Платформа ЦРНП "Мирокод" для разработки проектов
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80 lines
1.6 KiB
80 lines
1.6 KiB
package afero |
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import ( |
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"os" |
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"syscall" |
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"time" |
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) |
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var _ Lstater = (*ReadOnlyFs)(nil) |
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type ReadOnlyFs struct { |
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source Fs |
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} |
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func NewReadOnlyFs(source Fs) Fs { |
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return &ReadOnlyFs{source: source} |
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} |
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func (r *ReadOnlyFs) ReadDir(name string) ([]os.FileInfo, error) { |
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return ReadDir(r.source, name) |
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} |
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func (r *ReadOnlyFs) Chtimes(n string, a, m time.Time) error { |
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return syscall.EPERM |
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} |
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func (r *ReadOnlyFs) Chmod(n string, m os.FileMode) error { |
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return syscall.EPERM |
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} |
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func (r *ReadOnlyFs) Name() string { |
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return "ReadOnlyFilter" |
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} |
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func (r *ReadOnlyFs) Stat(name string) (os.FileInfo, error) { |
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return r.source.Stat(name) |
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} |
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func (r *ReadOnlyFs) LstatIfPossible(name string) (os.FileInfo, bool, error) { |
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if lsf, ok := r.source.(Lstater); ok { |
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return lsf.LstatIfPossible(name) |
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} |
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fi, err := r.Stat(name) |
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return fi, false, err |
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} |
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func (r *ReadOnlyFs) Rename(o, n string) error { |
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return syscall.EPERM |
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} |
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func (r *ReadOnlyFs) RemoveAll(p string) error { |
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return syscall.EPERM |
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} |
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func (r *ReadOnlyFs) Remove(n string) error { |
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return syscall.EPERM |
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} |
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func (r *ReadOnlyFs) OpenFile(name string, flag int, perm os.FileMode) (File, error) { |
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if flag&(os.O_WRONLY|syscall.O_RDWR|os.O_APPEND|os.O_CREATE|os.O_TRUNC) != 0 { |
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return nil, syscall.EPERM |
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} |
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return r.source.OpenFile(name, flag, perm) |
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} |
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func (r *ReadOnlyFs) Open(n string) (File, error) { |
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return r.source.Open(n) |
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} |
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func (r *ReadOnlyFs) Mkdir(n string, p os.FileMode) error { |
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return syscall.EPERM |
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} |
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func (r *ReadOnlyFs) MkdirAll(n string, p os.FileMode) error { |
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return syscall.EPERM |
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} |
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func (r *ReadOnlyFs) Create(n string) (File, error) { |
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return nil, syscall.EPERM |
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}
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