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This commit is contained in:
illiliti 2020-02-27 21:21:34 +03:00
parent a899c50a84
commit 61f74510aa
1 changed files with 25 additions and 23 deletions
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42
files/init
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@ -10,8 +10,11 @@ panic() {
} }
parse_cmdline() { parse_cmdline() {
# store output in variable
read -r cmdline < /proc/cmdline
# turn output into list # turn output into list
set -- $(cat /proc/cmdline) set -f && set +f -- $cmdline
for line in "$@"; do for line in "$@"; do
value="${line##*=}" value="${line##*=}"
@ -93,18 +96,19 @@ findfs_sh() {
sleep 0.5 sleep 0.5
[ "$increment" ] || increment=0 [ "$increment" ] || increment=0
increment=$(( increment + 1 )) increment=$(( increment + 1 ))
[ "$increment" = 10 ] && [ "$increment" = 10 ] && panic "failed to lookup partition"
panic "failed to lookup partition"
done done
printf "%s\n" "$device" printf "%s\n" "$device"
} }
unlock_luks() { unlock_luks() {
[ "$luks_discard" = 1 ] && [ "$luks_discard" = 1 ] && luks_args="--allow-discards $luks_args"
luks_args="--allow-discards $luks_args"
cryptsetup $luks_args luksOpen $(findfs_sh "$luks_root") ${luks_name:-luks_root} || cryptsetup $luks_args \
luksOpen \
$(findfs_sh "$luks_root") \
${luks_name:-luks_root} ||
panic "failed to unlock luks container" panic "failed to unlock luks container"
} }
@ -119,7 +123,10 @@ trigger_lvm() {
} }
mount_rootfs() { mount_rootfs() {
mount ${root_type:+-t $root_type} ${root_opts:+-o $root_opts} $(findfs_sh "$root") /mnt/root || mount ${root_type:+-t $root_type} \
${root_opts:+-o $root_opts} \
$(findfs_sh "$root") \
/mnt/root ||
panic "failed to mount rootfs" panic "failed to mount rootfs"
} }
@ -135,33 +142,28 @@ cleanup() {
} }
boot_system() { boot_system() {
exec switch_root /mnt/root ${init:-/sbin/init} || exec switch_root /mnt/root \
${init:-/sbin/init} ||
panic "failed to boot system" panic "failed to boot system"
} }
/sbin/busybox --install -s /sbin/busybox --install -s
. /config || . /config || panic "failed to source config"
panic "failed to source config"
mount_pseudofs mount_pseudofs
parse_cmdline parse_cmdline
[ "$debug" = 1 ] && set -x [ "$debug" = 1 ] && set -x
setup_devmgr setup_devmgr
# TODO handle situations when LUKS on LVM # TODO handle situations when LUKS on LVM
[ "$luks" = 1 ] && command -v cryptsetup > /dev/null 2>&1 && [ "$luks" = 1 ] &&
unlock_luks command -v cryptsetup > /dev/null 2>&1 && unlock_luks
[ "$lvm" = 1 ] && command -v lvm > /dev/null 2>&1 && [ "$lvm" = 1 ] &&
trigger_lvm command -v lvm > /dev/null 2>&1 && trigger_lvm
mount_rootfs mount_rootfs
[ "$debug" = 1 ] && panic "dropping to shell"
[ "$debug" = 1 ] &&
panic "dropping to shell"
cleanup cleanup
boot_system boot_system