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Diffstat (limited to 'archiso')
-rwxr-xr-xarchiso/mkarchiso160
1 files changed, 103 insertions, 57 deletions
diff --git a/archiso/mkarchiso b/archiso/mkarchiso
index 7f6de7c..bbbac55 100755
--- a/archiso/mkarchiso
+++ b/archiso/mkarchiso
@@ -445,39 +445,38 @@ _make_boot_on_iso9660() {
# Prepare syslinux for booting from MBR (isohybrid)
_make_bootmode_bios.syslinux.mbr() {
_msg_info "Setting up SYSLINUX for BIOS booting from a disk..."
- install -d -m 0755 -- "${isofs_dir}/syslinux"
+ install -d -m 0755 -- "${isofs_dir}/boot/syslinux"
for _cfg in "${profile}/syslinux/"*.cfg; do
sed "s|%ARCHISO_LABEL%|${iso_label}|g;
s|%INSTALL_DIR%|${install_dir}|g;
s|%ARCH%|${arch}|g" \
- "${_cfg}" > "${isofs_dir}/syslinux/${_cfg##*/}"
+ "${_cfg}" > "${isofs_dir}/boot/syslinux/${_cfg##*/}"
done
if [[ -e "${profile}/syslinux/splash.png" ]]; then
- install -m 0644 -- "${profile}/syslinux/splash.png" "${isofs_dir}/syslinux/"
+ install -m 0644 -- "${profile}/syslinux/splash.png" "${isofs_dir}/boot/syslinux/"
fi
- install -m 0644 -- "${pacstrap_dir}/usr/lib/syslinux/bios/"*.c32 "${isofs_dir}/syslinux/"
- install -m 0644 -- "${pacstrap_dir}/usr/lib/syslinux/bios/lpxelinux.0" "${isofs_dir}/syslinux/"
- install -m 0644 -- "${pacstrap_dir}/usr/lib/syslinux/bios/memdisk" "${isofs_dir}/syslinux/"
+ install -m 0644 -- "${pacstrap_dir}/usr/lib/syslinux/bios/"*.c32 "${isofs_dir}/boot/syslinux/"
+ install -m 0644 -- "${pacstrap_dir}/usr/lib/syslinux/bios/lpxelinux.0" "${isofs_dir}/boot/syslinux/"
+ install -m 0644 -- "${pacstrap_dir}/usr/lib/syslinux/bios/memdisk" "${isofs_dir}/boot/syslinux/"
_run_once _make_boot_on_iso9660
- if [[ -e "${isofs_dir}/syslinux/hdt.c32" ]]; then
- install -d -m 0755 -- "${isofs_dir}/syslinux/hdt"
+ if [[ -e "${isofs_dir}/boot/syslinux/hdt.c32" ]]; then
+ install -d -m 0755 -- "${isofs_dir}/boot/syslinux/hdt"
if [[ -e "${pacstrap_dir}/usr/share/hwdata/pci.ids" ]]; then
gzip -cn9 "${pacstrap_dir}/usr/share/hwdata/pci.ids" > \
- "${isofs_dir}/syslinux/hdt/pciids.gz"
+ "${isofs_dir}/boot/syslinux/hdt/pciids.gz"
fi
find "${pacstrap_dir}/usr/lib/modules" -name 'modules.alias' -print -exec gzip -cn9 '{}' ';' -quit > \
- "${isofs_dir}/syslinux/hdt/modalias.gz"
+ "${isofs_dir}/boot/syslinux/hdt/modalias.gz"
fi
# Add other aditional/extra files to ${install_dir}/boot/
if [[ -e "${pacstrap_dir}/boot/memtest86+/memtest.bin" ]]; then
+ install -d -m 0755 -- "${isofs_dir}/boot/memtest86+/"
# rename for PXE: https://wiki.archlinux.org/title/Syslinux#Using_memtest
- install -m 0644 -- "${pacstrap_dir}/boot/memtest86+/memtest.bin" "${isofs_dir}/${install_dir}/boot/memtest"
- install -d -m 0755 -- "${isofs_dir}/${install_dir}/boot/licenses/memtest86+/"
- install -m 0644 -- "${pacstrap_dir}/usr/share/licenses/common/GPL2/license.txt" \
- "${isofs_dir}/${install_dir}/boot/licenses/memtest86+/"
+ install -m 0644 -- "${pacstrap_dir}/boot/memtest86+/memtest.bin" "${isofs_dir}/boot/memtest86+/memtest"
+ install -m 0644 -- "${pacstrap_dir}/usr/share/licenses/common/GPL2/license.txt" "${isofs_dir}/boot/memtest86+/"
fi
_msg_info "Done! SYSLINUX set up for BIOS booting from a disk successfully."
}
@@ -485,9 +484,9 @@ _make_bootmode_bios.syslinux.mbr() {
# Prepare syslinux for El-Torito booting
_make_bootmode_bios.syslinux.eltorito() {
_msg_info "Setting up SYSLINUX for BIOS booting from an optical disc..."
- install -d -m 0755 -- "${isofs_dir}/syslinux"
- install -m 0644 -- "${pacstrap_dir}/usr/lib/syslinux/bios/isolinux.bin" "${isofs_dir}/syslinux/"
- install -m 0644 -- "${pacstrap_dir}/usr/lib/syslinux/bios/isohdpfx.bin" "${isofs_dir}/syslinux/"
+ install -d -m 0755 -- "${isofs_dir}/boot/syslinux"
+ install -m 0644 -- "${pacstrap_dir}/usr/lib/syslinux/bios/isolinux.bin" "${isofs_dir}/boot/syslinux/"
+ install -m 0644 -- "${pacstrap_dir}/usr/lib/syslinux/bios/isohdpfx.bin" "${isofs_dir}/boot/syslinux/"
# ISOLINUX and SYSLINUX installation is shared
_run_once _make_bootmode_bios.syslinux.mbr
@@ -547,18 +546,7 @@ _make_efibootimg() {
mmd -i "${efibootimg}" ::/EFI ::/EFI/BOOT
}
-# Copy GRUB files to efiboot.img which is used by both IA32 UEFI and x64 UEFI.
-_make_common_bootmode_grub_copy_to_efibootimg() {
- local files_to_copy=()
-
- files_to_copy+=("${work_dir}/grub/"*)
- if compgen -G "${profile}/grub/!(*.cfg)" &> /dev/null; then
- files_to_copy+=("${profile}/grub/"!(*.cfg))
- fi
- mcopy -i "${efibootimg}" "${files_to_copy[@]}" ::/EFI/BOOT/
-}
-
-# Copy GRUB files to efiboot.img which is used by both IA32 UEFI and x64 UEFI.
+# Copy GRUB files to ISO 9660 which is used by both IA32 UEFI and x64 UEFI
_make_common_bootmode_grub_copy_to_isofs() {
local files_to_copy=()
@@ -566,37 +554,86 @@ _make_common_bootmode_grub_copy_to_isofs() {
if compgen -G "${profile}/grub/!(*.cfg)" &> /dev/null; then
files_to_copy+=("${profile}/grub/"!(*.cfg))
fi
- install -m 0644 -- "${files_to_copy[@]}" "${isofs_dir}/EFI/BOOT/"
+ install -d -m 0755 -- "${isofs_dir}/boot/grub"
+ install -m 0644 -- "${files_to_copy[@]}" "${isofs_dir}/boot/grub/"
}
# Prepare GRUB configuration files
_make_common_bootmode_grub_cfg(){
- local _cfg
+ local _cfg archiso_uuid search_filename
install -d -- "${work_dir}/grub"
+ # Precalculate the ISO's modification date in UTC, i.e. its "UUID"
+ TZ=UTC printf -v archiso_uuid '%(%F-%H-%M-%S-00)T' "$SOURCE_DATE_EPOCH"
+ # Create a /boot/grub/YYYY-mm-dd-HH-MM-SS-00.uuid file on ISO 9660. GRUB will search for it to find the ISO
+ # volume. This is similar to what grub-mkrescue does, except it places the file in /.disk/, but we opt to use a
+ # directory that does not start with a dot to avoid it being accidentally missed when copying the ISO's contents.
+ : > "${work_dir}/grub/${archiso_uuid}.uuid"
+ search_filename="/boot/grub/${archiso_uuid}.uuid"
+
# Fill GRUB configuration files
for _cfg in "${profile}/grub/"*'.cfg'; do
sed "s|%ARCHISO_LABEL%|${iso_label}|g;
s|%INSTALL_DIR%|${install_dir}|g;
- s|%ARCH%|${arch}|g" \
+ s|%ARCH%|${arch}|g;
+ s|%ARCHISO_SEARCH_FILENAME%|${search_filename}|g" \
"${_cfg}" > "${work_dir}/grub/${_cfg##*/}"
done
- # Add all GRUB files to the list of files used to calculate the required FAT image size.
- efiboot_files+=("${work_dir}/grub/"
- "${profile}/grub/"!(*.cfg))
+ # Prepare grub.cfg that will be embedded inside the GRUB binaries
IFS='' read -r -d '' grubembedcfg <<'EOF' || true
if ! [ -d "$cmdpath" ]; then
- # On some firmware, GRUB has a wrong cmdpath when booted from an optical disc.
- # https://gitlab.archlinux.org/archlinux/archiso/-/issues/183
- if regexp --set=1:isodevice '^(\([^)]+\))\/?[Ee][Ff][Ii]\/[Bb][Oo][Oo][Tt]\/?$' "$cmdpath"; then
- cmdpath="${isodevice}/EFI/BOOT"
+ # On some firmware, GRUB has a wrong cmdpath when booted from an optical disc. During El Torito boot, GRUB is
+ # launched from a case-insensitive FAT-formatted EFI system partition, but it seemingly cannot access that partition
+ # and sets cmdpath to the whole cd# device which has case-sensitive ISO 9660 + Rock Ridge + Joliet file systems.
+ # See https://gitlab.archlinux.org/archlinux/archiso/-/issues/183 and https://savannah.gnu.org/bugs/?62886
+ if regexp --set=1:archiso_bootdevice '^\(([^)]+)\)\/?[Ee][Ff][Ii]\/[Bb][Oo][Oo][Tt]\/?$' "${cmdpath}"; then
+ set cmdpath="(${archiso_bootdevice})/EFI/BOOT"
+ set ARCHISO_HINT="${archiso_bootdevice}"
+ fi
+fi
+
+# Prepare a hint for the search command using the device in cmdpath
+if [ -z "${ARCHISO_HINT}" ]; then
+ regexp --set=1:ARCHISO_HINT '^\(([^)]+)\)' "${cmdpath}"
+fi
+
+# Search for the ISO volume
+if search --no-floppy --set=archiso_device --file '%ARCHISO_SEARCH_FILENAME%' --hint "${ARCHISO_HINT}"; then
+ set ARCHISO_HINT="${archiso_device}"
+ if probe --set ARCHISO_UUID --fs-uuid "${ARCHISO_HINT}"; then
+ export ARCHISO_UUID
fi
+else
+ echo "Could not find a volume with a '%ARCHISO_SEARCH_FILENAME%' file on it!"
+fi
+
+# Load grub.cfg
+if [ "${ARCHISO_HINT}" == 'memdisk' -o -z "${ARCHISO_HINT}" ]; then
+ echo 'Could not find the ISO volume!'
+elif [ -e "(${ARCHISO_HINT})/boot/grub/grub.cfg" ]; then
+ export ARCHISO_HINT
+ set root="${ARCHISO_HINT}"
+ configfile "(${ARCHISO_HINT})/boot/grub/grub.cfg"
+else
+ echo "File '(${ARCHISO_HINT})/boot/grub/grub.cfg' not found!"
fi
-configfile "${cmdpath}/grub.cfg"
EOF
+ grubembedcfg="${grubembedcfg//'%ARCHISO_SEARCH_FILENAME%'/"${search_filename}"}"
printf '%s\n' "$grubembedcfg" > "${work_dir}/grub-embed.cfg"
+
+ # Write grubenv
+ printf '%.1024s' \
+ "$(printf '# GRUB Environment Block\nNAME=%s\nVERSION=%s\nARCHISO_LABEL=%s\nINSTALL_DIR=%s\nARCH=%s\nARCHISO_SEARCH_FILENAME=%s\n%s' \
+ "${iso_name}" \
+ "${iso_version}" \
+ "${iso_label}" \
+ "${install_dir}" \
+ "${arch}" \
+ "${search_filename}" \
+ "$(printf '%0.1s' "#"{1..1024})")" \
+ > "${work_dir}/grub/grubenv"
}
_make_bootmode_uefi-ia32.grub.esp() {
@@ -607,11 +644,11 @@ _make_bootmode_uefi-ia32.grub.esp() {
# Create EFI binary
# Module list from https://bugs.archlinux.org/task/71382#comment202911
- grubmodules=(all_video at_keyboard boot btrfs cat chain configfile echo efifwsetup efinet ext2 f2fs fat font \
+ grubmodules=(all_video at_keyboard boot btrfs cat chain configfile echo efifwsetup efinet exfat ext2 f2fs fat font \
gfxmenu gfxterm gzio halt hfsplus iso9660 jpeg keylayouts linux loadenv loopback lsefi lsefimmap \
- minicmd normal part_apple part_gpt part_msdos png read reboot regexp search search_fs_file \
- search_fs_uuid search_label serial sleep tpm usb usbserial_common usbserial_ftdi usbserial_pl2303 \
- usbserial_usbdebug video xfs zstd)
+ minicmd normal ntfs ntfscomp part_apple part_gpt part_msdos png read reboot regexp search \
+ search_fs_file search_fs_uuid search_label serial sleep tpm udf usb usbserial_common usbserial_ftdi \
+ usbserial_pl2303 usbserial_usbdebug video xfs zstd)
grub-mkstandalone -O i386-efi \
--modules="${grubmodules[*]}" \
--locales="en@quot" \
@@ -638,7 +675,7 @@ _make_bootmode_uefi-ia32.grub.esp() {
mcopy -i "${efibootimg}" "${work_dir}/BOOTIA32.EFI" ::/EFI/BOOT/BOOTIA32.EFI
# Copy GRUB files
- _run_once _make_common_bootmode_grub_copy_to_efibootimg
+ _run_once _make_common_bootmode_grub_copy_to_isofs
if [[ -e "${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi" ]]; then
mcopy -i "${efibootimg}" "${pacstrap_dir}/usr/share/edk2-shell/ia32/Shell_Full.efi" ::/shellia32.efi
@@ -684,11 +721,11 @@ _make_bootmode_uefi-x64.grub.esp() {
# Create EFI binary
# Module list from https://bugs.archlinux.org/task/71382#comment202911
- grubmodules=(all_video at_keyboard boot btrfs cat chain configfile echo efifwsetup efinet ext2 f2fs fat font \
+ grubmodules=(all_video at_keyboard boot btrfs cat chain configfile echo efifwsetup efinet exfat ext2 f2fs fat font \
gfxmenu gfxterm gzio halt hfsplus iso9660 jpeg keylayouts linux loadenv loopback lsefi lsefimmap \
- minicmd normal part_apple part_gpt part_msdos png read reboot regexp search search_fs_file \
- search_fs_uuid search_label serial sleep tpm usb usbserial_common usbserial_ftdi usbserial_pl2303 \
- usbserial_usbdebug video xfs zstd)
+ minicmd normal ntfs ntfscomp part_apple part_gpt part_msdos png read reboot regexp search \
+ search_fs_file search_fs_uuid search_label serial sleep tpm udf usb usbserial_common usbserial_ftdi \
+ usbserial_pl2303 usbserial_usbdebug video xfs zstd)
grub-mkstandalone -O x86_64-efi \
--modules="${grubmodules[*]}" \
--locales="en@quot" \
@@ -709,7 +746,7 @@ _make_bootmode_uefi-x64.grub.esp() {
mcopy -i "${efibootimg}" "${work_dir}/BOOTx64.EFI" ::/EFI/BOOT/BOOTx64.EFI
# Copy GRUB files
- _run_once _make_common_bootmode_grub_copy_to_efibootimg
+ _run_once _make_common_bootmode_grub_copy_to_isofs
if [[ -e "${pacstrap_dir}/usr/share/edk2-shell/x64/Shell_Full.efi" ]]; then
mcopy -i "${efibootimg}" "${pacstrap_dir}/usr/share/edk2-shell/x64/Shell_Full.efi" ::/shellx64.efi
@@ -717,10 +754,9 @@ _make_bootmode_uefi-x64.grub.esp() {
# Add other aditional/extra files to ${install_dir}/boot/
if [[ -e "${pacstrap_dir}/boot/memtest86+/memtest.efi" ]]; then
- install -m 0644 -- "${pacstrap_dir}/boot/memtest86+/memtest.efi" "${isofs_dir}/${install_dir}/boot/memtest.efi"
- install -d -m 0755 -- "${isofs_dir}/${install_dir}/boot/licenses/memtest86+/"
- install -m 0644 -- "${pacstrap_dir}/usr/share/licenses/common/GPL2/license.txt" \
- "${isofs_dir}/${install_dir}/boot/licenses/memtest86+/"
+ install -d -m 0755 -- "${isofs_dir}/boot/memtest86+/"
+ install -m 0644 -- "${pacstrap_dir}/boot/memtest86+/memtest.efi" "${isofs_dir}/boot/memtest86+/memtest.efi"
+ install -m 0644 -- "${pacstrap_dir}/usr/share/licenses/common/GPL2/license.txt" "${isofs_dir}/boot/memtest86+/"
fi
_msg_info "Done! GRUB set up for UEFI booting successfully."
@@ -1047,6 +1083,10 @@ _export_netboot_artifacts() {
_msg_info "Exporting netboot artifacts..."
install -d -m 0755 "${out_dir}"
cp -a -- "${isofs_dir}/${install_dir}/" "${out_dir}/"
+
+ # Remove grubenv since it serves no purpose in netboot artifacts
+ rm -f -- "${out_dir}/${install_dir}/grubenv"
+
_msg_info "Done!"
du -hs -- "${out_dir}/${install_dir}"
}
@@ -1250,9 +1290,9 @@ _validate_requirements_buildmode_netboot() {
_add_xorrisofs_options_bios.syslinux.eltorito() {
xorrisofs_options+=(
# El Torito boot image for x86 BIOS
- '-eltorito-boot' 'syslinux/isolinux.bin'
+ '-eltorito-boot' 'boot/syslinux/isolinux.bin'
# El Torito boot catalog file
- '-eltorito-catalog' 'syslinux/boot.cat'
+ '-eltorito-catalog' 'boot/syslinux/boot.cat'
# Required options to boot with ISOLINUX
'-no-emul-boot' '-boot-load-size' '4' '-boot-info-table'
)
@@ -1262,7 +1302,7 @@ _add_xorrisofs_options_bios.syslinux.eltorito() {
_add_xorrisofs_options_bios.syslinux.mbr() {
xorrisofs_options+=(
# SYSLINUX MBR bootstrap code; does not work without "-eltorito-boot syslinux/isolinux.bin"
- '-isohybrid-mbr' "${isofs_dir}/syslinux/isohdpfx.bin"
+ '-isohybrid-mbr' "${isofs_dir}/boot/syslinux/isohdpfx.bin"
# When GPT is used, create an additional partition in the MBR (besides 0xEE) for sectors 0–1 (MBR
# bootstrap code area) and mark it as bootable
# May allow booting on some systems
@@ -1643,7 +1683,13 @@ _make_version() {
install -d -m 0755 -- "${isofs_dir}/${install_dir}"
# Write version file to ISO 9660
printf '%s\n' "${iso_version}" > "${isofs_dir}/${install_dir}/version"
+
+ fi
+ if [[ "${buildmode}" == "iso" ]]; then
# Write grubenv with version information to ISO 9660
+ # TODO: after sufficient time has passed, do not create this file anymore when GRUB boot modes are used.
+ # _make_common_bootmode_grub_cfg already creates ${isofs_dir}/boot/grub/grubenv
+ rm -f -- "${isofs_dir}/${install_dir}/grubenv"
printf '%.1024s' "$(printf '# GRUB Environment Block\nNAME=%s\nVERSION=%s\n%s' \
"${iso_name}" "${iso_version}" "$(printf '%0.1s' "#"{1..1024})")" \
> "${isofs_dir}/${install_dir}/grubenv"