTotal(poolSize);
Expand Down