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111 lines
1.6 KiB
111 lines
1.6 KiB
package Archive
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import (
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"archive/tar"
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"compress/gzip"
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"io"
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"io/fs"
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"os"
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"path/filepath"
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"strings"
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)
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func UnGzip(source, target string) error {
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var (
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reader, writer *os.File
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archive *gzip.Reader
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e error
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)
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reader, e = os.Open(source)
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if e != nil {
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return e
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}
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defer reader.Close()
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archive, e = gzip.NewReader(reader)
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if e != nil {
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return e
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}
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defer archive.Close()
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target = filepath.Join(target, archive.Name)
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writer, e = os.Create(target)
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if e != nil {
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return e
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}
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defer writer.Close()
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_, e = io.Copy(writer, archive)
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return e
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}
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func Untar(tarball, target string) error {
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var (
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reader *os.File
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tarReader *tar.Reader
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header *tar.Header
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info fs.FileInfo
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file *os.File
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path string
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e error
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)
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reader, e = os.Open(tarball)
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if e != nil {
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return e
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}
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defer reader.Close()
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tarReader = tar.NewReader(reader)
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for {
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header, e = tarReader.Next()
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if e == io.EOF {
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break
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}
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if e != nil {
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return e
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}
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path = "/" + strings.Join(strings.Split(header.Name, "/")[1:], "/")
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info = header.FileInfo()
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if info.IsDir() {
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e = os.MkdirAll(path, info.Mode())
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if e != nil {
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return e
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}
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continue
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}
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file, e = os.OpenFile(path, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, info.Mode())
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if e != nil {
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return e
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}
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defer file.Close()
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_, e = io.Copy(file, tarReader)
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if e != nil {
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return e
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}
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}
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return nil
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}
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func UntarGzip(source, target string) error {
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var (
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tarPath string = strings.ReplaceAll(source, ".gz", "")
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e error
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)
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e = UnGzip(source, tarPath)
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if e != nil {
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return e
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}
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return Untar(tarPath, target)
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}
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