/
node_xattr.go
42 lines (35 loc) · 1.04 KB
/
node_xattr.go
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// +build !netbsd
// +build !openbsd
// +build !solaris
// +build !windows
package restic
import (
"syscall"
"github.com/restic/restic/internal/errors"
"github.com/pkg/xattr"
)
// Getxattr retrieves extended attribute data associated with path.
func Getxattr(path, name string) ([]byte, error) {
b, e := xattr.Get(path, name)
if err, ok := e.(*xattr.Error); ok && err.Err == syscall.ENOTSUP {
return nil, nil
}
return b, errors.Wrap(e, "Getxattr")
}
// Listxattr retrieves a list of names of extended attributes associated with the
// given path in the file system.
func Listxattr(path string) ([]string, error) {
s, e := xattr.List(path)
if err, ok := e.(*xattr.Error); ok && err.Err == syscall.ENOTSUP {
return nil, nil
}
return s, errors.Wrap(e, "Listxattr")
}
// Setxattr associates name and data together as an attribute of path.
func Setxattr(path, name string, data []byte) error {
e := xattr.Set(path, name, data)
if err, ok := e.(*xattr.Error); ok && err.Err == syscall.ENOTSUP {
return nil
}
return errors.Wrap(e, "Setxattr")
}