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authorAaron Conole <[email protected]>2023-08-01 17:22:24 -0400
committerPaolo Abeni <[email protected]>2023-08-03 15:05:41 +0200
commit05398aa4095360e8bd85a4beb64e0aec47ebfd3e (patch)
tree3cc1b5bacfcaecc03e0fba5c310b1ebc8f9ca33d
parent9f1179fbbd84d5269f57659152e24bd4b03fd095 (diff)
selftests: openvswitch: add a test for ipv4 forwarding
This is a simple ipv4 bidirectional connectivity test. Signed-off-by: Aaron Conole <[email protected]> Reviewed-by: Adrian Moreno <[email protected]> Reviewed-by: Simon Horman <[email protected]> Signed-off-by: Paolo Abeni <[email protected]>
-rwxr-xr-xtools/testing/selftests/net/openvswitch/openvswitch.sh40
1 files changed, 40 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/openvswitch/openvswitch.sh b/tools/testing/selftests/net/openvswitch/openvswitch.sh
index 5cdacb3c8c92..5d60a9466dab 100755
--- a/tools/testing/selftests/net/openvswitch/openvswitch.sh
+++ b/tools/testing/selftests/net/openvswitch/openvswitch.sh
@@ -12,6 +12,7 @@ TRACING=0
tests="
arp_ping eth-arp: Basic arp ping between two NS
+ connect_v4 ip4-xon: Basic ipv4 ping between two NS
netlink_checks ovsnl: validate netlink attrs and settings
upcall_interfaces ovs: test the upcall interfaces"
@@ -192,6 +193,45 @@ test_arp_ping () {
return 0
}
+# connect_v4 test
+# - client has 1500 byte MTU
+# - server has 1500 byte MTU
+# - use ICMP to ping in each direction
+test_connect_v4 () {
+
+ sbx_add "test_connect_v4" || return $?
+
+ ovs_add_dp "test_connect_v4" cv4 || return 1
+
+ info "create namespaces"
+ for ns in client server; do
+ ovs_add_netns_and_veths "test_connect_v4" "cv4" "$ns" \
+ "${ns:0:1}0" "${ns:0:1}1" || return 1
+ done
+
+
+ ip netns exec client ip addr add 172.31.110.10/24 dev c1
+ ip netns exec client ip link set c1 up
+ ip netns exec server ip addr add 172.31.110.20/24 dev s1
+ ip netns exec server ip link set s1 up
+
+ # Add forwarding for ARP and ip packets - completely wildcarded
+ ovs_add_flow "test_connect_v4" cv4 \
+ 'in_port(1),eth(),eth_type(0x0806),arp()' '2' || return 1
+ ovs_add_flow "test_connect_v4" cv4 \
+ 'in_port(2),eth(),eth_type(0x0806),arp()' '1' || return 1
+ ovs_add_flow "test_connect_v4" cv4 \
+ 'in_port(1),eth(),eth_type(0x0800),ipv4(src=172.31.110.10)' '2' || return 1
+ ovs_add_flow "test_connect_v4" cv4 \
+ 'in_port(2),eth(),eth_type(0x0800),ipv4(src=172.31.110.20)' '1' || return 1
+
+ # do a ping
+ ovs_sbx "test_connect_v4" ip netns exec client ping 172.31.110.20 -c 3 || return 1
+
+ info "done..."
+ return 0
+}
+
# netlink_validation
# - Create a dp
# - check no warning with "old version" simulation