mirror of
https://github.com/topjohnwu/Magisk.git
synced 2024-12-12 11:14:29 +00:00
129 lines
4.2 KiB
Bash
129 lines
4.2 KiB
Bash
[ -z $BOOTMODE ] && BOOTMODE=false
|
|
|
|
# This path should work in any cases
|
|
TMPDIR=/dev/tmp
|
|
|
|
BOOTTMP=$TMPDIR/boottmp
|
|
MAGISKBIN=/data/magisk
|
|
CHROMEDIR=$MAGISKBIN/chromeos
|
|
|
|
SYSTEMLIB=/system/lib
|
|
[ -d /system/lib64 ] && SYSTEMLIB=/system/lib64
|
|
|
|
# Default permissions
|
|
umask 022
|
|
|
|
ui_print_wrapper() {
|
|
type ui_print >/dev/null && ui_print "$1" || echo "$1"
|
|
}
|
|
|
|
grep_prop() {
|
|
REGEX="s/^$1=//p"
|
|
shift
|
|
FILES=$@
|
|
if [ -z "$FILES" ]; then
|
|
FILES='/system/build.prop'
|
|
fi
|
|
cat $FILES 2>/dev/null | sed -n "$REGEX" | head -n 1
|
|
}
|
|
|
|
find_boot_image() {
|
|
if [ -z "$BOOTIMAGE" ]; then
|
|
for PARTITION in kern-a KERN-A android_boot ANDROID_BOOT kernel KERNEL boot BOOT lnx LNX; do
|
|
BOOTIMAGE=`readlink /dev/block/by-name/$PARTITION || readlink /dev/block/platform/*/by-name/$PARTITION || readlink /dev/block/platform/*/*/by-name/$PARTITION`
|
|
if [ ! -z "$BOOTIMAGE" ]; then break; fi
|
|
done
|
|
fi
|
|
if [ -z "$BOOTIMAGE" ]; then
|
|
FSTAB="/etc/recovery.fstab"
|
|
[ ! -f "$FSTAB" ] && FSTAB="/etc/recovery.fstab.bak"
|
|
[ -f "$FSTAB" ] && BOOTIMAGE=`grep -E '\b/boot\b' "$FSTAB" | grep -oE '/dev/[a-zA-Z0-9_./-]*'`
|
|
fi
|
|
}
|
|
|
|
# Environments
|
|
# Set permissions
|
|
chmod -R 755 $CHROMEDIR/futility $MAGISKBIN 2>/dev/null
|
|
|
|
# Find the boot image
|
|
find_boot_image
|
|
if [ -z "$BOOTIMAGE" ]; then
|
|
ui_print_wrapper "! Unable to detect boot image"
|
|
exit 1
|
|
fi
|
|
|
|
ui_print_wrapper "- Found Boot Image: $BOOTIMAGE"
|
|
|
|
rm -rf $BOOTTMP 2>/dev/null
|
|
mkdir -p $BOOTTMP
|
|
cd $BOOTTMP
|
|
|
|
ui_print_wrapper "- Unpacking boot image"
|
|
LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --unpack $BOOTIMAGE
|
|
if [ $? -ne 0 ]; then
|
|
ui_print_wrapper "! Unable to unpack boot image"
|
|
exit 1
|
|
fi
|
|
|
|
# Update our previous backup to new format if exists
|
|
if [ -f /data/stock_boot.img ]; then
|
|
SHA1=`LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --sha1 /data/stock_boot.img | tail -n 1`
|
|
STOCKDUMP=/data/stock_boot_${SHA1}.img
|
|
mv /data/stock_boot.img $STOCKDUMP
|
|
LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --compress $STOCKDUMP
|
|
fi
|
|
|
|
# Detect boot image state
|
|
LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --cpio-test ramdisk.cpio
|
|
case $? in
|
|
0 )
|
|
ui_print_wrapper "! Magisk is not installed!"
|
|
ui_print_wrapper "! Nothing to uninstall"
|
|
exit
|
|
;;
|
|
1 )
|
|
# Find SHA1 of stock boot image
|
|
if [ -z $SHA1 ]; then
|
|
LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --cpio-extract ramdisk.cpio init.magisk.rc init.magisk.rc
|
|
SHA1=`grep_prop "# STOCKSHA1" init.magisk.rc`
|
|
[ ! -z $SHA1 ] && STOCKDUMP=/data/stock_boot_${SHA1}.img
|
|
rm -f init.magisk.rc
|
|
fi
|
|
if [ -f ${STOCKDUMP}.gz ]; then
|
|
ui_print_wrapper "- Boot image backup found!"
|
|
LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --decompress ${STOCKDUMP}.gz stock_boot.img
|
|
else
|
|
ui_print_wrapper "! Boot image backup unavailable"
|
|
ui_print_wrapper "- Restoring ramdisk with backup"
|
|
LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --cpio-restore ramdisk.cpio
|
|
LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --repack $BOOTIMAGE stock_boot.img
|
|
fi
|
|
;;
|
|
2 )
|
|
ui_print_wrapper "- SuperSU patched image detected"
|
|
LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --cpio-restore ramdisk.cpio
|
|
LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --repack $BOOTIMAGE stock_boot.img
|
|
;;
|
|
esac
|
|
|
|
# Sign chromeos boot
|
|
if [ -f chromeos ]; then
|
|
echo > config
|
|
echo > bootloader
|
|
LD_LIBRARY_PATH=$SYSTEMLIB $CHROMEDIR/futility vbutil_kernel --pack stock_boot.img.signed --keyblock $CHROMEDIR/kernel.keyblock --signprivate $CHROMEDIR/kernel_data_key.vbprivk --version 1 --vmlinuz stock_boot.img --config config --arch arm --bootloader bootloader --flags 0x1
|
|
rm -f stock_boot.img
|
|
mv stock_boot.img.signed stock_boot.img
|
|
fi
|
|
|
|
ui_print_wrapper "- Flashing stock/reverted image"
|
|
[ ! -L "$BOOTIMAGE" ] && dd if=/dev/zero of=$BOOTIMAGE bs=4096 2>/dev/null
|
|
dd if=stock_boot.img of=$BOOTIMAGE bs=4096
|
|
|
|
ui_print_wrapper "- Removing Magisk files"
|
|
rm -rf /cache/magisk.log /cache/last_magisk.log /cache/magiskhide.log /cache/.disable_magisk \
|
|
/cache/magisk /cache/magisk_merge /cache/magisk_mount /cache/unblock /cache/magisk_uninstaller.sh \
|
|
/data/Magisk.apk /data/magisk.apk /data/magisk.img /data/magisk_merge.img \
|
|
/data/busybox /data/magisk /data/custom_ramdisk_patch.sh 2>/dev/null
|
|
|
|
$BOOTMODE && reboot
|