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355 lines
9.2 KiB
Bash
355 lines
9.2 KiB
Bash
#!/sbin/sh
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OUTFD=$2
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ZIP=$3
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BACKUP_DIR="/data/media/0/nanodroid_backups"
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VERSION=23.2.99999999
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detect_bootmode () {
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[ -z ${BOOTMODE} ] && ps | grep zygote | grep -qv grep && BOOTMODE=true
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[ -z ${BOOTMODE} ] && ps -A 2>/dev/null | grep zygote | grep -qv grep && BOOTMODE=true
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[ -z ${BOOTMODE} ] && BOOTMODE=false
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}
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ui_print() {
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echo -e "ui_print $1" >> /proc/self/fd/$OUTFD
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echo -e "ui_print" >> /proc/self/fd/$OUTFD
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}
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grep_prop() {
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sed -n "s/^${1}=//p" /system/build.prop ${2} | head -n 1
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}
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grep_cmdline() {
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local REGEX="s/^${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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grep -q " $(readlink -f ${1}) " /proc/mounts 2>/dev/null
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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 ${1}"
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if [ -n "${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 ${1} 0 0 0644
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fi
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}
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setup_busybox () {
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mkdir /dev/tmp
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unzip -oq "${ZIP}" busybox.arm -d "/dev/tmp"
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unzip -oq "${ZIP}" busybox.x86 -d "/dev/tmp"
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case $(uname -m) in
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arm* | aarch* ) local bb_arch=arm ;;
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x86* ) local bb_arch=x86 ;;
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* ) error "arch \"$(uname -m)\" is not supported"
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esac
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mkdir -p /dev/tmp/busybox
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ln -s /dev/tmp/busybox.${bb_arch} /dev/tmp/busybox/busybox
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chmod 0755 /dev/tmp/busybox.${bb_arch}
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/dev/tmp/busybox.${bb_arch} --install -s /dev/tmp/busybox/
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OLD_PATH=${PATH}
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export PATH=/dev/tmp/busybox:/system/bin:/vendor/bin
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}
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error () {
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ui_print " !!"
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ui_print " !! ${@}"
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ui_print " !!"
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${BOOTMODE} || umount_partitions
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exit 1
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}
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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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##########################################################################################
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toupper() {
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echo "$@" | tr '[:lower:]' '[:upper:]'
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}
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find_block () {
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local block partname devname device
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block=${1}${SLOT}
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device=$(find /dev/block \( -type b -o -type c -o -type l \) -name ${block} | head -n 1)
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if [ -n "$device" ]; then
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readlink -f "$device"
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return 0
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fi
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for uevent in /sys/dev/block/*/uevent; do
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partname=$(awk -F= '/PARTNAME/{print $2}' ${uevent})
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devname=$(awk -F= '/DEVNAME/{print $2}' ${uevent})
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if [ "$(toupper ${block})" = "$(toupper ${partname})" ]; then
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echo /dev/block/${devname}
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return 0
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fi
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done
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device=$(find /dev \( -type b -o -type c -o -type l \) -maxdepth 1 -iname ${block} | head -n 1)
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if [ -n "$device" ]; then
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readlink -f "$device"
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return 0
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fi
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return 1
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}
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mount_partitions () {
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if ! ${BOOTMODE}; then
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VENDOR_COMPAT=FALSE
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SYSTEM_AS_ROOT=FALSE
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SLOT=$(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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[ -z ${SLOT} ] || SLOT=_${SLOT}
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fi
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[ -z ${SLOT} ] && DEVICE_AB=FALSE || DEVICE_AB=TRUE
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echo " INFO: #1 [SLOT] ${SLOT}"
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is_mounted /data || mount /data || echo "failed to mount /data!"
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mount -o bind /dev/urandom /dev/random
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SYSTEM_BLOCK=$(find_block system)
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echo " INFO: #5 [SYSTEM_BLOCK] ${SYSTEM_BLOCK}"
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if is_mounted /system_root; then
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umount /system 2&>/dev/null
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umount /system_root 2&>/dev/null
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fi
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mkdir -p /system /system_root
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mount -o rw ${SYSTEM_BLOCK} /system
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if [ -f /system/build.prop ]; then
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SYSTEM=/system
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elif [ -f /system/system/build.prop -o -f /system/init -o -L /system/init ]; then
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SYSTEM_AS_ROOT=true
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SYSTEM=/system/system
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if ! mount --move /system /system_root; then
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umount /system
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umount -l /system
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mount -o rw ${SYSTEM_BLOCK} /system_root
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fi
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mount -o bind /system_root/system /system
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fi
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VENDOR_BLOCK=$(find_block vendor)
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echo " INFO: #7 [VENDOR_BLOCK] ${VENDOR_BLOCK}"
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! is_mounted /vendor && mount -o ro /vendor
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! is_mounted /vendor && mount -o ro ${VENDOR_BLOCK} /vendor
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if [[ ! $(is_mounted /vendor) && -d /system/vendor ]]; then
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### XXX work-around required for some devices
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VENDOR_COMPAT=TRUE
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ln -sf /system/vendor /vendor >/dev/null
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fi
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echo " "
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mount | sed -e '/magisk/d' | awk '{print $1 " on " $3 " params: " $6}'
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echo " "
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echo " INFO: #8 [prop]"
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ls -l /system/*.prop
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[ -d /system/apex ] && mount_apex
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fi
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[ ! -f /system/build.prop ] && error "failed to mount /system (unsupported A/B device?)"
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if [ -d /apex/com.android.art ]; then
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export ANDROID_ART_ROOT=/apex/com.android.art
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export ANDROID_RUNTIME_ROOT=${ANDROID_ART_ROOT}
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elif [ -d /apex/com.android.runtime ]; then
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export ANDROID_RUNTIME_ROOT=/apex/com.android.runtime
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fi
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export ANDROID_TZDATA_ROOT=/apex/com.android.tzdata
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export ANDROID_I18N_ROOT=/apex/com.android.i18n
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}
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##########################################################################################
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# taken from Magisk, with minor modifications for NanoDroid
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# mount APEX directories or images
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##########################################################################################
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mount_apex () {
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mkdir -p /apex
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for apex in /system/apex/*; do
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apex_mount="/apex/$(basename ${apex} .apex)"
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apex_loop="/dev/loop_apex_$(basename ${apex} .apex)"
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[ "${apex_mount}" == /apex/com.android.runtime.release ] && apex_mount=/apex/com.android.runtime
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[ "${apex_mount}" == /apex/com.android.runtime.debug ] && apex_mount=/apex/com.android.runtime
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[ "${apex_mount}" == /apex/com.android.art.release ] && apex_mount=/apex/com.android.art
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[ "${apex_mount}" == /apex/com.android.art.debug ] && apex_mount=/apex/com.android.art
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mkdir -p "${apex_mount}"
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if [ -f "${apex}" ]; then
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unzip -oq "${apex}" apex_payload.img -d /apex
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mount_apex_loop "${apex_mount}" || error "APEX loop setup failed!"
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elif [ -d "${apex}" ]; then
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mount -o bind "${apex}" "${apex_mount}"
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fi
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done
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echo " INFO: #10 [APEX [ALL]] $(ls /system/apex/*)"
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}
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##########################################################################################
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# taken from Magisk, with minor modifications for NanoDroid
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# helper function for mounting APEX directories or images
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##########################################################################################
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mount_apex_loop () {
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local number=0
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local minorx=1
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local loop
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[ -e /dev/block/loop1 ] && minorx=$(stat -Lc '%T' /dev/block/loop1)
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apex_mount="${1}"
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echo " *** mount_apex_loop [apex_mount]: ${apex_mount}"
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while [ ${number} -lt 64 ]; do
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loop=/dev/block/loop${number}
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[ -e ${loop} ] || mknod ${loop} b 7 $((number * minorx))
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if losetup "${loop}" /apex/apex_payload.img 2>/dev/null; then
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echo " *** mount_apex_loop [loop]: ${loop}"
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if mount -text4 -oro,noatime "${loop}" "${apex_mount}"; then
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rm -f /apex/apex_payload.img
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break
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fi
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fi
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number=$((number + 1))
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done
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}
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##########################################################################################
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# unmount partitions
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##########################################################################################
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umount_partitions () {
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umount -l /system_root 2>/dev/null
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umount -l /system 2>/dev/null
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umount -l /system/vendor 2>/dev/null
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umount -l /vendor 2>/dev/null
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umount -l /dev/random 2>/dev/null
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mount | awk '/ \/apex/{print $1 " " $3}' | while read apex_loop apex_mount; do
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umount -l "${apex_mount}" 2>/dev/null
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losetup -d "${apex_loop}" 2>/dev/null
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done
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rm -rf /apex
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unset ANDROID_RUNTIME_ROOT
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unset ANDROID_TZDATA_ROOT
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}
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# check for configuration files
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config_locations="/data/media/0 /external_sd /sdcard1 /data $(dirname ${ZIP})) /system/addon.d /tmp"
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config_files=".nanodroid-setup .nanodroid-apps .nanodroid-overlay"
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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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xargs rm < ${system_list} || error "failed to remove files"
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rm -f "${system_list}"
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}
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ui_print " "
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ui_print "**********************"
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ui_print " NanoDroid "
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ui_print " Uninstaller "
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ui_print " ${VERSION} "
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ui_print "**********************"
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ui_print " "
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detect_bootmode
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setup_busybox
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mount_partitions
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ui_print " << Removing installation logs (if any)"
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# new format
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rm -rf /data/media/0/nanodroid_logs
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# System Mode uninstallation
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[ -f /data/adb/NanoDroid_FileList ] && system_mode_uninstall /data/adb/NanoDroid_FileList
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[ -f /system/addon.d/NanoDroid_FileList ] && system_mode_uninstall /system/addon.d/NanoDroid_FileList
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# remove Patcher
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rm -rf /data/adb/nanodroid_patcher
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rm -f /system/addon.d/70-nanodroidpatcher.sh
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rm -f /data/adb/NanoDroid_Patched
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for module in NanoDroid NanoDroid_microG NanoDroid_FDroid \
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NanoDroid_BromiteWebView NanoDroid_OsmAnd \
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NanoDroid_Google NanoDroid_Pather; do
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if [ -d /data/adb/modules/${module} ]; then
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ui_print " << uninstalling: ${module}"
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rm -rf /data/adb/modules/${module}
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fi
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done
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ui_print " >> clean up"
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${BOOTMODE} || umount_partitions
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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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