| #!/bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| |
| # This test is for checking IPv4 and IPv6 FIB behavior in response to |
| # different events. |
| |
| ret=0 |
| |
| check_err() |
| { |
| if [ $ret -eq 0 ]; then |
| ret=$1 |
| fi |
| } |
| |
| check_fail() |
| { |
| if [ $1 -eq 0 ]; then |
| ret=1 |
| fi |
| } |
| |
| netns_create() |
| { |
| local testns=$1 |
| |
| ip netns add $testns |
| ip netns exec $testns ip link set dev lo up |
| } |
| |
| fib_unreg_unicast_test() |
| { |
| ret=0 |
| |
| netns_create "testns" |
| |
| ip netns exec testns ip link add dummy0 type dummy |
| ip netns exec testns ip link set dev dummy0 up |
| |
| ip netns exec testns ip address add 198.51.100.1/24 dev dummy0 |
| ip netns exec testns ip -6 address add 2001:db8:1::1/64 dev dummy0 |
| |
| ip netns exec testns ip route get fibmatch 198.51.100.2 &> /dev/null |
| check_err $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:1::2 &> /dev/null |
| check_err $? |
| |
| ip netns exec testns ip link del dev dummy0 |
| check_err $? |
| |
| ip netns exec testns ip route get fibmatch 198.51.100.2 &> /dev/null |
| check_fail $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:1::2 &> /dev/null |
| check_fail $? |
| |
| ip netns del testns |
| |
| if [ $ret -ne 0 ]; then |
| echo "FAIL: unicast route test" |
| return 1 |
| fi |
| echo "PASS: unicast route test" |
| } |
| |
| fib_unreg_multipath_test() |
| { |
| ret=0 |
| |
| netns_create "testns" |
| |
| ip netns exec testns ip link add dummy0 type dummy |
| ip netns exec testns ip link set dev dummy0 up |
| |
| ip netns exec testns ip link add dummy1 type dummy |
| ip netns exec testns ip link set dev dummy1 up |
| |
| ip netns exec testns ip address add 198.51.100.1/24 dev dummy0 |
| ip netns exec testns ip -6 address add 2001:db8:1::1/64 dev dummy0 |
| |
| ip netns exec testns ip address add 192.0.2.1/24 dev dummy1 |
| ip netns exec testns ip -6 address add 2001:db8:2::1/64 dev dummy1 |
| |
| ip netns exec testns ip route add 203.0.113.0/24 \ |
| nexthop via 198.51.100.2 dev dummy0 \ |
| nexthop via 192.0.2.2 dev dummy1 |
| ip netns exec testns ip -6 route add 2001:db8:3::/64 \ |
| nexthop via 2001:db8:1::2 dev dummy0 \ |
| nexthop via 2001:db8:2::2 dev dummy1 |
| |
| ip netns exec testns ip route get fibmatch 203.0.113.1 &> /dev/null |
| check_err $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:3::1 &> /dev/null |
| check_err $? |
| |
| ip netns exec testns ip link del dev dummy0 |
| check_err $? |
| |
| ip netns exec testns ip route get fibmatch 203.0.113.1 &> /dev/null |
| check_fail $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:3::1 &> /dev/null |
| # In IPv6 we do not flush the entire multipath route. |
| check_err $? |
| |
| ip netns exec testns ip link del dev dummy1 |
| |
| ip netns del testns |
| |
| if [ $ret -ne 0 ]; then |
| echo "FAIL: multipath route test" |
| return 1 |
| fi |
| echo "PASS: multipath route test" |
| } |
| |
| fib_unreg_test() |
| { |
| echo "Running netdev unregister tests" |
| |
| fib_unreg_unicast_test |
| fib_unreg_multipath_test |
| } |
| |
| fib_down_unicast_test() |
| { |
| ret=0 |
| |
| netns_create "testns" |
| |
| ip netns exec testns ip link add dummy0 type dummy |
| ip netns exec testns ip link set dev dummy0 up |
| |
| ip netns exec testns ip address add 198.51.100.1/24 dev dummy0 |
| ip netns exec testns ip -6 address add 2001:db8:1::1/64 dev dummy0 |
| |
| ip netns exec testns ip route get fibmatch 198.51.100.2 &> /dev/null |
| check_err $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:1::2 &> /dev/null |
| check_err $? |
| |
| ip netns exec testns ip link set dev dummy0 down |
| check_err $? |
| |
| ip netns exec testns ip route get fibmatch 198.51.100.2 &> /dev/null |
| check_fail $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:1::2 &> /dev/null |
| check_fail $? |
| |
| ip netns exec testns ip link del dev dummy0 |
| |
| ip netns del testns |
| |
| if [ $ret -ne 0 ]; then |
| echo "FAIL: unicast route test" |
| return 1 |
| fi |
| echo "PASS: unicast route test" |
| } |
| |
| fib_down_multipath_test_do() |
| { |
| local down_dev=$1 |
| local up_dev=$2 |
| |
| ip netns exec testns ip route get fibmatch 203.0.113.1 \ |
| oif $down_dev &> /dev/null |
| check_fail $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:3::1 \ |
| oif $down_dev &> /dev/null |
| check_fail $? |
| |
| ip netns exec testns ip route get fibmatch 203.0.113.1 \ |
| oif $up_dev &> /dev/null |
| check_err $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:3::1 \ |
| oif $up_dev &> /dev/null |
| check_err $? |
| |
| ip netns exec testns ip route get fibmatch 203.0.113.1 | \ |
| grep $down_dev | grep -q "dead linkdown" |
| check_err $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:3::1 | \ |
| grep $down_dev | grep -q "dead linkdown" |
| check_err $? |
| |
| ip netns exec testns ip route get fibmatch 203.0.113.1 | \ |
| grep $up_dev | grep -q "dead linkdown" |
| check_fail $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:3::1 | \ |
| grep $up_dev | grep -q "dead linkdown" |
| check_fail $? |
| } |
| |
| fib_down_multipath_test() |
| { |
| ret=0 |
| |
| netns_create "testns" |
| |
| ip netns exec testns ip link add dummy0 type dummy |
| ip netns exec testns ip link set dev dummy0 up |
| |
| ip netns exec testns ip link add dummy1 type dummy |
| ip netns exec testns ip link set dev dummy1 up |
| |
| ip netns exec testns ip address add 198.51.100.1/24 dev dummy0 |
| ip netns exec testns ip -6 address add 2001:db8:1::1/64 dev dummy0 |
| |
| ip netns exec testns ip address add 192.0.2.1/24 dev dummy1 |
| ip netns exec testns ip -6 address add 2001:db8:2::1/64 dev dummy1 |
| |
| ip netns exec testns ip route add 203.0.113.0/24 \ |
| nexthop via 198.51.100.2 dev dummy0 \ |
| nexthop via 192.0.2.2 dev dummy1 |
| ip netns exec testns ip -6 route add 2001:db8:3::/64 \ |
| nexthop via 2001:db8:1::2 dev dummy0 \ |
| nexthop via 2001:db8:2::2 dev dummy1 |
| |
| ip netns exec testns ip route get fibmatch 203.0.113.1 &> /dev/null |
| check_err $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:3::1 &> /dev/null |
| check_err $? |
| |
| ip netns exec testns ip link set dev dummy0 down |
| check_err $? |
| |
| fib_down_multipath_test_do "dummy0" "dummy1" |
| |
| ip netns exec testns ip link set dev dummy0 up |
| check_err $? |
| ip netns exec testns ip link set dev dummy1 down |
| check_err $? |
| |
| fib_down_multipath_test_do "dummy1" "dummy0" |
| |
| ip netns exec testns ip link set dev dummy0 down |
| check_err $? |
| |
| ip netns exec testns ip route get fibmatch 203.0.113.1 &> /dev/null |
| check_fail $? |
| ip netns exec testns ip -6 route get fibmatch 2001:db8:3::1 &> /dev/null |
| check_fail $? |
| |
| ip netns exec testns ip link del dev dummy1 |
| ip netns exec testns ip link del dev dummy0 |
| |
| ip netns del testns |
| |
| if [ $ret -ne 0 ]; then |
| echo "FAIL: multipath route test" |
| return 1 |
| fi |
| echo "PASS: multipath route test" |
| } |
| |
| fib_down_test() |
| { |
| echo "Running netdev down tests" |
| |
| fib_down_unicast_test |
| fib_down_multipath_test |
| } |
| |
| fib_test() |
| { |
| fib_unreg_test |
| fib_down_test |
| } |
| |
| if [ "$(id -u)" -ne 0 ];then |
| echo "SKIP: Need root privileges" |
| exit 0 |
| fi |
| |
| if [ ! -x "$(command -v ip)" ]; then |
| echo "SKIP: Could not run test without ip tool" |
| exit 0 |
| fi |
| |
| ip route help 2>&1 | grep -q fibmatch |
| if [ $? -ne 0 ]; then |
| echo "SKIP: iproute2 too old, missing fibmatch" |
| exit 0 |
| fi |
| |
| fib_test |
| |
| exit $ret |