retrofit2中ssl的Trust anchor for certification path not found問題

在retrofit2中使用ssl,剛剛接觸,極可能會出現以下錯誤。java

java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.

究其緣由就是沒有找到本地的證書。很是簡單的錯誤。只要將證書放在本地就能夠了。安全

但是有時(好比說開發時、或者訪問別人的https站點時),咱們須要將其忽略。session

 

這時,咱們就須要將其忽略。dom

在iOS開發中,一句代碼就能夠解決。ide

[operation.securityPolicy setValidatesDomainName:NO];

可是在Android中使用了retrofit2後,卻怎麼也沒有找到設置取消安全驗證的方法。ui

網上查了好久,都是從新設置一個OKHttpClient,在OKHttpClient中進行配置。spa

可是我在使用中又出現了以下的問題:code

compile 'com.squareup.retrofit2:retrofit:2.0.2'

我引用的retrofit包是2.0.2的,這個版本默認引用的OKHttp中,hostnameVerifier和sslSocketFactory是不可修改的。blog

好吧,沒辦法,只能用反射解決此問題了···ssl

 1         OkHttpClient sClient = new OkHttpClient();
 2  3         SSLContext sc = null;
 4         try {
 5             sc = SSLContext.getInstance("SSL");
 6             sc.init(null, new TrustManager[]{new X509TrustManager() {
 7                 @Override
 8                 public void checkClientTrusted(java.security.cert.X509Certificate[] chain, String authType) throws java.security.cert.CertificateException {
 9 
10                 }
11 
12                 @Override
13                 public void checkServerTrusted(java.security.cert.X509Certificate[] chain, String authType) throws java.security.cert.CertificateException {
14 
15                 }
16 
17                 @Override
18                 public java.security.cert.X509Certificate[] getAcceptedIssuers() {
19                     return null;
20                 }
21             }}, new SecureRandom());
22         } catch (Exception e) {
23             e.printStackTrace();
24         }
25 
26         HostnameVerifier hv1 = new HostnameVerifier() {
27             @Override
28             public boolean verify(String hostname, SSLSession session) {
29                 return true;
30             }
31         };
32 
33         String workerClassName="okhttp3.OkHttpClient";
34         try {
35             Class workerClass = Class.forName(workerClassName);
36             Field hostnameVerifier = workerClass.getDeclaredField("hostnameVerifier");
37             hostnameVerifier.setAccessible(true);
38             hostnameVerifier.set(sClient, hv1);
39 
40             Field sslSocketFactory = workerClass.getDeclaredField("sslSocketFactory");
41             sslSocketFactory.setAccessible(true);
42             sslSocketFactory.set(sClient, sc.getSocketFactory());
43         } catch (Exception e) {
44             e.printStackTrace();
45         }
46 
47         Retrofit retrofit = new Retrofit.Builder()
48                 .baseUrl(URL)
49                 .addConverterFactory(GsonConverterFactory.create())
50                 .client(sClient)
51                 .build();

如上,就能夠屏蔽掉ssl的證書驗證了~

 

若是有更好的辦法,也請您告訴我~

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