93 lines
3.1 KiB
Bash
93 lines
3.1 KiB
Bash
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#!/bin/bash
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# build-iso.sh — Ubuntu 24.04 Autoinstall ISO für Ventoy bauen
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# Ausführen auf einem Ubuntu/Debian-System mit Internetzugang
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# Ergebnis: ubuntu-macbook-autoinstall.iso (~4-5 GB)
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set -e
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UBUNTU_ISO_URL="https://releases.ubuntu.com/24.04/ubuntu-24.04-live-server-amd64.iso"
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UBUNTU_ISO="ubuntu-24.04-live-server-amd64.iso"
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OUTPUT_ISO="ubuntu-macbook-autoinstall.iso"
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WORKDIR="/tmp/iso-build"
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RED='\033[0;31m'; GREEN='\033[0;32m'; YELLOW='\033[1;33m'; NC='\033[0m'
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ok() { echo -e "${GREEN}✓ $*${NC}"; }
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warn() { echo -e "${YELLOW}⚠ $*${NC}"; }
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echo "════════════════════════════════════════════"
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echo " macbook-setup ISO Builder"
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echo "════════════════════════════════════════════"
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# Abhängigkeiten
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echo -e "\n=== Abhängigkeiten prüfen ==="
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sudo apt install -y xorriso squashfs-tools genisoimage
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ok "Werkzeuge verfügbar"
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# Ubuntu ISO herunterladen (falls nicht vorhanden)
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if [[ ! -f "$UBUNTU_ISO" ]]; then
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echo -e "\n=== Ubuntu 24.04 ISO herunterladen ==="
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wget --show-progress -O "$UBUNTU_ISO" "$UBUNTU_ISO_URL"
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ok "ISO heruntergeladen"
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else
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ok "ISO bereits vorhanden: $UBUNTU_ISO"
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fi
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# Arbeitsverzeichnis vorbereiten
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echo -e "\n=== ISO entpacken ==="
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rm -rf "$WORKDIR"
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mkdir -p "$WORKDIR/source"
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sudo mount -o loop "$UBUNTU_ISO" /mnt
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cp -rT /mnt "$WORKDIR/source"
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sudo umount /mnt
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chmod -R u+w "$WORKDIR/source"
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ok "ISO entpackt nach $WORKDIR/source"
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# autoinstall-Dateien einfügen
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echo -e "\n=== Autoinstall-Dateien einbetten ==="
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mkdir -p "$WORKDIR/source/autoinstall"
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cp user-data "$WORKDIR/source/autoinstall/"
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cp meta-data "$WORKDIR/source/autoinstall/"
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ok "user-data und meta-data eingefügt"
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# GRUB-Konfiguration: autoinstall-Parameter hinzufügen
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echo -e "\n=== GRUB konfigurieren ==="
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GRUB_CFG="$WORKDIR/source/boot/grub/grub.cfg"
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# Autoinstall-Eintrag am Anfang einfügen
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cat > /tmp/grub-autoinstall.cfg <<'EOF'
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set default=0
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set timeout=10
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menuentry "Ubuntu MacBook AutoInstall" {
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set gfxpayload=keep
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linux /casper/vmlinuz quiet autoinstall ds=nocloud\;s=/cdrom/autoinstall/ ---
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initrd /casper/initrd
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}
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EOF
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cat /tmp/grub-autoinstall.cfg "$GRUB_CFG" > /tmp/grub-merged.cfg
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mv /tmp/grub-merged.cfg "$GRUB_CFG"
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ok "GRUB konfiguriert (autoinstall als Standard)"
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# ISO neu bauen
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echo -e "\n=== ISO bauen ==="
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xorriso -as mkisofs \
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-r -V "Ubuntu-24.04-MacBook" \
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-J -joliet-long \
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-b boot/grub/i386-pc/eltorito.img \
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-c boot.catalog \
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-no-emul-boot -boot-load-size 4 -boot-info-table \
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--efi-boot boot/grub/efi.img \
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-efi-boot-part --efi-startup-part --protective-msdos-label \
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"$WORKDIR/source" \
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-o "$OUTPUT_ISO"
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ok "ISO erstellt: $OUTPUT_ISO"
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echo ""
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echo "Größe: $(du -sh "$OUTPUT_ISO" | cut -f1)"
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echo ""
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warn "Nächster Schritt: ISO auf Ventoy-Stick kopieren"
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echo " cp $OUTPUT_ISO /media/\$USER/Ventoy/"
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echo ""
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warn "Vor der Installation: user-data anpassen!"
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echo " - Passwort-Hash: mkpasswd -m sha-512 DEINPASSWORT"
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echo " - Modell: 'setup.sh -- 13' oder 'setup.sh -- 16' in user-data"
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