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321
META-INF/com/google/android/update-binary
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321
META-INF/com/google/android/update-binary
Normal file
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#!/sbin/sh
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##########################################################################################
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# Functions
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##########################################################################################
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ui_print() {
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if ($BOOTMODE); then
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echo "$1"
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else
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echo -n -e "ui_print $1\n" >> /proc/self/fd/$OUTFD
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echo -n -e "ui_print\n" >> /proc/self/fd/$OUTFD
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fi
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}
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grep_prop() {
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REGEX="s/^$1=//p"
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shift
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FILES=$@
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if [ -z "$FILES" ]; then
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FILES='/system/build.prop'
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fi
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cat $FILES 2>/dev/null | sed -n $REGEX | head -n 1
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}
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is_mounted() {
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if [ ! -z "$2" ]; then
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cat /proc/mounts | grep $1 | grep $2, >/dev/null
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else
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cat /proc/mounts | grep $1 >/dev/null
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fi
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return $?
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}
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mount_image() {
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if [ ! -d "$2" ]; then
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mkdir -p $2 2>/dev/null
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chmod 755 $2
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[ ! -d "$2" ] && return 1
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fi
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if (! is_mounted $2); then
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LOOPDEVICE=
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for LOOP in 0 1 2 3 4 5 6 7; do
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if (! is_mounted $2); then
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LOOPDEVICE=/dev/block/loop$LOOP
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if [ ! -f "$LOOPDEVICE" ]; then
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mknod $LOOPDEVICE b 7 $LOOP
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fi
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losetup $LOOPDEVICE $1
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if [ "$?" -eq "0" ]; then
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mount -t ext4 -o loop $LOOPDEVICE $2
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if (! is_mounted $2); then
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/system/bin/toolbox mount -t ext4 -o loop $LOOPDEVICE $2
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fi
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if (! is_mounted $2); then
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/system/bin/toybox mount -t ext4 -o loop $LOOPDEVICE $2
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fi
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fi
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if (is_mounted $2); then
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ui_print "- Mounting $1 to $2"
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break;
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fi
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fi
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done
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fi
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}
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set_perm() {
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chown $2:$3 $1 || exit 1
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chmod $4 $1 || exit 1
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if [ "$5" ]; then
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chcon $5 $1 2>/dev/null
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else
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chcon 'u:object_r:system_file:s0' $1 2>/dev/null
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fi
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}
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set_perm_recursive() {
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find $1 -type d 2>/dev/null | while read dir; do
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set_perm $dir $2 $3 $4 $6
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done
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find $1 -type f 2>/dev/null | while read file; do
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set_perm $file $2 $3 $5 $6
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done
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}
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mktouch() {
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mkdir -p ${1%/*}
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if [ -z "$2" ]; then
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touch $1
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else
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echo $2 > $1
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fi
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chmod 644 $1
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}
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payload_size_check() {
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reqSizeM=0;
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for entry in $(unzip -l "$@" 2>/dev/null | tail -n +4 | awk '{ print $1 }'); do
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test $entry != "--------" && reqSizeM=$((reqSizeM + entry)) || break;
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done;
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test $reqSizeM -lt 1048576 && reqSizeM=1 || reqSizeM=$((reqSizeM / 1048576));
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}
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target_size_check() {
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e2fsck -p -f $1
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curBlocks=`e2fsck -n $1 2>/dev/null | cut -d, -f3 | cut -d\ -f2`;
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curUsedM=$((`echo "$curBlocks" | cut -d/ -f1` * 4 / 1024));
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curSizeM=$((`echo "$curBlocks" | cut -d/ -f2` * 4 / 1024));
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curFreeM=$((curSizeM - curUsedM));
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}
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##########################################################################################
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# Flashable update-binary preparation
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##########################################################################################
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OUTFD=$2
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ZIP=$3
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readlink /proc/$$/fd/$OUTFD 2>/dev/null | grep /tmp >/dev/null
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if [ "$?" -eq "0" ]; then
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OUTFD=0
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for FD in `ls /proc/$$/fd`; do
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readlink /proc/$$/fd/$FD 2>/dev/null | grep pipe >/dev/null
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if [ "$?" -eq "0" ]; then
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ps | grep " 3 $FD " | grep -v grep >/dev/null
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if [ "$?" -eq "0" ]; then
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OUTFD=$FD
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break
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fi
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fi
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done
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fi
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if [ -z "$BOOTMODE" ]; then
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BOOTMODE=false
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fi
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if ($BOOTMODE) && (! is_mounted /magisk); then
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ui_print "! Magisk is not activated!... abort"
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exit 1
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fi
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# Fix SuperSU.....
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($BOOTMODE) && /data/magisk/sepolicy-inject -s fsck --live
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TMPDIR=/tmp
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MOUNTPATH=/magisk
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IMGNAME=magisk.img
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if ($BOOTMODE); then
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TMPDIR=/dev/tmp
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MOUNTPATH=/dev/magisk_merge
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IMGNAME=magisk_merge.img
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fi
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mkdir -p $TMPDIR 2>/dev/null
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cd $TMPDIR
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unzip -o "$ZIP" config.sh
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if [ ! -f "config.sh" ]; then
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ui_print "! Failed: Unable to extract zip file!"
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exit 1
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fi
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source config.sh
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INSTALLER=$TMPDIR/$MODID
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MODPATH=$MOUNTPATH/$MODID
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mkdir -p $INSTALLER
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cd $INSTALLER
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unzip -o "$ZIP" "common/*" module.prop
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##########################################################################################
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# Main
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##########################################################################################
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# Print mod name
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print_modname
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# Please leave this message in your flashable zip for credits :)
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ui_print "******************************"
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ui_print "Powered by Magisk (@topjohnwu)"
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ui_print "******************************"
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ui_print "- Mounting /system(ro), /vendor(ro), /data, /cache"
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mount -o ro /system 2>/dev/null
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mount -o ro /vendor 2>/dev/null
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mount /data 2>/dev/null
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mount /cache 2>/dev/null
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if [ ! -f '/system/build.prop' ]; then
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ui_print "! Failed: /system could not be mounted!"
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exit 1
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fi
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API=$(grep_prop ro.build.version.sdk)
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ABI=$(grep_prop ro.product.cpu.abi | cut -c-3)
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ABI2=$(grep_prop ro.product.cpu.abi2 | cut -c-3)
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ABILONG=$(grep_prop ro.product.cpu.abi)
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ARCH=arm
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IS64BIT=false
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if [ "$ABI" = "x86" ]; then ARCH=x86; fi;
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if [ "$ABI2" = "x86" ]; then ARCH=x86; fi;
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if [ "$ABILONG" = "arm64-v8a" ]; then ARCH=arm64; IS64BIT=true; fi;
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if [ "$ABILONG" = "x86_64" ]; then ARCH=x64; IS64BIT=true; fi;
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# You can get the Android API version from $API, the CPU architecture from $ARCH
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# Useful if you are creating Android version / platform dependent mods
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IMG=
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if (is_mounted /data); then
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IMG=/data/$IMGNAME
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if [ ! -f "/data/magisk.img" ]; then
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ui_print "! Magisk is not installed!"
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ui_print "! Magisk is required for this mod!"
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exit 1
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fi
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else
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IMG=/cache/magisk.img
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ui_print " "
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ui_print "***********************************"
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ui_print "* !! Data unavailible !! *"
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ui_print "* Magisk detection is impossible *"
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ui_print "* Installation will still proceed *"
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ui_print "* But please make sure you have *"
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ui_print "* Magisk installed!! *"
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ui_print "***********************************"
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ui_print " "
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fi
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payload_size_check "$ZIP" "*"
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if [ -f "$IMG" ]; then
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ui_print "- $IMG detected!"
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target_size_check $IMG
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if [ "$reqSizeM" -gt "$curFreeM" ]; then
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SIZE=$((((reqSizeM + curUsedM) / 32 + 2) * 32))
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ui_print "- Resizing $IMG to ${SIZE}M..."
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resize2fs $IMG ${SIZE}M
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fi
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else
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SIZE=$(((reqSizeM / 32 + 2) * 32));
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ui_print "- Creating $IMG with size ${SIZE}M"
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make_ext4fs -l ${SIZE}M -a /magisk -S $INSTALLER/common/file_contexts_image $IMG
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fi
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mount_image $IMG $MOUNTPATH
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if (! is_mounted $MOUNTPATH); then
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ui_print "! $IMG mount failed... abort"
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exit 1
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fi
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# Create mod paths
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rm -rf $MODPATH 2>/dev/null
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mkdir -p $MODPATH
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# Copy files
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ui_print "- Copying files"
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unzip -o "$ZIP" "system/*" -d $MODPATH
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# Handle replace folders
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for TARGET in $REPLACE; do
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mktouch $MODPATH$TARGET/.replace
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done
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# Auto Mount
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if ($AUTOMOUNT); then
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mktouch $MODPATH/auto_mount
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fi
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# prop files
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if ($PROPFILE); then
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cp -af $INSTALLER/common/system.prop $MODPATH/system.prop
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fi
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# Module info
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cp -af $INSTALLER/module.prop $MODPATH/module.prop
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if ($BOOTMODE); then
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# Update info for Magisk Manager
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mktouch /magisk/$MODID/update
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cp -af $INSTALLER/module.prop /magisk/$MODID/module.prop
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fi
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# post-fs-data mode scripts
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if ($POSTFSDATA); then
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cp -af $INSTALLER/common/post-fs-data.sh $MODPATH/post-fs-data.sh
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fi
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# service mode scripts
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if ($LATESTARTSERVICE); then
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cp -af $INSTALLER/common/service.sh $MODPATH/service.sh
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fi
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ui_print "- Setting permissions"
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set_permissions
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ui_print "- Unmounting partitions"
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umount $MOUNTPATH
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losetup -d $LOOPDEVICE
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rmdir $MOUNTPATH
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# Shrink the image if possible
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target_size_check $IMG
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NEWDATASIZE=$(((curUsedM / 32 + 2) * 32))
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if [ "$curSizeM" -gt "$NEWDATASIZE" ]; then
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ui_print "- Shrinking $IMG to ${NEWDATASIZE}M..."
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resize2fs $IMG ${NEWDATASIZE}M
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fi
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if (! $BOOTMODE); then
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umount /system
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umount /vendor 2>/dev/null
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fi
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ui_print "- Done"
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exit 0
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