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Code Issues Releases Wiki Activity

restore: check file type in verify

This commit is contained in:
Michael Eischer 2024-05-22 17:36:52 +02:00
parent 663151db57
commit 8aa3ab6ef8
1 changed files with 3 additions and 1 deletions
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4
internal/restorer/restorer.go
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@ -473,7 +473,7 @@ func (res *Restorer) VerifyFiles(ctx context.Context, dst string) (int, error) {
// Reusing buffers prevents the verifier goroutines allocating all of RAM and
// flushing the filesystem cache (at least on Linux).
func (res *Restorer) verifyFile(target string, node *restic.Node, buf []byte) ([]byte, error) {
f, err := os.Open(target)
f, err := os.OpenFile(target, fs.O_RDONLY|fs.O_NOFOLLOW, 0)
if err != nil {
return buf, err
}
@ -485,6 +485,8 @@ func (res *Restorer) verifyFile(target string, node *restic.Node, buf []byte) ([
switch {
case err != nil:
return buf, err
case !fi.Mode().IsRegular():
return buf, errors.Errorf("Expected %s to be a regular file", target)
case int64(node.Size) != fi.Size():
return buf, errors.Errorf("Invalid file size for %s: expected %d, got %d",
target, node.Size, fi.Size())