71 lines
1.8 KiB
Bash
71 lines
1.8 KiB
Bash
#!/system/bin/sh
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RAMDISK=$1
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BINDIR=/data/magisk
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[ ! -e $BINDIR ] && BINDIR=/cache/data_bin
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[ ! -e $BINDIR ] && exit
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SYSTEMLIB=/system/lib
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[ -d /system/lib64 ] && SYSTEMLIB=/system/lib64
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cpio_add() {
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LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-add $RAMDISK $RAMDISK $2 $1 $1
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}
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cpio_extract() {
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LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-extract $RAMDISK $1 $1
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}
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cpio_mkdir() {
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LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-mkdir $RAMDISK $RAMDISK $2 $1
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}
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# Recursive
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cpio_rm() {
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if [ "$1" = "-r" ]; then
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LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-ls $RAMDISK | grep "^$2/" | while read i ; do
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LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-rm $RAMDISK $RAMDISK $i
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done
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LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-rmdir $RAMDISK $RAMDISK $2
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else
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LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-rm $RAMDISK $RAMDISK $1
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fi
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}
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file_contain() {
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grep "$1" "$2" >/dev/null 2>&1
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return $?
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}
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rm -rf /tmp/magisk/ramdisk 2>/dev/null
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mkdir -p /tmp/magisk/ramdisk
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cd /tmp/magisk/ramdisk
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cat $RAMDISK | cpio -i
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# Cleanup SuperSU backups
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cpio_rm -r .subackup
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# Add magisk entrypoint
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for RC in init*.rc; do
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if file_contain "import /init.environ.rc" $RC && ! file_contain "import /init.magisk.rc" $RC; then
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sed -i "/import \/init\.environ\.rc/iimport /init.magisk.rc" $RC
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cpio_add $RC 750
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fi
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if file_contain "selinux.reload_policy" $RC; then
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sed -i "/selinux.reload_policy/d" $RC
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cpio_add $RC 750
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fi
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done
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# sepolicy patches
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LD_LIBRARY_PATH=$SYSTEMLIB $BINDIR/sepolicy-inject --load sepolicy --save sepolicy --minimal
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cpio_add sepolicy 644
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# Add new items
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cp -af $BINDIR/init.magisk.rc init.magisk.rc
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cp -af $BINDIR/magic_mask.sh sbin/magic_mask.sh
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cpio_mkdir magisk 755
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cpio_add init.magisk.rc 750
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cpio_add sbin/magic_mask.sh 750
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