1d055a3fbc
We should assume that headless mode is going to handle data wipe as needed. Change-Id: Iea01a061458f5b5ecc881e41ec8ac2200722eeed
31 lines
990 B
Bash
31 lines
990 B
Bash
#!/sbin/sh
|
|
|
|
# Validate that the incoming OTA is compatible with an already-installed
|
|
# system
|
|
|
|
grep -q "Command:.*\"--wipe\_data\"" /tmp/recovery.log
|
|
if [ $? -eq 0 ]; then
|
|
echo "Data will be wiped after install; skipping signature check..."
|
|
exit 0
|
|
fi
|
|
|
|
grep -q "Command:.*\"--headless\"" /tmp/recovery.log
|
|
if [ $? -eq 0 ]; then
|
|
echo "Headless mode install; skipping signature check..."
|
|
exit 0
|
|
fi
|
|
|
|
if [ -f /data/system/packages.xml -a -f /tmp/releasekey ]; then
|
|
relCert=$(grep -A3 'package name="com.android.htmlviewer"' /data/system/packages.xml | grep "cert index" | head -n 1 | sed -e 's|.*"\([[:digit:]][[:digit:]]*\)".*|\1|g')
|
|
|
|
# Tools missing? Err on the side of caution and exit cleanly
|
|
if [ "z$relCert" == "z" ]; then exit 0; fi
|
|
|
|
grep "cert index=\"$relCert\"" /data/system/packages.xml | grep -q `cat /tmp/releasekey`
|
|
if [ $? -ne 0 ]; then
|
|
echo "You have an installed system that isn't signed with this build's key, aborting..."
|
|
exit 124
|
|
fi
|
|
fi
|
|
|
|
exit 0
|