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carp tests: negative demotion

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PR:		259528
Reviewed by:	donner
MFC after:	3 weeks
Sponsored by:	Modirum MDPay
Differential Revision:	https://reviews.freebsd.org/D32760
This commit is contained in:
Marius Halden 2021-10-31 21:22:10 +01:00 committed by Kristof Provost
parent 1019354b54
commit 847b0d07c4
1 changed files with 59 additions and 8 deletions
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67
tests/sys/netinet/carp.sh
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@ -48,6 +48,15 @@ wait_for_carp()
done
}
carp_init()
{
if ! kldstat -q -m carp; then
atf_skip "This test requires carp"
fi
vnet_init
}
atf_test_case "basic_v4" "cleanup"
basic_v4_head()
{
@ -57,11 +66,8 @@ basic_v4_head()
basic_v4_body()
{
if ! kldstat -q -m carp; then
atf_skip "This test requires carp"
fi
carp_init
vnet_init
bridge=$(vnet_mkbridge)
epair_one=$(vnet_mkepair)
epair_two=$(vnet_mkepair)
@ -104,11 +110,8 @@ basic_v6_head()
basic_v6_body()
{
if ! kldstat -q -m carp; then
atf_skip "This test requires carp"
fi
carp_init
vnet_init
bridge=$(vnet_mkbridge)
epair_one=$(vnet_mkepair)
epair_two=$(vnet_mkepair)
@ -145,8 +148,56 @@ basic_v6_cleanup()
vnet_cleanup
}
atf_test_case "negative_demotion" "cleanup"
negative_demotion_head()
{
atf_set descr 'Test PR #259528'
atf_set require.user root
}
negative_demotion_body()
{
carp_init
epair=$(vnet_mkepair)
vnet_mkjail one ${epair}a
jexec one sysctl net.inet.carp.preempt=1
jexec one ifconfig ${epair}a 192.0.2.1/24 up
jexec one ifconfig ${epair}a add vhid 1 192.0.2.254/24 \
advskew 0 pass foobar
vnet_mkjail two ${epair}b
jexec two sysctl net.inet.carp.preempt=1
jexec two ifconfig ${epair}b 192.0.2.2/24 up
jexec two ifconfig ${epair}b add vhid 1 192.0.2.254/24 \
advskew 100 pass foobar
# Allow things to settle
wait_for_carp one ${epair}a two ${epair}b
if is_master one ${epair}a && is_master two ${epair}b
then
atf_fail "Two masters!"
fi
jexec one sysctl net.inet.carp.demotion=-1
sleep 3
if is_master one ${epair}a && is_master two ${epair}b
then
atf_fail "Two masters!"
fi
}
negative_demotion_cleanup()
{
vnet_cleanup
}
atf_init_test_cases()
{
atf_add_test_case "basic_v4"
atf_add_test_case "basic_v6"
atf_add_test_case "negative_demotion"
}