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This commit is contained in:
Valeria Fadeeva 2023-04-15 13:58:52 +05:00
parent 1039971aaa
commit 01a53f64d0
10 changed files with 279 additions and 0 deletions
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23
.SRCINFO Normal file
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pkgbase = melawy-dracut-initramfs
pkgdesc = Integration layer for dracut for Arch Linux
pkgver = 0
pkgrel = 1
url = https://github.com/Valeria-Fadeeva/melawy-dracut-initramfs
arch = any
license = AGPLv3
depends = dracut
depends = systemd
depends = python
depends = util-linux
depends = python-pefile
provides = dracut-hook
source = 10-dracut-initramfs-pre-install.hook
source = 60-dracut-initramfs-remove.hook
source = 90-dracut-initramfs-install.hook
source = dracut-initramfs
sha256sums = 4a869624ec1b9078e93ed2a9503f71e86b40c110585332b33262e12f8cd37b03
sha256sums = f77d94b6eced20b518c68cdc41a6e575ff82a3a78863c96ea6e7ba40f75dbe8e
sha256sums = 6ac56a11338191d4e515426fcd5e332cad44777ff45e6ea58667320343eef998
sha256sums = 3b96f5fadd5c4c8b0ec44da63079a29c01a572f359433419f93ecfea923f8117
pkgname = melawy-dracut-initramfs

7
.gitignore vendored Normal file
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*.pkg.tar
*.pkg.tar.*
*.zst
*.zst.*
pkg/
src/
.idea/

15
10-dracut-initramfs-pre-install.hook Normal file
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[Trigger]
Type = Path
Operation = Install
Operation = Upgrade
Target = usr/lib/modules/*/pkgbase
Target = usr/lib/dracut/*
Target = usr/lib/systemd/systemd
Target = usr/share/libalpm/hooks/90-dracut-initramfs-install.hook
Target = usr/bin/dracut-initramfs
Target = usr/src/*/dkms.conf
[Action]
Description = Ensure ESP is mounted...
When = PreTransaction
Exec = /usr/bin/dracut-initramfs -x

11
60-dracut-initramfs-remove.hook Normal file
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[Trigger]
Type = Path
Operation = Remove
Target = usr/lib/modules/*/pkgbase
Target = usr/src/*/dkms.conf
[Action]
Description = Removing linux images...
When = PreTransaction
Exec = /usr/bin/dracut-initramfs -y
NeedsTargets

16
90-dracut-initramfs-install.hook Normal file
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[Trigger]
Type = Path
Operation = Install
Operation = Upgrade
Target = usr/lib/modules/*/pkgbase
Target = usr/lib/dracut/*
Target = usr/lib/systemd/systemd
Target = usr/share/libalpm/hooks/90-dracut-initramfs-install.hook
Target = usr/bin/dracut-initramfs
Target = usr/src/*/dkms.conf
[Action]
Description = Updating linux images...
When = PostTransaction
Exec = /usr/bin/dracut-initramfs -z
NeedsTargets

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PKGBUILD Normal file
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# Author: Valeria Fadeeva <valeria@fadeeva.me>
# Maintainer: Valeria Fadeeva <valeria@fadeeva.me>
pkgname=melawy-dracut-initramfs
pkgver=0
pkgrel=1
pkgdesc="Integration layer for dracut for Arch Linux"
url="https://github.com/Valeria-Fadeeva/melawy-dracut-initramfs"
arch=(any)
license=('AGPLv3')
depends=(dracut systemd python util-linux python-pefile)
optdepends=()
source=('10-dracut-initramfs-pre-install.hook'
'60-dracut-initramfs-remove.hook'
'90-dracut-initramfs-install.hook'
'dracut-initramfs')
sha256sums=('4a869624ec1b9078e93ed2a9503f71e86b40c110585332b33262e12f8cd37b03'
'f77d94b6eced20b518c68cdc41a6e575ff82a3a78863c96ea6e7ba40f75dbe8e'
'6ac56a11338191d4e515426fcd5e332cad44777ff45e6ea58667320343eef998'
'3b96f5fadd5c4c8b0ec44da63079a29c01a572f359433419f93ecfea923f8117')
backup=()
provides=(dracut-hook)
conflicts=()
package() {
install -Dm644 "${srcdir}/10-dracut-initramfs-pre-install.hook" "${pkgdir}/usr/share/libalpm/hooks/10-dracut-initramfs-pre-install.hook"
install -Dm644 "${srcdir}/60-dracut-initramfs-remove.hook" "${pkgdir}/usr/share/libalpm/hooks/60-dracut-initramfs-remove.hook"
install -Dm644 "${srcdir}/90-dracut-initramfs-install.hook" "${pkgdir}/usr/share/libalpm/hooks/90-dracut-initramfs-install.hook"
install -Dm755 "${srcdir}/dracut-initramfs" "${pkgdir}/usr/bin/dracut-initramfs"
}

11
README.md
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# melawy-dracut-initramfs # melawy-dracut-initramfs
Integration layer for dracut for Arch Linux Integration layer for dracut for Arch Linux
```
ls -1 /efi/EFI/Linux
```
```
...
initramfs-linux-xanmod-anbox-fallback.img
initramfs-linux-xanmod-anbox.img
...
vmlinuz-linux-xanmod-anbox
```

151
dracut-initramfs Executable file
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#!/bin/bash -e
function usage {
echo "$(basename "$0") [OPTIONS]"
echo " -h shows usage"
echo " -g <version> generate UKI image for specified kernel version"
echo " -a generate UKI images for all available kernels"
}
function check_root {
[ $EUID -eq 0 ] && return
echo "dracut-ukify requires root privileges to work" >&2
exit 1
}
if [[ ${#} -eq 0 ]]; then
usage
fi
declare -a ukify_global_args=()
ESP_PATH=$(bootctl --print-esp-path)
BOOT_PATH="${ESP_PATH}/EFI/Linux"
declare -A kernels
update_all=0
while getopts ":hag:xyz" arg; do
case ${arg} in
g)
found=0
for line in $(pacman -Qql "$OPTARG"); do
if [[ $line =~ ^/usr/lib/modules/([^/]+)/pkgbase$ ]]; then
read -r kernel_name < "/${line}"
kernels["${kernel_name}"]="${BASH_REMATCH[1]}"
found=1
break
fi
done
if (( ! found )); then
echo "Error occurred during '$OPTARG' package traversal" >&2
exit 1
fi
;;
a)
update_all=1
;;
x)
check_root
# Trigger some IO on ESP path to be sure it's mounted by autofs if it's the case
# Otherwise upgrading systemd may cause ESP partition not mounted at the time dracut attempt to write new image
stat "$ESP_PATH" >/dev/null
;;
y)
check_root
while read -r line; do
if [[ "$line" == 'usr/lib/modules/'+([^/])'/pkgbase' ]]; then
read -r kernel_name < "/${line}"
path="$(grep -lE "^${kernel_name}\$" /usr/lib/modules/*/pkgbase)"
kernel_version=$(basename "${path%/pkgbase}")
kernel_image="$BOOT_PATH/vmlinuz-$kernel_name"
initrd_image="$BOOT_PATH/initramfs-$kernel_name.img"
initrd_image_fallback="$BOOT_PATH/initramfs-$kernel_name-fallback.img"
declare -a images=()
images+=($kernel_image)
images+=($initrd_image)
images+=($initrd_image_fallback)
for image in "${images[@]}";
do
if [ -f ]; then
echo "==> Removing $image..."
rm -f $image
fi
done
fi
done
exit 0
;;
z)
check_root
while read -r line; do
if [[ $line =~ ^usr/lib/modules/([^/]+)/pkgbase$ ]]; then
read -r kernel_name < "/${line}"
kernels["${kernel_name}"]="${BASH_REMATCH[1]}"
else
update_all=1
break
fi
done
;;
h)
usage
;;
*)
usage
;;
esac
done
if (( update_all )); then
for kernel_path in /usr/lib/modules/*; do
[ -f "$kernel_path/pkgbase" ] || continue
kernel_version=$(basename $kernel_path)
kernel_dir="/usr/lib/modules/$kernel_version"
pkgbase="$kernel_dir/pkgbase"
kernel_name=$(sed -e 's/^[[:space:]]//g' -e 's/[[:space:]]$//g' "$pkgbase")
if [ -n "$kernel_name" ]; then
kernels["$kernel_name"]="$kernel_version"
fi
done
fi
function gen_image() {
check_root
kernel_name="$1"
kernel_version="$2"
kernel_dir="/usr/lib/modules/$kernel_version"
if [ -f "/etc/kernel/cmdline" ]; then
cmdline=$(sed -e 's/^[[:space:]]//g' -e 's/[[:space:]]$//g' "/etc/kernel/cmdline")
else
cmdline=$(sed -e 's/^[[:space:]]//g' -e 's/[[:space:]]$//g' -e 's/initrd.*$//g' "/proc/cmdline")
fi
vmlinuz="$kernel_dir/vmlinuz"
kernel_image="$BOOT_PATH/vmlinuz-$kernel_name"
initrd_image="$BOOT_PATH/initramfs-$kernel_name.img"
initrd_image_fallback="$BOOT_PATH/initramfs-$kernel_name-fallback.img"
echo "==> Building initrd image $kernel_name $initrd_image"
#dracut --force --hostonly --kver "$kernel_version" --kernel-cmdline="$cmdline" "$BOOT_PATH/initramfs-$kernel_name.img"
dracut --force --hostonly --no-hostonly-cmdline --kver "$kernel_version" "$BOOT_PATH/initramfs-$kernel_name.img"
echo "==> Building initrd image $kernel_name $initrd_image_fallback"
#dracut --force --no-hostonly --kver "$kernel_version" --kernel-cmdline="$cmdline" "$BOOT_PATH/initramfs-$kernel_name-fallback.img"
dracut --force --kver "$kernel_version" "$BOOT_PATH/initramfs-$kernel_name-fallback.img"
cp -vrf $vmlinuz $kernel_image
}
for kernel_name in "${!kernels[@]}"; do
kernel_version="${kernels[$kernel_name]}"
gen_image "$kernel_name" "$kernel_version"
done

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make.sh Executable file
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#!/bin/bash
echo -n > sha256sum.txt
for i in *;
do
([ -f $i ] && [ "$i" != "PKGBUILD" ] && [ "$i" != "$(basename $0)" ] && [ "$i" != "sha256sum.txt" ] ) || continue
echo $(sha256sum $i) | column -t >> sha256sum.txt
done
makepkg --printsrcinfo > .SRCINFO

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sha256sum.txt Normal file
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4a869624ec1b9078e93ed2a9503f71e86b40c110585332b33262e12f8cd37b03 10-dracut-initramfs-pre-install.hook
f77d94b6eced20b518c68cdc41a6e575ff82a3a78863c96ea6e7ba40f75dbe8e 60-dracut-initramfs-remove.hook
6ac56a11338191d4e515426fcd5e332cad44777ff45e6ea58667320343eef998 90-dracut-initramfs-install.hook
3b96f5fadd5c4c8b0ec44da63079a29c01a572f359433419f93ecfea923f8117 dracut-initramfs