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cloudhost/seediso/windows11/build-seed.sh
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#!/usr/bin/env bash
set -euo pipefail
script_dir="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
output="${1:-${script_dir}/seed.iso}"
arch="${2:-${VM_IMAGE_ARCH:-$(uname -m)}}"
case "$arch" in
arm64|aarch64) answer_arch=arm64 ;;
x86_64|amd64) answer_arch=amd64 ;;
*) printf 'Error: unsupported architecture: %s\n' "$arch" >&2; exit 1 ;;
esac
# The answer file's components name the processor architecture, so render a
# copy for the target architecture.
work_dir="$(mktemp -d)"
trap 'rm -rf "$work_dir"' EXIT
sed "s/processorArchitecture=\"amd64\"/processorArchitecture=\"${answer_arch}\"/" \
"$script_dir/Autounattend.xml" >"$work_dir/Autounattend.xml"
seed_files=(
"$work_dir/Autounattend.xml"
"$script_dir/Configure-Windows.ps1"
)
# Numbered installer scripts (10-Install-Git-Admin.bat, 20-..., in install order).
shopt -s nullglob
seed_files+=("$script_dir"/[0-9][0-9]-*.bat)
shopt -u nullglob
mkdir -p "$(dirname -- "$output")"
if command -v xorriso >/dev/null 2>&1; then
xorriso -as mkisofs -quiet -o "$output" -V CIDATA -J -r "${seed_files[@]}"
elif command -v genisoimage >/dev/null 2>&1; then
genisoimage -quiet -o "$output" -V CIDATA -J -r "${seed_files[@]}"
elif command -v mkisofs >/dev/null 2>&1; then
mkisofs -quiet -o "$output" -V CIDATA -J -r "${seed_files[@]}"
else
printf 'Error: install xorriso, genisoimage, or mkisofs.\n' >&2
exit 1
fi
printf 'Built Windows 11 answer-file ISO: %s\n' "$output"