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if_ovpn tests: test pf's route-to

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Ensure that pf's route-to works with if_ovpn.

Sponsored by:	Rubicon Communications, LLC ("Netgate")
This commit is contained in:
Kristof Provost 2022-06-09 17:07:12 +02:00
parent 85a15e4704
commit c09e62cd91
1 changed files with 90 additions and 0 deletions
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90
tests/sys/net/if_ovpn/if_ovpn.sh
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@ -25,6 +25,7 @@
# SUCH DAMAGE.
. $(atf_get_srcdir)/utils.subr
. $(atf_get_srcdir)/../../netpfil/pf/utils.subr
atf_test_case "4in4" "cleanup"
4in4_head()
@ -400,6 +401,94 @@ timeout_client_cleanup()
ovpn_cleanup
}
atf_test_case "route_to" "cleanup"
route_to_head()
{
atf_set descr "Test pf's route-to with OpenVPN tunnels"
atf_set require.user root
atf_set require.progs openvpn
}
route_to_body()
{
pft_init
ovpn_init
l=$(vnet_mkepair)
n=$(vnet_mkepair)
vnet_mkjail a ${l}a
jexec a ifconfig ${l}a 192.0.2.1/24 up
jexec a ifconfig ${l}a inet alias 198.51.100.254/24
vnet_mkjail b ${l}b ${n}a
jexec b ifconfig ${l}b 192.0.2.2/24 up
jexec b ifconfig ${n}a up
# Sanity check
atf_check -s exit:0 -o ignore jexec a ping -c 1 192.0.2.2
ovpn_start a "
dev ovpn0
dev-type tun
proto udp4
cipher AES-256-GCM
auth SHA256
local 192.0.2.1
server 198.51.100.0 255.255.255.0
ca $(atf_get_srcdir)/ca.crt
cert $(atf_get_srcdir)/server.crt
key $(atf_get_srcdir)/server.key
dh $(atf_get_srcdir)/dh.pem
mode server
script-security 2
auth-user-pass-verify /usr/bin/true via-env
topology subnet
keepalive 100 600
"
ovpn_start b "
dev tun0
dev-type tun
client
remote 192.0.2.1
auth-user-pass $(atf_get_srcdir)/user.pass
ca $(atf_get_srcdir)/ca.crt
cert $(atf_get_srcdir)/client.crt
key $(atf_get_srcdir)/client.key
dh $(atf_get_srcdir)/dh.pem
keepalive 100 600
"
# Give the tunnel time to come up
sleep 10
# Check the tunnel
atf_check -s exit:0 -o ignore jexec b ping -c 1 198.51.100.1
atf_check -s exit:0 -o ignore jexec b ping -c 1 198.51.100.254
# Break our routes so that we need a route-to to make things work.
jexec b ifconfig ${n}a 198.51.100.3/24
atf_check -s exit:2 -o ignore jexec b ping -c 1 -t 1 -S 198.51.100.2 198.51.100.254
jexec b pfctl -e
pft_set_rules b \
"pass out route-to (tun0 198.51.100.1) proto icmp from 198.51.100.2 "
atf_check -s exit:0 -o ignore jexec b ping -c 3 -S 198.51.100.2 198.51.100.254
}
route_to_cleanup()
{
ovpn_cleanup
pft_cleanup
}
atf_init_test_cases()
{
atf_add_test_case "4in4"
@ -407,4 +496,5 @@ atf_init_test_cases()
atf_add_test_case "6in6"
atf_add_test_case "4in6"
atf_add_test_case "timeout_client"
atf_add_test_case "route_to"
}