Files
buildx/vendor/github.com/tonistiigi/fsutil/root_xattr.go

26 lines
556 B
Go

//go:build linux || darwin || freebsd || netbsd
package fsutil
import (
"os"
"github.com/pkg/errors"
"golang.org/x/sys/unix"
)
var _ RootXattr = (*root)(nil)
func (r *root) LSetxattr(name, key string, value []byte, flags int) error {
f, err := r.OpenFile(name, os.O_RDONLY|unix.O_NOFOLLOW|unix.O_NONBLOCK, 0)
if err != nil {
return errors.WithStack(err)
}
defer f.Close()
if err := unix.Fsetxattr(int(f.Fd()), key, value, flags); err != nil {
return errors.WithStack(&os.PathError{Op: "fsetxattr", Path: name, Err: err})
}
return nil
}