mirror of
https://gitlab.com/Nanolx/NanoDroid
synced 2024-10-31 09:20:23 +00:00
463 lines
12 KiB
Bash
463 lines
12 KiB
Bash
#!/sbin/sh
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##########################################################################################
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#
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# NanoDroid Patcher survival script
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# by Nanolx
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#
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##########################################################################################
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##########################################################################################
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# Generic Functions
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##########################################################################################
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setup_environment () {
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TMPDIR=/dev/tmp/install
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export ANDROID_DATA="${TMPDIR}"
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PATH="${PATH}:/system/bin:/system/xbin"
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MAGISK_IMG=/data/adb/magisk.img
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MAGISK_PATH=/dev/tmp/magisk_img
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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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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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mount -o rw,remount rootfs /
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mkdir -p "$2" 2>/dev/null
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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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[ -e $LOOPDEVICE ] || mknod $LOOPDEVICE b 7 $LOOP 2>/dev/null
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losetup $LOOPDEVICE "$1" && mount -t ext4 -o loop $LOOPDEVICE "$2"
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if is_mounted "$2"; then
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break;
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fi
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fi
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done
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fi
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}
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# taken from Magisk, with minor modifications for NanoDroid
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mount_partitions () {
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SLOT=$(grep_cmdline androidboot.slot_suffix)
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if [ -z ${SLOT} ]; then
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SLOT=_$(grep_cmdline androidboot.slot)
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[ "${SLOT}" = "_" ] && SLOT=
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fi
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is_mounted /data || mount /data
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${BOOTMODE} || mount -o bind /dev/urandom /dev/random
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! is_mounted /system && mount -o rw /system
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if [ ! -f /system/build.prop ]; then
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SYSTEMBLOCK=$(find /dev/block -iname system${SLOT} | head -n 1)
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mount -t ext4 -o rw ${SYSTEMBLOCK} /system
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fi
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[ -f /system/build.prop ] || is_mounted /system || error "failed to mount /system (unsupported A/B device?)"
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if [ -f /system/init ]; then
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mkdir /system_root 2>/dev/null
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mount --move /system /system_root
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mount -o bind /system_root/system /system
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fi
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[ ! -f /system/build.prop ] && error "failed to mount /system (unsupported A/B device?)"
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}
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error () {
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ui_print "${@}"
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magisk_cleanup
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exit 1
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}
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##########################################################################################
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# Device Functions
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##########################################################################################
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detect_outfd () {
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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=$FD
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break
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fi
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fi
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done
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fi
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}
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detect_bootmode () {
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ps | grep zygote | grep -v grep >/dev/null && BOOTMODE=true || BOOTMODE=false
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${BOOTMODE} || ps -A 2>/dev/null | grep zygote | grep -v grep >/dev/null && BOOTMODE=true
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${BOOTMODE} || id | grep -q 'uid=0' || BOOTMODE=true
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}
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grep_prop() {
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REGEX="${1}"
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shift
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FILES="${@}"
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[ -z "${@}" ] && FILES='/system/build.prop'
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sed -n "s/^${REGEX}=//p" ${FILES} | \
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head -n 1
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}
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grep_cmdline() {
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local REGEX="s/^${1}=//p"
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sed -E 's/ +/\n/g' /proc/cmdline | \
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sed -n "${REGEX}" 2>/dev/null
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}
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detect_odex () {
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SERVICES_JAR_ODEX=$(unzip -lq /system/framework/services.jar | grep classes.dex)
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if [ "${SERVICES_JAR_ODEX}" ]; then
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ROM_DEX_STATUS=NONE
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else
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if [ -n "$(find '/system/framework/' -name '*.vdex')" ]; then
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ui_print " "
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ui_print " ++"
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ui_print " ++ vdexed ROM detected"
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ui_print " ++"
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ROM_DEX_STATUS=VDEX
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elif [ -n "$(find '/system/framework/' -name '*.odex')" ]; then
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ui_print " "
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ui_print " !! "
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ui_print " !! odexed ROMs are not supported"
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ui_print " !! patching will fail, if you have"
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ui_print " !! not manually deodexed services.jar"
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# ui_print " !! odexed ROM detected!"
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ui_print " !!"
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ROM_DEX_STATUS=ODEX
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fi
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fi
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}
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detect_arch () {
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ABI=$(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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[ "$ABI" = "x86" ] && ARCH=x86
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[ "$ABI2" = "x86" ] && ARCH=x86
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[ "$ABILONG" = "arm64-v8a" ] && ARCH=arm64
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[ "$ABILONG" = "x86_64" ] && ARCH=x86_64
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case ${ARCH} in
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arm | arm64 )
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FILE=${BASEDIR}/file.arm
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ZIPB=${BASEDIR}/zip.arm
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V_EX=${BASEDIR}/vdexExtractor.arm
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;;
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x86 | x86_64 )
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FILE=${BASEDIR}/file.x86
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ZIPB=${BASEDIR}/zip.x86
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V_EX=${BASEDIR}/vdexExtractor.x86
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;;
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esac
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case ${ARCH} in
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arm | x86 )
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C_LD="/system/lib:/system/vendor/lib"
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;;
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arm64 | x86_64 )
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C_LD="/system/lib64:/system/vendor/lib64"
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;;
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esac
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ui_print " > device architecture: ${ARCH}"
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}
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detect_sdk () {
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SDK_VERSION=$(grep_prop ro.build.version.sdk)
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[ "${SDK_VERSION}" -gt 28 ] && \
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error " !! Android versions beyond Pie are not yet supported"
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[ "${SDK_VERSION}" -lt 16 ] && \
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error " !! Android versions before Jelly Bean are not supported"
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if [ "${SDK_VERSION}" -lt 24 ]; then
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ui_print " > Android 4.1 - 6.0 (SDK ${SDK_VERSION}) detected"
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PATCH_HOOK="${BASEDIR}/hook_4.1-6.0_services.jar.dex"
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PATCH_UI_SERVICES="${BASEDIR}/ui_4.1-6.0_services.jar.dex"
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else
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ui_print " > Android 7.0 - 9.0 (SDK ${SDK_VERSION}) detected"
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PATCH_HOOK="${BASEDIR}/hook_7.0-9.0_services.jar.dex"
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fi
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[ "${SDK_VERSION}" -gt 21 ] && DEX_OPTS="--multi-dex-threaded"
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}
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##########################################################################################
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# Magisk Functions
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##########################################################################################
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grow_magisk_img () {
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request_size_check /tmp/services.jar
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image_size_check ${MAGISK_IMG}
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if [ "$reqSizeM" -gt "$curFreeM" ]; then
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SIZE=$(((reqSizeM + curUsedM) / 32 * 32 + 64))
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resize2fs -f ${MAGISK_IMG} ${SIZE}M
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e2fsck -yf ${MAGISK_IMG}
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fi
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}
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shrink_magisk_img () {
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image_size_check ${MAGISK_IMG}
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NEWDATASIZE=$((curUsedM / 32 * 32 + 32))
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if [ "$curSizeM" -gt "$NEWDATASIZE" ]; then
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resize2fs -f ${MAGISK_IMG} ${NEWDATASIZE}M
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e2fsck -yf ${MAGISK_IMG}
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fi
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}
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request_size_check() {
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reqSizeM=`unzip -l "$1" 2>/dev/null | tail -n 1 | awk '{ print $1 }'`
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reqSizeM=$((reqSizeM / 1048576 + 1))
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}
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image_size_check() {
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e2fsck -yf $1
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curBlocks=`e2fsck -n $1 2>/dev/null | grep $1 | cut -d, -f3 | cut -d\ -f2`;
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curUsedM=`echo "$curBlocks" | cut -d/ -f1`
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curSizeM=`echo "$curBlocks" | cut -d/ -f1`
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curFreeM=$(((curSizeM - curUsedM) * 4 / 1024))
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curUsedM=$((curUsedM * 4 / 1024 + 1))
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curSizeM=$((curSizeM * 4 / 1024))
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}
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magisk_setup () {
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if [ -f ${MAGISK_IMG} ]; then
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grow_magisk_img || \
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error " !! failed to grow magisk.img"
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mount_image ${MAGISK_IMG} ${MAGISK_PATH} || \
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error " !! failed to mount ${MAGISK_PATH}"
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fi
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}
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magisk_cleanup () {
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if (is_mounted ${MAGISK_PATH}); then
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umount ${MAGISK_PATH}
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losetup -d $LOOPDEVICE
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rmdir ${MAGISK_PATH}
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shrink_magisk_img || \
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error " !! failed to shrink magisk.img"
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fi
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}
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##########################################################################################
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# Patcher Functions
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##########################################################################################
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setup_patcher () {
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ui_print " > preparing environment"
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rm -rf ${TMPDIR}
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mkdir -p ${TMPDIR}
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unzip -o "${ZIP}" -d ${TMPDIR} || \
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error " !! failed to prepare environment"
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for bin in zip.arm zip.x86 file.arm file.x86 \
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vdexExtractor.arm vdexExtractor.x86; do
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chmod 0755 "${BASEDIR}/${bin}" || \
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error " !! failed to prepare environment"
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done
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}
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patch_services () {
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ui_print " "
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ui_print " > patching signature spoofing support"
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ui_print " "
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cp /system/framework/services.jar \
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${BASEDIR}/services.jar || \
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error " !! failed to copy services.jar"
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#
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# XXX deodex stuff
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#
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if [ "${ROM_DEX_STATUS}" = "VDEX" ]; then
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ui_print " >> deodexing services.jar [VDEX]"
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cp /system/framework/oat/${ARCH}/services.vdex \
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${BASEDIR}/services.vdex || \
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error " !! failed to copy services.vdex"
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LD_LIBRARY_PATH=${C_LD} \
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${V_EX} -i ${BASEDIR}/services.vdex --ignore-crc-error || \
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error " !! failed to deodex services.vdex"
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mv ${BASEDIR}/services.apk_classes.dex ${BASEDIR}/classes.dex || \
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error " !! failed to deodex services.vdex"
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# just in case | not allowed to call error() !
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LD_LIBRARY_PATH=${C_LD} \
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${ZIPB} -d "${BASEDIR}/services.jar" \
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'classes.dex'
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LD_LIBRARY_PATH=${C_LD} \
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${ZIPB} -j "${BASEDIR}/services.jar" \
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"${BASEDIR}/classes.dex" || \
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error " !! zip failed"
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#
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# XXX baksmali currently crashes on a real device, thus ODEX is not (yet) supported!
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# XXX though the code itself is fine, so feel free to test
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#
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# elif [ "${ROM_DEX_STATUS}" = "ODEX" ]; then
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# ui_print " >> deodexing services.jar [ODEX]"
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#
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# mkdir -p "${BASEDIR}/services.jar-mod" \
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# "${BASEDIR}/services.jar-deodex"
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# unzip -d "${BASEDIR}/services.jar-mod" "${BASEDIR}/services.jar"
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#
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# LD_LIBRARY_PATH=${C_LD} \
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# /system/bin/dalvikvm \
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# -Xbootclasspath:"${BOOTCLASSES}" \
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# -classpath "${BASEDIR}/baksmali.dex" \
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# org.jf.baksmali.Main \
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# x "${BASEDIR}/services.jar-mod/classes.dex" \
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# -b /system/framework/core-oj.jar \
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# -o "${BASEDIR}/services.jar-deodex" || \
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# error " !! failed to deodex services.jar"
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#
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# # just in case | not allowed to call error() !
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# LD_LIBRARY_PATH=${C_LD} \
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# ${ZIPB} -d "${BASEDIR}/services.jar" \
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# 'classes.dex'
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#
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# LD_LIBRARY_PATH=${C_LD} \
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# ${ZIPB} -j "${BASEDIR}/services.jar" \
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# "${BASEDIR}/services.jar-deodex/classes.dex" || \
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# error " !! zip failed"
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#
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# rm -rf "${BASEDIR}/services.jar-deodex" \
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# "${BASEDIR}/services.jar-mod"
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fi
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mkdir -p "${BASEDIR}/services.jar-mod"
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PATCHES="${PATCH_HOOK} ${PATCH_CORE}"
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ui_print " >> patching services.jar"
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LD_LIBRARY_PATH=${C_LD} \
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/system/bin/dalvikvm \
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-classpath "${BASEDIR}/dexpatcher.dex" \
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lanchon.dexpatcher.Main \
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${DEX_OPTS} --api-level "${SDK_VERSION}" \
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--verbose --output ${BASEDIR}/services.jar-mod \
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${BASEDIR}/services.jar ${PATCHES} || \
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error " !! failed to apply patches"
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LD_LIBRARY_PATH=${C_LD} \
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${ZIPB} -d "${BASEDIR}/services.jar" \
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'classes.dex' || \
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error " !! zip failed"
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LD_LIBRARY_PATH=${C_LD} \
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${ZIPB} -j "${BASEDIR}/services.jar" \
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"${BASEDIR}/services.jar-mod/classes.dex" || \
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error " !! zip failed"
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}
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backup_services_jar () {
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ui_print " << backing up services.jar to: /sdcard/nanodroid_backups"
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mkdir -p /sdcard/nanodroid_backups
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cp /system/framework/services.jar /sdcard/nanodroid_backups || \
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error " !! failed to backup services.jar"
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}
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install_services () {
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ui_print " "
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for destination in /dev/tmp/magisk_img/NanoDroid /dev/tmp/magisk_img/NanoDroid_microG \
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/sbin/.core/img/NanoDroid /sbin/.core/img/NanoDroid_microG /; do
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if [ -d ${destination} ]; then
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install_path="${destination}"
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break
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fi
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done
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if [ "${install_path}" = "/" ]; then
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mount -orw,remount /system || \
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error " !! failed to mount /system read-write"
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backup_services_jar
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fi
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ui_print " << installing patched files to: ${install_path}"
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mkdir -p "${install_path}/system/framework"
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cp ${BASEDIR}/services.jar "${install_path}/system/framework" \
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|| error " !! failed to install services.jar"
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if [ "${install_path}" = "/" ]; then
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echo /system/framework/services.jar >> /data/adb/NanoDroid_FileList
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fi
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touch /data/adb/NanoDroid_Patched
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}
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##########################################################################################
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# addon.d
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##########################################################################################
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install_addond () {
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ui_print " "
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ui_print " Installing addon.d restoration setup"
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mkdir -p /data/adb/nanodroid_patcher
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[ -d /data/nanomod.patcher ] && rm -rf /data/nanomod.patcher
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[ -d /data/adb/nanomod_patcher ] && rm -rf /data/nanomod_patcher
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rm -f /system/addon.d/75-nanomodpatcher.sh \
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/system/addon.d/75-nanodroidpatcher.sh
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for file in core_services.jar.dex dexpatcher.dex file.arm file.x86 \
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hook_4.1-6.0_services.jar.dex hook_7.0-9.0_services.jar.dex \
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zip.arm zip.x86 magic.mgc; do
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cp "${BASEDIR}/${file}" /data/adb/nanodroid_patcher/
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done
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cp /dev/tmp/CommonPatcher /data/adb/nanodroid_patcher/
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cp "${BASEDIR}/999-nanodroidpatcher.sh" /system/addon.d/
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chmod 0755 /system/addon.d/999-nanodroidpatcher.sh
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}
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