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package main
import (
"fmt"
"log"
"os"
"path/filepath"
"strings"
)
// --- Configuration ---
// !!! IMPORTANT: Set your GPG Key ID here!
// Find it with: gpg --list-secret-keys --keyid-format=long
const gpgKeyID = "5D7C9BE47836D2FA48F83C2B4A854AEAF7E0E16D"
const dist = "sid"
const component = "main"
const poolDir = "pool"
const distsDir = "dists"
var architectures = []string{"amd64", "riscv64", "arm64", "all"}
// DebInfo holds the control information for a single .deb package.
type DebInfo struct {
ControlData map[string]string
Filename string
Size int64
MD5Sum string
SHA1Sum string
SHA256Sum string
}
func main() {
log.Println("--- Starting Debian repository generation in Go ---")
if gpgKeyID == "YOUR_GPG_KEY_ID" || gpgKeyID == "" {
log.Fatal("ERROR: Please set the 'gpgKeyID' constant at the top of the script.")
}
// 1. Clean and create directory structure
distPath := filepath.Join(distsDir, dist)
log.Printf("Cleaning up old dists directory: %s", distPath)
if err := os.RemoveAll(distPath); err != nil {
log.Fatalf("Failed to remove old dists directory: %v", err)
}
log.Println("Creating new directory structure...")
for _, arch := range architectures {
binPath := filepath.Join(distPath, component, "binary-"+arch)
if err := os.MkdirAll(binPath, 0755); err != nil {
log.Fatalf("Failed to create directory %s: %v", binPath, err)
}
}
// 2. Scan pool directory for .deb files and gather info
log.Printf("Scanning for .deb files in %s/ જુ", poolDir)
debInfos, err := scanDebs(poolDir)
if err != nil {
log.Fatalf("Failed to scan .deb files: %v", err)
}
log.Printf("Found %d total .deb packages.", len(debInfos))
// 3. Group packages by architecture
debsByArch := make(map[string][]DebInfo)
for _, deb := range debInfos {
arch := deb.ControlData["Architecture"]
debsByArch[arch] = append(debsByArch[arch], deb)
}
// Add the 'all' packages to each specific architecture list as well, as is standard.
for _, arch := range architectures {
if arch != "all" {
debsByArch[arch] = append(debsByArch[arch], debsByArch["all"]...)
}
}
// 4. Generate Packages files
log.Println("Generating Packages files...")
for _, arch := range architectures {
binPath := filepath.Join(distPath, component, "binary-"+arch)
packagesFile := filepath.Join(binPath, "Packages")
var content strings.Builder
for _, deb := range debsByArch[arch] {
for key, val := range deb.ControlData {
fmt.Fprintf(&content, "%s: %s\n", key, val)
}
fmt.Fprintf(&content, "Filename: %s\n", deb.Filename)
fmt.Fprintf(&content, "Size: %d\n", deb.Size)
fmt.Fprintf(&content, "MD5sum: %s\n", deb.MD5Sum)
fmt.Fprintf(&content, "SHA1: %s\n", deb.SHA1Sum)
fmt.Fprintf(&content, "SHA256: %s\n", deb.SHA256Sum)
fmt.Fprintln(&content)
}
if err := os.WriteFile(packagesFile, []byte(content.String()), 0644); err != nil {
log.Fatalf("Failed to write Packages file for %s: %v", arch, err)
}
// Compress the Packages file
if err := compressFile(packagesFile, "gz"); err != nil {
log.Fatalf("Failed to gzip Packages file for %s: %v", arch, err)
}
if err := compressFile(packagesFile, "bz2"); err != nil {
log.Fatalf("Failed to bzip2 Packages file for %s: %v", arch, err)
}
}
// 5. Generate and sign the Release file
log.Println("Generating and signing Release file...")
if err := generateAndSignReleaseFile(distPath); err != nil {
log.Fatalf("Failed to generate or sign Release file: %v", err)
}
log.Println("--- Repository generation complete! ---")
}
|
