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fix: 解决读取 block 文件报错的问题 (#4439)

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zhengkunwang 2024-04-09 14:28:09 +08:00 committed by GitHub
parent 0b47d692b8
commit db4973cfde
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2 changed files with 18 additions and 12 deletions
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26
backend/utils/files/fileinfo.go
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@ -311,20 +311,22 @@ func (f *FileInfo) listChildren(option FileOption) error {
} }
func (f *FileInfo) getContent() error { func (f *FileInfo) getContent() error {
if f.Size <= 10*1024*1024 { if IsBlockDevice(f.FileMode) {
afs := &afero.Afero{Fs: f.Fs}
cByte, err := afs.ReadFile(f.Path)
if err != nil {
return nil
}
if len(cByte) > 0 && DetectBinary(cByte) {
return buserr.New(constant.ErrFileCanNotRead)
}
f.Content = string(cByte)
return nil
} else {
return buserr.New(constant.ErrFileCanNotRead) return buserr.New(constant.ErrFileCanNotRead)
} }
if f.Size > 10*1024*1024 {
return buserr.New("ErrFileToLarge")
}
afs := &afero.Afero{Fs: f.Fs}
cByte, err := afs.ReadFile(f.Path)
if err != nil {
return nil
}
if len(cByte) > 0 && DetectBinary(cByte) {
return buserr.New(constant.ErrFileCanNotRead)
}
f.Content = string(cByte)
return nil
} }
func DetectBinary(buf []byte) bool { func DetectBinary(buf []byte) bool {

4
backend/utils/files/utils.go
View File

@ -16,6 +16,10 @@ func IsSymlink(mode os.FileMode) bool {
return mode&os.ModeSymlink != 0 return mode&os.ModeSymlink != 0
} }
func IsBlockDevice(mode os.FileMode) bool {
return mode&os.ModeDevice != 0 && mode&os.ModeCharDevice == 0
}
func GetMimeType(path string) string { func GetMimeType(path string) string {
file, err := os.Open(path) file, err := os.Open(path)
if err != nil { if err != nil {