afero/filter_readonly.go

66 lines
1.2 KiB
Go

package afero
import (
"os"
"syscall"
"time"
)
type ReadOnlyFilter struct {
}
func NewReadonlyFilter() Fs {
return &ReadOnlyFilter{}
}
func (r *ReadOnlyFilter) Chtimes(n string, a, m time.Time) error {
return syscall.EPERM
}
func (r *ReadOnlyFilter) Chmod(n string, m os.FileMode) error {
return syscall.EPERM
}
func (r *ReadOnlyFilter) Name() string {
return "readOnlyFilter"
}
func (r *ReadOnlyFilter) Stat(name string) (os.FileInfo, error) {
return nil, nil
}
func (r *ReadOnlyFilter) Rename(o, n string) error {
return syscall.EPERM
}
func (r *ReadOnlyFilter) RemoveAll(p string) error {
return syscall.EPERM
}
func (r *ReadOnlyFilter) Remove(n string) error {
return syscall.EPERM
}
func (r *ReadOnlyFilter) OpenFile(name string, flag int, perm os.FileMode) (File, error) {
if flag&os.O_RDONLY != 0 {
return nil, nil
}
return nil, syscall.EPERM
}
func (r *ReadOnlyFilter) Open(n string) (File, error) {
return nil, nil
}
func (r *ReadOnlyFilter) Mkdir(n string, p os.FileMode) error {
return syscall.EPERM
}
func (r *ReadOnlyFilter) MkdirAll(n string, p os.FileMode) error {
return syscall.EPERM
}
func (r *ReadOnlyFilter) Create(n string) (File, error) {
return nil, syscall.EPERM
}