diff options
Diffstat (limited to 'tools/testing/selftests/net/vrf_route_leaking.sh')
| -rwxr-xr-x | tools/testing/selftests/net/vrf_route_leaking.sh | 203 |
1 files changed, 97 insertions, 106 deletions
diff --git a/tools/testing/selftests/net/vrf_route_leaking.sh b/tools/testing/selftests/net/vrf_route_leaking.sh index 23cf924754a5..2da32f4c479b 100755 --- a/tools/testing/selftests/net/vrf_route_leaking.sh +++ b/tools/testing/selftests/net/vrf_route_leaking.sh @@ -58,6 +58,7 @@ # to send an ICMP error back to the source when the ttl of a packet reaches 1 # while it is forwarded between different vrfs. +source lib.sh VERBOSE=0 PAUSE_ON_FAIL=no DEFAULT_TTYPE=sym @@ -171,11 +172,7 @@ run_cmd_grep() cleanup() { - local ns - - for ns in h1 h2 r1 r2; do - ip netns del $ns 2>/dev/null - done + cleanup_ns $h1 $h2 $r1 $r2 } setup_vrf() @@ -212,72 +209,69 @@ setup_sym() # # create nodes as namespaces - # - for ns in h1 h2 r1; do - ip netns add $ns - ip -netns $ns link set lo up - - case "${ns}" in - h[12]) ip netns exec $ns sysctl -q -w net.ipv6.conf.all.forwarding=0 - ip netns exec $ns sysctl -q -w net.ipv6.conf.all.keep_addr_on_down=1 - ;; - r1) ip netns exec $ns sysctl -q -w net.ipv4.ip_forward=1 - ip netns exec $ns sysctl -q -w net.ipv6.conf.all.forwarding=1 - esac + setup_ns h1 h2 r1 + for ns in $h1 $h2 $r1; do + if echo $ns | grep -q h[12]-; then + ip netns exec $ns sysctl -q -w net.ipv6.conf.all.forwarding=0 + ip netns exec $ns sysctl -q -w net.ipv6.conf.all.keep_addr_on_down=1 + else + ip netns exec $ns sysctl -q -w net.ipv4.ip_forward=1 + ip netns exec $ns sysctl -q -w net.ipv6.conf.all.forwarding=1 + fi done # # create interconnects # - ip -netns h1 link add eth0 type veth peer name r1h1 - ip -netns h1 link set r1h1 netns r1 name eth0 up + ip -netns $h1 link add eth0 type veth peer name r1h1 + ip -netns $h1 link set r1h1 netns $r1 name eth0 up - ip -netns h2 link add eth0 type veth peer name r1h2 - ip -netns h2 link set r1h2 netns r1 name eth1 up + ip -netns $h2 link add eth0 type veth peer name r1h2 + ip -netns $h2 link set r1h2 netns $r1 name eth1 up # # h1 # - ip -netns h1 addr add dev eth0 ${H1_N1_IP}/24 - ip -netns h1 -6 addr add dev eth0 ${H1_N1_IP6}/64 nodad - ip -netns h1 link set eth0 up + ip -netns $h1 addr add dev eth0 ${H1_N1_IP}/24 + ip -netns $h1 -6 addr add dev eth0 ${H1_N1_IP6}/64 nodad + ip -netns $h1 link set eth0 up # h1 to h2 via r1 - ip -netns h1 route add ${H2_N2} via ${R1_N1_IP} dev eth0 - ip -netns h1 -6 route add ${H2_N2_6} via "${R1_N1_IP6}" dev eth0 + ip -netns $h1 route add ${H2_N2} via ${R1_N1_IP} dev eth0 + ip -netns $h1 -6 route add ${H2_N2_6} via "${R1_N1_IP6}" dev eth0 # # h2 # - ip -netns h2 addr add dev eth0 ${H2_N2_IP}/24 - ip -netns h2 -6 addr add dev eth0 ${H2_N2_IP6}/64 nodad - ip -netns h2 link set eth0 up + ip -netns $h2 addr add dev eth0 ${H2_N2_IP}/24 + ip -netns $h2 -6 addr add dev eth0 ${H2_N2_IP6}/64 nodad + ip -netns $h2 link set eth0 up # h2 to h1 via r1 - ip -netns h2 route add default via ${R1_N2_IP} dev eth0 - ip -netns h2 -6 route add default via ${R1_N2_IP6} dev eth0 + ip -netns $h2 route add default via ${R1_N2_IP} dev eth0 + ip -netns $h2 -6 route add default via ${R1_N2_IP6} dev eth0 # # r1 # - setup_vrf r1 - create_vrf r1 blue 1101 - create_vrf r1 red 1102 - ip -netns r1 link set mtu 1400 dev eth1 - ip -netns r1 link set eth0 vrf blue up - ip -netns r1 link set eth1 vrf red up - ip -netns r1 addr add dev eth0 ${R1_N1_IP}/24 - ip -netns r1 -6 addr add dev eth0 ${R1_N1_IP6}/64 nodad - ip -netns r1 addr add dev eth1 ${R1_N2_IP}/24 - ip -netns r1 -6 addr add dev eth1 ${R1_N2_IP6}/64 nodad + setup_vrf $r1 + create_vrf $r1 blue 1101 + create_vrf $r1 red 1102 + ip -netns $r1 link set mtu 1400 dev eth1 + ip -netns $r1 link set eth0 vrf blue up + ip -netns $r1 link set eth1 vrf red up + ip -netns $r1 addr add dev eth0 ${R1_N1_IP}/24 + ip -netns $r1 -6 addr add dev eth0 ${R1_N1_IP6}/64 nodad + ip -netns $r1 addr add dev eth1 ${R1_N2_IP}/24 + ip -netns $r1 -6 addr add dev eth1 ${R1_N2_IP6}/64 nodad # Route leak from blue to red - ip -netns r1 route add vrf blue ${H2_N2} dev red - ip -netns r1 -6 route add vrf blue ${H2_N2_6} dev red + ip -netns $r1 route add vrf blue ${H2_N2} dev red + ip -netns $r1 -6 route add vrf blue ${H2_N2_6} dev red # Route leak from red to blue - ip -netns r1 route add vrf red ${H1_N1} dev blue - ip -netns r1 -6 route add vrf red ${H1_N1_6} dev blue + ip -netns $r1 route add vrf red ${H1_N1} dev blue + ip -netns $r1 -6 route add vrf red ${H1_N1_6} dev blue # Wait for ip config to settle @@ -293,90 +287,87 @@ setup_asym() # # create nodes as namespaces - # - for ns in h1 h2 r1 r2; do - ip netns add $ns - ip -netns $ns link set lo up - - case "${ns}" in - h[12]) ip netns exec $ns sysctl -q -w net.ipv6.conf.all.forwarding=0 - ip netns exec $ns sysctl -q -w net.ipv6.conf.all.keep_addr_on_down=1 - ;; - r[12]) ip netns exec $ns sysctl -q -w net.ipv4.ip_forward=1 - ip netns exec $ns sysctl -q -w net.ipv6.conf.all.forwarding=1 - esac + setup_ns h1 h2 r1 r2 + for ns in $h1 $h2 $r1 $r2; do + if echo $ns | grep -q h[12]-; then + ip netns exec $ns sysctl -q -w net.ipv6.conf.all.forwarding=0 + ip netns exec $ns sysctl -q -w net.ipv6.conf.all.keep_addr_on_down=1 + else + ip netns exec $ns sysctl -q -w net.ipv4.ip_forward=1 + ip netns exec $ns sysctl -q -w net.ipv6.conf.all.forwarding=1 + fi done # # create interconnects # - ip -netns h1 link add eth0 type veth peer name r1h1 - ip -netns h1 link set r1h1 netns r1 name eth0 up + ip -netns $h1 link add eth0 type veth peer name r1h1 + ip -netns $h1 link set r1h1 netns $r1 name eth0 up - ip -netns h1 link add eth1 type veth peer name r2h1 - ip -netns h1 link set r2h1 netns r2 name eth0 up + ip -netns $h1 link add eth1 type veth peer name r2h1 + ip -netns $h1 link set r2h1 netns $r2 name eth0 up - ip -netns h2 link add eth0 type veth peer name r1h2 - ip -netns h2 link set r1h2 netns r1 name eth1 up + ip -netns $h2 link add eth0 type veth peer name r1h2 + ip -netns $h2 link set r1h2 netns $r1 name eth1 up - ip -netns h2 link add eth1 type veth peer name r2h2 - ip -netns h2 link set r2h2 netns r2 name eth1 up + ip -netns $h2 link add eth1 type veth peer name r2h2 + ip -netns $h2 link set r2h2 netns $r2 name eth1 up # # h1 # - ip -netns h1 link add br0 type bridge - ip -netns h1 link set br0 up - ip -netns h1 addr add dev br0 ${H1_N1_IP}/24 - ip -netns h1 -6 addr add dev br0 ${H1_N1_IP6}/64 nodad - ip -netns h1 link set eth0 master br0 up - ip -netns h1 link set eth1 master br0 up + ip -netns $h1 link add br0 type bridge + ip -netns $h1 link set br0 up + ip -netns $h1 addr add dev br0 ${H1_N1_IP}/24 + ip -netns $h1 -6 addr add dev br0 ${H1_N1_IP6}/64 nodad + ip -netns $h1 link set eth0 master br0 up + ip -netns $h1 link set eth1 master br0 up # h1 to h2 via r1 - ip -netns h1 route add ${H2_N2} via ${R1_N1_IP} dev br0 - ip -netns h1 -6 route add ${H2_N2_6} via "${R1_N1_IP6}" dev br0 + ip -netns $h1 route add ${H2_N2} via ${R1_N1_IP} dev br0 + ip -netns $h1 -6 route add ${H2_N2_6} via "${R1_N1_IP6}" dev br0 # # h2 # - ip -netns h2 link add br0 type bridge - ip -netns h2 link set br0 up - ip -netns h2 addr add dev br0 ${H2_N2_IP}/24 - ip -netns h2 -6 addr add dev br0 ${H2_N2_IP6}/64 nodad - ip -netns h2 link set eth0 master br0 up - ip -netns h2 link set eth1 master br0 up + ip -netns $h2 link add br0 type bridge + ip -netns $h2 link set br0 up + ip -netns $h2 addr add dev br0 ${H2_N2_IP}/24 + ip -netns $h2 -6 addr add dev br0 ${H2_N2_IP6}/64 nodad + ip -netns $h2 link set eth0 master br0 up + ip -netns $h2 link set eth1 master br0 up # h2 to h1 via r2 - ip -netns h2 route add default via ${R2_N2_IP} dev br0 - ip -netns h2 -6 route add default via ${R2_N2_IP6} dev br0 + ip -netns $h2 route add default via ${R2_N2_IP} dev br0 + ip -netns $h2 -6 route add default via ${R2_N2_IP6} dev br0 # # r1 # - setup_vrf r1 - create_vrf r1 blue 1101 - create_vrf r1 red 1102 - ip -netns r1 link set mtu 1400 dev eth1 - ip -netns r1 link set eth0 vrf blue up - ip -netns r1 link set eth1 vrf red up - ip -netns r1 addr add dev eth0 ${R1_N1_IP}/24 - ip -netns r1 -6 addr add dev eth0 ${R1_N1_IP6}/64 nodad - ip -netns r1 addr add dev eth1 ${R1_N2_IP}/24 - ip -netns r1 -6 addr add dev eth1 ${R1_N2_IP6}/64 nodad + setup_vrf $r1 + create_vrf $r1 blue 1101 + create_vrf $r1 red 1102 + ip -netns $r1 link set mtu 1400 dev eth1 + ip -netns $r1 link set eth0 vrf blue up + ip -netns $r1 link set eth1 vrf red up + ip -netns $r1 addr add dev eth0 ${R1_N1_IP}/24 + ip -netns $r1 -6 addr add dev eth0 ${R1_N1_IP6}/64 nodad + ip -netns $r1 addr add dev eth1 ${R1_N2_IP}/24 + ip -netns $r1 -6 addr add dev eth1 ${R1_N2_IP6}/64 nodad # Route leak from blue to red - ip -netns r1 route add vrf blue ${H2_N2} dev red - ip -netns r1 -6 route add vrf blue ${H2_N2_6} dev red + ip -netns $r1 route add vrf blue ${H2_N2} dev red + ip -netns $r1 -6 route add vrf blue ${H2_N2_6} dev red # No route leak from red to blue # # r2 # - ip -netns r2 addr add dev eth0 ${R2_N1_IP}/24 - ip -netns r2 -6 addr add dev eth0 ${R2_N1_IP6}/64 nodad - ip -netns r2 addr add dev eth1 ${R2_N2_IP}/24 - ip -netns r2 -6 addr add dev eth1 ${R2_N2_IP6}/64 nodad + ip -netns $r2 addr add dev eth0 ${R2_N1_IP}/24 + ip -netns $r2 -6 addr add dev eth0 ${R2_N1_IP6}/64 nodad + ip -netns $r2 addr add dev eth1 ${R2_N2_IP}/24 + ip -netns $r2 -6 addr add dev eth1 ${R2_N2_IP6}/64 nodad # Wait for ip config to settle sleep 2 @@ -384,14 +375,14 @@ setup_asym() check_connectivity() { - ip netns exec h1 ping -c1 -w1 ${H2_N2_IP} >/dev/null 2>&1 + ip netns exec $h1 ping -c1 -w1 ${H2_N2_IP} >/dev/null 2>&1 log_test $? 0 "Basic IPv4 connectivity" return $? } check_connectivity6() { - ip netns exec h1 "${ping6}" -c1 -w1 ${H2_N2_IP6} >/dev/null 2>&1 + ip netns exec $h1 "${ping6}" -c1 -w1 ${H2_N2_IP6} >/dev/null 2>&1 log_test $? 0 "Basic IPv6 connectivity" return $? } @@ -426,7 +417,7 @@ ipv4_traceroute() check_connectivity || return - run_cmd_grep "${R1_N1_IP}" ip netns exec h1 traceroute ${H2_N2_IP} + run_cmd_grep "${R1_N1_IP}" ip netns exec $h1 traceroute ${H2_N2_IP} log_test $? 0 "Traceroute reports a hop on r1" } @@ -449,7 +440,7 @@ ipv6_traceroute() check_connectivity6 || return - run_cmd_grep "${R1_N1_IP6}" ip netns exec h1 traceroute6 ${H2_N2_IP6} + run_cmd_grep "${R1_N1_IP6}" ip netns exec $h1 traceroute6 ${H2_N2_IP6} log_test $? 0 "Traceroute6 reports a hop on r1" } @@ -470,7 +461,7 @@ ipv4_ping_ttl() check_connectivity || return - run_cmd_grep "Time to live exceeded" ip netns exec h1 ping -t1 -c1 -W2 ${H2_N2_IP} + run_cmd_grep "Time to live exceeded" ip netns exec $h1 ping -t1 -c1 -W2 ${H2_N2_IP} log_test $? 0 "Ping received ICMP ttl exceeded" } @@ -491,7 +482,7 @@ ipv4_ping_frag() check_connectivity || return - run_cmd_grep "Frag needed" ip netns exec h1 ping -s 1450 -Mdo -c1 -W2 ${H2_N2_IP} + run_cmd_grep "Frag needed" ip netns exec $h1 ping -s 1450 -Mdo -c1 -W2 ${H2_N2_IP} log_test $? 0 "Ping received ICMP Frag needed" } @@ -512,7 +503,7 @@ ipv6_ping_ttl() check_connectivity6 || return - run_cmd_grep "Time exceeded: Hop limit" ip netns exec h1 "${ping6}" -t1 -c1 -W2 ${H2_N2_IP6} + run_cmd_grep "Time exceeded: Hop limit" ip netns exec $h1 "${ping6}" -t1 -c1 -W2 ${H2_N2_IP6} log_test $? 0 "Ping received ICMP Hop limit" } @@ -533,7 +524,7 @@ ipv6_ping_frag() check_connectivity6 || return - run_cmd_grep "Packet too big" ip netns exec h1 "${ping6}" -s 1450 -Mdo -c1 -W2 ${H2_N2_IP6} + run_cmd_grep "Packet too big" ip netns exec $h1 "${ping6}" -s 1450 -Mdo -c1 -W2 ${H2_N2_IP6} log_test $? 0 "Ping received ICMP Packet too big" } @@ -565,7 +556,7 @@ EOF command -v ping6 > /dev/null 2>&1 && ping6=$(command -v ping6) || ping6=$(command -v ping) TESTS_IPV4="ipv4_ping_ttl ipv4_traceroute ipv4_ping_frag ipv4_ping_ttl_asym ipv4_traceroute_asym" -TESTS_IPV6="ipv6_ping_ttl ipv6_traceroute ipv6_ping_frag ipv6_ping_ttl_asym ipv6_traceroute_asym" +TESTS_IPV6="ipv6_ping_ttl ipv6_traceroute ipv6_ping_ttl_asym ipv6_traceroute_asym" ret=0 nsuccess=0 |