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pf tests: verify syncookie status report

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Verify that pfctl -si -v correctly shows syncookies to be
active/inactive.

Sponsored by:	Rubicon Communications, LLC ("Netgate")
This commit is contained in:
Kristof Provost 2022-10-31 12:15:58 +01:00
parent 444a77ca85
commit b0bf430310
1 changed files with 30 additions and 0 deletions
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30
tests/sys/netpfil/pf/syncookie.sh
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@ -29,6 +29,14 @@
common_dir=$(atf_get_srcdir)/../common
syncookie_state()
{
jail=$1
jexec $jail pfctl -si -v | grep -A 2 '^Syncookies' | grep active \
| awk '{ print($2); }'
}
atf_test_case "basic" "cleanup"
basic_head()
{
@ -63,6 +71,14 @@ basic_body()
then
atf_fail "Failed to connect to syncookie protected echo daemon"
fi
# Check that status shows syncookies as being active
active=$(syncookie_state alcatraz)
if [ "$active" != "active" ];
then
atf_fail "syncookies not active"
fi
}
basic_cleanup()
@ -196,12 +212,26 @@ adaptive_body()
# Sanity check
atf_check -s exit:0 -o ignore ping -c 1 192.0.2.1
# Check that status shows syncookies as being inactive
active=$(syncookie_state alcatraz)
if [ "$active" != "inactive" ];
then
atf_fail "syncookies active when they should not be"
fi
# Now syn flood to create many states
${common_dir}/pft_synflood.py \
--sendif ${epair}a \
--to 192.0.2.2 \
--count 100
# Check that status shows syncookies as being active
active=$(syncookie_state alcatraz)
if [ "$active" != "active" ];
then
atf_fail "syncookies not active"
fi
# Adaptive mode should kick in and stop us from creating more than
# about 10 states
states=$(jexec alcatraz pfctl -ss | grep tcp | wc -l)