72 lines
1.4 KiB
Go
72 lines
1.4 KiB
Go
package utils
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import (
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"os"
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"io"
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"path"
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"net/http"
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"archive/tar"
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"compress/gzip"
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)
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func DownloadFromUrl(dest string, url string, chmod os.FileMode) error {
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resp, err := http.Get(url)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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out, err := os.Create(dest)
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defer out.Close()
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if err != nil {
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return err
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}
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_, err = io.Copy(out, resp.Body)
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if err != nil {
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return err
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}
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os.Chmod(dest, chmod)
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return nil
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}
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func ExtractTarGz(dest string, gzipStream io.Reader) error {
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uncompressedStream, err := gzip.NewReader(gzipStream)
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if err != nil {
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return err
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}
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tarReader := tar.NewReader(uncompressedStream)
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for {
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header, err := tarReader.Next()
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if err == io.EOF {
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break
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}
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switch header.Typeflag {
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case tar.TypeDir:
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// if err := os.Mkdir(dest + "/" + header.Name, 0755); err != nil {
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// return err
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// }
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case tar.TypeReg:
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outName := dest + "/" + path.Base(header.Name)
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outFile, _ := os.Create(outName)
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if err != nil {
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return err
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}
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if _, err := io.Copy(outFile, tarReader); err != nil {
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return err
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}
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outFile.Close()
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}
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}
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return nil
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}
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