diff options
Diffstat (limited to 'tools/testing/selftests/net/fib_tests.sh')
| -rw-r--r--[-rwxr-xr-x] | tools/testing/selftests/net/fib_tests.sh | 858 |
1 files changed, 847 insertions, 11 deletions
diff --git a/tools/testing/selftests/net/fib_tests.sh b/tools/testing/selftests/net/fib_tests.sh index 5baac82b9287..78245d60d8bc 100755..100644 --- a/tools/testing/selftests/net/fib_tests.sh +++ b/tools/testing/selftests/net/fib_tests.sh @@ -8,8 +8,11 @@ ret=0 # Kselftest framework requirement - SKIP code is 4. ksft_skip=4 -VERBOSE=${VERBOSE:=0} -PAUSE_ON_FAIL=${PAUSE_ON_FAIL:=no} +# all tests in this script. Can be overridden with -t option +TESTS="unregister down carrier nexthop ipv6_rt ipv4_rt ipv6_addr_metric ipv4_addr_metric" +VERBOSE=0 +PAUSE_ON_FAIL=no +PAUSE=no IP="ip -netns testns" log_test() @@ -20,8 +23,10 @@ log_test() if [ ${rc} -eq ${expected} ]; then printf " TEST: %-60s [ OK ]\n" "${msg}" + nsuccess=$((nsuccess+1)) else ret=1 + nfail=$((nfail+1)) printf " TEST: %-60s [FAIL]\n" "${msg}" if [ "${PAUSE_ON_FAIL}" = "yes" ]; then echo @@ -30,6 +35,13 @@ log_test() [ "$a" = "q" ] && exit 1 fi fi + + if [ "${PAUSE}" = "yes" ]; then + echo + echo "hit enter to continue, 'q' to quit" + read a + [ "$a" = "q" ] && exit 1 + fi } setup() @@ -565,20 +577,825 @@ fib_nexthop_test() } ################################################################################ -# +# Tests on route add and replace + +run_cmd() +{ + local cmd="$1" + local out + local stderr="2>/dev/null" + + if [ "$VERBOSE" = "1" ]; then + printf " COMMAND: $cmd\n" + stderr= + fi + + out=$(eval $cmd $stderr) + rc=$? + if [ "$VERBOSE" = "1" -a -n "$out" ]; then + echo " $out" + fi + + [ "$VERBOSE" = "1" ] && echo + + return $rc +} + +# add route for a prefix, flushing any existing routes first +# expected to be the first step of a test +add_route6() +{ + local pfx="$1" + local nh="$2" + local out + + if [ "$VERBOSE" = "1" ]; then + echo + echo " ##################################################" + echo + fi + + run_cmd "$IP -6 ro flush ${pfx}" + [ $? -ne 0 ] && exit 1 + + out=$($IP -6 ro ls match ${pfx}) + if [ -n "$out" ]; then + echo "Failed to flush routes for prefix used for tests." + exit 1 + fi + + run_cmd "$IP -6 ro add ${pfx} ${nh}" + if [ $? -ne 0 ]; then + echo "Failed to add initial route for test." + exit 1 + fi +} + +# add initial route - used in replace route tests +add_initial_route6() +{ + add_route6 "2001:db8:104::/64" "$1" +} + +check_route6() +{ + local pfx="2001:db8:104::/64" + local expected="$1" + local out + local rc=0 + + out=$($IP -6 ro ls match ${pfx} | sed -e 's/ pref medium//') + [ "${out}" = "${expected}" ] && return 0 + + if [ -z "${out}" ]; then + if [ "$VERBOSE" = "1" ]; then + printf "\nNo route entry found\n" + printf "Expected:\n" + printf " ${expected}\n" + fi + return 1 + fi + + # tricky way to convert output to 1-line without ip's + # messy '\'; this drops all extra white space + out=$(echo ${out}) + if [ "${out}" != "${expected}" ]; then + rc=1 + if [ "${VERBOSE}" = "1" ]; then + printf " Unexpected route entry. Have:\n" + printf " ${out}\n" + printf " Expected:\n" + printf " ${expected}\n\n" + fi + fi + + return $rc +} + +route_cleanup() +{ + $IP li del red 2>/dev/null + $IP li del dummy1 2>/dev/null + $IP li del veth1 2>/dev/null + $IP li del veth3 2>/dev/null + + cleanup &> /dev/null +} + +route_setup() +{ + route_cleanup + setup + + [ "${VERBOSE}" = "1" ] && set -x + set -e + + $IP li add red up type vrf table 101 + $IP li add veth1 type veth peer name veth2 + $IP li add veth3 type veth peer name veth4 + + $IP li set veth1 up + $IP li set veth3 up + $IP li set veth2 vrf red up + $IP li set veth4 vrf red up + $IP li add dummy1 type dummy + $IP li set dummy1 vrf red up + + $IP -6 addr add 2001:db8:101::1/64 dev veth1 + $IP -6 addr add 2001:db8:101::2/64 dev veth2 + $IP -6 addr add 2001:db8:103::1/64 dev veth3 + $IP -6 addr add 2001:db8:103::2/64 dev veth4 + $IP -6 addr add 2001:db8:104::1/64 dev dummy1 + + $IP addr add 172.16.101.1/24 dev veth1 + $IP addr add 172.16.101.2/24 dev veth2 + $IP addr add 172.16.103.1/24 dev veth3 + $IP addr add 172.16.103.2/24 dev veth4 + $IP addr add 172.16.104.1/24 dev dummy1 + + set +ex +} + +# assumption is that basic add of a single path route works +# otherwise just adding an address on an interface is broken +ipv6_rt_add() +{ + local rc + + echo + echo "IPv6 route add / append tests" + + # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL + add_route6 "2001:db8:104::/64" "via 2001:db8:101::2" + run_cmd "$IP -6 ro add 2001:db8:104::/64 via 2001:db8:103::2" + log_test $? 2 "Attempt to add duplicate route - gw" + + # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL + add_route6 "2001:db8:104::/64" "via 2001:db8:101::2" + run_cmd "$IP -6 ro add 2001:db8:104::/64 dev veth3" + log_test $? 2 "Attempt to add duplicate route - dev only" + + # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL + add_route6 "2001:db8:104::/64" "via 2001:db8:101::2" + run_cmd "$IP -6 ro add unreachable 2001:db8:104::/64" + log_test $? 2 "Attempt to add duplicate route - reject route" + + # iproute2 prepend only sets NLM_F_CREATE + # - adds a new route; does NOT convert existing route to ECMP + add_route6 "2001:db8:104::/64" "via 2001:db8:101::2" + run_cmd "$IP -6 ro prepend 2001:db8:104::/64 via 2001:db8:103::2" + check_route6 "2001:db8:104::/64 via 2001:db8:101::2 dev veth1 metric 1024 2001:db8:104::/64 via 2001:db8:103::2 dev veth3 metric 1024" + log_test $? 0 "Add new route for existing prefix (w/o NLM_F_EXCL)" + + # route append with same prefix adds a new route + # - iproute2 sets NLM_F_CREATE | NLM_F_APPEND + add_route6 "2001:db8:104::/64" "via 2001:db8:101::2" + run_cmd "$IP -6 ro append 2001:db8:104::/64 via 2001:db8:103::2" + check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1" + log_test $? 0 "Append nexthop to existing route - gw" + + add_route6 "2001:db8:104::/64" "via 2001:db8:101::2" + run_cmd "$IP -6 ro append 2001:db8:104::/64 dev veth3" + check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop dev veth3 weight 1" + log_test $? 0 "Append nexthop to existing route - dev only" + + # multipath route can not have a nexthop that is a reject route + add_route6 "2001:db8:104::/64" "via 2001:db8:101::2" + run_cmd "$IP -6 ro append unreachable 2001:db8:104::/64" + log_test $? 2 "Append nexthop to existing route - reject route" + + # reject route can not be converted to multipath route + run_cmd "$IP -6 ro flush 2001:db8:104::/64" + run_cmd "$IP -6 ro add unreachable 2001:db8:104::/64" + run_cmd "$IP -6 ro append 2001:db8:104::/64 via 2001:db8:103::2" + log_test $? 2 "Append nexthop to existing reject route - gw" + + run_cmd "$IP -6 ro flush 2001:db8:104::/64" + run_cmd "$IP -6 ro add unreachable 2001:db8:104::/64" + run_cmd "$IP -6 ro append 2001:db8:104::/64 dev veth3" + log_test $? 2 "Append nexthop to existing reject route - dev only" + + # insert mpath directly + add_route6 "2001:db8:104::/64" "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2" + check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1" + log_test $? 0 "Add multipath route" + + add_route6 "2001:db8:104::/64" "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2" + run_cmd "$IP -6 ro add 2001:db8:104::/64 nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2" + log_test $? 2 "Attempt to add duplicate multipath route" + + # insert of a second route without append but different metric + add_route6 "2001:db8:104::/64" "via 2001:db8:101::2" + run_cmd "$IP -6 ro add 2001:db8:104::/64 via 2001:db8:103::2 metric 512" + rc=$? + if [ $rc -eq 0 ]; then + run_cmd "$IP -6 ro add 2001:db8:104::/64 via 2001:db8:103::3 metric 256" + rc=$? + fi + log_test $rc 0 "Route add with different metrics" + + run_cmd "$IP -6 ro del 2001:db8:104::/64 metric 512" + rc=$? + if [ $rc -eq 0 ]; then + check_route6 "2001:db8:104::/64 via 2001:db8:103::3 dev veth3 metric 256 2001:db8:104::/64 via 2001:db8:101::2 dev veth1 metric 1024" + rc=$? + fi + log_test $rc 0 "Route delete with metric" +} -fib_test() +ipv6_rt_replace_single() { - if [ -n "$TEST" ]; then - eval $TEST + # single path with single path + # + add_initial_route6 "via 2001:db8:101::2" + run_cmd "$IP -6 ro replace 2001:db8:104::/64 via 2001:db8:103::2" + check_route6 "2001:db8:104::/64 via 2001:db8:103::2 dev veth3 metric 1024" + log_test $? 0 "Single path with single path" + + # single path with multipath + # + add_initial_route6 "nexthop via 2001:db8:101::2" + run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:101::3 nexthop via 2001:db8:103::2" + check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::3 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1" + log_test $? 0 "Single path with multipath" + + # single path with reject + # + add_initial_route6 "nexthop via 2001:db8:101::2" + run_cmd "$IP -6 ro replace unreachable 2001:db8:104::/64" + check_route6 "unreachable 2001:db8:104::/64 dev lo metric 1024" + log_test $? 0 "Single path with reject route" + + # single path with single path using MULTIPATH attribute + # + add_initial_route6 "via 2001:db8:101::2" + run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:103::2" + check_route6 "2001:db8:104::/64 via 2001:db8:103::2 dev veth3 metric 1024" + log_test $? 0 "Single path with single path via multipath attribute" + + # route replace fails - invalid nexthop + add_initial_route6 "via 2001:db8:101::2" + run_cmd "$IP -6 ro replace 2001:db8:104::/64 via 2001:db8:104::2" + if [ $? -eq 0 ]; then + # previous command is expected to fail so if it returns 0 + # that means the test failed. + log_test 0 1 "Invalid nexthop" else - fib_unreg_test - fib_down_test - fib_carrier_test - fib_nexthop_test + check_route6 "2001:db8:104::/64 via 2001:db8:101::2 dev veth1 metric 1024" + log_test $? 0 "Invalid nexthop" fi + + # replace non-existent route + # - note use of change versus replace since ip adds NLM_F_CREATE + # for replace + add_initial_route6 "via 2001:db8:101::2" + run_cmd "$IP -6 ro change 2001:db8:105::/64 via 2001:db8:101::2" + log_test $? 2 "Single path - replace of non-existent route" +} + +ipv6_rt_replace_mpath() +{ + # multipath with multipath + add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2" + run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:101::3 nexthop via 2001:db8:103::3" + check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::3 dev veth1 weight 1 nexthop via 2001:db8:103::3 dev veth3 weight 1" + log_test $? 0 "Multipath with multipath" + + # multipath with single + add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2" + run_cmd "$IP -6 ro replace 2001:db8:104::/64 via 2001:db8:101::3" + check_route6 "2001:db8:104::/64 via 2001:db8:101::3 dev veth1 metric 1024" + log_test $? 0 "Multipath with single path" + + # multipath with single + add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2" + run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:101::3" + check_route6 "2001:db8:104::/64 via 2001:db8:101::3 dev veth1 metric 1024" + log_test $? 0 "Multipath with single path via multipath attribute" + + # multipath with reject + add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2" + run_cmd "$IP -6 ro replace unreachable 2001:db8:104::/64" + check_route6 "unreachable 2001:db8:104::/64 dev lo metric 1024" + log_test $? 0 "Multipath with reject route" + + # route replace fails - invalid nexthop 1 + add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2" + run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:111::3 nexthop via 2001:db8:103::3" + check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1" + log_test $? 0 "Multipath - invalid first nexthop" + + # route replace fails - invalid nexthop 2 + add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2" + run_cmd "$IP -6 ro replace 2001:db8:104::/64 nexthop via 2001:db8:101::3 nexthop via 2001:db8:113::3" + check_route6 "2001:db8:104::/64 metric 1024 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1" + log_test $? 0 "Multipath - invalid second nexthop" + + # multipath non-existent route + add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2" + run_cmd "$IP -6 ro change 2001:db8:105::/64 nexthop via 2001:db8:101::3 nexthop via 2001:db8:103::3" + log_test $? 2 "Multipath - replace of non-existent route" +} + +ipv6_rt_replace() +{ + echo + echo "IPv6 route replace tests" + + ipv6_rt_replace_single + ipv6_rt_replace_mpath +} + +ipv6_route_test() +{ + route_setup + + ipv6_rt_add + ipv6_rt_replace + + route_cleanup } +ip_addr_metric_check() +{ + ip addr help 2>&1 | grep -q metric + if [ $? -ne 0 ]; then + echo "iproute2 command does not support metric for addresses. Skipping test" + return 1 + fi + + return 0 +} + +ipv6_addr_metric_test() +{ + local rc + + echo + echo "IPv6 prefix route tests" + + ip_addr_metric_check || return 1 + + setup + + set -e + $IP li add dummy1 type dummy + $IP li add dummy2 type dummy + $IP li set dummy1 up + $IP li set dummy2 up + + # default entry is metric 256 + run_cmd "$IP -6 addr add dev dummy1 2001:db8:104::1/64" + run_cmd "$IP -6 addr add dev dummy2 2001:db8:104::2/64" + set +e + + check_route6 "2001:db8:104::/64 dev dummy1 proto kernel metric 256 2001:db8:104::/64 dev dummy2 proto kernel metric 256" + log_test $? 0 "Default metric" + + set -e + run_cmd "$IP -6 addr flush dev dummy1" + run_cmd "$IP -6 addr add dev dummy1 2001:db8:104::1/64 metric 257" + set +e + + check_route6 "2001:db8:104::/64 dev dummy2 proto kernel metric 256 2001:db8:104::/64 dev dummy1 proto kernel metric 257" + log_test $? 0 "User specified metric on first device" + + set -e + run_cmd "$IP -6 addr flush dev dummy2" + run_cmd "$IP -6 addr add dev dummy2 2001:db8:104::2/64 metric 258" + set +e + + check_route6 "2001:db8:104::/64 dev dummy1 proto kernel metric 257 2001:db8:104::/64 dev dummy2 proto kernel metric 258" + log_test $? 0 "User specified metric on second device" + + run_cmd "$IP -6 addr del dev dummy1 2001:db8:104::1/64 metric 257" + rc=$? + if [ $rc -eq 0 ]; then + check_route6 "2001:db8:104::/64 dev dummy2 proto kernel metric 258" + rc=$? + fi + log_test $rc 0 "Delete of address on first device" + + run_cmd "$IP -6 addr change dev dummy2 2001:db8:104::2/64 metric 259" + rc=$? + if [ $rc -eq 0 ]; then + check_route6 "2001:db8:104::/64 dev dummy2 proto kernel metric 259" + rc=$? + fi + log_test $rc 0 "Modify metric of address" + + # verify prefix route removed on down + run_cmd "ip netns exec testns sysctl -qw net.ipv6.conf.all.keep_addr_on_down=1" + run_cmd "$IP li set dev dummy2 down" + rc=$? + if [ $rc -eq 0 ]; then + check_route6 "" + rc=$? + fi + log_test $rc 0 "Prefix route removed on link down" + + # verify prefix route re-inserted with assigned metric + run_cmd "$IP li set dev dummy2 up" + rc=$? + if [ $rc -eq 0 ]; then + check_route6 "2001:db8:104::/64 dev dummy2 proto kernel metric 259" + rc=$? + fi + log_test $rc 0 "Prefix route with metric on link up" + + $IP li del dummy1 + $IP li del dummy2 + cleanup +} + +# add route for a prefix, flushing any existing routes first +# expected to be the first step of a test +add_route() +{ + local pfx="$1" + local nh="$2" + local out + + if [ "$VERBOSE" = "1" ]; then + echo + echo " ##################################################" + echo + fi + + run_cmd "$IP ro flush ${pfx}" + [ $? -ne 0 ] && exit 1 + + out=$($IP ro ls match ${pfx}) + if [ -n "$out" ]; then + echo "Failed to flush routes for prefix used for tests." + exit 1 + fi + + run_cmd "$IP ro add ${pfx} ${nh}" + if [ $? -ne 0 ]; then + echo "Failed to add initial route for test." + exit 1 + fi +} + +# add initial route - used in replace route tests +add_initial_route() +{ + add_route "172.16.104.0/24" "$1" +} + +check_route() +{ + local pfx="172.16.104.0/24" + local expected="$1" + local out + local rc=0 + + out=$($IP ro ls match ${pfx}) + [ "${out}" = "${expected}" ] && return 0 + + if [ -z "${out}" ]; then + if [ "$VERBOSE" = "1" ]; then + printf "\nNo route entry found\n" + printf "Expected:\n" + printf " ${expected}\n" + fi + return 1 + fi + + # tricky way to convert output to 1-line without ip's + # messy '\'; this drops all extra white space + out=$(echo ${out}) + if [ "${out}" != "${expected}" ]; then + rc=1 + if [ "${VERBOSE}" = "1" ]; then + printf " Unexpected route entry. Have:\n" + printf " ${out}\n" + printf " Expected:\n" + printf " ${expected}\n\n" + fi + fi + + return $rc +} + +# assumption is that basic add of a single path route works +# otherwise just adding an address on an interface is broken +ipv4_rt_add() +{ + local rc + + echo + echo "IPv4 route add / append tests" + + # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL + add_route "172.16.104.0/24" "via 172.16.101.2" + run_cmd "$IP ro add 172.16.104.0/24 via 172.16.103.2" + log_test $? 2 "Attempt to add duplicate route - gw" + + # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL + add_route "172.16.104.0/24" "via 172.16.101.2" + run_cmd "$IP ro add 172.16.104.0/24 dev veth3" + log_test $? 2 "Attempt to add duplicate route - dev only" + + # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL + add_route "172.16.104.0/24" "via 172.16.101.2" + run_cmd "$IP ro add unreachable 172.16.104.0/24" + log_test $? 2 "Attempt to add duplicate route - reject route" + + # iproute2 prepend only sets NLM_F_CREATE + # - adds a new route; does NOT convert existing route to ECMP + add_route "172.16.104.0/24" "via 172.16.101.2" + run_cmd "$IP ro prepend 172.16.104.0/24 via 172.16.103.2" + check_route "172.16.104.0/24 via 172.16.103.2 dev veth3 172.16.104.0/24 via 172.16.101.2 dev veth1" + log_test $? 0 "Add new nexthop for existing prefix" + + # route append with same prefix adds a new route + # - iproute2 sets NLM_F_CREATE | NLM_F_APPEND + add_route "172.16.104.0/24" "via 172.16.101.2" + run_cmd "$IP ro append 172.16.104.0/24 via 172.16.103.2" + check_route "172.16.104.0/24 via 172.16.101.2 dev veth1 172.16.104.0/24 via 172.16.103.2 dev veth3" + log_test $? 0 "Append nexthop to existing route - gw" + + add_route "172.16.104.0/24" "via 172.16.101.2" + run_cmd "$IP ro append 172.16.104.0/24 dev veth3" + check_route "172.16.104.0/24 via 172.16.101.2 dev veth1 172.16.104.0/24 dev veth3 scope link" + log_test $? 0 "Append nexthop to existing route - dev only" + + add_route "172.16.104.0/24" "via 172.16.101.2" + run_cmd "$IP ro append unreachable 172.16.104.0/24" + check_route "172.16.104.0/24 via 172.16.101.2 dev veth1 unreachable 172.16.104.0/24" + log_test $? 0 "Append nexthop to existing route - reject route" + + run_cmd "$IP ro flush 172.16.104.0/24" + run_cmd "$IP ro add unreachable 172.16.104.0/24" + run_cmd "$IP ro append 172.16.104.0/24 via 172.16.103.2" + check_route "unreachable 172.16.104.0/24 172.16.104.0/24 via 172.16.103.2 dev veth3" + log_test $? 0 "Append nexthop to existing reject route - gw" + + run_cmd "$IP ro flush 172.16.104.0/24" + run_cmd "$IP ro add unreachable 172.16.104.0/24" + run_cmd "$IP ro append 172.16.104.0/24 dev veth3" + check_route "unreachable 172.16.104.0/24 172.16.104.0/24 dev veth3 scope link" + log_test $? 0 "Append nexthop to existing reject route - dev only" + + # insert mpath directly + add_route "172.16.104.0/24" "nexthop via 172.16.101.2 nexthop via 172.16.103.2" + check_route "172.16.104.0/24 nexthop via 172.16.101.2 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1" + log_test $? 0 "add multipath route" + + add_route "172.16.104.0/24" "nexthop via 172.16.101.2 nexthop via 172.16.103.2" + run_cmd "$IP ro add 172.16.104.0/24 nexthop via 172.16.101.2 nexthop via 172.16.103.2" + log_test $? 2 "Attempt to add duplicate multipath route" + + # insert of a second route without append but different metric + add_route "172.16.104.0/24" "via 172.16.101.2" + run_cmd "$IP ro add 172.16.104.0/24 via 172.16.103.2 metric 512" + rc=$? + if [ $rc -eq 0 ]; then + run_cmd "$IP ro add 172.16.104.0/24 via 172.16.103.3 metric 256" + rc=$? + fi + log_test $rc 0 "Route add with different metrics" + + run_cmd "$IP ro del 172.16.104.0/24 metric 512" + rc=$? + if [ $rc -eq 0 ]; then + check_route "172.16.104.0/24 via 172.16.101.2 dev veth1 172.16.104.0/24 via 172.16.103.3 dev veth3 metric 256" + rc=$? + fi + log_test $rc 0 "Route delete with metric" +} + +ipv4_rt_replace_single() +{ + # single path with single path + # + add_initial_route "via 172.16.101.2" + run_cmd "$IP ro replace 172.16.104.0/24 via 172.16.103.2" + check_route "172.16.104.0/24 via 172.16.103.2 dev veth3" + log_test $? 0 "Single path with single path" + + # single path with multipath + # + add_initial_route "nexthop via 172.16.101.2" + run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.101.3 nexthop via 172.16.103.2" + check_route "172.16.104.0/24 nexthop via 172.16.101.3 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1" + log_test $? 0 "Single path with multipath" + + # single path with reject + # + add_initial_route "nexthop via 172.16.101.2" + run_cmd "$IP ro replace unreachable 172.16.104.0/24" + check_route "unreachable 172.16.104.0/24" + log_test $? 0 "Single path with reject route" + + # single path with single path using MULTIPATH attribute + # + add_initial_route "via 172.16.101.2" + run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.103.2" + check_route "172.16.104.0/24 via 172.16.103.2 dev veth3" + log_test $? 0 "Single path with single path via multipath attribute" + + # route replace fails - invalid nexthop + add_initial_route "via 172.16.101.2" + run_cmd "$IP ro replace 172.16.104.0/24 via 2001:db8:104::2" + if [ $? -eq 0 ]; then + # previous command is expected to fail so if it returns 0 + # that means the test failed. + log_test 0 1 "Invalid nexthop" + else + check_route "172.16.104.0/24 via 172.16.101.2 dev veth1" + log_test $? 0 "Invalid nexthop" + fi + + # replace non-existent route + # - note use of change versus replace since ip adds NLM_F_CREATE + # for replace + add_initial_route "via 172.16.101.2" + run_cmd "$IP ro change 172.16.105.0/24 via 172.16.101.2" + log_test $? 2 "Single path - replace of non-existent route" +} + +ipv4_rt_replace_mpath() +{ + # multipath with multipath + add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2" + run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.101.3 nexthop via 172.16.103.3" + check_route "172.16.104.0/24 nexthop via 172.16.101.3 dev veth1 weight 1 nexthop via 172.16.103.3 dev veth3 weight 1" + log_test $? 0 "Multipath with multipath" + + # multipath with single + add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2" + run_cmd "$IP ro replace 172.16.104.0/24 via 172.16.101.3" + check_route "172.16.104.0/24 via 172.16.101.3 dev veth1" + log_test $? 0 "Multipath with single path" + + # multipath with single + add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2" + run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.101.3" + check_route "172.16.104.0/24 via 172.16.101.3 dev veth1" + log_test $? 0 "Multipath with single path via multipath attribute" + + # multipath with reject + add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2" + run_cmd "$IP ro replace unreachable 172.16.104.0/24" + check_route "unreachable 172.16.104.0/24" + log_test $? 0 "Multipath with reject route" + + # route replace fails - invalid nexthop 1 + add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2" + run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.111.3 nexthop via 172.16.103.3" + check_route "172.16.104.0/24 nexthop via 172.16.101.2 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1" + log_test $? 0 "Multipath - invalid first nexthop" + + # route replace fails - invalid nexthop 2 + add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2" + run_cmd "$IP ro replace 172.16.104.0/24 nexthop via 172.16.101.3 nexthop via 172.16.113.3" + check_route "172.16.104.0/24 nexthop via 172.16.101.2 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1" + log_test $? 0 "Multipath - invalid second nexthop" + + # multipath non-existent route + add_initial_route "nexthop via 172.16.101.2 nexthop via 172.16.103.2" + run_cmd "$IP ro change 172.16.105.0/24 nexthop via 172.16.101.3 nexthop via 172.16.103.3" + log_test $? 2 "Multipath - replace of non-existent route" +} + +ipv4_rt_replace() +{ + echo + echo "IPv4 route replace tests" + + ipv4_rt_replace_single + ipv4_rt_replace_mpath +} + +ipv4_route_test() +{ + route_setup + + ipv4_rt_add + ipv4_rt_replace + + route_cleanup +} + +ipv4_addr_metric_test() +{ + local rc + + echo + echo "IPv4 prefix route tests" + + ip_addr_metric_check || return 1 + + setup + + set -e + $IP li add dummy1 type dummy + $IP li add dummy2 type dummy + $IP li set dummy1 up + $IP li set dummy2 up + + # default entry is metric 256 + run_cmd "$IP addr add dev dummy1 172.16.104.1/24" + run_cmd "$IP addr add dev dummy2 172.16.104.2/24" + set +e + + check_route "172.16.104.0/24 dev dummy1 proto kernel scope link src 172.16.104.1 172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2" + log_test $? 0 "Default metric" + + set -e + run_cmd "$IP addr flush dev dummy1" + run_cmd "$IP addr add dev dummy1 172.16.104.1/24 metric 257" + set +e + + check_route "172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2 172.16.104.0/24 dev dummy1 proto kernel scope link src 172.16.104.1 metric 257" + log_test $? 0 "User specified metric on first device" + + set -e + run_cmd "$IP addr flush dev dummy2" + run_cmd "$IP addr add dev dummy2 172.16.104.2/24 metric 258" + set +e + + check_route "172.16.104.0/24 dev dummy1 proto kernel scope link src 172.16.104.1 metric 257 172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2 metric 258" + log_test $? 0 "User specified metric on second device" + + run_cmd "$IP addr del dev dummy1 172.16.104.1/24 metric 257" + rc=$? + if [ $rc -eq 0 ]; then + check_route "172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2 metric 258" + rc=$? + fi + log_test $rc 0 "Delete of address on first device" + + run_cmd "$IP addr change dev dummy2 172.16.104.2/24 metric 259" + rc=$? + if [ $rc -eq 0 ]; then + check_route "172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2 metric 259" + rc=$? + fi + log_test $rc 0 "Modify metric of address" + + # verify prefix route removed on down + run_cmd "$IP li set dev dummy2 down" + rc=$? + if [ $rc -eq 0 ]; then + check_route "" + rc=$? + fi + log_test $rc 0 "Prefix route removed on link down" + + # verify prefix route re-inserted with assigned metric + run_cmd "$IP li set dev dummy2 up" + rc=$? + if [ $rc -eq 0 ]; then + check_route "172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.2 metric 259" + rc=$? + fi + log_test $rc 0 "Prefix route with metric on link up" + + $IP li del dummy1 + $IP li del dummy2 + cleanup +} + +################################################################################ +# usage + +usage() +{ + cat <<EOF +usage: ${0##*/} OPTS + + -t <test> Test(s) to run (default: all) + (options: $TESTS) + -p Pause on fail + -P Pause after each test before cleanup + -v verbose mode (show commands and output) +EOF +} + +################################################################################ +# main + +while getopts :t:pPhv o +do + case $o in + t) TESTS=$OPTARG;; + p) PAUSE_ON_FAIL=yes;; + P) PAUSE=yes;; + v) VERBOSE=$(($VERBOSE + 1));; + h) usage; exit 0;; + *) usage; exit 1;; + esac +done + +PEER_CMD="ip netns exec ${PEER_NS}" + +# make sure we don't pause twice +[ "${PAUSE}" = "yes" ] && PAUSE_ON_FAIL=no + if [ "$(id -u)" -ne 0 ];then echo "SKIP: Need root privileges" exit $ksft_skip; @@ -598,6 +1415,25 @@ fi # start clean cleanup &> /dev/null -fib_test +for t in $TESTS +do + case $t in + fib_unreg_test|unregister) fib_unreg_test;; + fib_down_test|down) fib_down_test;; + fib_carrier_test|carrier) fib_carrier_test;; + fib_nexthop_test|nexthop) fib_nexthop_test;; + ipv6_route_test|ipv6_rt) ipv6_route_test;; + ipv4_route_test|ipv4_rt) ipv4_route_test;; + ipv6_addr_metric) ipv6_addr_metric_test;; + ipv4_addr_metric) ipv4_addr_metric_test;; + + help) echo "Test names: $TESTS"; exit 0;; + esac +done + +if [ "$TESTS" != "none" ]; then + printf "\nTests passed: %3d\n" ${nsuccess} + printf "Tests failed: %3d\n" ${nfail} +fi exit $ret |