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| -rwxr-xr-x | scripts/run_archiso.sh | 103 |
diff --git a/scripts/run_archiso.sh b/scripts/run_archiso.sh index 210246c..4a062ee 100755 --- a/scripts/run_archiso.sh +++ b/scripts/run_archiso.sh @@ -15,117 +15,106 @@ set -eu print_help() { - cat << EOF + local usagetext + IFS='' read -r -d '' usagetext <<EOF || true Usage: run_archiso [options] Options: - -b set boot type to 'bios' (default) + -b set boot type to 'BIOS' (default) -h print help -i [image] image to boot into - -s use secure boot (only relevant when using UEFI) - -u set boot type to 'uefi' + -s use Secure Boot (only relevant when using UEFI) + -u set boot type to 'UEFI' Example: Run an image using UEFI: $ run_archiso -u -i archiso-2020.05.23-x86_64.iso EOF + printf '%s' "${usagetext}" } cleanup_working_dir() { - if [ -d "${working_dir}" ]; then - rm -rf "${working_dir}" + if [[ -d "${working_dir}" ]]; then + rm -rf -- "${working_dir}" fi } copy_ovmf_vars() { - if [ ! -f /usr/share/edk2-ovmf/x64/OVMF_VARS.fd ]; then - echo "ERROR: OVMF_VARS.fd not found. Install edk2-ovmf." + if [[ ! -f '/usr/share/edk2-ovmf/x64/OVMF_VARS.fd' ]]; then + printf 'ERROR: %s\n' "OVMF_VARS.fd not found. Install edk2-ovmf." exit 1 fi - cp -av /usr/share/edk2-ovmf/x64/OVMF_VARS.fd "${working_dir}" + cp -av -- '/usr/share/edk2-ovmf/x64/OVMF_VARS.fd' "${working_dir}/" } check_image() { - if [ -z "$image" ]; then - echo "ERROR: Image name can not be empty." + if [[ -z "$image" ]]; then + printf 'ERROR: %s\n' "Image name can not be empty." exit 1 fi - if [ ! -f "$image" ]; then - echo "ERROR: Image file ($image) does not exist." + if [[ ! -f "$image" ]]; then + printf 'ERROR: %s\n' "Image file (${image}) does not exist." exit 1 fi } run_image() { - [ "$boot_type" == "bios" ] && run_image_using_bios - [ "$boot_type" == "uefi" ] && run_image_using_uefi -} + if [[ "$boot_type" == 'uefi' ]]; then + copy_ovmf_vars + if [[ "${secure_boot}" == 'on' ]]; then + printf '%s\n' 'Using Secure Boot' + local ovmf_code='/usr/share/edk2-ovmf/x64/OVMF_CODE.secboot.fd' + else + local ovmf_code='/usr/share/edk2-ovmf/x64/OVMF_CODE.fd' + fi + qemu_options+=( + '-drive' "if=pflash,format=raw,unit=0,file=${ovmf_code},readonly" + '-drive' "if=pflash,format=raw,unit=1,file=${working_dir}/OVMF_VARS.fd" + '-global' "driver=cfi.pflash01,property=secure,value=${secure_boot}" + ) + fi -run_image_using_bios() { qemu-system-x86_64 \ -boot order=d,menu=on,reboot-timeout=5000 \ - -m size=3072,slots=0,maxmem=$((3072*1024*1024)) \ + -m "size=3072,slots=0,maxmem=$((3072*1024*1024))" \ -k en \ -name archiso,process=archiso_0 \ -drive file="${image}",media=cdrom,readonly=on,if=virtio \ -display sdl \ -vga virtio \ -device virtio-net-pci,netdev=net0 -netdev user,id=net0 \ - -enable-kvm \ - -no-reboot -} - -run_image_using_uefi() { - local ovmf_code=/usr/share/edk2-ovmf/x64/OVMF_CODE.fd - local secure_boot_state=off - copy_ovmf_vars - if [ "${secure_boot}" == "yes" ]; then - echo "Using Secure Boot" - ovmf_code=/usr/share/edk2-ovmf/x64/OVMF_CODE.secboot.fd - secure_boot_state=on - fi - qemu-system-x86_64 \ - -boot order=d,menu=on,reboot-timeout=5000 \ - -m size=3072,slots=0,maxmem=$((3072*1024*1024)) \ - -k en \ - -name archiso,process=archiso_0 \ - -drive file="${image}",media=cdrom,readonly=on,if=virtio \ - -drive if=pflash,format=raw,unit=0,file="${ovmf_code}",readonly \ - -drive if=pflash,format=raw,unit=1,file="${working_dir}/OVMF_VARS.fd" \ -machine type=q35,smm=on,accel=kvm \ - -global driver=cfi.pflash01,property=secure,value="${secure_boot_state}" \ -global ICH9-LPC.disable_s3=1 \ - -display sdl \ - -vga virtio \ - -device virtio-net-pci,netdev=net0 -netdev user,id=net0 \ -enable-kvm \ + "${qemu_options[@]}" \ -no-reboot } set_image() { - if [ -z "$image" ]; then - echo "ERROR: Image name can not be empty." + if [[ -z "$image" ]]; then + printf 'ERROR: %s\n' "Image name can not be empty." exit 1 fi - if [ ! -f "$image" ]; then - echo "ERROR: Image ($image) does not exist." + if [[ ! -f "$image" ]]; then + printf 'ERROR: %s\n' "Image (${image}) does not exist." exit 1 fi image="$1" } -image="" -boot_type="bios" -secure_boot="no" -working_dir="$(mktemp -d)" +image='' +boot_type='bios' +secure_boot='off' +qemu_options=() +working_dir="$(mktemp -dt run_archiso.XXXXXXXXXX)" trap cleanup_working_dir EXIT -if [ ${#@} -gt 0 ]; then +if (( ${#@} > 0 )); then while getopts 'bhi:su' flag; do - case "${flag}" in + case "$flag" in b) - boot_type=bios + boot_type='bios' ;; h) print_help @@ -135,13 +124,13 @@ if [ ${#@} -gt 0 ]; then image="$OPTARG" ;; u) - boot_type=uefi + boot_type='uefi' ;; s) - secure_boot=yes + secure_boot='on' ;; *) - echo "Error: Wrong option. Try 'run_archiso -h'." + printf '%s\n' "Error: Wrong option. Try 'run_archiso -h'." exit 1 ;; esac |