149 lines
3.8 KiB
Bash
149 lines
3.8 KiB
Bash
#MAGISK
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##########################################################################################
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#
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# Magisk Flash Script
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# by topjohnwu
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#
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# This script will detect, construct the environment for Magisk
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# It will then call boot_patch.sh to patch the boot image
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#
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##########################################################################################
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##########################################################################################
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# Preparation
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##########################################################################################
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# This path should work in any cases
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TMPDIR=/dev/tmp
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INSTALLER=$TMPDIR/install
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COMMONDIR=$INSTALLER/common
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APK=$COMMONDIR/magisk.apk
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CHROMEDIR=$INSTALLER/chromeos
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# Default permissions
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umask 022
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OUTFD=$2
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ZIP=$3
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if [ ! -f $COMMONDIR/util_functions.sh ]; then
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echo "! Unable to extract zip file!"
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exit 1
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fi
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# Load utility fuctions
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. $COMMONDIR/util_functions.sh
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get_outfd
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##########################################################################################
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# Detection
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##########################################################################################
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ui_print "************************"
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ui_print "* Magisk v$MAGISK_VER Installer"
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ui_print "************************"
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is_mounted /data || mount /data || is_mounted /cache || mount /cache || abort "! Unable to mount partitions"
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mount_partitions
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find_boot_image
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find_dtbo_image
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get_flags
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[ -z $BOOTIMAGE ] && abort "! Unable to detect boot image"
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ui_print "- Found boot/ramdisk image: $BOOTIMAGE"
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[ -z $DTBOIMAGE ] || ui_print "- Found dtbo image: $DTBOIMAGE"
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# Detect version and architecture
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api_level_arch_detect
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[ $API -lt 21 ] && abort "! Magisk is only for Android higher than Lollipop (5.0+) (SDK 21+)"
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ui_print "- Device platform: $ARCH"
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BINDIR=$INSTALLER/$ARCH32
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chmod -R 755 $CHROMEDIR $BINDIR
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# Check if system root is installed and remove
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remove_system_su
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##########################################################################################
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# Environment
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##########################################################################################
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ui_print "- Constructing environment"
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DATA=false
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DATA_DE=false
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if grep ' /data ' /proc/mounts | grep -vq 'tmpfs'; then
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# Test if data is writable
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touch /data/.rw && rm /data/.rw && DATA=true
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# Test if DE storage is writable
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$DATA && [ -d /data/adb ] && touch /data/adb/.rw && rm /data/adb/.rw && DATA_DE=true
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fi
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if $DATA; then
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MAGISKBIN=/data/magisk
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$DATA_DE && MAGISKBIN=/data/adb/magisk
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run_migrations
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else
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MAGISKBIN=/cache/data_bin
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fi
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# Copy required files
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rm -rf $MAGISKBIN/* 2>/dev/null
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mkdir -p $MAGISKBIN 2>/dev/null
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cp -af $BINDIR/. $COMMONDIR/. $CHROMEDIR $TMPDIR/bin/busybox $MAGISKBIN
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chmod -R 755 $MAGISKBIN
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# addon.d
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if [ -d /system/addon.d ]; then
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ui_print "- Adding addon.d survival script"
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mount -o rw,remount /system
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echo "#!/sbin/sh" > /system/addon.d/99-magisk.sh
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echo "# ADDOND_VERSION=2" >> /system/addon.d/99-magisk.sh
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echo ". /data/adb/magisk/addon.d.sh" >> /system/addon.d/99-magisk.sh
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chmod 755 /system/addon.d/99-magisk.sh
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fi
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$BOOTMODE || recovery_actions
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##########################################################################################
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# Boot patching
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##########################################################################################
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eval $BOOTSIGNER -verify < $BOOTIMAGE && BOOTSIGNED=true
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$BOOTSIGNED && ui_print "- Boot image is signed with AVB 1.0"
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SOURCEDMODE=true
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cd $MAGISKBIN
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# Source the boot patcher
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. ./boot_patch.sh "$BOOTIMAGE"
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flash_boot_image new-boot.img "$BOOTIMAGE"
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rm -f new-boot.img
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if [ -f stock_boot* ]; then
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rm -f /data/stock_boot* 2>/dev/null
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$DATA && mv stock_boot* /data
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fi
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$KEEPVERITY || patch_dtbo_image
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if [ -f stock_dtbo* ]; then
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rm -f /data/stock_dtbo* 2>/dev/null
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$DATA && mv stock_dtbo* /data
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fi
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cd /
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# Cleanups
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$BOOTMODE || recovery_cleanup
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rm -rf $TMPDIR
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ui_print "- Done"
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exit 0
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