copyDir copies the src directory contents into dst. Both directories should already exist. If ignoreDot is set to true, then dot-prefixed files/folders are ignored.
(ctx context.Context, dst string, src string, ignoreDot bool, disableSymlinks bool, umask os.FileMode)
| 12 | // |
| 13 | // If ignoreDot is set to true, then dot-prefixed files/folders are ignored. |
| 14 | func copyDir(ctx context.Context, dst string, src string, ignoreDot bool, disableSymlinks bool, umask os.FileMode) error { |
| 15 | src, err := filepath.EvalSymlinks(src) |
| 16 | if err != nil { |
| 17 | return err |
| 18 | } |
| 19 | |
| 20 | walkFn := func(path string, info os.FileInfo, err error) error { |
| 21 | if err != nil { |
| 22 | return err |
| 23 | } |
| 24 | if path == src { |
| 25 | return nil |
| 26 | } |
| 27 | |
| 28 | if ignoreDot && strings.HasPrefix(filepath.Base(path), ".") { |
| 29 | // Skip any dot files |
| 30 | if info.IsDir() { |
| 31 | return filepath.SkipDir |
| 32 | } else { |
| 33 | return nil |
| 34 | } |
| 35 | } |
| 36 | |
| 37 | if disableSymlinks { |
| 38 | if info.Mode()&os.ModeSymlink == os.ModeSymlink { |
| 39 | return ErrSymlinkCopy |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | // The "path" has the src prefixed to it. We need to join our |
| 44 | // destination with the path without the src on it. |
| 45 | dstPath := filepath.Join(dst, path[len(src):]) |
| 46 | |
| 47 | // If we have a directory, make that subdirectory, then continue |
| 48 | // the walk. |
| 49 | if info.IsDir() { |
| 50 | if path == filepath.Join(src, dst) { |
| 51 | // dst is in src; don't walk it. |
| 52 | return nil |
| 53 | } |
| 54 | |
| 55 | if err := os.MkdirAll(dstPath, mode(0755, umask)); err != nil { |
| 56 | return err |
| 57 | } |
| 58 | |
| 59 | return nil |
| 60 | } |
| 61 | |
| 62 | // If we have a file, copy the contents. |
| 63 | _, err = copyFile(ctx, dstPath, path, disableSymlinks, info.Mode(), umask) |
| 64 | return err |
| 65 | } |
| 66 | |
| 67 | return filepath.Walk(src, walkFn) |
| 68 | } |