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Android项目中使用HTTPS配置的步骤详解

2019-12-12 02:34:47
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前言

如果你的项目的网络框架是okhttp,那么使用https还是挺简单的,因为okhttp默认支持HTTPS。传送门

下面话不多说了,来一起看看详细的介绍:

Android 使用 HTTPS 配置的步骤。

1、step

配置hostnameVerifier

 new HostnameVerifier() {   @Override    public boolean verify(String hostname, SSLSession session) {     return true;    } };

2.step

配置 sslSocketFactory

public static SSLSocketFactory getSslSocketFactory(InputStream[] certificates, InputStream bksFile, String password){  try{   TrustManager[] trustManagers = prepareTrustManager(certificates);   KeyManager[] keyManagers = prepareKeyManager(bksFile, password);   SSLContext sslContext = SSLContext.getInstance("TLS");   TrustManager trustManager = null;   if (trustManagers != null){    trustManager = new MyTrustManager(chooseTrustManager(trustManagers));   } else{    trustManager = new UnSafeTrustManager();   }   sslContext.init(keyManagers, new TrustManager[]{trustManager}, new SecureRandom());   return sslContext.getSocketFactory();  } catch (NoSuchAlgorithmException e){   throw new AssertionError(e);  } catch (KeyManagementException e){   throw new AssertionError(e);  } catch (KeyStoreException e){   throw new AssertionError(e);  } } private class UnSafeHostnameVerifier implements HostnameVerifier{  @Override  public boolean verify(String hostname, SSLSession session){   return true;  } } private static class UnSafeTrustManager implements X509TrustManager{  @Override  public void checkClientTrusted(X509Certificate[] chain, String authType)throws CertificateException{}  @Override  public void checkServerTrusted(X509Certificate[] chain, String authType)throws CertificateException{}  @Override  public X509Certificate[] getAcceptedIssuers(){   return new X509Certificate[]{};  } } private static TrustManager[] prepareTrustManager(InputStream... certificates){  if (certificates == null || certificates.length <= 0) return null;  try{   CertificateFactory certificateFactory = CertificateFactory.getInstance("X.509");   KeyStore keyStore = KeyStore.getInstance(KeyStore.getDefaultType());   keyStore.load(null);   int index = 0;   for (InputStream certificate : certificates){    String certificateAlias = Integer.toString(index++);    keyStore.setCertificateEntry(certificateAlias, certificateFactory.generateCertificate(certificate));    try{     if (certificate != null)      certificate.close();    } catch (IOException e){    }   }   TrustManagerFactory trustManagerFactory = null;   trustManagerFactory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());   trustManagerFactory.init(keyStore);   TrustManager[] trustManagers = trustManagerFactory.getTrustManagers();   return trustManagers;  } catch (NoSuchAlgorithmException e){   e.printStackTrace();  } catch (CertificateException e){   e.printStackTrace();  } catch (KeyStoreException e){   e.printStackTrace();  } catch (Exception e){   e.printStackTrace();  }  return null; } private static KeyManager[] prepareKeyManager(InputStream bksFile, String password){  try{   if (bksFile == null || password == null) return null;   KeyStore clientKeyStore = KeyStore.getInstance("BKS");   clientKeyStore.load(bksFile, password.toCharArray());   KeyManagerFactory keyManagerFactory = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());   keyManagerFactory.init(clientKeyStore, password.toCharArray());   return keyManagerFactory.getKeyManagers();  } catch (KeyStoreException e){   e.printStackTrace();  } catch (NoSuchAlgorithmException e){   e.printStackTrace();  } catch (UnrecoverableKeyException e){   e.printStackTrace();  } catch (CertificateException e){   e.printStackTrace();  } catch (IOException e){   e.printStackTrace();  } catch (Exception e){   e.printStackTrace();  }  return null; } private static X509TrustManager chooseTrustManager(TrustManager[] trustManagers){  for (TrustManager trustManager : trustManagers){   if (trustManager instanceof X509TrustManager){    return (X509TrustManager) trustManager;   }  }  return null; } private static class MyTrustManager implements X509TrustManager{  private X509TrustManager defaultTrustManager;  private X509TrustManager localTrustManager;  public MyTrustManager(X509TrustManager localTrustManager) throws NoSuchAlgorithmException, KeyStoreException{   TrustManagerFactory var4 = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());   var4.init((KeyStore) null);   defaultTrustManager = chooseTrustManager(var4.getTrustManagers());   this.localTrustManager = localTrustManager;  }  @Override  public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException{}  @Override  public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException{   try{    defaultTrustManager.checkServerTrusted(chain, authType);   } catch (CertificateException ce){    localTrustManager.checkServerTrusted(chain, authType);   }  }  @Override  public X509Certificate[] getAcceptedIssuers(){   return new X509Certificate[0];  } }

调用 getSslSocketFactory(null,null,null) 即可。

3.step

设置OkhttpClient。

方法 getSslSocketFactory(null,null,null) 的第一个参数 本来要传入自签名证书的,当传入null 即可忽略自签名证书。

如果你想尝试不忽略自签名证书 你可以调用下面的方法获取 SSLSocketFactory。并设置到OkhttpClient中。

 public static SSLSocketFactory getSSlFactory(Context context) {  try {   CertificateFactory cf = CertificateFactory.getInstance("X.509");   InputStream caInput = new BufferedInputStream(context.getAssets().open("client.cer"));//把证书打包在asset文件夹中   Certificate ca;   try {    ca = cf.generateCertificate(caInput);    LogUtil.d("Longer", "ca=" + ((X509Certificate) ca).getSubjectDN());    LogUtil.d("Longer", "key=" + ((X509Certificate) ca).getPublicKey());   } finally {    caInput.close();   }   // Create a KeyStore containing our trusted CAs   String keyStoreType = KeyStore.getDefaultType();   KeyStore keyStore = KeyStore.getInstance(keyStoreType);   keyStore.load(null, null);   keyStore.setCertificateEntry("ca", ca);   // Create a TrustManager that trusts the CAs in our KeyStore   String tmfAlgorithm = TrustManagerFactory.getDefaultAlgorithm();   TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmfAlgorithm);   tmf.init(keyStore);   // Create an SSLContext that uses our TrustManager   SSLContext s = SSLContext.getInstance("TLSv1", "AndroidOpenSSL");   s.init(null, tmf.getTrustManagers(), null);   return s.getSocketFactory();  } catch (CertificateException e) {   e.printStackTrace();  } catch (IOException e) {   e.printStackTrace();  } catch (NoSuchAlgorithmException e) {   e.printStackTrace();  } catch (KeyStoreException e) {   e.printStackTrace();  } catch (KeyManagementException e) {   e.printStackTrace();  } catch (NoSuchProviderException e) {   e.printStackTrace();  }  return null; }

通过上面的几步配置即可使用https的自签名证书 和 单向验证的Https了。

Glide 访问Https的图片

1.step

在build.gradle 引入下面的aar

/提供的Module/compile 'com.github.bumptech.glide:okhttp3-integration:1.4.0@aar'

2.step

 OkHttpClient okhttpClient = new OkHttpClient.Builder()    .connectTimeout(30, TimeUnit.SECONDS)    .retryOnConnectionFailure(true) //设置出现错误进行重新连接。    .connectTimeout(15, TimeUnit.SECONDS)    .readTimeout(60 * 1000, TimeUnit.MILLISECONDS)    .sslSocketFactory(HttpsUtils.getSslSocketFactory(null,null,null))    .hostnameVerifier(new HostnameVerifier() {     @Override     public boolean verify(String hostname, SSLSession session) {      return true;     }    })     .build();  //让Glide能用HTTPS  Glide.get(this).register(GlideUrl.class, InputStream.class, new OkHttpUrlLoader.Factory(okhttpClient));

设置已经验证证书的的OkhttpClient 到Glide 既可。

总结

以上就是这篇文章的全部内容了,希望本文的内容对大家的学习或者工作能带来一定的帮助,如果有疑问大家可以留言交流,谢谢大家对武林网的支持。

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