func GetVersions(ipfspath, dist string) ([]string, error) {
rc, err := util.Fetch(ipfspath + "/" + dist + "/versions")
if err != nil {
return nil, err
}
defer rc.Close()
var out []string
scan := bufio.NewScanner(rc)
for scan.Scan() {
out = append(out, scan.Text())
}
return out, nil
}
func GetBinaryForVersion(distname, binnom, root, vers, out string) error {
stump.Log("fetching %s version %s", distname, vers)
dir, err := ioutil.TempDir("", "ipfs-update")
if err != nil {
return err
}
stump.VLog(" - using GOOS=%s and GOARCH=%s", runtime.GOOS, runtime.GOARCH)
var archive string
switch runtime.GOOS {
case "windows":
archive = "zip"
default:
archive = "tar.gz"
}
finame := fmt.Sprintf("%s_%s_%s-%s.%s", distname, vers, runtime.GOOS, runtime.GOARCH, archive)
distpath := fmt.Sprintf("%s/%s/%s/%s", root, distname, vers, finame)
data, err := util.Fetch(distpath)
if err != nil {
return err
}
arcpath := filepath.Join(dir, finame)
fi, err := os.Create(arcpath)
if err != nil {
return err
}
stump.VLog(" - writing to", arcpath)
_, err = io.Copy(fi, data)
if err != nil {
return err
}
fi.Close()
return unpackArchive(distname, binnom, arcpath, out, archive)
}