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update-binary: Add support for A/B devices using static partitions #570

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merged 1 commit into from
Jul 27, 2024
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update-binary: Add support for A/B devices using static partitions #570

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12 changes: 8 additions & 4 deletions app/magisk/update-binary
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Original file line number Diff line number Diff line change
Expand Up @@ -15,14 +15,18 @@ if [ -f /sbin/recovery ] || [ -f /system/bin/recovery ]; then

ui_print 'Mounting system'

if [[ "$(getprop ro.boot.dynamic_partitions)" == true ]]; then
slot=$(getprop ro.boot.slot_suffix)

if [[ -e /dev/block/mapper/system"${slot}" ]]; then
ui_print "- Device uses dynamic partitions"
slot=$(getprop ro.boot.slot_suffix)
block_dev=/dev/block/mapper/system"${slot}"
blockdev --setrw "${block_dev}"
else
elif [[ -e /dev/block/bootdevice/by-name/system"${slot}" ]]; then
ui_print "- Device uses static partitions"
block_dev=/dev/block/bootdevice/by-name/system
block_dev=/dev/block/bootdevice/by-name/system"${slot}"
else
ui_print "- System block device not found"
exit 1
fi

ui_print "- System block device: ${block_dev}"
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