/
zip.go
54 lines (52 loc) · 1.01 KB
/
zip.go
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package prj
import (
"archive/tar"
"compress/gzip"
"io"
"os"
"path/filepath"
)
// createArchive creates a tar.gz archive of the project
func createArchive(source string, target string) error {
out, err := os.Create(target)
if err != nil {
return err
}
defer out.Close()
gw := gzip.NewWriter(out)
defer gw.Close()
tw := tar.NewWriter(gw)
defer tw.Close()
// walk through the source directory
err = filepath.Walk(source, func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
header, err := tar.FileInfoHeader(info, info.Name())
if err != nil {
return err
}
relPath, err := filepath.Rel(source, path)
if err != nil {
return err
}
header.Name = relPath
header.Size = info.Size()
if err := tw.WriteHeader(header); err != nil {
return err
}
if !info.IsDir() {
file, err := os.Open(path)
if err != nil {
return err
}
defer file.Close()
_, err = io.Copy(tw, file)
if err != nil {
return err
}
}
return nil
})
return err
}