文件存储API实现OK

examcloud-support/src/main/java/cn/com/qmth/examcloud/support/fss/FssFactory.java

@@ -16,7 +16,7 @@ public class FssFactory {
         if (FssType.ALIYUN_OSS == FssProperty.FSS_TYPE) {
             return new AliyunOssService().setInternal(internal);
         } else if (FssType.TENCENT_COS == FssProperty.FSS_TYPE) {
-            return new TencentCosService().setInternal(internal);
+            return new TencentCosService();
         } else {
             throw new RuntimeException("尚未配置文件存储方式！");
         }

examcloud-support/src/main/java/cn/com/qmth/examcloud/support/fss/impl/TencentCosService.java

@@ -28,16 +28,6 @@ public class TencentCosService implements FssService {
 
     private static final Logger log = LoggerFactory.getLogger(TencentCosService.class);
 
-    /**
-     * 是否内网访问
-     */
-    private boolean internal;
-
-    public TencentCosService setInternal(boolean internal) {
-        this.internal = internal;
-        return this;
-    }
-
     @Override
     public FileInfo writeFile(String filePath, File file, String md5) {
         if (StringUtils.isNotEmpty(md5)) {
@@ -192,17 +182,21 @@ public class TencentCosService implements FssService {
 
     @Override
     public void refreshFile(String fileUrls) {
-        //todo
+        //  控制台 --> 开通云函数服务 --> 设置CDN缓存刷新函数
+        // @see https://cloud.tencent.com/document/product/436/45597
     }
 
     private COSClient getClient() {
         try {
-            COSCredentials cred = new BasicCOSCredentials(FssProperty.FSS_ACCESS_KEY_ID,
-                    FssProperty.FSS_ACCESS_KEY_SECRET);
             Region region = new Region(FssProperty.FSS_REGION_ID);
             ClientConfig clientConfig = new ClientConfig(region);
             clientConfig.setHttpProtocol(HttpProtocol.https);
 
+            // 同地域的内网访问? COS会智能解析到内网IP
+            // @see https://cloud.tencent.com/document/product/436/56556
+
+            COSCredentials cred = new BasicCOSCredentials(FssProperty.FSS_ACCESS_KEY_ID,
+                    FssProperty.FSS_ACCESS_KEY_SECRET);
             return new COSClient(cred, clientConfig);
         } catch (Exception e) {
             log.error(e.getMessage(), e);