diff options
Diffstat (limited to 'tools/testing/selftests/net/pmtu.sh')
-rwxr-xr-x | tools/testing/selftests/net/pmtu.sh | 145 |
1 files changed, 123 insertions, 22 deletions
diff --git a/tools/testing/selftests/net/pmtu.sh b/tools/testing/selftests/net/pmtu.sh index cfc84958025a..5175c0c83a23 100755 --- a/tools/testing/selftests/net/pmtu.sh +++ b/tools/testing/selftests/net/pmtu.sh @@ -842,25 +842,97 @@ setup_bridge() { run_cmd ${ns_a} ip link set veth_A-C master br0 } +setup_ovs_via_internal_utility() { + type="${1}" + a_addr="${2}" + b_addr="${3}" + dport="${4}" + + run_cmd python3 ./openvswitch/ovs-dpctl.py add-if ovs_br0 ${type}_a -t ${type} || return 1 + + ports=$(python3 ./openvswitch/ovs-dpctl.py show) + br0_port=$(echo "$ports" | grep -E "\sovs_br0" | sed -e 's@port @@' | cut -d: -f1 | xargs) + type_a_port=$(echo "$ports" | grep ${type}_a | sed -e 's@port @@' | cut -d: -f1 | xargs) + veth_a_port=$(echo "$ports" | grep veth_A | sed -e 's@port @@' | cut -d: -f1 | xargs) + + v4_a_tun="${prefix4}.${a_r1}.1" + v4_b_tun="${prefix4}.${b_r1}.1" + + v6_a_tun="${prefix6}:${a_r1}::1" + v6_b_tun="${prefix6}:${b_r1}::1" + + if [ "${v4_a_tun}" = "${a_addr}" ]; then + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),in_port(${veth_a_port}),eth(),eth_type(0x0800),ipv4()" \ + "set(tunnel(tun_id=1,dst=${v4_b_tun},ttl=64,tp_dst=${dport},flags(df|csum))),${type_a_port}" + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),in_port(${veth_a_port}),eth(),eth_type(0x86dd),ipv6()" \ + "set(tunnel(tun_id=1,dst=${v4_b_tun},ttl=64,tp_dst=${dport},flags(df|csum))),${type_a_port}" + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),tunnel(tun_id=1,src=${v4_b_tun},dst=${v4_a_tun}),in_port(${type_a_port}),eth(),eth_type(0x0800),ipv4()" \ + "${veth_a_port}" + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),tunnel(tun_id=1,src=${v4_b_tun},dst=${v4_a_tun}),in_port(${type_a_port}),eth(),eth_type(0x86dd),ipv6()" \ + "${veth_a_port}" + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),tunnel(tun_id=1,src=${v4_b_tun},dst=${v4_a_tun}),in_port(${type_a_port}),eth(),eth_type(0x0806),arp()" \ + "${veth_a_port}" + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),in_port(${veth_a_port}),eth(),eth_type(0x0806),arp(sip=${veth4_c_addr},tip=${tunnel4_b_addr})" \ + "set(tunnel(tun_id=1,dst=${v4_b_tun},ttl=64,tp_dst=${dport},flags(df|csum))),${type_a_port}" + else + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),in_port(${veth_a_port}),eth(),eth_type(0x0800),ipv4()" \ + "set(tunnel(tun_id=1,ipv6_dst=${v6_b_tun},ttl=64,tp_dst=${dport},flags(df|csum))),${type_a_port}" + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),in_port(${veth_a_port}),eth(),eth_type(0x86dd),ipv6()" \ + "set(tunnel(tun_id=1,ipv6_dst=${v6_b_tun},ttl=64,tp_dst=${dport},flags(df|csum))),${type_a_port}" + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),tunnel(tun_id=1,ipv6_src=${v6_b_tun},ipv6_dst=${v6_a_tun}),in_port(${type_a_port}),eth(),eth_type(0x0800),ipv4()" \ + "${veth_a_port}" + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),tunnel(tun_id=1,ipv6_src=${v6_b_tun},ipv6_dst=${v6_a_tun}),in_port(${type_a_port}),eth(),eth_type(0x86dd),ipv6()" \ + "${veth_a_port}" + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),tunnel(tun_id=1,ipv6_src=${v6_b_tun},ipv6_dst=${v6_a_tun}),in_port(${type_a_port}),eth(),eth_type(0x0806),arp()" \ + "${veth_a_port}" + run_cmd python3 ./openvswitch/ovs-dpctl.py add-flow ovs_br0 \ + "recirc_id(0),in_port(${veth_a_port}),eth(),eth_type(0x0806),arp(sip=${veth4_c_addr},tip=${tunnel4_b_addr})" \ + "set(tunnel(tun_id=1,ipv6_dst=${v6_b_tun},ttl=64,tp_dst=${dport},flags(df|csum))),${type_a_port}" + fi +} + +setup_ovs_via_vswitchd() { + type="${1}" + b_addr="${2}" + + run_cmd ovs-vsctl add-port ovs_br0 ${type}_a -- \ + set interface ${type}_a type=${type} \ + options:remote_ip=${b_addr} options:key=1 options:csum=true || return 1 +} + setup_ovs_vxlan_or_geneve() { type="${1}" a_addr="${2}" b_addr="${3}" + dport="6081" if [ "${type}" = "vxlan" ]; then + dport="4789" opts="${opts} ttl 64 dstport 4789" opts_b="local ${b_addr}" fi - run_cmd ovs-vsctl add-port ovs_br0 ${type}_a -- \ - set interface ${type}_a type=${type} \ - options:remote_ip=${b_addr} options:key=1 options:csum=true || return 1 + setup_ovs_via_internal_utility "${type}" "${a_addr}" "${b_addr}" \ + "${dport}" || \ + setup_ovs_via_vswitchd "${type}" "${b_addr}" || return 1 run_cmd ${ns_b} ip link add ${type}_b type ${type} id 1 ${opts_b} remote ${a_addr} ${opts} || return 1 run_cmd ${ns_b} ip addr add ${tunnel4_b_addr}/${tunnel4_mask} dev ${type}_b run_cmd ${ns_b} ip addr add ${tunnel6_b_addr}/${tunnel6_mask} dev ${type}_b + run_cmd ip link set ${type}_a up run_cmd ${ns_b} ip link set ${type}_b up } @@ -880,8 +952,24 @@ setup_ovs_vxlan6() { setup_ovs_vxlan_or_geneve vxlan ${prefix6}:${a_r1}::1 ${prefix6}:${b_r1}::1 } +setup_ovs_br_internal() { + run_cmd python3 ./openvswitch/ovs-dpctl.py add-dp ovs_br0 || \ + return 1 +} + +setup_ovs_br_vswitchd() { + run_cmd ovs-vsctl add-br ovs_br0 || return 1 +} + +setup_ovs_add_if() { + ifname="${1}" + run_cmd python3 ./openvswitch/ovs-dpctl.py add-if ovs_br0 \ + "${ifname}" || \ + run_cmd ovs-vsctl add-port ovs_br0 "${ifname}" +} + setup_ovs_bridge() { - run_cmd ovs-vsctl add-br ovs_br0 || return $ksft_skip + setup_ovs_br_internal || setup_ovs_br_vswitchd || return $ksft_skip run_cmd ip link set ovs_br0 up run_cmd ${ns_c} ip link add veth_C-A type veth peer name veth_A-C @@ -891,7 +979,7 @@ setup_ovs_bridge() { run_cmd ${ns_c} ip link set veth_C-A up run_cmd ${ns_c} ip addr add ${veth4_c_addr}/${veth4_mask} dev veth_C-A run_cmd ${ns_c} ip addr add ${veth6_c_addr}/${veth6_mask} dev veth_C-A - run_cmd ovs-vsctl add-port ovs_br0 veth_A-C + setup_ovs_add_if veth_A-C # Move veth_A-R1 to init run_cmd ${ns_a} ip link set veth_A-R1 netns 1 @@ -922,6 +1010,18 @@ trace() { sleep 1 } +cleanup_del_ovs_internal() { + # squelch the output of the del-if commands since it can be wordy + python3 ./openvswitch/ovs-dpctl.py del-if ovs_br0 -d true vxlan_a >/dev/null 2>&1 + python3 ./openvswitch/ovs-dpctl.py del-if ovs_br0 -d true geneve_a >/dev/null 2>&1 + python3 ./openvswitch/ovs-dpctl.py del-dp ovs_br0 >/dev/null 2>&1 +} + +cleanup_del_ovs_vswitchd() { + ovs-vsctl --if-exists del-port vxlan_a 2>/dev/null + ovs-vsctl --if-exists del-br ovs_br0 2>/dev/null +} + cleanup() { for pid in ${tcpdump_pids}; do kill ${pid} @@ -940,10 +1040,10 @@ cleanup() { cleanup_all_ns - ip link del veth_A-C 2>/dev/null - ip link del veth_A-R1 2>/dev/null - ovs-vsctl --if-exists del-port vxlan_a 2>/dev/null - ovs-vsctl --if-exists del-br ovs_br0 2>/dev/null + ip link del veth_A-C 2>/dev/null + ip link del veth_A-R1 2>/dev/null + cleanup_del_ovs_internal + cleanup_del_ovs_vswitchd rm -f "$tmpoutfile" } @@ -1397,6 +1497,12 @@ test_pmtu_ipvX_over_ovs_vxlanY_or_geneveY_exception() { outer_family=${3} ll_mtu=4000 + if [ "${type}" = "vxlan" ]; then + tun_a="vxlan_sys_4789" + elif [ "${type}" = "geneve" ]; then + tun_a="genev_sys_6081" + fi + if [ ${outer_family} -eq 4 ]; then setup namespaces routing ovs_bridge ovs_${type}4 || return $ksft_skip # IPv4 header UDP header VXLAN/GENEVE header Ethernet header @@ -1407,17 +1513,11 @@ test_pmtu_ipvX_over_ovs_vxlanY_or_geneveY_exception() { exp_mtu=$((${ll_mtu} - 40 - 8 - 8 - 14)) fi - if [ "${type}" = "vxlan" ]; then - tun_a="vxlan_sys_4789" - elif [ "${type}" = "geneve" ]; then - tun_a="genev_sys_6081" - fi - - trace "" "${tun_a}" "${ns_b}" ${type}_b \ - "" veth_A-R1 "${ns_r1}" veth_R1-A \ - "${ns_b}" veth_B-R1 "${ns_r1}" veth_R1-B \ - "" ovs_br0 "" veth-A-C \ - "${ns_c}" veth_C-A + trace "" ${type}_a "${ns_b}" ${type}_b \ + "" veth_A-R1 "${ns_r1}" veth_R1-A \ + "${ns_b}" veth_B-R1 "${ns_r1}" veth_R1-B \ + "" ovs_br0 "" veth-A_C \ + "${ns_c}" veth_C-A "" "${tun_a}" if [ ${family} -eq 4 ]; then ping=ping @@ -1436,8 +1536,9 @@ test_pmtu_ipvX_over_ovs_vxlanY_or_geneveY_exception() { mtu "${ns_b}" veth_B-R1 ${ll_mtu} mtu "${ns_r1}" veth_R1-B ${ll_mtu} - mtu "" ${tun_a} $((${ll_mtu} + 1000)) - mtu "${ns_b}" ${type}_b $((${ll_mtu} + 1000)) + mtu "" ${tun_a} $((${ll_mtu} + 1000)) 2>/dev/null || \ + mtu "" ${type}_a $((${ll_mtu} + 1000)) 2>/dev/null + mtu "${ns_b}" ${type}_b $((${ll_mtu} + 1000)) run_cmd ${ns_c} ${ping} -q -M want -i 0.1 -c 20 -s $((${ll_mtu} + 500)) ${dst} || return 1 |