diff --git a/config/config.yaml b/config/config.yaml
index 0e614fe..9dc6cbd 100644
--- a/config/config.yaml
+++ b/config/config.yaml
@@ -66,9 +66,9 @@ diskClean:
     collectTimePeriod: 1  #定期检测磁盘使用量时间周期，单位小时（H）
 
 dynamicProxy:
-    enabled: false
+    enabled: true
     httpProxy: http://127.0.0.1:7890
     httpProxyName: "马鞍山服务器"
-    timePeriod: 1 #定期检测代理是否可用时间周期，单位秒（S）
+    timePeriod: 60 #定期检测代理是否可用时间周期，单位秒（S）
     maxContinuousFails: 5 #连续失败次数超过该值，则认为代理不可用
     webhook: https://qyapi.weixin.qq.com/cgi-bin/webhook/send?key=73662ac1-1055-48a7-8c89-37964b5f4fdc111 # 企业微信机器人Webhook地址
diff --git a/internal/dao/file_dao.go b/internal/dao/file_dao.go
index c77d929..8c19534 100644
--- a/internal/dao/file_dao.go
+++ b/internal/dao/file_dao.go
@@ -85,6 +85,7 @@ func (f *FileDao) GetFileCommitSha(c echo.Context, repoType, orgRepo, commit str
 		code, sha, err := f.getCommitHfRemote(repoType, orgRepo, commit, authorization)
 		if err == nil {
 			if code != http.StatusOK && code != http.StatusTemporaryRedirect {
+				zap.S().Errorf(" getFileCommitSha getCommitHfRemote code:%d", code)
 				return "", myerr.NewAppendCode(code, "code is invalid.")
 			} else {
 				commitSha = sha
diff --git a/internal/downloader/remote_task.go b/internal/downloader/remote_task.go
index 61e8ed2..e0a5e1c 100644
--- a/internal/downloader/remote_task.go
+++ b/internal/downloader/remote_task.go
@@ -163,7 +163,10 @@ func (r *RemoteFileTask) DoTask() {
 		}
 		lastBlock = curBlock
 	}
-	if int64(len(rawBlock)) == r.DingFile.GetBlockSize() {
+	// 一个空文件，或文件刚好为blocksize的整数倍，直接标记为完成
+	if len(rawBlock) == 0 {
+		data.ReportFileProcess(r.Context, lastReportPos, curPos, consts.StatusDownloaded)
+	} else if int64(len(rawBlock)) == r.DingFile.GetBlockSize() {
 		hasBlockBool, err := r.DingFile.HasBlock(lastBlock)
 		if err != nil {
 			zap.S().Errorf("HasBlock err.%v", err)
diff --git a/internal/router/http_router.go b/internal/router/http_router.go
index 93a4f6e..50e40cb 100644
--- a/internal/router/http_router.go
+++ b/internal/router/http_router.go
@@ -69,5 +69,6 @@ func (r *HttpRouter) initRouter() {
 	r.echo.GET("/repos", r.metaHandler.ReposHandler)
 	r.echo.Any("/*", r.metaHandler.ForwardToNewSiteHandler)
 
-	r.echo.GET("/api/:dataType/:org/:repo/:etag/:fileSize", r.fileHandler.GetFileOffset)
+	// 内部使用
+	r.echo.GET("/api/fileOffset/:dataType/:org/:repo/:etag/:fileSize", r.fileHandler.GetFileOffset)
 }
diff --git a/internal/service/sys_service.go b/internal/service/sys_service.go
index ec61114..bde5198 100644
--- a/internal/service/sys_service.go
+++ b/internal/service/sys_service.go
@@ -225,7 +225,6 @@ var (
 	hasSentFailureMsg   bool
 )
 
-// testProxyConnectivity 测试代理服务器的连接连通性
 func testProxyConnectivity() {
 	proxyURL, err := url.Parse(config.SysConfig.GetHttpProxy())
 	if err != nil {