From patchwork Fri Nov 24 09:27:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hangbin Liu X-Patchwork-Id: 13467315 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="VfIRB8OJ" Received: from mail-pl1-x62c.google.com (mail-pl1-x62c.google.com [IPv6:2607:f8b0:4864:20::62c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E52ABD7F; Fri, 24 Nov 2023 01:30:02 -0800 (PST) Received: by mail-pl1-x62c.google.com with SMTP id d9443c01a7336-1cfa71b6029so1502375ad.1; Fri, 24 Nov 2023 01:30:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1700818201; x=1701423001; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=t9Lr0lrO55tRepCKiT482mCGQ+HFYWhLSbvhepjw5cs=; b=VfIRB8OJVOLqqnyoImFRD0TEQHdB80MSRphbGJm8SphXk+2iTQOz3Zs1DgQ16Cre0e waDbwbunKYukGmDgT5zx5Rf8nMLIgyiw1ieGW8YhXVkqPghMBpvqfTzsU1ZfliE0B9FX 9ENyHG78TEZ1mI6gqUKXETJPpMlU2s9VWu61P2kL0igiYYY1BJwMXVtLaf5K5ptR4Lip Kz3n6KuOTQUrpo8H7hnZD6CxmfhmUUjlS0mbxJwN6I5JVNtleUKcVfIUHt3dH7AbAqBK 33WL+GiiDjBB6n9GGHy4y9eU9FiAeM0aC3EuaFw5CamiohPvo0qYk9RHYNstmAkO7LZV XUyw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700818201; x=1701423001; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=t9Lr0lrO55tRepCKiT482mCGQ+HFYWhLSbvhepjw5cs=; b=AhLX+mxAhtW/sx9aVPb4GLylTQxdmWHg5LFR9IrsDlUBhIuac9mEDZawteBQEvGWPd TsWPl4uuJN6rE1+Tu5XHKvGGOOTvEI3YxOtCpsvbcBBjVFzDLZJeKNa7dZUDY/pWMqjg 5sAVaGXGomV5LHvbOg4pIzgX2eTUUW7+DJ5Msttxuc93xs2qjBgcS7yvqd8ZWiEnkumz b6fjqyGuQb68lkGmytiLhnpaZqu3VAz3YGOwwAPeayBL0h8GnwWrCUWKHZQ+PLej1LiL CD4x4psB+uEi+uuB4r9jsD4cy6uxmo4DtrvDxubSkZiBdBA68JOQVR309OrewaHU0c11 3mrg== X-Gm-Message-State: AOJu0YzdbKp5Y9keIuUMbV/eJUdSX1pZzLLIi6z0C4y8bQjNK5O42y4G 6mluTm3Yoa5vXrWza4LX/Bto8RDx2ctQgaaU X-Google-Smtp-Source: AGHT+IH48NttrN7zXyaZFvqEx/IcWTBMR+ojbpJFCd+5DOdjWk0NL0UvqhxmE+VAjvhms4smpsX8Tg== X-Received: by 2002:a17:902:e546:b0:1cc:6cc7:e29f with SMTP id n6-20020a170902e54600b001cc6cc7e29fmr1963181plf.43.1700818201496; Fri, 24 Nov 2023 01:30:01 -0800 (PST) Received: from Laptop-X1.redhat.com ([43.228.180.230]) by smtp.gmail.com with ESMTPSA id o10-20020a170902d4ca00b001cfacc54674sm32679plg.106.2023.11.24.01.29.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Nov 2023 01:30:01 -0800 (PST) From: Hangbin Liu To: netdev@vger.kernel.org Cc: "David S. Miller" , Jakub Kicinski , Eric Dumazet , Paolo Abeni , Shuah Khan , David Ahern , linux-kselftest@vger.kernel.org, Po-Hsu Lin , Guillaume Nault , =?utf-8?b?QmrDtnJuIFTDtnBlbA==?= , Ryan Roberts , Andrew Morton , Mark Brown , Luis Chamberlain , Hangbin Liu Subject: [PATCH net-next 30/38] selftests/net: convert test_vxlan_vnifiltering.sh to run it in unique namespace Date: Fri, 24 Nov 2023 17:27:28 +0800 Message-ID: <20231124092736.3673263-31-liuhangbin@gmail.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20231124092736.3673263-1-liuhangbin@gmail.com> References: <20231124092736.3673263-1-liuhangbin@gmail.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Here is the test result after conversion. ]# ./test_vxlan_vnifiltering.sh TEST: Create traditional vxlan device [ OK ] TEST: Cannot create vnifilter device without external flag [ OK ] TEST: Creating external vxlan device with vnifilter flag [ OK ] ... TEST: VM connectivity over traditional vxlan (ipv6 default rdst) [ OK ] TEST: VM connectivity over metadata nonfiltering vxlan (ipv4 default rdst) [ OK ] Tests passed: 27 Tests failed: 0 Signed-off-by: Hangbin Liu --- .../selftests/net/test_vxlan_vnifiltering.sh | 154 +++++++++++------- 1 file changed, 95 insertions(+), 59 deletions(-) diff --git a/tools/testing/selftests/net/test_vxlan_vnifiltering.sh b/tools/testing/selftests/net/test_vxlan_vnifiltering.sh index 8c3ac0a72545..6127a78ee988 100755 --- a/tools/testing/selftests/net/test_vxlan_vnifiltering.sh +++ b/tools/testing/selftests/net/test_vxlan_vnifiltering.sh @@ -78,10 +78,8 @@ # # # This test tests the new vxlan vnifiltering api - +source lib.sh ret=0 -# Kselftest framework requirement - SKIP code is 4. -ksft_skip=4 # all tests in this script. Can be overridden with -t option TESTS=" @@ -148,18 +146,18 @@ run_cmd() } check_hv_connectivity() { - ip netns exec hv-1 ping -c 1 -W 1 $1 &>/dev/null + ip netns exec $hv_1 ping -c 1 -W 1 $1 &>/dev/null sleep 1 - ip netns exec hv-1 ping -c 1 -W 1 $2 &>/dev/null + ip netns exec $hv_1 ping -c 1 -W 1 $2 &>/dev/null return $? } check_vm_connectivity() { - run_cmd "ip netns exec vm-11 ping -c 1 -W 1 10.0.10.12" + run_cmd "ip netns exec $vm_11 ping -c 1 -W 1 10.0.10.12" log_test $? 0 "VM connectivity over $1 (ipv4 default rdst)" - run_cmd "ip netns exec vm-21 ping -c 1 -W 1 10.0.10.22" + run_cmd "ip netns exec $vm_21 ping -c 1 -W 1 10.0.10.22" log_test $? 0 "VM connectivity over $1 (ipv6 default rdst)" } @@ -167,26 +165,23 @@ cleanup() { ip link del veth-hv-1 2>/dev/null || true ip link del vethhv-11 vethhv-12 vethhv-21 vethhv-22 2>/dev/null || true - for ns in hv-1 hv-2 vm-11 vm-21 vm-12 vm-22 vm-31 vm-32; do - ip netns del $ns 2>/dev/null || true - done + cleanup_ns $hv_1 $hv_2 $vm_11 $vm_21 $vm_12 $vm_22 $vm_31 $vm_32 } trap cleanup EXIT setup-hv-networking() { - hv=$1 + id=$1 local1=$2 mask1=$3 local2=$4 mask2=$5 - ip netns add hv-$hv - ip link set veth-hv-$hv netns hv-$hv - ip -netns hv-$hv link set veth-hv-$hv name veth0 - ip -netns hv-$hv addr add $local1/$mask1 dev veth0 - ip -netns hv-$hv addr add $local2/$mask2 dev veth0 - ip -netns hv-$hv link set veth0 up + ip link set veth-hv-$id netns ${hv[$id]} + ip -netns ${hv[$id]} link set veth-hv-$id name veth0 + ip -netns ${hv[$id]} addr add $local1/$mask1 dev veth0 + ip -netns ${hv[$id]} addr add $local2/$mask2 dev veth0 + ip -netns ${hv[$id]} link set veth0 up } # Setups a "VM" simulated by a netns an a veth pair @@ -208,21 +203,20 @@ setup-vm() { lastvxlandev="" # create bridge - ip -netns hv-$hvid link add br$brid type bridge vlan_filtering 1 vlan_default_pvid 0 \ + ip -netns ${hv[$hvid]} link add br$brid type bridge vlan_filtering 1 vlan_default_pvid 0 \ mcast_snooping 0 - ip -netns hv-$hvid link set br$brid up + ip -netns ${hv[$hvid]} link set br$brid up # create vm namespace and interfaces and connect to hypervisor # namespace - ip netns add vm-$vmid hvvethif="vethhv-$vmid" vmvethif="veth-$vmid" ip link add $hvvethif type veth peer name $vmvethif - ip link set $hvvethif netns hv-$hvid - ip link set $vmvethif netns vm-$vmid - ip -netns hv-$hvid link set $hvvethif up - ip -netns vm-$vmid link set $vmvethif up - ip -netns hv-$hvid link set $hvvethif master br$brid + ip link set $hvvethif netns ${hv[$hvid]} + ip link set $vmvethif netns ${vm[$vmid]} + ip -netns ${hv[$hvid]} link set $hvvethif up + ip -netns ${vm[$vmid]} link set $vmvethif up + ip -netns ${hv[$hvid]} link set $hvvethif master br$brid # configure VM vlan/vni filtering on hypervisor for vmap in $(echo $vattrs | cut -d "," -f1- --output-delimiter=' ') @@ -234,9 +228,9 @@ setup-vm() { local vtype=$(echo $vmap | awk -F'-' '{print ($5)}') local port=$(echo $vmap | awk -F'-' '{print ($6)}') - ip -netns vm-$vmid link add name $vmvethif.$vid link $vmvethif type vlan id $vid - ip -netns vm-$vmid addr add 10.0.$vid.$vmid/24 dev $vmvethif.$vid - ip -netns vm-$vmid link set $vmvethif.$vid up + ip -netns ${vm[$vmid]} link add name $vmvethif.$vid link $vmvethif type vlan id $vid + ip -netns ${vm[$vmid]} addr add 10.0.$vid.$vmid/24 dev $vmvethif.$vid + ip -netns ${vm[$vmid]} link set $vmvethif.$vid up tid=$vid vxlandev="vxlan$brid" @@ -268,35 +262,35 @@ setup-vm() { # create vxlan device if [ "$vxlandev" != "$lastvxlandev" ]; then - ip -netns hv-$hvid link add $vxlandev type vxlan local $localip $vxlandevflags dev veth0 2>/dev/null - ip -netns hv-$hvid link set $vxlandev master br$brid - ip -netns hv-$hvid link set $vxlandev up + ip -netns ${hv[$hvid]} link add $vxlandev type vxlan local $localip $vxlandevflags dev veth0 2>/dev/null + ip -netns ${hv[$hvid]} link set $vxlandev master br$brid + ip -netns ${hv[$hvid]} link set $vxlandev up lastvxlandev=$vxlandev fi # add vlan - bridge -netns hv-$hvid vlan add vid $vid dev $hvvethif - bridge -netns hv-$hvid vlan add vid $vid pvid dev $vxlandev + bridge -netns ${hv[$hvid]} vlan add vid $vid dev $hvvethif + bridge -netns ${hv[$hvid]} vlan add vid $vid pvid dev $vxlandev # Add bridge vni filter for tx if [[ -n $vtype && $vtype == "metadata" || $vtype == "vnifilter" || $vtype == "vnifilterg" ]]; then - bridge -netns hv-$hvid link set dev $vxlandev vlan_tunnel on - bridge -netns hv-$hvid vlan add dev $vxlandev vid $vid tunnel_info id $tid + bridge -netns ${hv[$hvid]} link set dev $vxlandev vlan_tunnel on + bridge -netns ${hv[$hvid]} vlan add dev $vxlandev vid $vid tunnel_info id $tid fi if [[ -n $vtype && $vtype == "metadata" ]]; then - bridge -netns hv-$hvid fdb add 00:00:00:00:00:00 dev $vxlandev \ + bridge -netns ${hv[$hvid]} fdb add 00:00:00:00:00:00 dev $vxlandev \ src_vni $tid vni $tid dst $group self elif [[ -n $vtype && $vtype == "vnifilter" ]]; then # Add per vni rx filter with 'bridge vni' api - bridge -netns hv-$hvid vni add dev $vxlandev vni $tid + bridge -netns ${hv[$hvid]} vni add dev $vxlandev vni $tid elif [[ -n $vtype && $vtype == "vnifilterg" ]]; then # Add per vni group config with 'bridge vni' api if [ -n "$group" ]; then if [ $mcast -eq 1 ]; then - bridge -netns hv-$hvid vni add dev $vxlandev vni $tid group $group + bridge -netns ${hv[$hvid]} vni add dev $vxlandev vni $tid group $group else - bridge -netns hv-$hvid vni add dev $vxlandev vni $tid remote $group + bridge -netns ${hv[$hvid]} vni add dev $vxlandev vni $tid remote $group fi fi fi @@ -306,14 +300,14 @@ setup-vm() { setup_vnifilter_api() { ip link add veth-host type veth peer name veth-testns - ip netns add testns - ip link set veth-testns netns testns + setup_ns testns + ip link set veth-testns netns $testns } cleanup_vnifilter_api() { ip link del veth-host 2>/dev/null || true - ip netns del testns 2>/dev/null || true + ip netns del $testns 2>/dev/null || true } # tests vxlan filtering api @@ -331,52 +325,52 @@ vxlan_vnifilter_api() # Duplicate vni test # create non-vnifiltering traditional vni device - run_cmd "ip -netns testns link add vxlan100 type vxlan id 100 local $localip dev veth-testns dstport 4789" + run_cmd "ip -netns $testns link add vxlan100 type vxlan id 100 local $localip dev veth-testns dstport 4789" log_test $? 0 "Create traditional vxlan device" # create vni filtering device - run_cmd "ip -netns testns link add vxlan-ext1 type vxlan vnifilter local $localip dev veth-testns dstport 4789" + run_cmd "ip -netns $testns link add vxlan-ext1 type vxlan vnifilter local $localip dev veth-testns dstport 4789" log_test $? 1 "Cannot create vnifilter device without external flag" - run_cmd "ip -netns testns link add vxlan-ext1 type vxlan external vnifilter local $localip dev veth-testns dstport 4789" + run_cmd "ip -netns $testns link add vxlan-ext1 type vxlan external vnifilter local $localip dev veth-testns dstport 4789" log_test $? 0 "Creating external vxlan device with vnifilter flag" - run_cmd "bridge -netns testns vni add dev vxlan-ext1 vni 100" + run_cmd "bridge -netns $testns vni add dev vxlan-ext1 vni 100" log_test $? 0 "Cannot set in-use vni id on vnifiltering device" - run_cmd "bridge -netns testns vni add dev vxlan-ext1 vni 200" + run_cmd "bridge -netns $testns vni add dev vxlan-ext1 vni 200" log_test $? 0 "Set new vni id on vnifiltering device" - run_cmd "ip -netns testns link add vxlan-ext2 type vxlan external vnifilter local $localip dev veth-testns dstport 4789" + run_cmd "ip -netns $testns link add vxlan-ext2 type vxlan external vnifilter local $localip dev veth-testns dstport 4789" log_test $? 0 "Create second external vxlan device with vnifilter flag" - run_cmd "bridge -netns testns vni add dev vxlan-ext2 vni 200" + run_cmd "bridge -netns $testns vni add dev vxlan-ext2 vni 200" log_test $? 255 "Cannot set in-use vni id on vnifiltering device" - run_cmd "bridge -netns testns vni add dev vxlan-ext2 vni 300" + run_cmd "bridge -netns $testns vni add dev vxlan-ext2 vni 300" log_test $? 0 "Set new vni id on vnifiltering device" # check in bridge vni show - run_cmd "bridge -netns testns vni add dev vxlan-ext2 vni 300" + run_cmd "bridge -netns $testns vni add dev vxlan-ext2 vni 300" log_test $? 0 "Update vni id on vnifiltering device" - run_cmd "bridge -netns testns vni add dev vxlan-ext2 vni 400" + run_cmd "bridge -netns $testns vni add dev vxlan-ext2 vni 400" log_test $? 0 "Add new vni id on vnifiltering device" # add multicast group per vni - run_cmd "bridge -netns testns vni add dev vxlan-ext1 vni 200 group $group" + run_cmd "bridge -netns $testns vni add dev vxlan-ext1 vni 200 group $group" log_test $? 0 "Set multicast group on existing vni" # add multicast group per vni - run_cmd "bridge -netns testns vni add dev vxlan-ext2 vni 300 group $group" + run_cmd "bridge -netns $testns vni add dev vxlan-ext2 vni 300 group $group" log_test $? 0 "Set multicast group on existing vni" # set vnifilter on an existing external vxlan device - run_cmd "ip -netns testns link set dev vxlan-ext1 type vxlan external vnifilter" + run_cmd "ip -netns $testns link set dev vxlan-ext1 type vxlan external vnifilter" log_test $? 2 "Cannot set vnifilter flag on a device" # change vxlan vnifilter flag - run_cmd "ip -netns testns link set dev vxlan-ext1 type vxlan external novnifilter" + run_cmd "ip -netns $testns link set dev vxlan-ext1 type vxlan external novnifilter" log_test $? 2 "Cannot unset vnifilter flag on a device" } @@ -390,12 +384,20 @@ vxlan_vnifilter_datapath() hv1addr2="2002:fee1::1" hv2addr2="2002:fee1::2" + setup_ns hv_1 hv_2 + hv[1]=$hv_1 + hv[2]=$hv_2 ip link add veth-hv-1 type veth peer name veth-hv-2 setup-hv-networking 1 $hv1addr1 24 $hv1addr2 64 $hv2addr1 $hv2addr2 setup-hv-networking 2 $hv2addr1 24 $hv2addr2 64 $hv1addr1 $hv1addr2 check_hv_connectivity hv2addr1 hv2addr2 + setup_ns vm_11 vm_21 vm_12 vm_22 + vm[11]=$vm_11 + vm[21]=$vm_21 + vm[12]=$vm_12 + vm[22]=$vm_22 setup-vm 1 11 1 10-v4-$hv1addr1-$hv2addr1-vnifilter,20-v4-$hv1addr1-$hv2addr1-vnifilter 0 setup-vm 1 21 2 10-v6-$hv1addr2-$hv2addr2-vnifilter,20-v6-$hv1addr2-$hv2addr2-vnifilter 0 @@ -415,12 +417,20 @@ vxlan_vnifilter_datapath_pervni() hv1addr2="2002:fee1::1" hv2addr2="2002:fee1::2" + setup_ns hv_1 hv_2 + hv[1]=$hv_1 + hv[2]=$hv_2 ip link add veth-hv-1 type veth peer name veth-hv-2 setup-hv-networking 1 $hv1addr1 24 $hv1addr2 64 setup-hv-networking 2 $hv2addr1 24 $hv2addr2 64 check_hv_connectivity hv2addr1 hv2addr2 + setup_ns vm_11 vm_21 vm_12 vm_22 + vm[11]=$vm_11 + vm[21]=$vm_21 + vm[12]=$vm_12 + vm[22]=$vm_22 setup-vm 1 11 1 10-v4-$hv1addr1-$hv2addr1-vnifilterg,20-v4-$hv1addr1-$hv2addr1-vnifilterg 0 setup-vm 1 21 2 10-v6-$hv1addr2-$hv2addr2-vnifilterg,20-v6-$hv1addr2-$hv2addr2-vnifilterg 0 @@ -440,12 +450,20 @@ vxlan_vnifilter_datapath_mgroup() group="239.1.1.100" group6="ff07::1" + setup_ns hv_1 hv_2 + hv[1]=$hv_1 + hv[2]=$hv_2 ip link add veth-hv-1 type veth peer name veth-hv-2 setup-hv-networking 1 $hv1addr1 24 $hv1addr2 64 setup-hv-networking 2 $hv2addr1 24 $hv2addr2 64 check_hv_connectivity hv2addr1 hv2addr2 + setup_ns vm_11 vm_21 vm_12 vm_22 + vm[11]=$vm_11 + vm[21]=$vm_21 + vm[12]=$vm_12 + vm[22]=$vm_22 setup-vm 1 11 1 10-v4-$hv1addr1-$group-vnifilter,20-v4-$hv1addr1-$group-vnifilter 1 setup-vm 1 21 2 "10-v6-$hv1addr2-$group6-vnifilter,20-v6-$hv1addr2-$group6-vnifilter" 1 @@ -464,12 +482,20 @@ vxlan_vnifilter_datapath_mgroup_pervni() group="239.1.1.100" group6="ff07::1" + setup_ns hv_1 hv_2 + hv[1]=$hv_1 + hv[2]=$hv_2 ip link add veth-hv-1 type veth peer name veth-hv-2 setup-hv-networking 1 $hv1addr1 24 $hv1addr2 64 setup-hv-networking 2 $hv2addr1 24 $hv2addr2 64 check_hv_connectivity hv2addr1 hv2addr2 + setup_ns vm_11 vm_21 vm_12 vm_22 + vm[11]=$vm_11 + vm[21]=$vm_21 + vm[12]=$vm_12 + vm[22]=$vm_22 setup-vm 1 11 1 10-v4-$hv1addr1-$group-vnifilterg,20-v4-$hv1addr1-$group-vnifilterg 1 setup-vm 1 21 2 10-v6-$hv1addr2-$group6-vnifilterg,20-v6-$hv1addr2-$group6-vnifilterg 1 @@ -486,12 +512,22 @@ vxlan_vnifilter_metadata_and_traditional_mix() hv1addr2="2002:fee1::1" hv2addr2="2002:fee1::2" + setup_ns hv_1 hv_2 + hv[1]=$hv_1 + hv[2]=$hv_2 ip link add veth-hv-1 type veth peer name veth-hv-2 setup-hv-networking 1 $hv1addr1 24 $hv1addr2 64 setup-hv-networking 2 $hv2addr1 24 $hv2addr2 64 check_hv_connectivity hv2addr1 hv2addr2 + setup_ns vm_11 vm_21 vm_31 vm_12 vm_22 vm_32 + vm[11]=$vm_11 + vm[21]=$vm_21 + vm[31]=$vm_31 + vm[12]=$vm_12 + vm[22]=$vm_22 + vm[32]=$vm_32 setup-vm 1 11 1 10-v4-$hv1addr1-$hv2addr1-vnifilter,20-v4-$hv1addr1-$hv2addr1-vnifilter 0 setup-vm 1 21 2 10-v6-$hv1addr2-$hv2addr2-vnifilter,20-v6-$hv1addr2-$hv2addr2-vnifilter 0 setup-vm 1 31 3 30-v4-$hv1addr1-$hv2addr1-default-4790,40-v6-$hv1addr2-$hv2addr2-default-4790,50-v4-$hv1addr1-$hv2addr1-metadata-4791 0 @@ -504,13 +540,13 @@ vxlan_vnifilter_metadata_and_traditional_mix() check_vm_connectivity "vnifiltering vxlan pervni remote mix" # check VM connectivity over traditional/non-vxlan filtering vxlan devices - run_cmd "ip netns exec vm-31 ping -c 1 -W 1 10.0.30.32" + run_cmd "ip netns exec $vm_31 ping -c 1 -W 1 10.0.30.32" log_test $? 0 "VM connectivity over traditional vxlan (ipv4 default rdst)" - run_cmd "ip netns exec vm-31 ping -c 1 -W 1 10.0.40.32" + run_cmd "ip netns exec $vm_31 ping -c 1 -W 1 10.0.40.32" log_test $? 0 "VM connectivity over traditional vxlan (ipv6 default rdst)" - run_cmd "ip netns exec vm-31 ping -c 1 -W 1 10.0.50.32" + run_cmd "ip netns exec $vm_31 ping -c 1 -W 1 10.0.50.32" log_test $? 0 "VM connectivity over metadata nonfiltering vxlan (ipv4 default rdst)" }