working chrome os booting

This commit is contained in:
ading2210 2023-11-06 18:54:39 +00:00
parent cd493864ec
commit fece20f385
1 changed files with 62 additions and 7 deletions

View File

@ -152,11 +152,12 @@ get_selection() {
echo "selected $part_path"
if [ "$part_flags" = "CrOS" ]; then
echo "booting chrome os partition"
boot_chromeos $part_path
print_donor_selector "$rootfs_partitions"
get_donor_selection "$rootfs_partitions" "$part_path"
else
boot_target $part_path
fi
return 0
return 1
fi
i=$((i+1))
@ -198,6 +199,55 @@ unbind_tpm() {
unbind_driver "/sys/bus/platform/drivers/tpm_tis"
}
print_donor_selector() {
local rootfs_partitions="$1"
local i=1;
echo "Choose a partition to copy firmware and modules from:";
for rootfs_partition in $rootfs_partitions; do
local part_path=$(echo $rootfs_partition | cut -d ":" -f 1)
local part_name=$(echo $rootfs_partition | cut -d ":" -f 2)
local part_flags=$(echo $rootfs_partition | cut -d ":" -f 3)
if [ "$part_flags" = "CrOS" ]; then
continue;
fi
echo "${i}) ${part_name} on ${part_path}"
i=$((i+1))
done
}
get_donor_selection() {
local rootfs_partitions="$1"
local target="$2"
local i=1;
read -p "Your selection: " selection
for rootfs_partition in $rootfs_partitions; do
local part_path=$(echo $rootfs_partition | cut -d ":" -f 1)
local part_name=$(echo $rootfs_partition | cut -d ":" -f 2)
local part_flags=$(echo $rootfs_partition | cut -d ":" -f 3)
if [ "$part_flags" = "CrOS" ]; then
continue;
fi
if [ "$selection" = "$i" ]; then
echo "selected $part_path as the donor partition"
boot_chromeos $target $part_path
return 0
fi
i=$((i+1))
done
echo "invalid selection"
sleep 1
return 1
}
boot_target() {
local target="$1"
@ -215,10 +265,7 @@ boot_target() {
boot_chromeos() {
local target="$1"
echo "WARNING: this functionality is unfinished and you will only get a bash shell"
echo "starting the init system currently does not work and will cause it to hang"
sleep 5
local donor="$2"
echo "mounting target"
mkdir /newroot
@ -229,11 +276,19 @@ boot_chromeos() {
mount -t tmpfs -o mode=0555 run /newroot/run
mkdir -p -m 0755 /newroot/run/lock
echo "mounting donor partition"
local donor_path="/newroot/tmp/donor"
mkdir -p $donor_path
mount -o ro $donor $donor_path
mount -o bind $donor_path/lib/modules /newroot/lib/modules
mount -o bind $donor_path/lib/firmware /newroot/lib/firmware
echo "moving mounts"
move_mounts /newroot
echo "switching root"
sleep 5
echo "you will have to run 'pkill frecon-lite; exec /sbin/init' to start chrome os normally"
echo "currently guest mode will work fine, but regular profiles may run into some issues"
mkdir -p /newroot/tmp/bootloader
pivot_root /newroot /newroot/tmp/bootloader
local tty="/dev/pts/0"