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366 lines
9.0 KiB
Bash
366 lines
9.0 KiB
Bash
#!/sbin/sh
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OUTFD=$2
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ZIP=$3
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detect_bootmode () {
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[ -z ${BOOTMODE} ] && BOOTMODE=false
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${BOOTMODE} || ps | grep zygote | grep -qv grep && BOOTMODE=true
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${BOOTMODE} || ps -A | grep zygote | grep -qv grep && BOOTMODE=true
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${BOOTMODE} && error "NanoDroid Uninstaller can't be run from Magisk Manager!"
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}
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ui_print() {
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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/$OUTFD
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}
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grep_prop() {
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REGEX="${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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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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set_perm () {
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chown ${2}:${3} ${1} || error "failed change owner for ${1}"
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chmod ${4} ${1} || error "failed to change mode for ${1}"
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if [ ! -z "${5}" ]; then
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chcon ${5} ${1} 2>/dev/null
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else 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} ${6}
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done
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}
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set_perm_data () {
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if [ "${1}" = "-r" ]; then
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echo " perm: data [recursive] {${2}}"
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set_perm_recursive ${2} 0 0 0755 0644
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else
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echo " perm: data [single] {${1}}"
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set_perm ${1} 0 0 0644
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fi
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}
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setup_busybox () {
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mkdir /dev/tmp
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ABI=$(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 ${ARCH} in
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arm | arm64 )
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unzip -o "${ZIP}" busybox.arm -d "/dev/tmp"
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BUSY=/dev/tmp/busybox.arm
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;;
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x86 | x86_64 )
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unzip -o "${ZIP}" busybox.x86 -d "/dev/tmp"
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BUSY=/dev/tmp/busybox.x86
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;;
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esac
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OLD_PATH=${PATH}
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chmod 0755 ${BUSY}
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mkdir -p /dev/tmp/busybox
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ln -s ${BUSY} /dev/tmp/busybox/busybox
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${BUSY} --install -s /dev/tmp/busybox/
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export PATH="/dev/tmp/busybox:${PATH}"
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}
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error () {
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ui_print " !!"
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ui_print " !! ${@}"
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ui_print " !!"
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exit 1
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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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shrink_magisk_img () {
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image_size_check /data/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 $IMG ${NEWDATASIZE}M
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fi
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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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[ "${SLOT}" = "_" ] && SLOT=
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fi
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is_mounted /data || mount /data || error "failed to mount /data!"
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mount -o bind /dev/urandom /dev/random
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! is_mounted /system && mount -o rw /system || mount -o rw,remount /system
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if [ ! -f /system/build.prop ]; then
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SYSTEMBLOCK=$(find /dev/block -iname system${SLOT} | head -n 1)
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mount -t ext4 -o rw ${SYSTEMBLOCK} /system
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fi
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[ -f /system/build.prop ] || is_mounted /system || error "failed to mount /system (unsupported A/B device?)"
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if [ -f /system/init ]; then
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mkdir /system_root 2>/dev/null
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mount --move /system /system_root
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mount -o bind /system_root/system /system
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fi
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[ ! -f /system/build.prop ] && error "failed to mount /system (unsupported A/B device?)"
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if [ -L /system/vendor ]; then
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! is_mounted /vendor && mount /vendor
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if ! is_mounted /vendor; then
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VENDORBLOCK=$(find /dev/block -iname vendor${SLOT} | head -n 1)
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mount -t ext4 -o ro ${VENDORBLOCK} /vendor
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fi
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elif [ -d /system/vendor ]; then
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### XXX work-around required for some ROMs
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echo " xxx compat /vendor link created!"
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ln -sf /system/vendor /vendor >/dev/null
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fi
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if [ ! -d /system/xbin ]; then
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NANODROID_BINDIR=/system/bin
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else NANODROID_BINDIR=/system/xbin
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fi
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}
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# check for configuration files
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config_locations="/sdcard /external_sd /data $(dirname ${ZIP}))"
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config_files=".nanodroid-setup .nanodroid-apps .nanodroid-overlay"
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restore_apps () {
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backup_path="/sdcard/nanodroid_backups/$(grep_prop ro.build.flavor)_$(grep_prop ro.build.id)"
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for dir in /sdcard/nanodroid_backups ${backup_path}; do
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if [ -d ${dir}/app/ ]; then
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for app in ${dir}/app/*; do
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if [ -d /system/app/${app} ]; then
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ui_print " << removing backup: app:${app}"
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rm -rf "${dir}/app/${app}"
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else
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ui_print " << restoring: app:${app}"
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mv "${dir}/app/${app}" /system/app/
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set_perm_data -r /system/app/${app}
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fi
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done
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rmdir ${dir}/app
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fi
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if [ -d ${dir}/priv-app/ ]; then
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for app in ${dir}/priv-app/*; do
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if [ -d /system/priv-app/${app} ]; then
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ui_print " << removing backup: priv-app:${app}"
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rm -rf "${dir}/priv-app/${app}"
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else
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ui_print " << restoring: priv-app:${app}"
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mv "${dir}/priv-app/${app}" /system/priv-app/
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set_perm_data -r /system/priv-app/${app}
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fi
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done
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rmdir ${dir}/priv-app
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fi
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done
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rmdir ${dir}
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}
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system_mode_uninstall () {
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ui_print " << uninstalling: NanoDroid (System)"
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ui_print " << using: ${1}"
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system_list=${1}
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if test -h /system/fonts/Roboto-Regular.ttf; then
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CUSTOM_FONT="$(basename $(readlink /system/fonts/Roboto-Regular.ttf) .ttf)"
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ui_print " << Detected NanoDroid-Font (${CUSTOM_FONT})"
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ui_print " < Restoring original Font"
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${NANODROID_BINDIR}/nanodroid-font -r
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fi
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restore_apps
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xargs rm -f < ${system_list} || error "failed to remove files"
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# remove empty directories
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# (find -empty not available on Android)
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for dir in app priv-app share; do
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find /system/${dir} -type d | \
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xargs rmdir --ignore-fail-on-non-empty
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done
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rm -f "${system_list}"
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}
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patcher_uninstall () {
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if [ -f /data/adb/.nanodroid-patcher -o -f /data/adb/NanoDroid_Patched ]; then
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services_name="services.jar_$(grep_prop ro.build.flavor)_$(grep_prop ro.build.id)"
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if [ -f /sdcard/nanodroid_backups/${services_name} ]; then
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ui_print " << restoring: unpatched services.jar"
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mv "/sdcard/nanodroid_backups/${services_name}" /system/framework/services.jar
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set_perm_data /system/framework/services.jar
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elif [ -f /sdcard/nanodroid_backups/services.jar ]; then
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ui_print " << restoring: unpatched services.jar"
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mv /sdcard/nanodroid_backups/services.jar /system/framework/services.jar
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set_perm_data /system/framework/services.jar
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else ui_print " << can't restore unpatched services.jar"
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fi
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fi
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[ -d /data/adb/nanodroid_patcher ] && rm -rf /data/adb/nanodroid_patcher
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for addonsh in /system/addon.d/999-nanodroidpatcher.sh \
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/system/addon.d/70-nanodroidpatcher.sh \
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/system/addon.d/91-nanodroid.sh; do
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[ -f ${addonsh} ] && rm -f ${addonsh}
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done
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for pfile in /data/adb/.nanodroid-patcher /data/adb/NanoDroid_Patched; do
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[ -f ${pfile} ] && rm -f ${pfile}
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done
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}
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ui_print " "
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ui_print "*****************************"
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ui_print " NanoDroid 20.7.99999999 "
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ui_print " created by Nanolx "
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ui_print " Uninstaller "
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ui_print "*****************************"
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ui_print " "
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detect_bootmode
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mount_partitions
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ui_print " << Removing installation logs (if any)"
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# old format
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rm -f /data/adb/.nanodroid_*
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rm -f /data/adb/.recovery_*
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# new format
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rm -f /data/adb/NanoDroid_log*
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rm -f /data/adb/NanoDroid_twrp*
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# System Mode uninstallation
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for install_info in /data/adb/.nanodroid-list /data/adb/NanoDroid_FileList; do
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[ -f ${install_info} ] && system_mode_uninstall ${install_info}
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done
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patcher_uninstall
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if [ -f /data/adb/magisk.img ]; then
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mkdir -p /magisk
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mount_image /data/adb/magisk.img /magisk || \
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error " failed to mount /magisk"
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fi
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if (is_mounted /magisk); then
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for module in NanoDroid NanoDroid_microG NanoDroid_FDroid NanoDroid_BromiteWebView NanoDroid_OsmAnd; do
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if [ -d /magisk/${module} ]; then
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ui_print " << uninstalling: ${module}"
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rm -rf /magisk/${module}
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fi
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done
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fi
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ui_print " >> clean up"
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if (is_mounted /magisk); then
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umount /magisk
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losetup -d $LOOPDEVICE
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rmdir /magisk
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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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umount /system
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ui_print " "
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ui_print " > Done!"
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ui_print " "
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ui_print "Thanks for giving NanoDroid a try"
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ui_print " "
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exit 0
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