126 lines
4.0 KiB
Bash
Executable File
126 lines
4.0 KiB
Bash
Executable File
#! /bin/bash
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set -e
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# Mount the proc kernel temp mount
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busybox mount -n -t proc proc /proc
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# Check if bootloader wants the hook to be executed
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BOOT_PARAM="$(busybox grep -o 'boot=[^ ]*' /proc/cmdline | busybox awk -F= '{print $2}')"
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if [[ $BOOT_PARAM != "live" ]]
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then
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exit 0
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fi
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# Check if quiet is used
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if [[ "$(busybox cat /proc/cmdline)" =~ (^|[[:space:]])quiet($|[[:space:]]) ]]; then
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QUIET_MODE=true
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else
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QUIET_MODE=false
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fi
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VTOY_ISO_NAME_PARAM="$(busybox grep -o 'VTOY_ISO_NAME=[^ ]*' /proc/cmdline | busybox awk -F= '{print $2}')"
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: boot=live detected in kernel cmdline, running LiveISO hooks...'
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fi
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### Create mounting dirs
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: Creating mountpoints...'
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fi
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busybox mkdir -p /mnt/medium /mnt/filesystem /mnt/overlay /booster.root
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# Try finding Appended partition among standard partition blocks.
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: Searching for Live medium...'
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fi
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LIVE_MEDIA="$(busybox blkid | busybox grep "PikaOS 4" | busybox grep "iso9660" | busybox head -n1 | busybox awk -F: '{print $1}')"
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if [ -z "$LIVE_MEDIA" ]
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then
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# Try getting appended partition from Ventoy ISO Partition
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: Live medium could not be found among standard blocks.'
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fi
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: Attempting Ventoy mapping hook.'
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fi
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# Get Ventoy ISO Partition ID
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VENTOY_DEVICE="$(busybox blkid | busybox grep "Ventoy" | busybox head -n1 | busybox awk -F: '{print $1}')"
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# Keep retrying 10 times incase usb_storage has yet to pick up
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while [ -z "$VENTOY_DEVICE" ]
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do
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: Ventoy Device not found retrying...'
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fi
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VENTOY_DEVICE="$(busybox blkid | busybox grep "Ventoy" | busybox head -n1 | busybox awk -F: '{print $1}')"
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((c++)) && ((c==10)) && break
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busybox sleep 5
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done
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# Get filesystem if iso was found
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if [ ! -z "$VENTOY_DEVICE" ]
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then
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo "[PikaOS Booster Live Hook]: Ventoy device found as $VENTOY_DEVICE !"
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fi
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busybox mkdir -p /mnt/ventoy
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busybox mount -o ro "$VENTOY_DEVICE" /mnt/ventoy
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### Mount live medium
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: Mounting Live medium...'
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fi
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busybox mount -o ro,loop /mnt/ventoy/$VTOY_ISO_NAME_PARAM /mnt/medium
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else
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: Error: Live medium could not be found!'
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fi
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exit 32
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fi
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else
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo "[PikaOS Booster Live Hook]: Live medium found on $LIVE_MEDIA !"
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fi
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### Mount live medium
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: Mounting Live medium...'
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fi
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busybox mount -o ro $LIVE_MEDIA /mnt/medium
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fi
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### Create loop from squashfs
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: Mounting Live medium squashfs image...'
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fi
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busybox mount -o loop,ro /mnt/medium/live/filesystem.squashfs /mnt/filesystem
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### Mount tmpfs on ram
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: Creating Ramfs...'
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fi
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busybox mount -t tmpfs -o mode=1777 overlay_tmpfs /mnt/overlay
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### Create overlay dirs
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busybox mkdir -p /mnt/overlay/upper /mnt/overlay/work
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### Create merged overlay
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if [ "$QUIET_MODE" = false ]
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then
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busybox echo '[PikaOS Booster Live Hook]: Creating writable overlay Rootfs on ramfs...'
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fi
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busybox mount -t overlay overlay -o lowerdir=/mnt/filesystem:/mnt/medium,upperdir=/mnt/overlay/upper,workdir=/mnt/overlay/work /booster.root
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