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sftp: check directory is empty before issuing rmdir

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Some SFTP servers allow rmdir on full directories which is allowed
according to the RFC so make sure we don't accidentally delete data
here.

See: https://forum.rclone.org/t/rmdir-and-delete-empty-src-dirs-file-does-not-exist/7737
This commit is contained in:
Nick Craig-Wood 2018-11-30 17:37:55 +00:00
parent aeea4430d5
commit 0eba88bbfe
1 changed files with 10 additions and 0 deletions
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10
backend/sftp/sftp.go
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@ -594,6 +594,16 @@ func (f *Fs) Mkdir(dir string) error {
// Rmdir removes the root directory of the Fs object
func (f *Fs) Rmdir(dir string) error {
// Check to see if directory is empty as some servers will
// delete recursively with RemoveDirectory
entries, err := f.List(dir)
if err != nil {
return errors.Wrap(err, "Rmdir")
}
if len(entries) != 0 {
return fs.ErrorDirectoryNotEmpty
}
// Remove the directory
root := path.Join(f.root, dir)
c, err := f.getSftpConnection()
if err != nil {