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Fix trustkernel keystore/gatekeerp 

TEE requires that ro.product.model is either original, or "AOSP on armxx"
sed in-place
I had to move from /dev to /mnt, because /dev is nosuid
This commit is contained in:
Pierre-Hugues Husson 2018-05-19 16:54:30 +02:00
parent 63b2403f9f
commit b139f72be4
1 changed files with 19 additions and 23 deletions
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42
rw-system.sh
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@ -3,35 +3,36 @@
set -e
fixSPL() {
if [ "$(getprop ro.product.cpu.abi)" == "armeabi-v7a" ];then
setprop ro.keymaster.mod 'AOSP on ARM32'
else
setprop ro.keymaster.mod 'AOSP on ARM64'
fi
img="$(find /dev/block -type l |grep by-name |grep /kernel$(getprop ro.boot.slot_suffix) |head -n 1)"
[ -z "$img" ] && img="$(find /dev/block -type l |grep by-name |grep /boot$(getprop ro.boot.slot_suffix) |head -n 1)"
if [ -n "$img" ];then
#Rewrite SPL/Android version if needed
Arelease="$(getSPL $img android)"
setprop ro.keymaster.xxx.release $Arelease
setprop ro.keymaster.xxx.release "$Arelease"
setprop ro.keymaster.xxx.security_patch "$(getSPL $img spl)"
#Only Android 8.0 needs this
if ! echo "$Arelease" |grep -qF 8.0;then
return 0
fi
for f in /vendor/lib64/hw/android.hardware.keymaster@3.0-impl-qti.so /system/lib64/vndk-26/libsoftkeymasterdevice.so;do
for f in /vendor/lib64/hw/android.hardware.keymaster@3.0-impl-qti.so /system/lib64/vndk-26/libsoftkeymasterdevice.so /vendor/bin/teed;do
[ ! -f $f ] && continue
ctxt="$(ls -lZ $f |grep -oE 'u:object_r:[^:]*:s0')"
b="$(basename "$f")"
mkdir -p /dev/phh/
cp $f /dev/phh/$b
sed -i -e 's/ro.build.version.release/ro.keymaster.xxx.release/g' -e 's/ro.build.version.security_patch/ro.keymaster.xxx.security_patch/g' /dev/phh/$b
if echo $f |grep vendor;then
chcon u:object_r:vendor_file:s0 /dev/phh/$b
else
chcon u:object_r:system_file:s0 /dev/phh/$b
fi
chmod 0644 /dev/phh/$b
mount -o bind /dev/phh/$b $f
mkdir -p /mnt/phh/
cp -a $f /mnt/phh/$b
sed -i \
-e 's/ro.build.version.release/ro.keymaster.xxx.release/g' \
-e 's/ro.build.version.security_patch/ro.keymaster.xxx.security_patch/g' \
-e 's/ro.product.model/ro.keymaster.mod/g' \
/mnt/phh/$b
chcon "$ctxt" /mnt/phh/$b
mount -o bind /mnt/phh/$b $f
done
setprop ctl.restart keymaster-3-0
[ "$(getprop init.svc.keymaster-3-0)" == "running" ] && setprop ctl.restart keymaster-3-0
[ "$(getprop init.svc.teed)" == "running" ] && setprop ctl.restart teed
fi
}
@ -56,8 +57,3 @@ fi
if ! grep android.hardware.ir /vendor/manifest.xml;then
mount -o bind system/phh/empty /system/etc/permissions/android.hardware.consumerir.xml
fi
#Disable trustkernel keystore, because it doesn't work for the moment
#Found on MTK devices
mount -o bind /system/phh/empty /vendor/lib/hw/keystore.trustkernel.so || true
mount -o bind /system/phh/empty /vendor/lib64/hw/keystore.trustkernel.so || true