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#!/bin/bash
# called by dracut
check() {
return 0
}
# called by dracut
depends() {
echo base fs-lib
}
cmdline_journal() {
if [[ $hostonly ]]; then
for dev in "${!host_fs_types[@]}"; do
[[ ${host_fs_types[$dev]} == "reiserfs" ]] || [[ ${host_fs_types[$dev]} == "xfs" ]] || continue
rootopts=$(find_dev_fsopts "$dev")
if [[ ${host_fs_types[$dev]} == "reiserfs" ]]; then
journaldev=$(fs_get_option "$rootopts" "jdev")
elif [[ ${host_fs_types[$dev]} == "xfs" ]]; then
journaldev=$(fs_get_option "$rootopts" "logdev")
fi
if [ -n "$journaldev" ]; then
printf " root.journaldev=%s" "$journaldev"
fi
done
fi
return 0
}
cmdline_rootfs() {
local _block
_block=$(find_root_block_device)
local _dev=/dev/block/$_block
local _fstype _flags _subvol
# "--no-hostonly-default-device" can result in empty root_devs
if [ "${#root_devs[@]}" -eq 0 ]; then
return
fi
if [ -n "$_block" -a -b "$_dev" ]; then
printf " root=%s" "$(shorten_persistent_dev "$(get_persistent_dev "$_dev")")"
fi
_fstype="$(find_mp_fstype /)"
if [[ ${_fstype} == "zfs" ]]; then
local _root_ds
_root_ds="$(findmnt -n -o SOURCE /)"
printf " root=zfs:%s" "${_root_ds// /+}"
fi
_flags="$(find_mp_fsopts /)"
if [ -n "$_fstype" ]; then
printf " rootfstype=%s" "$_fstype"
fi
if [[ $use_fstab != yes ]] && [[ $_fstype == btrfs ]]; then
_subvol=$(findmnt -e -v -n -o FSROOT --target /) \
&& _subvol=${_subvol#/}
_flags="$_flags${_subvol:+,subvol=$_subvol}"
fi
if [ -n "$_flags" ]; then
printf " rootflags=%s" "$_flags"
fi
}
# called by dracut
cmdline() {
cmdline_rootfs
cmdline_journal
}
# called by dracut
install() {
if [[ $hostonly_cmdline == "yes" ]]; then
local _journaldev
_journaldev=$(cmdline_journal)
[[ $_journaldev ]] && printf "%s\n" "$_journaldev" >> "${initdir}/etc/cmdline.d/95root-journaldev.conf"
local _rootdev
_rootdev=$(cmdline_rootfs)
[[ $_rootdev ]] && printf "%s\n" "$_rootdev" >> "${initdir}/etc/cmdline.d/95root-dev.conf"
fi
inst_multiple umount
inst_multiple tr
if ! dracut_module_included "systemd"; then
inst_hook cmdline 95 "$moddir/parse-block.sh"
inst_hook pre-udev 30 "$moddir/block-genrules.sh"
inst_hook mount 99 "$moddir/mount-root.sh"
fi
inst_hook initqueue/timeout 99 "$moddir/rootfallback.sh"
}
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