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uninstaller: update mount code

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This commit is contained in:
Christopher Roy Bratusek 2019-10-08 20:48:47 +02:00
parent 716612f2cd
commit 112716e2ee
1 changed files with 43 additions and 17 deletions
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60
uninstaller/META-INF/com/google/android/update-binary
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@ -116,47 +116,73 @@ error () {
# taken from Magisk, with minor modifications for NanoDroid
mount_partitions () {
SLOT=$(grep_cmdline androidboot.slot_suffix)
if [ -z ${SLOT} ]; then
SLOT=_$(grep_cmdline androidboot.slot)
[ "${SLOT}" = "_" ] && SLOT=
DEVICE_AB=FALSE
VENDOR_COMPAT=FALSE
SYSTEM_AS_ROOT=$(getprop ro.build.system_root_image)
SYSTEM_BLOCK=/dev/block/bootdevice/by-name/system
RUNTIME_APEX=""
APEX_LOOP=""
if [ "${SYSTEM_AS_ROOT}" == "true" ]; then
SLOT=$(grep_cmdline androidboot.slot_suffix)
if [ -n "${SLOT}" ]; then
DEVICE_AB=TRUE
SYSTEM_BLOCK=/dev/block/bootdevice/by-name/system${SLOT}
fi
SYSTEM_MOUNT=/system_root
else
SYSTEM_MOUNT=/system
fi
is_mounted /data || mount /data || error "failed to mount /data!"
mount -o bind /dev/urandom /dev/random
! is_mounted /system && mount -o rw /system || mount -o rw,remount /system
if [ ! -f /system/build.prop ]; then
SYSTEMBLOCK=$(find /dev/block -iname system${SLOT} | head -n 1)
mount -o rw ${SYSTEMBLOCK} /system
fi
! is_mounted ${SYSTEM_MOUNT} && mount -o rw ${SYSTEM_BLOCK} ${SYSTEM_MOUNT} || mount -o rw,remount ${SYSTEM_MOUNT}
if [ -f /system/init.rc ]; then
[ -L /system_root ] && rm -f /system_root
mkdir /system_root 2>/dev/null
mkdir -p /system_root 2>/dev/null
mount --move /system /system_root
mount -o bind /system_root/system /system
fi
[ ! -f /system/build.prop ] && error "failed to mount /system (unsupported A/B device?)"
if [ -f /system/apex/com.android.runtime.apex ]; then
RUNTIME_APEX="/system/apex/com.android.runtime.apex"
elif [ -f /system/apex/com.android.runtime.release.apex ]; then
RUNTIME_APEX="/system/apex/com.android.runtime.release.apex"
fi
if [ -n "${RUNTIME_APEX}" ]; then
mkdir -p /dev/tmp/apex
unzip "${RUNTIME_APEX}" -d /dev/tmp/apex
mkdir -p /apex/com.android.runtime
mount -oloop,ro /dev/tmp/apex/apex_payload.img /apex/com.android.runtime
APEX_LOOP=$(mount | awk '/com.android.runtime/{print $1}')
fi
! is_mounted /vendor && mount /vendor
if [ -L /system/vendor ]; then
! is_mounted /vendor && mount /vendor
if ! is_mounted /vendor; then
VENDORBLOCK=$(find /dev/block -iname vendor${SLOT} | head -n 1)
vendor_tmp=$(find /dev/block -type l -iname vendor${SLOT} | head -n 1)
VENDORBLOCK=$(readlink -f ${vendor_tmp})
mount -o ro ${VENDORBLOCK} /vendor
fi
elif [ -d /system/vendor ]; then
### XXX work-around required for some ROMs
VENDOR_COMPAT=TRUE
echo " xxx compat /vendor link created!"
ln -sf /system/vendor /vendor >/dev/null
fi
if [ ! -d /system/xbin ]; then
NANODROID_BINDIR=/system/bin
else NANODROID_BINDIR=/system/xbin
fi
mount | awk '{print $1 " on " $3 " params: " $6}'
}
# check for configuration files