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bridge tests: Test STP on top of VLAN devices

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This is basically the same test as the existing STP test, but now on top
of VLAN interfaces instead of directly using the epair devices.

MFC after:	1 week
Sponsored by:	Orange Business Services
Differential Revision:	https://reviews.freebsd.org/D28861

(cherry picked from commit 26492ba271)
This commit is contained in:
Kristof Provost 2021-02-20 10:13:33 +01:00
parent eaba3fe148
commit 2c19b99c2f
1 changed files with 66 additions and 0 deletions
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66
tests/sys/net/if_bridge_test.sh
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@ -124,6 +124,71 @@ stp_cleanup()
vnet_cleanup
}
atf_test_case "stp_vlan" "cleanup"
stp_vlan_head()
{
atf_set descr 'Spanning tree on VLAN test'
atf_set require.user root
}
stp_vlan_body()
{
vnet_init
epair_one=$(vnet_mkepair)
epair_two=$(vnet_mkepair)
bridge_a=$(vnet_mkbridge)
bridge_b=$(vnet_mkbridge)
vnet_mkjail a ${bridge_a} ${epair_one}a ${epair_two}a
vnet_mkjail b ${bridge_b} ${epair_one}b ${epair_two}b
jexec a ifconfig ${epair_one}a up
jexec a ifconfig ${epair_two}a up
vlan_a_one=$(jexec a ifconfig vlan create vlandev ${epair_one}a vlan 42)
vlan_a_two=$(jexec a ifconfig vlan create vlandev ${epair_two}a vlan 42)
jexec a ifconfig ${vlan_a_one} up
jexec a ifconfig ${vlan_a_two} up
jexec a ifconfig ${bridge_a} addm ${vlan_a_one}
jexec a ifconfig ${bridge_a} addm ${vlan_a_two}
jexec b ifconfig ${epair_one}b up
jexec b ifconfig ${epair_two}b up
vlan_b_one=$(jexec b ifconfig vlan create vlandev ${epair_one}b vlan 42)
vlan_b_two=$(jexec b ifconfig vlan create vlandev ${epair_two}b vlan 42)
jexec b ifconfig ${vlan_b_one} up
jexec b ifconfig ${vlan_b_two} up
jexec b ifconfig ${bridge_b} addm ${vlan_b_one}
jexec b ifconfig ${bridge_b} addm ${vlan_b_two}
jexec a ifconfig ${bridge_a} 192.0.2.1/24
# Enable spanning tree
jexec a ifconfig ${bridge_a} stp ${vlan_a_one}
jexec a ifconfig ${bridge_a} stp ${vlan_a_two}
jexec b ifconfig ${bridge_b} stp ${vlan_b_one}
jexec b ifconfig ${bridge_b} stp ${vlan_b_two}
jexec b ifconfig ${bridge_b} up
jexec a ifconfig ${bridge_a} up
# Give STP time to do its thing
sleep 5
a_discard=$(jexec a ifconfig ${bridge_a} | grep discarding)
b_discard=$(jexec b ifconfig ${bridge_b} | grep discarding)
if [ -z "${a_discard}" ] && [ -z "${b_discard}" ]
then
atf_fail "STP failed to detect bridging loop"
fi
}
stp_vlan_cleanup()
{
vnet_cleanup
}
atf_test_case "static" "cleanup"
static_head()
{
@ -329,6 +394,7 @@ atf_init_test_cases()
{
atf_add_test_case "bridge_transmit_ipv4_unicast"
atf_add_test_case "stp"
atf_add_test_case "stp_vlan"
atf_add_test_case "static"
atf_add_test_case "span"
atf_add_test_case "inherit_mac"