[ovs-dev] [PATCH v2 4/5] ipsec: Introduce IPsec system tests for Libreswan

Mark Gray mark.d.gray at redhat.com
Wed Mar 31 08:05:08 UTC 2021


This patch adds system tests for OVS IPsec using Libreswan.
If Libreswan is not present on the system, the tests will
be skipped.

These tests set up an underlay switch with bridge 'br0'
to carry encrypted traffic between two emulated "nodes".
Each "node" is a seperate network namespace ('left' and
'right') and runs an instance of the Libreswan "pluto"
daemon, ovs-monitor-ipsec, ovs-vswitch and ovsdb-server.

Each test sets up IPsec between the two emulated "nodes"
using various configurations (currently tunnel
type, IPv6/IPv6, authentication method, local_ip). After
configuration, connectivity between the two nodes is
tested and the underlay traffic is also inspected to
ensure the traffic is encrypted.

All IPsec system tests can be run by using the ipsec
keyword:

sudo make check-kernel TESTSUITEFLAGS='-k ipsec'

Signed-off-by: Mark Gray <mark.d.gray at redhat.com>
---
v2: removed sleep, addressed libreswan path length bug, move
    geneve comment

 tests/automake.mk              |   3 +-
 tests/system-ipsec.at          | 400 +++++++++++++++++++++++++++++++++
 tests/system-kmod-testsuite.at |   1 +
 3 files changed, 403 insertions(+), 1 deletion(-)
 create mode 100644 tests/system-ipsec.at

diff --git a/tests/automake.mk b/tests/automake.mk
index 44a65849ccac..1a528aa394ff 100644
--- a/tests/automake.mk
+++ b/tests/automake.mk
@@ -173,6 +173,7 @@ SYSTEM_TESTSUITE_AT = \
 	tests/system-common-macros.at \
 	tests/system-layer3-tunnels.at \
 	tests/system-traffic.at \
+	tests/system-ipsec.at \
 	tests/system-interface.at
 
 SYSTEM_OFFLOADS_TESTSUITE_AT = \
@@ -200,7 +201,7 @@ SYSTEM_DPDK_TESTSUITE = $(srcdir)/tests/system-dpdk-testsuite
 OVSDB_CLUSTER_TESTSUITE = $(srcdir)/tests/ovsdb-cluster-testsuite
 DISTCLEANFILES += tests/atconfig tests/atlocal
 
-AUTOTEST_PATH = utilities:vswitchd:ovsdb:vtep:tests:$(PTHREAD_WIN32_DIR_DLL):$(SSL_DIR)
+AUTOTEST_PATH = utilities:vswitchd:ovsdb:vtep:tests:ipsec:$(PTHREAD_WIN32_DIR_DLL):$(SSL_DIR)
 
 check-local:
 	set $(SHELL) '$(TESTSUITE)' -C tests AUTOTEST_PATH=$(AUTOTEST_PATH); \
diff --git a/tests/system-ipsec.at b/tests/system-ipsec.at
new file mode 100644
index 000000000000..7dc0f9228f95
--- /dev/null
+++ b/tests/system-ipsec.at
@@ -0,0 +1,400 @@
+AT_BANNER(IPsec)
+
+dnl IPSEC_SETUP_UNDERLAY()
+dnl
+dnl Configure anything required in the underlay network
+m4_define([IPSEC_SETUP_UNDERLAY],
+      [AT_CHECK([cp ${abs_top_srcdir}/vswitchd/vswitch.ovsschema vswitch.ovsschema])
+      dnl Set up the underlay switch
+      AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])])
+
+dnl IPSEC_ADD_NODE([namespace], [device], [address], [peer address]))
+dnl
+dnl Creates a dummy host that acts as an IPsec endpoint. Creates host in
+dnl 'namespace' and attaches a veth 'device' to 'namespace' to act as the host
+dnl NIC. Assigns 'address' to 'device' and adds the other end of veth 'device' to
+dnl 'br0' which is an OVS bridge in the default namespace acting as an underlay
+dnl switch. Sets the default gateway of 'namespace' to 'peer address'.
+dnl
+dnl Starts all daemons in 'namespace' that are required for IPsec
+m4_define([IPSEC_ADD_NODE],
+  [ADD_NAMESPACES($1)
+  dnl Disable DAD. We know we wont get duplicates on this underlay network.
+  NS_EXEC([$1], [sysctl -w net.ipv6.conf.all.accept_dad=0])
+  NS_EXEC([$1], [sysctl -w net.ipv6.conf.default.accept_dad=0])
+  ADD_VETH($2, $1, br0, $3/24)
+  NS_EXEC([$1], [ip route add default via $4 dev $2])
+  mkdir -p $ovs_base/$1
+  touch $ovs_base/$1/.conf.db.~lock~
+  NS_EXEC([$1], [ovsdb-tool create $ovs_base/$1/conf.db \
+                $abs_top_srcdir/vswitchd/vswitch.ovsschema], [0], [], [stderr])
+
+  dnl Start ovsdb-server.
+  NS_EXEC([$1],[ovsdb-server $ovs_base/$1/conf.db --detach --no-chdir \
+        --log-file=$ovs_base/$1/ovsdb.log --pidfile=$ovs_base/$1/ovsdb.pid \
+        --remote=punix:$OVS_RUNDIR/$1/db.sock], [0], [], [stderr])
+  on_exit "kill `cat $ovs_base/$1/ovsdb.pid`"
+  NS_EXEC([$1], [ovs-vsctl --no-wait init])
+
+  dnl Start ovs-vswitchd.
+  NS_EXEC([$1], [ovs-vswitchd unix:${OVS_RUNDIR}/$1/db.sock --detach \
+        --no-chdir --pidfile=$ovs_base/$1/vswitchd.pid \
+        --unixctl=$ovs_base/$1/vswitchd.ctl \
+        --log-file=$ovs_base/$1/vswitchd.log -vvconn -vofproto_dpif -vunixctl],\
+        [0], [], [stderr])
+  on_exit "kill_ovs_vswitchd `cat $ovs_base/$1/vswitchd.pid`"
+
+  dnl Start pluto
+  mkdir -p $ovs_base/$1/ipsec.d
+  touch $ovs_base/$1/ipsec.conf
+  touch $ovs_base/$1/secrets
+  ipsec initnss --nssdir $ovs_base/$1/ipsec.d
+  NS_CHECK_EXEC([$1], [ipsec pluto --config $ovs_base/$1/ipsec.conf \
+        --ipsecdir $ovs_base/$1 --nssdir $ovs_base/$1/ipsec.d \
+        --logfile $ovs_base/$1/pluto.log --secretsfile $ovs_base/$1/secrets \
+        --rundir $ovs_base/$1], [0], [], [stderr])
+  on_exit "kill `cat $ovs_base/$1/pluto.pid`"
+
+  dnl Start ovs-monitor-ipsec
+  NS_CHECK_EXEC([$1], [ovs-monitor-ipsec unix:${OVS_RUNDIR}/$1/db.sock\
+        --pidfile=${OVS_RUNDIR}/$1/ovs-monitor-ipsec.pid --ike-daemon=libreswan\
+        --ipsec-conf=$ovs_base/$1/ipsec.conf --ipsec-d=$ovs_base/$1/ipsec.d \
+        --ipsec-secrets=$ovs_base/$1/secrets \
+        --log-file=$ovs_base/$1/ovs-monitor-ipsec.log \
+        --ipsec-ctl=$ovs_base/$1/pluto.ctl \
+        --no-restart-ike-daemon --detach ], [0], [], [stderr])
+  on_exit "kill `cat $ovs_base/$1/ovs-monitor-ipsec.pid`"
+
+  dnl Set up OVS bridge
+  NS_EXEC([$1], [ovs-vsctl --db unix:$ovs_base/$1/db.sock add-br br-ipsec])]
+)
+m4_define([IPSEC_ADD_NODE_LEFT], [IPSEC_ADD_NODE(left, p0, $1, $2)])
+m4_define([IPSEC_ADD_NODE_RIGHT], [IPSEC_ADD_NODE(right, p1, $1, $2)])
+
+dnl OVS_VSCTL([namespace], [sub-command])
+dnl
+dnl Runs `ovs-vsctl 'sub-command'` in 'namespace'
+m4_define([OVS_VSCTL],
+      [[ip netns exec $1 ovs-vsctl --db unix:$ovs_base/$1/db.sock $2 ]])
+m4_define([OVS_VSCTL_LEFT], [OVS_VSCTL(left, $1)])
+m4_define([OVS_VSCTL_RIGHT], [OVS_VSCTL(right, $1)])
+
+dnl CHECK_LIBRESWAN()
+dnl
+dnl Check if necessary Libreswan dependencies are available on the test machine
+m4_define([CHECK_LIBRESWAN],
+      [dnl Skip tests if system has not been set up for Libreswan
+      AT_SKIP_IF([!(ipsec --version | grep Libreswan)])
+      AT_SKIP_IF([test ! -x $(which certutil)])
+      AT_SKIP_IF([test ! -x $(which pk12util)])
+      AT_SKIP_IF([test ! -x $(which openssl)])
+      dnl If '$ovs_base' is too long, the following Libreswan issue will trigger
+      dnl so we check that it is not too long and skip test if it is.
+      dnl https://github.com/libreswan/libreswan/issues/428
+      AT_SKIP_IF([test "${#ovs_base}" -gt "90" ])])
+
+dnl IPSEC_STATUS_LOADED([])
+dnl
+dnl Get number of loaded connections from ipsec status
+m4_define([IPSEC_STATUS_LOADED], [ipsec status --rundir $ovs_base/$1 | \
+           grep "Total IPsec connections" | \
+           sed 's/[[0-9]]* Total IPsec connections: loaded \([[0-2]]\), active \([[0-2]]\).*/\1/m'])
+
+dnl IPSEC_STATUS_ACTIVE([])
+dnl
+dnl Get number of active connections from ipsec status
+m4_define([IPSEC_STATUS_ACTIVE], [ipsec status --rundir $ovs_base/$1 | \
+           grep "Total IPsec connections" | \
+           sed 's/[[0-9]]* Total IPsec connections: loaded \([[0-2]]\), active \([[0-2]]\).*/\2/m'])
+
+dnl CHECK_ESP_TRAFFIC()
+dnl
+dnl Checks for connectivity between nodes and that the underlay traffic is ESP.
+m4_define([CHECK_ESP_TRAFFIC],
+      [dnl Add test interfaces for pinging
+      NS_EXEC([left], [ip addr add 192.0.0.1/24 dev br-ipsec])
+      NS_EXEC([left], [ip link set dev br-ipsec up])
+
+      NS_EXEC([right], [ip addr add 192.0.0.2/24 dev br-ipsec])
+      NS_EXEC([right], [ip link set dev br-ipsec up])
+
+
+      dnl Capture any underlay esp packets
+      tcpdump -l -i ovs-p0 esp > $ovs_base/left/tcpdump.log &
+      on_exit "kill $!"
+      tcpdump -l -i ovs-p1 esp > $ovs_base/right/tcpdump.log &
+      on_exit "kill $!"
+
+      dnl Wait for all loaded connections to be active
+      OVS_WAIT_UNTIL([test `IPSEC_STATUS_LOADED(left)` -eq `IPSEC_STATUS_ACTIVE(left)`])
+      OVS_WAIT_UNTIL([test `IPSEC_STATUS_LOADED(right)` -eq `IPSEC_STATUS_ACTIVE(right)`])
+
+      dnl Ping over IPsec tunnel
+      NS_CHECK_EXEC([left], [ping -q -c 3 -i 0.3 -w 2 192.0.0.2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+      NS_CHECK_EXEC([right], [ping -q -c 3 -i 0.3 -w 2 192.0.0.1 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+      dnl Check for esp traffic
+      dnl Note: Geneve tests may not work on older kernels due to CVE-2020-25645
+      dnl https://bugzilla.redhat.com/show_bug.cgi?id=1883988
+      AT_CHECK([cat $ovs_base/left/tcpdump.log | grep ESP], [0], [stdout], [stderr])
+      AT_CHECK([cat $ovs_base/right/tcpdump.log | grep ESP], [0], [stdout], [stderr])])
+
+AT_SETUP([IPsec -- Libreswan (ipv4, geneve, defaultroute, psk)])
+AT_KEYWORDS([ipsec libreswan ipv4 geneve psk])
+dnl Note: Geneve test may not work on older kernels due to CVE-2020-25645
+dnl https://bugzilla.redhat.com/show_bug.cgi?id=1883988
+
+CHECK_LIBRESWAN()
+OVS_TRAFFIC_VSWITCHD_START()
+IPSEC_SETUP_UNDERLAY()
+
+dnl Set up dummy hosts
+IPSEC_ADD_NODE_LEFT(10.1.1.1, 10.1.1.2)
+IPSEC_ADD_NODE_RIGHT(10.1.1.2, 10.1.1.1)
+
+dnl Set up IPsec tunnel on 'left' host
+OVS_VSCTL_LEFT(add-port br-ipsec tun -- set Interface tun type=geneve \
+          options:remote_ip=10.1.1.2 options:psk=swordfish)
+
+dnl Set up IPsec tunnel on 'right' host
+
+OVS_VSCTL_RIGHT(add-port br-ipsec tun -- set Interface tun type=geneve \
+          options:remote_ip=10.1.1.1 options:psk=swordfish)
+
+CHECK_ESP_TRAFFIC()
+
+OVS_TRAFFIC_VSWITCHD_STOP()
+AT_CLEANUP
+
+AT_SETUP([IPsec -- Libreswan (ipv4, geneve, localip, psk)])
+AT_KEYWORDS([ipsec libreswan ipv4 geneve psk])
+dnl Note: Geneve test may not work on older kernels due to CVE-2020-25645
+dnl https://bugzilla.redhat.com/show_bug.cgi?id=1883988
+
+CHECK_LIBRESWAN()
+OVS_TRAFFIC_VSWITCHD_START()
+IPSEC_SETUP_UNDERLAY()
+
+dnl Set up dummy hosts
+IPSEC_ADD_NODE_LEFT(10.1.1.1, 10.1.1.2)
+IPSEC_ADD_NODE_RIGHT(10.1.1.2, 10.1.1.1)
+
+dnl Set up IPsec tunnel on 'left' host
+OVS_VSCTL_LEFT(add-port br-ipsec tun -- set Interface tun type=geneve \
+          options:remote_ip=10.1.1.2 options:local_ip=10.1.1.1 options:psk=swordfish)
+
+dnl Set up IPsec tunnel on 'right' host
+
+OVS_VSCTL_RIGHT(add-port br-ipsec tun -- set Interface tun type=geneve \
+          options:remote_ip=10.1.1.1 options:local_ip=10.1.1.2 options:psk=swordfish)
+
+CHECK_ESP_TRAFFIC()
+
+OVS_TRAFFIC_VSWITCHD_STOP()
+AT_CLEANUP
+
+AT_SETUP([IPsec -- Libreswan (ipv4, geneve, defaultroute, self-signed)])
+AT_KEYWORDS([ipsec libreswan ipv4 geneve self-signed])
+dnl Note: Geneve test may not work on older kernels due to CVE-2020-25645
+dnl https://bugzilla.redhat.com/show_bug.cgi?id=1883988
+
+CHECK_LIBRESWAN()
+OVS_TRAFFIC_VSWITCHD_START()
+IPSEC_SETUP_UNDERLAY()
+
+dnl Set up dummy hosts
+IPSEC_ADD_NODE_LEFT(10.1.1.1, 10.1.1.2)
+IPSEC_ADD_NODE_RIGHT(10.1.1.2, 10.1.1.1)
+
+dnl Create and set self-signed certs
+ovs-pki -b -d ${ovs_base} -l ${ovs_base}/ovs-pki.log req -u left
+ovs-pki -b -d ${ovs_base} -l ${ovs_base}/ovs-pki.log req -u right
+ovs-pki -b -d ${ovs_base} -l ${ovs_base}/ovs-pki.log self-sign left
+ovs-pki -b -d ${ovs_base} -l ${ovs_base}/ovs-pki.log self-sign right
+OVS_VSCTL_LEFT(set Open_vSwitch . \
+      other_config:certificate=${ovs_base}/left-cert.pem \
+      other_config:private_key=${ovs_base}/left-privkey.pem)
+OVS_VSCTL_RIGHT(set Open_vSwitch . \
+      other_config:certificate=${ovs_base}/right-cert.pem \
+      other_config:private_key=${ovs_base}/right-privkey.pem)
+
+dnl Set up IPsec tunnel on 'left' host
+OVS_VSCTL_LEFT(add-port br-ipsec tun -- set Interface tun type=geneve \
+          options:remote_ip=10.1.1.2 options:remote_cert=${ovs_base}/right-cert.pem)
+
+dnl Set up IPsec tunnel on 'right' host
+
+OVS_VSCTL_RIGHT(add-port br-ipsec tun -- set Interface tun type=geneve \
+          options:remote_ip=10.1.1.1 options:remote_cert=${ovs_base}/left-cert.pem)
+
+CHECK_ESP_TRAFFIC()
+
+OVS_TRAFFIC_VSWITCHD_STOP()
+AT_CLEANUP
+
+AT_SETUP([IPsec -- Libreswan (ipv4, geneve, defaultroute, ca-signed)])
+AT_KEYWORDS([ipsec libreswan ipv4 geneve ca-signed])
+dnl Note: Geneve test may not work on older kernels due to CVE-2020-25645
+dnl https://bugzilla.redhat.com/show_bug.cgi?id=1883988
+
+CHECK_LIBRESWAN()
+OVS_TRAFFIC_VSWITCHD_START()
+IPSEC_SETUP_UNDERLAY()
+
+dnl Set up dummy hosts
+IPSEC_ADD_NODE_LEFT(10.1.1.1, 10.1.1.2)
+IPSEC_ADD_NODE_RIGHT(10.1.1.2, 10.1.1.1)
+
+dnl Create and set ca-signed certs
+ovs-pki --force -b --dir=${ovs_base} -l ${ovs_base}/ovs-pki.log init
+ovs-pki -b --dir=${ovs_base} -l ${ovs_base}/ovs-pki.log req+sign -u left
+ovs-pki -b --dir=${ovs_base} -l ${ovs_base}/ovs-pki.log req+sign -u right
+OVS_VSCTL_LEFT(set Open_vSwitch . \
+      other_config:ca_cert=${ovs_base}/switchca/cacert.pem \
+      other_config:certificate=${ovs_base}/left-cert.pem \
+      other_config:private_key=${ovs_base}/left-privkey.pem)
+OVS_VSCTL_RIGHT(set Open_vSwitch . \
+      other_config:ca_cert=${ovs_base}/switchca/cacert.pem \
+      other_config:certificate=${ovs_base}/right-cert.pem \
+      other_config:private_key=${ovs_base}/right-privkey.pem)
+
+dnl Set up IPsec tunnel on 'left' host
+OVS_VSCTL_LEFT(add-port br-ipsec tun -- set Interface tun type=geneve \
+          options:remote_ip=10.1.1.2 options:remote_name=right)
+
+dnl Set up IPsec tunnel on 'right' host
+OVS_VSCTL_RIGHT(add-port br-ipsec tun -- set Interface tun type=geneve \
+          options:remote_ip=10.1.1.1 options:remote_name=left)
+
+CHECK_ESP_TRAFFIC()
+
+OVS_TRAFFIC_VSWITCHD_STOP()
+AT_CLEANUP
+
+AT_SETUP([IPsec -- Libreswan (ipv4, gre, defaultroute, psk)])
+AT_KEYWORDS([ipsec libreswan ipv4 gre psk])
+
+CHECK_LIBRESWAN()
+OVS_TRAFFIC_VSWITCHD_START()
+IPSEC_SETUP_UNDERLAY()
+
+dnl Set up dummy hosts
+IPSEC_ADD_NODE_LEFT(10.1.1.1, 10.1.1.2)
+IPSEC_ADD_NODE_RIGHT(10.1.1.2, 10.1.1.1)
+
+dnl Set up IPsec tunnel on 'left' host
+OVS_VSCTL_LEFT(add-port br-ipsec tun -- set Interface tun type=gre \
+          options:remote_ip=10.1.1.2 options:psk=swordfish)
+
+dnl Set up IPsec tunnel on 'right' host
+
+OVS_VSCTL_RIGHT(add-port br-ipsec tun -- set Interface tun type=gre \
+          options:remote_ip=10.1.1.1 options:psk=swordfish)
+
+CHECK_ESP_TRAFFIC()
+
+OVS_TRAFFIC_VSWITCHD_STOP()
+AT_CLEANUP
+
+AT_SETUP([IPsec -- Libreswan (ipv4, vxlan, defaultroute, psk)])
+AT_KEYWORDS([ipsec libreswan ipv4, vxlan psk])
+
+CHECK_LIBRESWAN()
+OVS_TRAFFIC_VSWITCHD_START()
+IPSEC_SETUP_UNDERLAY()
+
+dnl Set up dummy hosts
+IPSEC_ADD_NODE_LEFT(10.1.1.1, 10.1.1.2)
+IPSEC_ADD_NODE_RIGHT(10.1.1.2, 10.1.1.1)
+
+dnl Set up IPsec tunnel on 'left' host
+OVS_VSCTL_LEFT(add-port br-ipsec tun -- set Interface tun type=vxlan \
+          options:remote_ip=10.1.1.2 options:psk=swordfish)
+
+dnl Set up IPsec tunnel on 'right' host
+
+OVS_VSCTL_RIGHT(add-port br-ipsec tun -- set Interface tun type=vxlan \
+          options:remote_ip=10.1.1.1 options:psk=swordfish)
+
+CHECK_ESP_TRAFFIC()
+
+OVS_TRAFFIC_VSWITCHD_STOP()
+AT_CLEANUP
+
+AT_SETUP([IPsec -- Libreswan (ipv6, vxlan, defaultroute, psk)])
+AT_KEYWORDS([ipsec libreswan ipv6 vxlan psk])
+
+CHECK_LIBRESWAN()
+OVS_TRAFFIC_VSWITCHD_START()
+IPSEC_SETUP_UNDERLAY()
+
+dnl Set up dummy hosts
+IPSEC_ADD_NODE_LEFT(fd01::101, fd01::102)
+IPSEC_ADD_NODE_RIGHT(fd01::102, fd01::101)
+
+dnl Set up IPsec tunnel on 'left' host
+OVS_VSCTL_LEFT(add-port br-ipsec tun -- set Interface tun type=vxlan \
+          options:remote_ip=fd01::102 options:psk=swordfish)
+
+dnl Set up IPsec tunnel on 'right' host
+OVS_VSCTL_RIGHT(add-port br-ipsec tun -- set Interface tun type=vxlan \
+          options:remote_ip=fd01::101 options:psk=swordfish)
+
+CHECK_ESP_TRAFFIC()
+
+OVS_TRAFFIC_VSWITCHD_STOP()
+AT_CLEANUP
+
+AT_SETUP([IPsec -- Libreswan (ipv6, vxlan, localip, psk)])
+AT_KEYWORDS([ipsec libreswan ipv6 vxlan psk])
+
+CHECK_LIBRESWAN()
+OVS_TRAFFIC_VSWITCHD_START()
+IPSEC_SETUP_UNDERLAY()
+
+dnl Set up dummy hosts
+IPSEC_ADD_NODE_LEFT(fd01::101, fd01::102)
+IPSEC_ADD_NODE_RIGHT(fd01::102, fd01::101)
+
+dnl Set up IPsec tunnel on 'left' host
+OVS_VSCTL_LEFT(add-port br-ipsec tun -- set Interface tun type=vxlan \
+          options:remote_ip=fd01::102 options:local_ip=fd01::101 options:psk=swordfish)
+
+dnl Set up IPsec tunnel on 'right' host
+OVS_VSCTL_RIGHT(add-port br-ipsec tun -- set Interface tun type=vxlan \
+          options:remote_ip=fd01::101 options:local_ip=fd01::102 options:psk=swordfish)
+
+CHECK_ESP_TRAFFIC()
+
+OVS_TRAFFIC_VSWITCHD_STOP()
+AT_CLEANUP
+
+AT_SETUP([IPsec -- Libreswan (ipv6, geneve, defaultroute, psk)])
+AT_KEYWORDS([ipsec libreswan ipv6 geneve psk])
+dnl Note: Geneve test may not work on older kernels due to CVE-2020-25645
+dnl https://bugzilla.redhat.com/show_bug.cgi?id=1883988
+
+CHECK_LIBRESWAN()
+OVS_TRAFFIC_VSWITCHD_START()
+IPSEC_SETUP_UNDERLAY()
+
+dnl Set up dummy hosts
+IPSEC_ADD_NODE_LEFT(fd01::101, fd01::102)
+IPSEC_ADD_NODE_RIGHT(fd01::102, fd01::101)
+
+dnl Set up IPsec tunnel on 'left' host
+OVS_VSCTL_LEFT(add-port br-ipsec tun -- set Interface tun type=geneve \
+          options:remote_ip=fd01::102 options:psk=swordfish)
+
+dnl Set up IPsec tunnel on 'right' host
+OVS_VSCTL_RIGHT(add-port br-ipsec tun -- set Interface tun type=geneve \
+          options:remote_ip=fd01::101 options:psk=swordfish)
+
+CHECK_ESP_TRAFFIC()
+
+OVS_TRAFFIC_VSWITCHD_STOP()
+AT_CLEANUP
diff --git a/tests/system-kmod-testsuite.at b/tests/system-kmod-testsuite.at
index 3de0290c02f4..a595baf92987 100644
--- a/tests/system-kmod-testsuite.at
+++ b/tests/system-kmod-testsuite.at
@@ -25,3 +25,4 @@ m4_include([tests/system-kmod-macros.at])
 m4_include([tests/system-traffic.at])
 m4_include([tests/system-layer3-tunnels.at])
 m4_include([tests/system-interface.at])
+m4_include([tests/system-ipsec.at])
-- 
2.27.0



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