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Generate checksums during package #679

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merged 5 commits into from
Aug 12, 2021
Merged

Generate checksums during package #679

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6519163
Generate checksums during package
Jul 22, 2021
f64a1f7
Calculate the sha256 while writing to the file
Jul 23, 2021
11bcb52
Add the sha256 artifacts to the release
Jul 29, 2021
b02eff5
rename linux to linux-x86-64 in the build and release yml files
Aug 10, 2021
caaeff2
Add a new line at the end of each sha file
Aug 12, 2021
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45 changes: 42 additions & 3 deletions tools/packager/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -4,8 +4,11 @@ import (
"archive/tar"
"bytes"
"compress/gzip"
"crypto/sha256"
"encoding/hex"
"flag"
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
Expand Down Expand Up @@ -47,15 +50,12 @@ func doPackage() error {
if err != nil {
return errors.Wrap(err, fmt.Sprintf("Failed to open -archivePath %s", archivePath))
}
defer f.Close()

zw := gzip.NewWriter(f)
defer zw.Close()

tw := archive.NewNormalizingTarWriter(tar.NewWriter(zw))
tw.WithUID(0)
tw.WithGID(0)
defer tw.Close()

templateContents, err := ioutil.ReadFile(descriptorPath)
if err != nil {
Expand Down Expand Up @@ -112,6 +112,45 @@ func doPackage() error {
return errors.Wrap(err, "Failed to write dir to archive")
}

err = tw.Close()
if err != nil {
return errors.Wrap(err, "Failed to close tar writer")
}

err = zw.Close()
if err != nil {
return errors.Wrap(err, "Failed to close gzip writer")
}

err = f.Close()
if err != nil {
return errors.Wrap(err, fmt.Sprintf("Failed to close -archivePath %s", archivePath))
}

f, err = os.OpenFile(archivePath, os.O_RDONLY, 0777)
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if err != nil {
return errors.Wrap(err, fmt.Sprintf("Failed to open -archivePath %s", archivePath))
}
defer f.Close()

h := sha256.New()
if _, err = io.Copy(h, f); err != nil {
return errors.Wrap(err, fmt.Sprintf("Failed to calculate sha256 of -archivePath %s", archivePath))
}

hashFileName := archivePath + ".sha256"
hashFile, err := os.OpenFile(hashFileName, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, 0777)
if err != nil {
return errors.Wrap(err, fmt.Sprintf("Failed to open %s", hashFileName))
}
defer hashFile.Close()

sha := hex.EncodeToString(h.Sum(nil))
_, err = hashFile.Write([]byte(sha))
if err != nil {
return errors.Wrap(err, fmt.Sprintf("Failed to write sha256:%s to %s", h.Sum(nil), hashFileName))
}

return nil
}

Expand Down