线上出现too many open file错误，查明是因为打开图像文件没有关闭导致的

2020-05-19 02:05:57 +08:00 · 2020-05-19 02:05:57 +08:00 · a0655f401b
parent a050f8928b
commit a0655f401b
1 changed files with 3 additions and 0 deletions
--- a/controller/file.go
+++ b/controller/file.go
@ -192,6 +192,7 @@ func (this *FileController) OnThumbnail(c *gin.Context) {

 		return
 	}
+	defer file.Close()
 	bytes,e :=ioutil.ReadAll(file)
 	if nil != e{
 		log.Print(e.Error())
@ -217,12 +218,14 @@ func (this *FileController)  OnDownLoad(c *gin.Context) {
 		return
 	}
 	file,e := os.Open(utils.GetCurrentDirectory() + "/image/" +fileName)
+
 	if nil != e{
 		log.Print(e.Error())
 		c.JSON(200,resp)

 		return
 	}
+	defer file.Close()
 	bytes,e :=ioutil.ReadAll(file)
 	if nil != e{
 		log.Print(e.Error())