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#!/bin/bash
SRC_TREE=../../../../
test_run()
{
sysctl -w net.core.bpf_jit_enable=$1 2>&1 > /dev/null
sysctl -w net.core.bpf_jit_harden=$2 2>&1 > /dev/null
echo "[ JIT enabled:$1 hardened:$2 ]"
dmesg -C
insmod $SRC_TREE/lib/test_bpf.ko 2> /dev/null
if [ $? -ne 0 ]; then
rc=1
fi
rmmod test_bpf 2> /dev/null
dmesg | grep FAIL
}
test_save()
{
JE=`sysctl -n net.core.bpf_jit_enable`
JH=`sysctl -n net.core.bpf_jit_harden`
}
test_restore()
{
sysctl -w net.core.bpf_jit_enable=$JE 2>&1 > /dev/null
sysctl -w net.core.bpf_jit_harden=$JH 2>&1 > /dev/null
}
rc=0
test_save
test_run 0 0
test_run 1 0
test_run 1 1
test_run 1 2
test_restore
exit $rc
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