mkarchiso: validate profile right after reading it

Fixes https://gitlab.archlinux.org/archlinux/archiso/-/issues/76 .
This commit is contained in:
nl6720 2020-11-01 11:43:56 +02:00
parent 57d510fe7f
commit 4dfb473748
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GPG Key ID: 5CE88535E188D369

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@ -339,11 +339,7 @@ _make_customize_airootfs() {
_make_bootmodes() { _make_bootmodes() {
local bootmode local bootmode
for bootmode in "${bootmodes[@]}"; do for bootmode in "${bootmodes[@]}"; do
if typeset -f "_make_bootmode_${bootmode}" &> /dev/null; then _run_once "_make_bootmode_${bootmode}"
_run_once "_make_bootmode_${bootmode}"
else
_msg_error "${bootmode} is not a valid boot mode" 1
fi
done done
} }
@ -530,18 +526,141 @@ _make_bootmode_uefi-x64.systemd-boot.eltorito() {
_run_once _make_efi_dir_on_iso9660 _run_once _make_efi_dir_on_iso9660
} }
# Build airootfs filesystem image _validate_requirements_bootmode_bios.syslinux.mbr() {
_prepare_airootfs_image() { # bios.syslinux.mbr requires bios.syslinux.eltorito
if typeset -f "_mkairootfs_${airootfs_image_type}" &> /dev/null; then # shellcheck disable=SC2076
_run_once "_mkairootfs_${airootfs_image_type}" if [[ ! " ${bootmodes[*]} " =~ ' bios.syslinux.eltorito ' ]]; then
else (( validation_error=validation_error+1 ))
_msg_error "Unsupported image type: '${airootfs_image_type}'" 1 _msg_error "Using 'bios.syslinux.mbr' boot mode without 'bios.syslinux.eltorito' is not supported." 0
fi fi
# Check if the syslinux package is in the package list
# shellcheck disable=SC2076
if [[ ! " ${pkg_list[*]} " =~ ' syslinux ' ]]; then
(( validation_error=validation_error+1 ))
_msg_error "Validating '${bootmode}': The 'syslinux' package is missing from the package list!" 0
fi
# Check if syslinux configuration files exist
if [[ ! -d "${profile}/syslinux" ]]; then
(( validation_error=validation_error+1 ))
_msg_error "Validating '${bootmode}': The '${profile}/syslinux' directory is missing!" 0
else
local cfgfile
for cfgfile in "${profile}/syslinux/"*'.cfg'; do
if [[ -e "${cfgfile}" ]]; then
break
else
(( validation_error=validation_error+1 ))
_msg_error "Validating '${bootmode}': No configuration file found in '${profile}/syslinux/'!" 0
fi
done
fi
# Check for optional packages
# shellcheck disable=SC2076
if [[ ! " ${pkg_list[*]} " =~ ' memtest86+ ' ]]; then
_msg_info "Validating '${bootmode}': 'memtest86+' is not in the package list. Memmory testing will not be available from syslinux."
fi
}
_validate_requirements_bootmode_bios.syslinux.eltorito() {
# Check if the syslinux package is in the package list
# shellcheck disable=SC2076
if [[ ! " ${pkg_list[*]} " =~ ' syslinux ' ]]; then
(( validation_error=validation_error+1 ))
_msg_error "Validating '${bootmode}': The 'syslinux' package is missing from the package list!" 0
fi
# Check if isolinux configuration files exist
if [[ ! -d "${profile}/isolinux" ]]; then
(( validation_error=validation_error+1 ))
_msg_error "Validating '${bootmode}': The '${profile}/isolinux' directory is missing!" 0
else
local cfgfile
for cfgfile in "${profile}/isolinux/"*'.cfg'; do
if [[ -e "${cfgfile}" ]]; then
break
else
(( validation_error=validation_error+1 ))
_msg_error "Validating '${bootmode}': No configuration file found in '${profile}/isolinux/'!" 0
fi
done
fi
# Check for optional packages
# shellcheck disable=SC2076
if [[ ! " ${pkg_list[*]} " =~ ' memtest86+ ' ]]; then
_msg_info "Validating '${bootmode}': 'memtest86+' is not in the package list. Memory testing will not be available from syslinux."
fi
}
_validate_requirements_bootmode_uefi-x64.systemd-boot.esp() {
# Check if mkfs.fat is available
if ! command -v mkfs.fat &> /dev/null; then
(( validation_error=validation_error+1 ))
_msg_error "Validating '${bootmode}': mkfs.fat is not available on this host. Install 'dosfstools'!" 0
fi
# Check if mmd and mcopy are available
if ! { command -v mmd &> /dev/null && command -v mcopy &> /dev/null; }; then
_msg_error "Validating '${bootmode}': mmd and/or mcopy are not available on this host. Install 'mtools'!" 0
fi
# Check if systemd-boot configuration files exist
if [[ ! -d "${profile}/efiboot/loader/entries" ]]; then
(( validation_error=validation_error+1 ))
_msg_error "Validating '${bootmode}': The '${profile}/efiboot/loader/entries' directory is missing!" 0
else
if [[ ! -e "${profile}/efiboot/loader/loader.conf" ]]; then
(( validation_error=validation_error+1 ))
_msg_error "Validating '${bootmode}': File '${profile}/efiboot/loader/loader.conf' not found!" 0
fi
local conffile
for conffile in "${profile}/efiboot/loader/entries/"*'.conf'; do
if [[ -e "${conffile}" ]]; then
break
else
(( validation_error=validation_error+1 ))
_msg_error "Validating '${bootmode}': No configuration file found in '${profile}/efiboot/loader/entries/'!" 0
fi
done
fi
# Check for optional packages
# shellcheck disable=SC2076
if [[ ! " ${pkg_list[*]} " =~ ' edk2-shell ' ]]; then
_msg_info "'edk2-shell' is not in the package list. The ISO will not contain a bootable UEFI shell."
fi
}
_validate_requirements_bootmode_uefi-x64.systemd-boot.eltorito() {
# uefi-x64.systemd-boot.eltorito has the exact same requirements as uefi-x64.systemd-boot.esp
_validate_requirements_bootmode_uefi-x64.systemd-boot.esp
}
# Build airootfs filesystem image
_prepare_airootfs_image() {
_run_once "_mkairootfs_${airootfs_image_type}"
_mkchecksum _mkchecksum
[[ -n "${gpg_key}" ]] && _mksignature [[ -n "${gpg_key}" ]] && _mksignature
} }
_validate_requirements_airootfs_image_type_squashfs() {
if ! command -v mksquashfs &> /dev/null; then
(( validation_error=validation_error+1 ))
_msg_error "Validating '${airootfs_image_type}': mksquashfs is not available on this host. Install 'squashfs-tools'!" 0
fi
}
_validate_requirements_airootfs_image_type_ext4+squashfs() {
if ! { command -v mkfs.ext4 &> /dev/null && command -v tune2fs &> /dev/null; }; then
(( validation_error=validation_error+1 ))
_msg_error "Validating '${airootfs_image_type}': mkfs.ext4 and/or tune2fs is not available on this host. Install 'e2fsprogs'!" 0
fi
_validate_requirements_airootfs_image_type_squashfs
}
# Build ISO # Build ISO
_build_iso() { _build_iso() {
local xorrisofs_options=() local xorrisofs_options=()
@ -594,8 +713,6 @@ _build_iso() {
# Required options to boot with ISOLINUX # Required options to boot with ISOLINUX
'-no-emul-boot' '-boot-load-size' '4' '-boot-info-table' '-no-emul-boot' '-boot-load-size' '4' '-boot-info-table'
) )
else
_msg_error "Using 'bios.syslinux.mbr' boot mode without 'bios.syslinux.eltorito' is not supported." 1
fi fi
fi fi
@ -669,6 +786,9 @@ _build_iso() {
# Read profile's values from profiledef.sh # Read profile's values from profiledef.sh
_read_profile() { _read_profile() {
local validation_error=0
local bootmode
if [[ -z "${profile}" ]]; then if [[ -z "${profile}" ]]; then
_msg_error "No profile specified!" 1 _msg_error "No profile specified!" 1
fi fi
@ -687,11 +807,52 @@ _read_profile() {
packages="$(realpath -- "${profile}/packages.${arch}")" packages="$(realpath -- "${profile}/packages.${arch}")"
pacman_conf="$(realpath -- "${pacman_conf}")" pacman_conf="$(realpath -- "${pacman_conf}")"
# Enumerate packages
[[ -e "${packages}" ]] || _msg_error "File '${packages}' does not exist!" 1
mapfile -t pkg_list < <(sed '/^[[:blank:]]*#.*/d;s/#.*//;/^[[:blank:]]*$/d' "${packages}")
cd -- "${OLDPWD}" cd -- "${OLDPWD}"
# Validate profile
# Check if the package list file exists and read packages from it
if [[ -e "${packages}" ]]; then
mapfile -t pkg_list < <(sed '/^[[:blank:]]*#.*/d;s/#.*//;/^[[:blank:]]*$/d' "${packages}")
if (( ${#pkg_list} < 1 )); then
(( validation_error=validation_error+1 ))
_msg_error "No package specified in '${packages}'." 0
fi
else
(( validation_error=validation_error+1 ))
_msg_error "File '${packages}' does not exist." 0
fi
# Check if pacman configuration file exists
if [[ ! -e "${pacman_conf}" ]]; then
(( validation_error=validation_error+1 ))
_msg_error "File '${pacman_conf}' does not exist." 0
fi
# Check if the specified bootmodes are supported
for bootmode in "${bootmodes[@]}"; do
if typeset -f "_make_bootmode_${bootmode}" &> /dev/null; then
if typeset -f "_validate_requirements_bootmode_${bootmode}" &> /dev/null; then
"_validate_requirements_bootmode_${bootmode}"
else
_msg_warning "Function '_validate_requirements_bootmode_${bootmode}' does not exist. Validating the requirements of '${bootmode}' boot mode will not be possible."
fi
else
(( validation_error=validation_error+1 ))
_msg_error "${bootmode} is not a valid boot mode!" 0
fi
done
# Check if the specified airootfs_image_type is supported
if typeset -f "_mkairootfs_${airootfs_image_type}" &> /dev/null; then
if typeset -f "_validate_requirements_airootfs_image_type_${airootfs_image_type}" &> /dev/null; then
"_validate_requirements_airootfs_image_type_${airootfs_image_type}"
else
_msg_warning "Function '_validate_requirements_airootfs_image_type_${airootfs_image_type}' does not exist. Validating the requirements of '${airootfs_image_type}' airootfs image type will not be possible."
fi
else
(( validation_error=validation_error+1 ))
_msg_error "Unsupported image type: '${airootfs_image_type}'" 0
fi
if (( validation_error )); then
_msg_error "${validation_error} errors were encountered while validating the profile. Aborting." 1
fi
fi fi
} }