mirror of
https://github.com/letic/terraform-provider-google.git
synced 2024-09-07 01:26:43 +00:00
50 lines
876 B
Go
50 lines
876 B
Go
![]() |
package getter
|
||
|
|
||
|
import (
|
||
|
"fmt"
|
||
|
"io"
|
||
|
"os"
|
||
|
"path/filepath"
|
||
|
|
||
|
"github.com/ulikunitz/xz"
|
||
|
)
|
||
|
|
||
|
// XzDecompressor is an implementation of Decompressor that can
|
||
|
// decompress xz files.
|
||
|
type XzDecompressor struct{}
|
||
|
|
||
|
func (d *XzDecompressor) Decompress(dst, src string, dir bool) error {
|
||
|
// Directory isn't supported at all
|
||
|
if dir {
|
||
|
return fmt.Errorf("xz-compressed files can only unarchive to a single file")
|
||
|
}
|
||
|
|
||
|
// If we're going into a directory we should make that first
|
||
|
if err := os.MkdirAll(filepath.Dir(dst), 0755); err != nil {
|
||
|
return err
|
||
|
}
|
||
|
|
||
|
// File first
|
||
|
f, err := os.Open(src)
|
||
|
if err != nil {
|
||
|
return err
|
||
|
}
|
||
|
defer f.Close()
|
||
|
|
||
|
// xz compression is second
|
||
|
xzR, err := xz.NewReader(f)
|
||
|
if err != nil {
|
||
|
return err
|
||
|
}
|
||
|
|
||
|
// Copy it out
|
||
|
dstF, err := os.Create(dst)
|
||
|
if err != nil {
|
||
|
return err
|
||
|
}
|
||
|
defer dstF.Close()
|
||
|
|
||
|
_, err = io.Copy(dstF, xzR)
|
||
|
return err
|
||
|
}
|