105 lines
2.4 KiB
Go
105 lines
2.4 KiB
Go
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package main
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import (
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"fmt"
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"io/fs"
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"io/ioutil"
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"log"
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"os"
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"strconv"
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"strings"
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"time"
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"github.com/codingsince1985/checksum"
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)
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func generate_manifest(dir string) error {
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files, err := get_files(dir)
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if err != nil {
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log.Println("Error reading Image Files in folder: ", dir)
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return err
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}
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file_struct := split_filenames(files, dir)
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build_manifest(file_struct, dir)
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return err
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}
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func get_files(dir string) ([]fs.FileInfo, error) {
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files, err := ioutil.ReadDir(dir)
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if err != nil {
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return nil, err
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}
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return files, nil
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}
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func split_filenames(files []fs.FileInfo, dir string) []Files {
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var data []Files
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for i := range files {
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current_name := files[i].Name()
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split := strings.Split(current_name, "-")
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split_name := len(split) - 1
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// Routername
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router_name := strings.Join(split[5:split_name], "-")
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//RELEASE
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router_release := strings.Join(split[3:5], "-")
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//Checksum
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sha256, _ := checksum.SHA256sum(dir + "/" + current_name)
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//FileSize
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filesize := files[i].Size()
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//Build Struct
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data = append(data, Files{Model: router_name, Name: current_name, Release: router_release, Checksum: sha256, Size: filesize})
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}
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return data
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}
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func build_manifest(files []Files, dir string) error {
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// Datei zum Schreiben öffnen
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release := strings.Split(files[0].Release, "-")
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file, err := os.Create(dir + release[0] + ".manifest")
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if err != nil {
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fmt.Println("error creating manifest file")
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return err
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}
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defer file.Close()
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// Aktuelles Datum und Uhrzeit abrufen
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now := time.Now()
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// Datum im gewünschten Format formatieren
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formatted := now.Format("2006-01-02 15:04:05-07:00")
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branch_line := "BRANCH=" + release[0] + "\n"
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date_line := "DATE=" + formatted + "\n"
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prio_line := "PRIORITY=0" + "\n"
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// Zeilen Schreiben
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// Header
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_, err = file.WriteString(branch_line)
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if err != nil {
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return err
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}
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_, err = file.WriteString(date_line)
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if err != nil {
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return err
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}
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_, err = file.WriteString(prio_line)
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if err != nil {
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return err
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}
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_, err = file.WriteString("\n")
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if err != nil {
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return err
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}
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// Router Lines
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for i := range files {
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size_str := strconv.Itoa(int(files[i].Size))
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line := files[i].Model + " " + files[i].Release + " " + files[i].Checksum + " " + size_str + " " + files[i].Name + "\n"
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_, err := file.WriteString(line)
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if err != nil {
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return err
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}
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}
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log.Println("Manifest file " + release[0] + ".manifest" + " generated")
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return err
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}
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