53 lines
716 B
Go
53 lines
716 B
Go
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package main
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import (
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"archive/zip"
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"crypto/sha256"
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"fmt"
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"io"
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"os"
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"sort"
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)
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func main() {
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out, err := os.OpenFile(os.Getenv("out"), os.O_CREATE|os.O_RDWR, 0666)
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if err != nil {
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panic(err)
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}
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var files []string
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f, err := zip.OpenReader(os.Getenv("src"))
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if err != nil {
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panic(err)
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}
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for _, file := range f.File {
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if file.Mode().IsDir() {
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continue
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}
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files = append(files, file.Name)
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}
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sort.Strings(files)
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for _, rel := range files {
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f, err := f.Open(rel)
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if err != nil {
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panic(err)
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}
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defer f.Close()
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hash := sha256.New()
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_, err = io.Copy(hash, f)
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if err != nil {
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panic(err)
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}
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fmt.Fprintf(out, "%x %s\n", hash.Sum(nil), rel)
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}
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out.Close()
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f.Close()
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}
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