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#!/bin/bash
# called by dracut
check() {
[[ $mount_needs ]] && return 1
# If the binary(s) requirements are not fulfilled the module can't be installed
require_binaries "$systemdutildir"/systemd || return 1
return 0
}
# due to the dependencies below, this dracut module needs to be ordered later than systemd-initrd, systemd-ask-password and the crypt dracut modules
# called by dracut
depends() {
local deps
deps="systemd-initrd systemd-ask-password"
# when systemd and crypt are both included
# systemd-cryptsetup is mandatory dependency
# see https://github.com/dracut-ng/dracut-ng/issues/563
if dracut_module_included "crypt"; then
module_check systemd-cryptsetup > /dev/null 2>&1
if [[ $? == 255 ]]; then
deps+=" systemd-cryptsetup"
fi
fi
echo "$deps"
return 0
}
# called by dracut
install() {
inst_script "$moddir/dracut-emergency.sh" /usr/bin/dracut-emergency
inst_simple "$moddir/emergency.service" "${systemdsystemunitdir}"/emergency.service
inst_simple "$moddir/dracut-emergency.service" "${systemdsystemunitdir}"/dracut-emergency.service
inst_simple "$moddir/emergency.service" "${systemdsystemunitdir}"/rescue.service
ln_r "${systemdsystemunitdir}/initrd.target" "${systemdsystemunitdir}/default.target"
inst_script "$moddir/dracut-cmdline.sh" /usr/bin/dracut-cmdline
inst_script "$moddir/dracut-cmdline-ask.sh" /usr/bin/dracut-cmdline-ask
inst_script "$moddir/dracut-pre-udev.sh" /usr/bin/dracut-pre-udev
inst_script "$moddir/dracut-pre-trigger.sh" /usr/bin/dracut-pre-trigger
inst_script "$moddir/dracut-pre-mount.sh" /usr/bin/dracut-pre-mount
inst_script "$moddir/dracut-mount.sh" /usr/bin/dracut-mount
inst_script "$moddir/dracut-pre-pivot.sh" /usr/bin/dracut-pre-pivot
inst_script "$moddir/rootfs-generator.sh" "$systemdutildir"/system-generators/dracut-rootfs-generator
inst_hook cmdline 00 "$moddir/parse-root.sh"
if dracut_module_included initqueue; then
# parse-root.sh injects grep call into initqueue/finished/devexists-${root_name}.sh
inst grep
fi
for i in \
dracut-cmdline.service \
dracut-cmdline-ask.service \
dracut-mount.service \
dracut-pre-mount.service \
dracut-pre-pivot.service \
dracut-pre-trigger.service \
dracut-pre-udev.service; do
inst_simple "$moddir/${i}" "$systemdsystemunitdir/${i}"
$SYSTEMCTL -q --root "$initdir" add-wants initrd.target "$i"
done
inst_simple "$moddir/dracut-tmpfiles.conf" "$tmpfilesdir/dracut-tmpfiles.conf"
inst_multiple sulogin
[ -e "${initdir}/usr/lib" ] || mkdir -m 0755 -p "${initdir}"/usr/lib
local VERSION=""
local PRETTY_NAME=""
# Derive an os-release file from the host, if it exists
if [[ -e "${dracutsysrootdir-}/etc/os-release" ]]; then
# shellcheck disable=SC1090
. "${dracutsysrootdir-}"/etc/os-release
grep -hE -ve '^VERSION=' -ve '^PRETTY_NAME' "${dracutsysrootdir-}"/etc/os-release > "${initdir}"/usr/lib/initrd-release
[[ -n ${VERSION} ]] && VERSION+=" "
[[ -n ${PRETTY_NAME} ]] && PRETTY_NAME+=" "
fi
VERSION+="dracut-$DRACUT_VERSION"
PRETTY_NAME+="dracut-$DRACUT_VERSION (Initramfs)"
{
echo "VERSION=\"$VERSION\""
echo "PRETTY_NAME=\"$PRETTY_NAME\""
# This addition is relatively new, intended to allow software
# to easily detect the dracut version if need be without
# having it mixed in with the real underlying OS version.
echo "DRACUT_VERSION=\"${DRACUT_VERSION}\""
} >> "$initdir"/usr/lib/initrd-release
ln -sf ../usr/lib/initrd-release "$initdir"/etc/initrd-release
ln -sf initrd-release "$initdir"/usr/lib/os-release
ln -sf initrd-release "$initdir"/etc/os-release
}
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