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Add pika-refind-btrfs-hooks/usr/share/booster/hooks-early/01_pika_live.sh

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Ward Nakchbandi (CosmicFusion) 2024-12-17 16:08:08 +01:00
parent f5afd1274c
commit 53dbced29e
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pika-refind-btrfs-hooks/usr/share/booster/hooks-early/01_pika_live.sh Normal file
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#! /bin/bash
set -e
# Mount the proc kernel temp mount
busybox mount -n -t proc proc /proc
# Check if bootloader wants the hook to be executed
BOOT_PARAM="$(busybox grep -o 'boot=[^ ]*' /proc/cmdline | busybox awk -F= '{print $2}')"
if [[ $BOOT_PARAM != "live" ]]
then
exit 0
fi
VTOY_ISO_NAME_PARAM="$(busybox grep -o 'VTOY_ISO_NAME=[^ ]*' /proc/cmdline | busybox awk -F= '{print $2}')"
busybox echo '[PikaOS Booster Live Hook]: boot=live detected in kernel cmdline, running LiveISO hooks...'
### Create mounting dirs
busybox echo '[PikaOS Booster Live Hook]: Creating mountpoints...'
busybox mkdir -p /mnt/medium /mnt/filesystem /mnt/overlay /booster.root
# Try finding Appended partition among standard partition blocks.
busybox echo '[PikaOS Booster Live Hook]: Searching for Live medium...'
LIVE_MEDIA="$(busybox blkid | busybox grep "PikaOS 4" | busybox grep "iso9660" | busybox head -n1 | busybox awk -F: '{print $1}')"
if [ -z "$LIVE_MEDIA" ]
then
# Try getting appended partition from Ventoy ISO Partition
busybox echo '[PikaOS Booster Live Hook]: Live medium could not be found among standard blocks.'
busybox echo '[PikaOS Booster Live Hook]: Attempting Ventoy mapping hook.'
# Get Ventoy ISO Partition ID
VENTOY_DEVICE="$(busybox blkid | busybox grep "Ventoy" | busybox head -n1 | busybox awk -F: '{print $1}')"
# Keep retrying 10 times incase usb_storage has yet to pick up
while [ -z "$VENTOY_DEVICE" ]
do
busybox echo '[PikaOS Booster Live Hook]: Ventoy Device not found retrying...'
VENTOY_DEVICE="$(busybox blkid | busybox grep "Ventoy" | busybox head -n1 | busybox awk -F: '{print $1}')"
((c++)) && ((c==10)) && break
sleep 5
done
# Get filesystem if iso was found
if [ ! -z "$VENTOY_DEVICE" ]
then
busybox echo "[PikaOS Booster Live Hook]: Ventoy device found as $VENTOY_DEVICE !"
busybox mkdir -p /mnt/ventoy
busybox mount -o ro "$VENTOY_DEVICE" /mnt/ventoy
### Mount live medium
busybox echo '[PikaOS Booster Live Hook]: Mounting Live medium...'
busybox mount -o ro,loop /mnt/ventoy/$VTOY_ISO_NAME_PARAM /mnt/medium
else
busybox echo '[PikaOS Booster Live Hook]: Error: Live medium could not be found!'
exit 32
fi
else
busybox echo "[PikaOS Booster Live Hook]: Live medium found on $LIVE_MEDIA !"
### Mount live medium
busybox echo '[PikaOS Booster Live Hook]: Mounting Live medium...'
busybox mount -o ro $LIVE_MEDIA /mnt/medium
fi
### Create loop from squashfs
busybox echo '[PikaOS Booster Live Hook]: Mounting Live medium squashfs image...'
busybox mount -o loop,ro /mnt/medium/live/filesystem.squashfs /mnt/filesystem
### Mount tmpfs on ram
busybox echo '[PikaOS Booster Live Hook]: Creating Ramfs...'
busybox mount -t tmpfs -o mode=1777 overlay_tmpfs /mnt/overlay
### Create overlay dirs
busybox mkdir -p /mnt/overlay/upper /mnt/overlay/work
### Create merged overlay
busybox echo '[PikaOS Booster Live Hook]: Creating writable overlay Rootfs on ramfs...'
busybox mount -t overlay overlay -o lowerdir=/mnt/filesystem:/mnt/medium,upperdir=/mnt/overlay/upper,workdir=/mnt/overlay/work /booster.root