ce84f1762c
- be a bit more POSIX to avoid any potential issues when full shell stdout/err are redirected - actual logic chains remain unchanged
156 lines
3.4 KiB
Bash
156 lines
3.4 KiB
Bash
#!/sbin/sh
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# ADDOND_VERSION=2
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########################################################
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#
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# Magisk Survival Script for ROMs with addon.d support
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# by topjohnwu and osm0sis
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#
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########################################################
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trampoline() {
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mount /data 2>/dev/null
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if [ -f $MAGISKBIN/addon.d.sh ]; then
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exec sh $MAGISKBIN/addon.d.sh "$@"
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exit $?
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elif [ "$1" = post-restore ]; then
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BOOTMODE=false
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ps | grep zygote | grep -v grep >/dev/null && BOOTMODE=true
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$BOOTMODE || ps -A 2>/dev/null | grep zygote | grep -v grep >/dev/null && BOOTMODE=true
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if ! $BOOTMODE; then
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# update-binary|updater <RECOVERY_API_VERSION> <OUTFD> <ZIPFILE>
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OUTFD=$(ps | grep -v 'grep' | grep -oE 'update(.*) 3 [0-9]+' | cut -d" " -f3)
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[ -z $OUTFD ] && OUTFD=$(ps -Af | grep -v 'grep' | grep -oE 'update(.*) 3 [0-9]+' | cut -d" " -f3)
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# update_engine_sideload --payload=file://<ZIPFILE> --offset=<OFFSET> --headers=<HEADERS> --status_fd=<OUTFD>
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[ -z $OUTFD ] && OUTFD=$(ps | grep -v 'grep' | grep -oE 'status_fd=[0-9]+' | cut -d= -f2)
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[ -z $OUTFD ] && OUTFD=$(ps -Af | grep -v 'grep' | grep -oE 'status_fd=[0-9]+' | cut -d= -f2)
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fi
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ui_print() {
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if $BOOTMODE; then
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log -t Magisk -- "$1"
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else
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echo -e "ui_print $1\nui_print" >> /proc/self/fd/$OUTFD
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fi
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}
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ui_print "***********************"
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ui_print " Magisk addon.d failed"
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ui_print "***********************"
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ui_print "! Cannot find Magisk binaries - was data wiped or not decrypted?"
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ui_print "! Reflash OTA from decrypted recovery or reflash Magisk"
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fi
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exit 1
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}
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# Always use the script in /data
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MAGISKBIN=/data/adb/magisk
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[ "$0" = $MAGISKBIN/addon.d.sh ] || trampoline "$@"
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V1_FUNCS=/tmp/backuptool.functions
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V2_FUNCS=/postinstall/tmp/backuptool.functions
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if [ -f $V1_FUNCS ]; then
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. $V1_FUNCS
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backuptool_ab=false
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elif [ -f $V2_FUNCS ]; then
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. $V2_FUNCS
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else
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return 1
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fi
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initialize() {
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# Load utility functions
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. $MAGISKBIN/util_functions.sh
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if $BOOTMODE; then
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# Override ui_print when booted
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ui_print() { log -t Magisk -- "$1"; }
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fi
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OUTFD=
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setup_flashable
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}
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main() {
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if ! $backuptool_ab; then
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# Wait for post addon.d-v1 processes to finish
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sleep 5
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fi
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# Ensure we aren't in /tmp/addon.d anymore (since it's been deleted by addon.d)
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mkdir -p $TMPDIR
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cd $TMPDIR
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$BOOTMODE || recovery_actions
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if echo $MAGISK_VER | grep -q '\.'; then
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PRETTY_VER=$MAGISK_VER
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else
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PRETTY_VER="$MAGISK_VER($MAGISK_VER_CODE)"
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fi
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print_title "Magisk $PRETTY_VER addon.d"
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mount_partitions
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check_data
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get_flags
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if $backuptool_ab; then
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# Swap the slot for addon.d-v2
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if [ ! -z $SLOT ]; then
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case $SLOT in
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_a) SLOT=_b;;
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_b) SLOT=_a;;
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esac
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fi
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fi
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find_boot_image
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[ -z $BOOTIMAGE ] && abort "! Unable to detect target image"
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ui_print "- Target image: $BOOTIMAGE"
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remove_system_su
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find_manager_apk
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install_magisk
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# Cleanups
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cd /
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$BOOTMODE || recovery_cleanup
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rm -rf $TMPDIR
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ui_print "- Done"
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exit 0
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}
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case "$1" in
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backup)
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# Stub
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;;
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restore)
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# Stub
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;;
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pre-backup)
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# Stub
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;;
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post-backup)
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# Stub
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;;
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pre-restore)
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# Stub
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;;
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post-restore)
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initialize
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if $backuptool_ab; then
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su=sh
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$BOOTMODE && su=su
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exec $su -c "sh $0 addond-v2"
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else
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# Run in background, hack for addon.d-v1
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(main) &
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fi
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;;
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addond-v2)
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initialize
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main
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;;
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esac
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