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#!/bin/sh
# If:
# 1) syslog.conf exists
# 2) it doesn't already contain some (uncommented) sshguard directive
# then add $SSHGUARDCONFLINE (commented) right at the end of the header
# comments section in syslog.conf
# real syslog.conf configuration file path
SYSLOGCONF=/etc/syslog.conf
# configuration line to add
SSHGUARDCONFLINE="auth.info;authpriv.info |exec $PKG_PREFIX/sbin/sshguard"
case "$2" in
"POST-INSTALL")
if test "x$SSHGUARDFW" = xhosts
then
touch /etc/hosts.allow
fi
if (test -f "$SYSLOGCONF" && ! grep -q sshguard "$SYSLOGCONF")
then
# append default sshguard entry in syslog.conf (first line after comments header)
TMPFILE=`mktemp -q /tmp/syslogcXX`
# make sure our file has the same permissions as the original, since we mv it back
cp -p $SYSLOGCONF ${TMPFILE}
echo > ${TMPFILE}
inheader=1
cat "$SYSLOGCONF" | while read cline ;
do
if (test $inheader -eq 1 && !(echo "$cline" | grep -q "^[[:space:]]*#"))
then
# got off of header comments
inheader=0
echo "#$SSHGUARDCONFLINE" >> $TMPFILE
fi
echo "$cline" >> $TMPFILE
done
mv $TMPFILE "$SYSLOGCONF"
fi
;;
esac
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