More SuperSU support

This commit is contained in:
topjohnwu 2017-01-02 02:00:53 +08:00
parent 2b72f40cec
commit 2afd2f0d3b
3 changed files with 123 additions and 62 deletions

View File

@ -163,8 +163,10 @@ unpack_boot() {
}
repack_boot() {
if (! $SUPERSU); then
cd $RAMDISK
find . | cpio -o -H newc 2>/dev/null | gzip -9 > $UNPACKDIR/ramdisk.gz
fi
cd $UNPACKDIR
LD_LIBRARY_PATH=$SYSTEMLIB $BINDIR/bootimgtools --repack $BOOTIMAGE
if [ -f chromeos ]; then
@ -186,9 +188,6 @@ repack_boot() {
echo -n -e "\x41\xa9\xe4\x67\x74\x4d\x1d\x1b\xa4\x29\xf2\xec\xea\x65\x52\x79" >> new-boot.img
fi
mv new-boot.img $NEWBOOT
LD_LIBRARY_PATH=$SYSTEMLIB $BINDIR/bootimgtools --hexpatch $NEWBOOT \
49010054011440B93FA00F71E9000054010840B93FA00F7189000054001840B91FA00F7188010054 \
A1020054011440B93FA00F7140020054010840B93FA00F71E0010054001840B91FA00F7181010054
}
##########################################################################################
@ -218,7 +217,6 @@ if [ -z "$NOOVERRIDE" ]; then
# read override variables
getvar KEEPVERITY
getvar KEEPFORCEENCRYPT
getvar NORESTORE
getvar BOOTIMAGE
fi
@ -230,10 +228,6 @@ if [ -z "$KEEPFORCEENCRYPT" ]; then
# we don't keep forceencrypt by default
KEEPFORCEENCRYPT=false
fi
if [ -z "$NORESTORE" ]; then
# we restore ramdisk by default
NORESTORE=false
fi
SAMSUNG=false
SAMSUNG_CHECK=$(cat /system/build.prop | grep "ro.build.fingerprint=" | grep -i "samsung")
@ -304,10 +298,13 @@ if (is_mounted /data); then
chcon -hR "u:object_r:system_file:s0" /data/magisk /data/busybox
chmod -R 755 /data/magisk /data/busybox
PATH=/data/busybox:$PATH
BINDIR=/data/magisk
else
rm -rf /cache/data_bin 2>/dev/null
cp -af $BINDIR /cache/data_bin
cp -af $INSTALLER/common/init.magisk.rc $INSTALLER/common/magic_mask.sh /cache/data_bin
chmod -R 755 /cache/data_bin
BINDIR=/cache/data_bin
fi
##########################################################################################
@ -333,7 +330,7 @@ fi
mount_image $IMG /magisk
if (! is_mounted /magisk); then
ui_print "! Image mount failed..."
ui_print "! Magisk image mount failed..."
exit 1
fi
MAGISKLOOP=$LOOPDEVICE
@ -357,11 +354,59 @@ if [ $? -ne 0 ]; then
exit 1;
fi
# Restore ramdisk
ORIGBOOT=
SUPERSU=false
[ -f sbin/launch_daemonsu.sh ] && SUPERSU=true
if (! $NORESTORE); then
if ($SUPERSU); then
##############################
# SuperSU installation process
##############################
ui_print "- SuperSU patched boot detected!"
ui_print "- Adding auto patch script for SuperSU"
cp -af $INSTALLER/common/custom_ramdisk_patch.sh /data/custom_ramdisk_patch.sh
SUIMG=/data/su.img
mount_image $SUIMG /su
if (! is_mounted /su); then
ui_print "! SU image mount failed..."
ui_print "! Please immediately flash SuperSU now"
ui_print "! Installation will complete after flashing SuperSU"
exit 1
fi
SUPERSULOOP=$LOOPDEVICE
gunzip -c < $UNPACKDIR/ramdisk.gz > $UNPACKDIR/ramdisk
ui_print "- Using sukernel to restore ramdisk"
# Restore ramdisk
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-restore $UNPACKDIR/ramdisk $UNPACKDIR/ramdisk.orig
if [ $? -ne 0 ]; then
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --restore $UNPACKDIR/ramdisk $TMPDIR/boottmp/stock_boot.img
if [ $? -ne 0 ]; then
ui_print "! Unable to restore ramdisk"
exit 1
fi
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --bootimg-extract-ramdisk $TMPDIR/boottmp/stock_boot.img $UNPACKDIR/ramdisk.orig.gz
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --ungzip $UNPACKDIR/ramdisk.orig.gz $UNPACKDIR/ramdisk.orig
fi
if [ ! -f $UNPACKDIR/ramdisk.orig ]; then
ui_print "! Unable to restore ramdisk"
exit 1
fi
rm -f $TMPDIR/boottmp/stock_boot.img $UNPACKDIR/ramdisk.orig.gz $UNPACKDIR/ramdisk.gz 2>/dev/null
ui_print "- Patching ramdisk with sukernel"
sh /data/custom_ramdisk_patch.sh $UNPACKDIR/ramdisk $BINDIR
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-backup $UNPACKDIR/ramdisk.orig $UNPACKDIR/ramdisk $UNPACKDIR/ramdisk
gzip -9 < $UNPACKDIR/ramdisk > $UNPACKDIR/ramdisk.gz
rm -f $UNPACKDIR/ramdisk $UNPACKDIR/ramdisk.orig
else
##############################
# Magisk installation process
##############################
# Ramdisk restore
if [ -d ".backup" ]; then
# This implies Magisk is already installed, and ramdisk backup exists
ui_print "- Restoring ramdisk with ramdisk backup"
@ -369,12 +414,13 @@ if (! $NORESTORE); then
rm -rf magisk init.magisk.rc sbin/magic_mask.sh 2>/dev/null
ORIGBOOT=false
elif [ -d "magisk" ]; then
cp -af /data/stock_boot_*.gz /data/stock_boot.img.gz 2>/dev/null
mv -f /data/stock_boot_*.gz /data/stock_boot.img.gz 2>/dev/null
gzip -d /data/stock_boot.img.gz 2>/dev/null
rm -f /data/stock_boot.img.gz 2>/dev/null
[ -f /data/stock_boot.img ] && ORIGBOOT=/data/stock_boot.img
# If Magisk is installed and no SuperSU and no ramdisk backups,
# we restore previous stock boot image backups
if (! $SUPERSU) && [ ! -z $ORIGBOOT ]; then
if [ ! -z $ORIGBOOT ]; then
ui_print "- Restoring boot image with backup"
unpack_boot $ORIGBOOT
fi
@ -383,14 +429,8 @@ if (! $NORESTORE); then
rm -rf init.xposed.rc sbin/mount_xposed.sh 2>/dev/null
ORIGBOOT=false
fi
fi
if ($SUPERSU); then
ui_print "- SuperSU patched boot detected!"
ui_print "- Adding auto patch script for SuperSU"
cp -af $INSTALLER/common/custom_ramdisk_patch.sh /data/custom_ramdisk_patch.sh
else
# SuperSU already backup stock boot, no need to do again
# Backups
ui_print "- Creating ramdisk backup"
mkdir .backup 2>/dev/null
cp -af *fstab* verity_key sepolicy .backup 2>/dev/null
@ -403,7 +443,7 @@ else
fi
fi
# SuperSU already have root, no need to install root
# Root
ROOT=false
if [ ! -d /magisk/phh ]; then
ui_print "- Installing phh's SuperUser"
@ -420,7 +460,6 @@ else
cp -af $BINDIR/su $BINDIR/sepolicy-inject /magisk/phh/bin
chmod -R 755 /magisk/phh/bin
fi
fi
# Patch ramdisk
ui_print "- Patching ramdisk"
@ -434,7 +473,6 @@ for INIT in init*.rc; do
fi
done
if (! $SUPERSU); then
sed -i "/selinux.reload_policy/d" init.rc
find . -type f -name "*fstab*" 2>/dev/null | while read FSTAB ; do
if (! $KEEPVERITY); then
@ -449,7 +487,6 @@ if (! $SUPERSU); then
if (! $KEEPVERITY); then
rm verity_key 2>/dev/null
fi
fi
# sepolicy patches
LD_LIBRARY_PATH=$SYSTEMLIB $BINDIR/sepolicy-inject --magisk -P sepolicy
@ -461,6 +498,7 @@ cp -af $INSTALLER/common/magic_mask.sh sbin/magic_mask.sh
chmod 0755 magisk
chmod 0750 init.magisk.rc sbin/magic_mask.sh
fi
ui_print "- Repacking boot image"
repack_boot
@ -486,12 +524,19 @@ ui_print "- Flashing new boot image"
[ ! -L $BOOTIMAGE ] && dd if=/dev/zero of=$BOOTIMAGE bs=4096 2>/dev/null
dd if=$NEWBOOT of=$BOOTIMAGE bs=4096
cd /
if (! $BOOTMODE); then
ui_print "- Unmounting partitions"
umount /magisk
losetup -d $MAGISKLOOP
umount /system
rmdir /magisk
if ($SUPERSU); then
umount /su
losetup -d $SUPERSULOOP
rmdir /su
fi
umount /system
fi
ui_print "- Done"

View File

@ -340,6 +340,12 @@ case $1 in
log_print "* Preparing modules"
# Disable phh and Magisk Hide for SuperSU
if [ -f /sbin/launch_daemonsu.sh ]; then
touch /magisk/phh/disable 2>/dev/null
rm -f $COREDIR/magiskhide/enable 2>/dev/null
fi
mkdir -p $DUMMDIR
mkdir -p $MIRRDIR/system
@ -442,8 +448,7 @@ case $1 in
log_print "** Magisk late_start service mode running..."
run_scripts service
# Magisk Hide (disable with SuperSU)
[ -f /sbin/launch_daemonsu.sh ] && rm -f $COREDIR/magiskhide/enable
# Magisk Hide
if [ -f $COREDIR/magiskhide/enable ]; then
log_print "* Removing tampered read-only system props"

View File

@ -1,18 +1,33 @@
#!/system/bin/sh
RAMDISK=$1
BINDIR=/data/magisk
BINDIR=$2
[ -z $BINDIR ] && BINDIR=/data/magisk
SYSTEMLIB=/system/lib
[ -d /system/lib64 ] && SYSTEMLIB=/system/lib64
cpio_add() {
/su/bin/sukernel --cpio-add $RAMDISK $RAMDISK $2 $1 $1
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-add $RAMDISK $RAMDISK $2 $1 $1
}
cpio_extract() {
/su/bin/sukernel --cpio-extract $RAMDISK $1 $1
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-extract $RAMDISK $1 $1
}
cpio_mkdir() {
/su/bin/sukernel --cpio-mkdir $RAMDISK $RAMDISK $2 $1
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-mkdir $RAMDISK $RAMDISK $2 $1
}
# Recursive
cpio_rm() {
if [ "$1" = "-r" ]; then
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-ls $RAMDISK | grep "^$2/" | while read i ; do
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-rm $RAMDISK $RAMDISK $i
done
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-rmdir $RAMDISK $RAMDISK $2
else
LD_LIBRARY_PATH=$SYSTEMLIB /su/bin/sukernel --cpio-rm $RAMDISK $RAMDISK $1
fi
}
rm -rf /tmp/magisk/ramdisk 2>/dev/null
@ -24,27 +39,23 @@ cat $RAMDISK | cpio -i
# Patch ramdisk
echo "- Patching ramdisk"
# Cleanup SuperSU backups
cpio_rm -r .subackup
# Add magisk entrypoint
for INIT in init*.rc; do
if [ $(grep -c "import /init.environ.rc" $INIT) -ne "0" ] && [ $(grep -c "import /init.magisk.rc" $INIT) -eq "0" ]; then
if [ `grep -c "import /init.environ.rc" $INIT` -ne "0" ] && [ `grep -c "import /init.magisk.rc" $INIT` -eq "0" ]; then
sed -i "/import \/init\.environ\.rc/iimport /init.magisk.rc" $INIT
cpio_add $INIT 750
break
fi
done
# Add magisk PATH
if [ $(grep -c "/magisk/.core/busybox" init.environ.rc) -eq "0" ]; then
sed -i "/export PATH/ s/\/system\/xbin/\/system\/xbin:\/magisk\/.core\/busybox/g" init.environ.rc
cpio_add init.environ.rc 750
fi
# sepolicy patches
$BINDIR/sepolicy-inject --magisk -P sepolicy
LD_LIBRARY_PATH=$SYSTEMLIB $BINDIR/sepolicy-inject --magisk -P sepolicy
cpio_add sepolicy 644
# Add new items
mkdir -p magisk 2>/dev/null
cp -af $BINDIR/init.magisk.rc init.magisk.rc
cp -af $BINDIR/magic_mask.sh sbin/magic_mask.sh