diff options
| -rwxr-xr-x | tools/testing/selftests/net/pmtu.sh | 117 |
1 files changed, 86 insertions, 31 deletions
diff --git a/tools/testing/selftests/net/pmtu.sh b/tools/testing/selftests/net/pmtu.sh index 33cba295ad45..14d20782ccb7 100755 --- a/tools/testing/selftests/net/pmtu.sh +++ b/tools/testing/selftests/net/pmtu.sh @@ -43,6 +43,22 @@ # - pmtu_ipv6_vxlan6_exception # Same as pmtu_ipv4_vxlan6_exception, but send IPv6 packets from A to B # +# - pmtu_ipv4_geneve4_exception +# Same as pmtu_ipv4_vxlan4_exception, but using a GENEVE tunnel instead of +# VXLAN +# +# - pmtu_ipv6_geneve4_exception +# Same as pmtu_ipv6_vxlan4_exception, but using a GENEVE tunnel instead of +# VXLAN +# +# - pmtu_ipv4_geneve6_exception +# Same as pmtu_ipv4_vxlan6_exception, but using a GENEVE tunnel instead of +# VXLAN +# +# - pmtu_ipv6_geneve6_exception +# Same as pmtu_ipv6_vxlan6_exception, but using a GENEVE tunnel instead of +# VXLAN +# # - pmtu_vti4_exception # Set up vti tunnel on top of veth, with xfrm states and policies, in two # namespaces with matching endpoints. Check that route exception is not @@ -93,6 +109,10 @@ tests=" pmtu_ipv6_vxlan4_exception IPv6 over vxlan4: PMTU exceptions pmtu_ipv4_vxlan6_exception IPv4 over vxlan6: PMTU exceptions pmtu_ipv6_vxlan6_exception IPv6 over vxlan6: PMTU exceptions + pmtu_ipv4_geneve4_exception IPv4 over geneve4: PMTU exceptions + pmtu_ipv6_geneve4_exception IPv6 over geneve4: PMTU exceptions + pmtu_ipv4_geneve6_exception IPv4 over geneve6: PMTU exceptions + pmtu_ipv6_geneve6_exception IPv6 over geneve6: PMTU exceptions pmtu_vti6_exception vti6: PMTU exceptions pmtu_vti4_exception vti4: PMTU exceptions pmtu_vti4_default_mtu vti4: default MTU assignment @@ -230,32 +250,50 @@ setup_vti6() { setup_vti 6 ${veth6_a_addr} ${veth6_b_addr} ${tunnel6_a_addr} ${tunnel6_b_addr} ${tunnel6_mask} } -setup_vxlan() { - a_addr="${1}" - b_addr="${2}" - opts="${3}" +setup_vxlan_or_geneve() { + type="${1}" + a_addr="${2}" + b_addr="${3}" + opts="${4}" + + if [ "${type}" = "vxlan" ]; then + opts="${opts} ttl 64 dstport 4789" + opts_a="local ${a_addr}" + opts_b="local ${b_addr}" + else + opts_a="" + opts_b="" + fi - ${ns_a} ip link add vxlan_a type vxlan id 1 local ${a_addr} remote ${b_addr} ttl 64 dstport 4789 ${opts} || return 1 - ${ns_b} ip link add vxlan_b type vxlan id 1 local ${b_addr} remote ${a_addr} ttl 64 dstport 4789 ${opts} + ${ns_a} ip link add ${type}_a type ${type} id 1 ${opts_a} remote ${b_addr} ${opts} || return 1 + ${ns_b} ip link add ${type}_b type ${type} id 1 ${opts_b} remote ${a_addr} ${opts} - ${ns_a} ip addr add ${tunnel4_a_addr}/${tunnel4_mask} dev vxlan_a - ${ns_b} ip addr add ${tunnel4_b_addr}/${tunnel4_mask} dev vxlan_b + ${ns_a} ip addr add ${tunnel4_a_addr}/${tunnel4_mask} dev ${type}_a + ${ns_b} ip addr add ${tunnel4_b_addr}/${tunnel4_mask} dev ${type}_b - ${ns_a} ip addr add ${tunnel6_a_addr}/${tunnel6_mask} dev vxlan_a - ${ns_b} ip addr add ${tunnel6_b_addr}/${tunnel6_mask} dev vxlan_b + ${ns_a} ip addr add ${tunnel6_a_addr}/${tunnel6_mask} dev ${type}_a + ${ns_b} ip addr add ${tunnel6_b_addr}/${tunnel6_mask} dev ${type}_b - ${ns_a} ip link set vxlan_a up - ${ns_b} ip link set vxlan_b up + ${ns_a} ip link set ${type}_a up + ${ns_b} ip link set ${type}_b up sleep 1 } +setup_geneve4() { + setup_vxlan_or_geneve geneve ${prefix4}.${a_r1}.1 ${prefix4}.${b_r1}.1 "df set" +} + setup_vxlan4() { - setup_vxlan ${prefix4}.${a_r1}.1 ${prefix4}.${b_r1}.1 "df set" + setup_vxlan_or_geneve vxlan ${prefix4}.${a_r1}.1 ${prefix4}.${b_r1}.1 "df set" +} + +setup_geneve6() { + setup_vxlan_or_geneve geneve ${prefix6}:${a_r1}::1 ${prefix6}:${b_r1}::1 } setup_vxlan6() { - setup_vxlan ${prefix6}:${a_r1}::1 ${prefix6}:${b_r1}::1 "" + setup_vxlan_or_geneve vxlan ${prefix6}:${a_r1}::1 ${prefix6}:${b_r1}::1 } setup_xfrm() { @@ -514,22 +552,23 @@ test_pmtu_ipv6_exception() { test_pmtu_ipvX 6 } -test_pmtu_ipvX_over_vxlanY_exception() { - family=${1} - outer_family=${2} +test_pmtu_ipvX_over_vxlanY_or_geneveY_exception() { + type=${1} + family=${2} + outer_family=${3} ll_mtu=4000 if [ ${outer_family} -eq 4 ]; then - setup namespaces routing vxlan4 || return 2 - # IPv4 header UDP header VXLAN header Ethernet header - exp_mtu=$((${ll_mtu} - 20 - 8 - 8 - 14)) + setup namespaces routing ${type}4 || return 2 + # IPv4 header UDP header VXLAN/GENEVE header Ethernet header + exp_mtu=$((${ll_mtu} - 20 - 8 - 8 - 14)) else - setup namespaces routing vxlan6 || return 2 - # IPv6 header UDP header VXLAN header Ethernet header - exp_mtu=$((${ll_mtu} - 40 - 8 - 8 - 14)) + setup namespaces routing ${type}6 || return 2 + # IPv6 header UDP header VXLAN/GENEVE header Ethernet header + exp_mtu=$((${ll_mtu} - 40 - 8 - 8 - 14)) fi - trace "${ns_a}" vxlan_a "${ns_b}" vxlan_b \ + trace "${ns_a}" ${type}_a "${ns_b}" ${type}_b \ "${ns_a}" veth_A-R1 "${ns_r1}" veth_R1-A \ "${ns_b}" veth_B-R1 "${ns_r1}" veth_R1-B @@ -547,29 +586,45 @@ test_pmtu_ipvX_over_vxlanY_exception() { mtu "${ns_b}" veth_B-R1 ${ll_mtu} mtu "${ns_r1}" veth_R1-B ${ll_mtu} - mtu "${ns_a}" vxlan_a $((${ll_mtu} + 1000)) - mtu "${ns_b}" vxlan_b $((${ll_mtu} + 1000)) + mtu "${ns_a}" ${type}_a $((${ll_mtu} + 1000)) + mtu "${ns_b}" ${type}_b $((${ll_mtu} + 1000)) ${ns_a} ${ping} -q -M want -i 0.1 -w 2 -s $((${ll_mtu} + 500)) ${dst} > /dev/null # Check that exception was created pmtu="$(route_get_dst_pmtu_from_exception "${ns_a}" ${dst})" - check_pmtu_value ${exp_mtu} "${pmtu}" "exceeding link layer MTU on VXLAN interface" + check_pmtu_value ${exp_mtu} "${pmtu}" "exceeding link layer MTU on ${type} interface" } test_pmtu_ipv4_vxlan4_exception() { - test_pmtu_ipvX_over_vxlanY_exception 4 4 + test_pmtu_ipvX_over_vxlanY_or_geneveY_exception vxlan 4 4 } test_pmtu_ipv6_vxlan4_exception() { - test_pmtu_ipvX_over_vxlanY_exception 6 4 + test_pmtu_ipvX_over_vxlanY_or_geneveY_exception vxlan 6 4 +} + +test_pmtu_ipv4_geneve4_exception() { + test_pmtu_ipvX_over_vxlanY_or_geneveY_exception geneve 4 4 +} + +test_pmtu_ipv6_geneve4_exception() { + test_pmtu_ipvX_over_vxlanY_or_geneveY_exception geneve 6 4 } test_pmtu_ipv4_vxlan6_exception() { - test_pmtu_ipvX_over_vxlanY_exception 4 6 + test_pmtu_ipvX_over_vxlanY_or_geneveY_exception vxlan 4 6 } test_pmtu_ipv6_vxlan6_exception() { - test_pmtu_ipvX_over_vxlanY_exception 6 6 + test_pmtu_ipvX_over_vxlanY_or_geneveY_exception vxlan 6 6 +} + +test_pmtu_ipv4_geneve6_exception() { + test_pmtu_ipvX_over_vxlanY_or_geneveY_exception geneve 4 6 +} + +test_pmtu_ipv6_geneve6_exception() { + test_pmtu_ipvX_over_vxlanY_or_geneveY_exception geneve 6 6 } test_pmtu_vti4_exception() { |