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#!/bin/bash
# This file is part of dracut.
# SPDX-License-Identifier: GPL-2.0-or-later
# Prerequisite check(s) for module.
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 255 to only include the module, if another module requires it.
return 255
}
# called by dracut
depends() {
return 0
}
installkernel() {
hostonly='' instmods autofs4 ipv6 algif_hash hmac sha256
instmods -s efivarfs
}
# called by dracut
install() {
local _mods
if [[ $prefix == /run/* ]]; then
dfatal 'systemd does not work with a prefix, which contains "/run"!!'
exit 1
fi
inst_multiple -o \
"$systemdutildir"/systemd \
"$systemdutildir"/systemd-coredump \
"$systemdutildir"/systemd-cgroups-agent \
"$systemdutildir"/systemd-executor \
"$systemdutildir"/systemd-shutdown \
"$systemdutildir"/systemd-reply-password \
"$systemdutildir"/systemd-fsck \
"$systemdutildir"/systemd-udevd \
"$systemdutildir"/systemd-journald \
"$systemdutildir"/systemd-sysctl \
"$systemdutildir"/systemd-modules-load \
"$systemdutildir"/systemd-vconsole-setup \
"$systemdutildir"/systemd-volatile-root \
"$systemdutildir"/systemd-sysroot-fstab-check \
"$systemdutildir"/system-generators/systemd-debug-generator \
"$systemdutildir"/system-generators/systemd-fstab-generator \
"$systemdutildir"/system-generators/systemd-gpt-auto-generator \
"$systemdsystemunitdir"/debug-shell.service \
"$systemdsystemunitdir"/cryptsetup.target \
"$systemdsystemunitdir"/cryptsetup-pre.target \
"$systemdsystemunitdir"/remote-cryptsetup.target \
"$systemdsystemunitdir"/emergency.target \
"$systemdsystemunitdir"/sysinit.target \
"$systemdsystemunitdir"/basic.target \
"$systemdsystemunitdir"/halt.target \
"$systemdsystemunitdir"/kexec.target \
"$systemdsystemunitdir"/local-fs.target \
"$systemdsystemunitdir"/local-fs-pre.target \
"$systemdsystemunitdir"/remote-fs.target \
"$systemdsystemunitdir"/remote-fs-pre.target \
"$systemdsystemunitdir"/multi-user.target \
"$systemdsystemunitdir"/network.target \
"$systemdsystemunitdir"/network-pre.target \
"$systemdsystemunitdir"/network-online.target \
"$systemdsystemunitdir"/nss-lookup.target \
"$systemdsystemunitdir"/nss-user-lookup.target \
"$systemdsystemunitdir"/poweroff.target \
"$systemdsystemunitdir"/reboot.target \
"$systemdsystemunitdir"/rescue.target \
"$systemdsystemunitdir"/rpcbind.target \
"$systemdsystemunitdir"/shutdown.target \
"$systemdsystemunitdir"/final.target \
"$systemdsystemunitdir"/sigpwr.target \
"$systemdsystemunitdir"/sockets.target \
"$systemdsystemunitdir"/swap.target \
"$systemdsystemunitdir"/timers.target \
"$systemdsystemunitdir"/paths.target \
"$systemdsystemunitdir"/umount.target \
"$systemdsystemunitdir"/sys-kernel-config.mount \
"$systemdsystemunitdir"/modprobe@.service \
"$systemdsystemunitdir"/kmod-static-nodes.service \
"$systemdsystemunitdir"/systemd-tmpfiles-setup.service \
"$systemdsystemunitdir"/systemd-tmpfiles-setup-dev.service \
"$systemdsystemunitdir"/systemd-tmpfiles-setup-dev-early.service \
"$systemdsystemunitdir"/systemd-ask-password-console.path \
"$systemdsystemunitdir"/systemd-udevd-control.socket \
"$systemdsystemunitdir"/systemd-udevd-kernel.socket \
"$systemdsystemunitdir"/systemd-ask-password-plymouth.path \
"$systemdsystemunitdir"/systemd-journald.socket \
"$systemdsystemunitdir"/systemd-journald-audit.socket \
"$systemdsystemunitdir"/systemd-ask-password-console.service \
"$systemdsystemunitdir"/systemd-modules-load.service \
"$systemdsystemunitdir"/systemd-halt.service \
"$systemdsystemunitdir"/systemd-poweroff.service \
"$systemdsystemunitdir"/systemd-reboot.service \
"$systemdsystemunitdir"/systemd-kexec.service \
"$systemdsystemunitdir"/systemd-fsck@.service \
"$systemdsystemunitdir"/systemd-udevd.service \
"$systemdsystemunitdir"/systemd-udev-trigger.service \
"$systemdsystemunitdir"/systemd-udev-settle.service \
"$systemdsystemunitdir"/systemd-ask-password-plymouth.service \
"$systemdsystemunitdir"/systemd-journald.service \
"$systemdsystemunitdir"/systemd-vconsole-setup.service \
"$systemdsystemunitdir"/systemd-volatile-root.service \
"$systemdsystemunitdir"/systemd-sysctl.service \
"$systemdsystemunitdir"/sysinit.target.wants/systemd-modules-load.service \
"$systemdsystemunitdir"/sysinit.target.wants/systemd-ask-password-console.path \
"$systemdsystemunitdir"/sysinit.target.wants/systemd-journald.service \
"$systemdsystemunitdir"/sockets.target.wants/systemd-udevd-control.socket \
"$systemdsystemunitdir"/sockets.target.wants/systemd-udevd-kernel.socket \
"$systemdsystemunitdir"/sockets.target.wants/systemd-journald.socket \
"$systemdsystemunitdir"/sockets.target.wants/systemd-journald-audit.socket \
"$systemdsystemunitdir"/sockets.target.wants/systemd-journald-dev-log.socket \
"$systemdsystemunitdir"/sysinit.target.wants/systemd-udevd.service \
"$systemdsystemunitdir"/sysinit.target.wants/systemd-udev-trigger.service \
"$systemdsystemunitdir"/sysinit.target.wants/kmod-static-nodes.service \
"$systemdsystemunitdir"/sysinit.target.wants/systemd-tmpfiles-setup.service \
"$systemdsystemunitdir"/sysinit.target.wants/systemd-tmpfiles-setup-dev.service \
"$systemdsystemunitdir"/sysinit.target.wants/systemd-tmpfiles-setup-dev-early.service \
"$systemdsystemunitdir"/sysinit.target.wants/systemd-sysctl.service \
"$systemdsystemunitdir"/ctrl-alt-del.target \
"$systemdsystemunitdir"/reboot.target \
"$systemdsystemunitdir"/systemd-reboot.service \
"$systemdsystemunitdir"/syslog.socket \
"$systemdsystemunitdir"/slices.target \
"$systemdsystemunitdir"/system.slice \
"$systemdsystemunitdir"/-.slice \
"$tmpfilesdir"/systemd.conf \
journalctl systemctl \
echo swapoff \
kmod insmod rmmod modprobe modinfo depmod lsmod \
mount umount reboot poweroff \
systemd-run systemd-escape \
systemd-cgls systemd-tmpfiles \
systemd-ask-password systemd-tty-ask-password-agent \
/etc/udev/udev.hwdb
inst_multiple -o \
/usr/lib/modules-load.d/*.conf \
/usr/lib/sysctl.d/*.conf
modules_load_get() {
local _line i
for i in "$dracutsysrootdir$1"/*.conf; do
[[ -f $i ]] || continue
while read -r _line || [ -n "$_line" ]; do
case $_line in
\#*) ;;
\;*) ;;
*)
echo "$_line"
;;
esac
done < "$i"
done
}
mapfile -t _mods < <(modules_load_get /usr/lib/modules-load.d)
[[ ${#_mods[@]} -gt 0 ]] && hostonly='' instmods "${_mods[@]}"
if [[ $hostonly ]]; then
inst_multiple -H -o \
/etc/systemd/journald.conf \
/etc/systemd/journald.conf.d/*.conf \
/etc/systemd/system.conf \
/etc/systemd/system.conf.d/*.conf \
"$systemdsystemconfdir"/modprobe@.service \
"$systemdsystemconfdir/modprobe@.service.d/*.conf" \
/etc/hosts \
/etc/hostname \
/etc/nsswitch.conf \
/etc/machine-id \
/etc/machine-info \
/etc/vconsole.conf \
/etc/locale.conf \
/etc/modules-load.d/*.conf \
/etc/sysctl.d/*.conf \
/etc/sysctl.conf \
/etc/udev/udev.conf
mapfile -t _mods < <(modules_load_get /etc/modules-load.d)
[[ ${#_mods[@]} -gt 0 ]] && hostonly='' instmods "${_mods[@]}"
fi
if ! [[ -e "$initdir/etc/machine-id" ]]; then
: > "$initdir/etc/machine-id"
chmod 444 "$initdir/etc/machine-id"
fi
# install adm user/group for journald
inst_multiple nologin
{
grep '^systemd-journal:' "$dracutsysrootdir"/etc/passwd 2> /dev/null
grep '^adm:' "$dracutsysrootdir"/etc/passwd 2> /dev/null
# we don't use systemd-networkd, but the user is in systemd.conf tmpfiles snippet
grep '^systemd-network:' "$dracutsysrootdir"/etc/passwd 2> /dev/null
} >> "$initdir/etc/passwd"
{
grep '^systemd-journal:' "$dracutsysrootdir"/etc/group 2> /dev/null
grep '^wheel:' "$dracutsysrootdir"/etc/group 2> /dev/null
grep '^adm:' "$dracutsysrootdir"/etc/group 2> /dev/null
grep '^utmp:' "$dracutsysrootdir"/etc/group 2> /dev/null
grep '^root:' "$dracutsysrootdir"/etc/group 2> /dev/null
# we don't use systemd-networkd, but the user is in systemd.conf tmpfiles snippet
grep '^systemd-network:' "$dracutsysrootdir"/etc/group 2> /dev/null
} >> "$initdir/etc/group"
local _systemdbinary="$systemdutildir"/systemd
if ldd "$_systemdbinary" | grep -qw libasan; then
local _wrapper="$systemdutildir"/systemd-asan-wrapper
cat > "$initdir"/"$_wrapper" << EOF
#!/bin/sh
mount -t proc -o nosuid,nodev,noexec proc /proc
exec $_systemdbinary
EOF
chmod 755 "$initdir"/"$_wrapper"
_systemdbinary="$_wrapper"
unset _wrapper
fi
ln_r "$_systemdbinary" "/init"
ln_r "$_systemdbinary" "/sbin/init"
unset _systemdbinary
inst_binary true
ln_r "$(find_binary true)" "/usr/bin/loginctl"
ln_r "$(find_binary true)" "/bin/loginctl"
inst_rules \
70-uaccess.rules \
71-seat.rules \
73-seat-late.rules \
90-vconsole.rules \
99-systemd.rules
for i in \
emergency.target \
rescue.target \
systemd-ask-password-console.service \
systemd-ask-password-plymouth.service; do
[[ -f "$systemdsystemunitdir"/$i ]] || continue
$SYSTEMCTL -q --root "$initdir" add-wants "$i" systemd-vconsole-setup.service
done
mkdir -p "$initdir/etc/systemd"
# We must use a volatile journal, and we don't want rate-limiting
{
echo "[Journal]"
echo "Storage=volatile"
echo "RateLimitInterval=0"
echo "RateLimitBurst=0"
} >> "$initdir/etc/systemd/journald.conf"
$SYSTEMCTL -q --root "$initdir" set-default multi-user.target
# Install library file(s)
_arch=${DRACUT_ARCH:-$(uname -m)}
inst_libdir_file \
{"tls/$_arch/",tls/,"$_arch/",}"libnss_*"
}
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