60-dracut-remove.hook

[Trigger]
Type = Path
Operation = Remove
Target = usr/lib/modules/*/pkgbase
Target = usr/lib/dracut/*

[Action]
Description = Removing linux initcpios...
When = PreTransaction
Exec = /usr/local/bin/dracut-remove.sh
NeedsTargets

90-dracut-install.hook

[Trigger]
Type = Path
Operation = Install
Operation = Upgrade
Target = usr/lib/modules/*/pkgbase
Target = usr/lib/dracut/*

[Action]
Description = Updating linux initcpios (with dracut!)...
When = PostTransaction
Exec = /usr/local/bin/dracut-install.sh
NeedsTargets

dracut-install.sh

#!/usr/bin/env bash

#args=(--add "i915 kvmgt vfio_pci vfio vfio-iommu-type1 vfio-virqfd vfio-mdev" --lz4 --hostonly-cmdline --quiet --early-microcode --omit-drivers "network iscsi" --include /etc/modprobe.d/i915.conf --include /etc/modprobe.d/modprobe.conf --include /etc/modprobe.d/kvm.conf --include /etc/environment)

while read -r line; do
	if [[ "$line" == 'usr/lib/modules/'+([^/])'/pkgbase' ]]; then
		read -r pkgbase < "/${line}"
		kver="${line#'usr/lib/modules/'}"
		kver="${kver%'/pkgbase'}"

		install -Dm0644 "/${line%'/pkgbase'}/vmlinuz" "/boot/vmlinuz-dracut-${pkgbase}"
		dracut  --force "/boot/initramfs-dracut-${pkgbase}.img" --kver "$kver"
		dracut --no-hostonly --force "/boot/initramfs-dracut-${pkgbase}-fallback.img" --kver "$kver"
	fi
done

dracut-remove.sh

#!/usr/bin/env bash

while read -r line; do
	if [[ "$line" == 'usr/lib/modules/'+([^/])'/pkgbase' ]]; then
		read -r pkgbase < "/${line}"
		rm -f "/boot/vmlinuz-dracut-${pkgbase}" "/boot/initramfs-dracut-${pkgbase}.img" "/boot/initramfs-dracut-${pkgbase}-fallback.img"
	fi
done

myflags.conf

hostonly_cmdline="yes"
compress="lz4"
force_drivers+=" i915 kvmgt vfio_pci vfio vfio-iommu-type1 vfio-virqfd vfio-mdev "
omit_dracutmodules+=" network iscsi "
early_microcode="yes"
install_optional_items+=" /etc/environment /etc/modprobe.d/i915.conf /etc/modprobe.d/modprobe.conf /etc/modprobe.d/kvm.conf "