ksft_skip=4
# all tests in this script. Can be overridden with -t option
-IPV4_TESTS="ipv4_fcnal ipv4_grp_fcnal ipv4_withv6_fcnal ipv4_fcnal_runtime"
-IPV6_TESTS="ipv6_fcnal ipv6_grp_fcnal ipv6_fcnal_runtime"
+IPV4_TESTS="ipv4_fcnal ipv4_grp_fcnal ipv4_withv6_fcnal ipv4_fcnal_runtime ipv4_compat_mode ipv4_fdb_grp_fcnal"
+IPV6_TESTS="ipv6_fcnal ipv6_grp_fcnal ipv6_fcnal_runtime ipv6_compat_mode ipv6_fdb_grp_fcnal"
ALL_TESTS="basic ${IPV4_TESTS} ${IPV6_TESTS}"
TESTS="${ALL_TESTS}"
create_ns remote
IP="ip -netns me"
+ BRIDGE="bridge -netns me"
set -e
$IP li add veth1 type veth peer name veth2
$IP li set veth1 up
check_output "${out}" "${expected}"
}
+start_ip_monitor()
+{
+ local mtype=$1
+
+ # start the monitor in the background
+ tmpfile=`mktemp /var/run/nexthoptestXXX`
+ mpid=`($IP monitor $mtype > $tmpfile & echo $!) 2>/dev/null`
+ sleep 0.2
+ echo "$mpid $tmpfile"
+}
+
+stop_ip_monitor()
+{
+ local mpid=$1
+ local tmpfile=$2
+ local el=$3
+
+ # check the monitor results
+ kill $mpid
+ lines=`wc -l $tmpfile | cut "-d " -f1`
+ test $lines -eq $el
+ rc=$?
+ rm -rf $tmpfile
+
+ return $rc
+}
+
+check_nexthop_fdb_support()
+{
+ $IP nexthop help 2>&1 | grep -q fdb
+ if [ $? -ne 0 ]; then
+ echo "SKIP: iproute2 too old, missing fdb nexthop support"
+ return $ksft_skip
+ fi
+}
+
+ipv6_fdb_grp_fcnal()
+{
+ local rc
+
+ echo
+ echo "IPv6 fdb groups functional"
+ echo "--------------------------"
+
+ check_nexthop_fdb_support
+ if [ $? -eq $ksft_skip ]; then
+ return $ksft_skip
+ fi
+
+ # create group with multiple nexthops
+ run_cmd "$IP nexthop add id 61 via 2001:db8:91::2 fdb"
+ run_cmd "$IP nexthop add id 62 via 2001:db8:91::3 fdb"
+ run_cmd "$IP nexthop add id 102 group 61/62 fdb"
+ check_nexthop "id 102" "id 102 group 61/62 fdb"
+ log_test $? 0 "Fdb Nexthop group with multiple nexthops"
+
+ ## get nexthop group
+ run_cmd "$IP nexthop get id 102"
+ check_nexthop "id 102" "id 102 group 61/62 fdb"
+ log_test $? 0 "Get Fdb nexthop group by id"
+
+ # fdb nexthop group can only contain fdb nexthops
+ run_cmd "$IP nexthop add id 63 via 2001:db8:91::4"
+ run_cmd "$IP nexthop add id 64 via 2001:db8:91::5"
+ run_cmd "$IP nexthop add id 103 group 63/64 fdb"
+ log_test $? 2 "Fdb Nexthop group with non-fdb nexthops"
+
+ # Non fdb nexthop group can not contain fdb nexthops
+ run_cmd "$IP nexthop add id 65 via 2001:db8:91::5 fdb"
+ run_cmd "$IP nexthop add id 66 via 2001:db8:91::6 fdb"
+ run_cmd "$IP nexthop add id 104 group 65/66"
+ log_test $? 2 "Non-Fdb Nexthop group with fdb nexthops"
+
+ # fdb nexthop cannot have blackhole
+ run_cmd "$IP nexthop add id 67 blackhole fdb"
+ log_test $? 2 "Fdb Nexthop with blackhole"
+
+ # fdb nexthop with oif
+ run_cmd "$IP nexthop add id 68 via 2001:db8:91::7 dev veth1 fdb"
+ log_test $? 2 "Fdb Nexthop with oif"
+
+ # fdb nexthop with onlink
+ run_cmd "$IP nexthop add id 68 via 2001:db8:91::7 onlink fdb"
+ log_test $? 2 "Fdb Nexthop with onlink"
+
+ # fdb nexthop with encap
+ run_cmd "$IP nexthop add id 69 encap mpls 101 via 2001:db8:91::8 dev veth1 fdb"
+ log_test $? 2 "Fdb Nexthop with encap"
+
+ run_cmd "$IP link add name vx10 type vxlan id 1010 local 2001:db8:91::9 remote 2001:db8:91::10 dstport 4789 nolearning noudpcsum tos inherit ttl 100"
+ run_cmd "$BRIDGE fdb add 02:02:00:00:00:13 dev vx10 nhid 102 self"
+ log_test $? 0 "Fdb mac add with nexthop group"
+
+ ## fdb nexthops can only reference nexthop groups and not nexthops
+ run_cmd "$BRIDGE fdb add 02:02:00:00:00:14 dev vx10 nhid 61 self"
+ log_test $? 255 "Fdb mac add with nexthop"
+
+ run_cmd "$IP -6 ro add 2001:db8:101::1/128 nhid 66"
+ log_test $? 2 "Route add with fdb nexthop"
+
+ run_cmd "$IP -6 ro add 2001:db8:101::1/128 nhid 103"
+ log_test $? 2 "Route add with fdb nexthop group"
+
+ run_cmd "$IP nexthop del id 102"
+ log_test $? 0 "Fdb nexthop delete"
+
+ $IP link del dev vx10
+}
+
+ipv4_fdb_grp_fcnal()
+{
+ local rc
+
+ echo
+ echo "IPv4 fdb groups functional"
+ echo "--------------------------"
+
+ check_nexthop_fdb_support
+ if [ $? -eq $ksft_skip ]; then
+ return $ksft_skip
+ fi
+
+ # create group with multiple nexthops
+ run_cmd "$IP nexthop add id 12 via 172.16.1.2 fdb"
+ run_cmd "$IP nexthop add id 13 via 172.16.1.3 fdb"
+ run_cmd "$IP nexthop add id 102 group 12/13 fdb"
+ check_nexthop "id 102" "id 102 group 12/13 fdb"
+ log_test $? 0 "Fdb Nexthop group with multiple nexthops"
+
+ # get nexthop group
+ run_cmd "$IP nexthop get id 102"
+ check_nexthop "id 102" "id 102 group 12/13 fdb"
+ log_test $? 0 "Get Fdb nexthop group by id"
+
+ # fdb nexthop group can only contain fdb nexthops
+ run_cmd "$IP nexthop add id 14 via 172.16.1.2"
+ run_cmd "$IP nexthop add id 15 via 172.16.1.3"
+ run_cmd "$IP nexthop add id 103 group 14/15 fdb"
+ log_test $? 2 "Fdb Nexthop group with non-fdb nexthops"
+
+ # Non fdb nexthop group can not contain fdb nexthops
+ run_cmd "$IP nexthop add id 16 via 172.16.1.2 fdb"
+ run_cmd "$IP nexthop add id 17 via 172.16.1.3 fdb"
+ run_cmd "$IP nexthop add id 104 group 14/15"
+ log_test $? 2 "Non-Fdb Nexthop group with fdb nexthops"
+
+ # fdb nexthop cannot have blackhole
+ run_cmd "$IP nexthop add id 18 blackhole fdb"
+ log_test $? 2 "Fdb Nexthop with blackhole"
+
+ # fdb nexthop with oif
+ run_cmd "$IP nexthop add id 16 via 172.16.1.2 dev veth1 fdb"
+ log_test $? 2 "Fdb Nexthop with oif"
+
+ # fdb nexthop with onlink
+ run_cmd "$IP nexthop add id 16 via 172.16.1.2 onlink fdb"
+ log_test $? 2 "Fdb Nexthop with onlink"
+
+ # fdb nexthop with encap
+ run_cmd "$IP nexthop add id 17 encap mpls 101 via 172.16.1.2 dev veth1 fdb"
+ log_test $? 2 "Fdb Nexthop with encap"
+
+ run_cmd "$IP link add name vx10 type vxlan id 1010 local 10.0.0.1 remote 10.0.0.2 dstport 4789 nolearning noudpcsum tos inherit ttl 100"
+ run_cmd "$BRIDGE fdb add 02:02:00:00:00:13 dev vx10 nhid 102 self"
+ log_test $? 0 "Fdb mac add with nexthop group"
+
+ # fdb nexthops can only reference nexthop groups and not nexthops
+ run_cmd "$BRIDGE fdb add 02:02:00:00:00:14 dev vx10 nhid 12 self"
+ log_test $? 255 "Fdb mac add with nexthop"
+
+ run_cmd "$IP ro add 172.16.0.0/22 nhid 15"
+ log_test $? 2 "Route add with fdb nexthop"
+
+ run_cmd "$IP ro add 172.16.0.0/22 nhid 103"
+ log_test $? 2 "Route add with fdb nexthop group"
+
+ run_cmd "$IP nexthop del id 102"
+ log_test $? 0 "Fdb nexthop delete"
+
+ $IP link del dev vx10
+}
+
################################################################################
# basic operations (add, delete, replace) on nexthops and nexthop groups
#
log_test $? 0 "IPv4 route with MPLS encap, v6 gw - check"
}
+sysctl_nexthop_compat_mode_check()
+{
+ local sysctlname="net.ipv4.nexthop_compat_mode"
+ local lprefix=$1
+
+ IPE="ip netns exec me"
+
+ $IPE sysctl -q $sysctlname 2>&1 >/dev/null
+ if [ $? -ne 0 ]; then
+ echo "SKIP: kernel lacks nexthop compat mode sysctl control"
+ return $ksft_skip
+ fi
+
+ out=$($IPE sysctl $sysctlname 2>/dev/null)
+ log_test $? 0 "$lprefix default nexthop compat mode check"
+ check_output "${out}" "$sysctlname = 1"
+}
+
+sysctl_nexthop_compat_mode_set()
+{
+ local sysctlname="net.ipv4.nexthop_compat_mode"
+ local mode=$1
+ local lprefix=$2
+
+ IPE="ip netns exec me"
+
+ out=$($IPE sysctl -w $sysctlname=$mode)
+ log_test $? 0 "$lprefix set compat mode - $mode"
+ check_output "${out}" "net.ipv4.nexthop_compat_mode = $mode"
+}
+
+ipv6_compat_mode()
+{
+ local rc
+
+ echo
+ echo "IPv6 nexthop api compat mode test"
+ echo "--------------------------------"
+
+ sysctl_nexthop_compat_mode_check "IPv6"
+ if [ $? -eq $ksft_skip ]; then
+ return $ksft_skip
+ fi
+
+ run_cmd "$IP nexthop add id 62 via 2001:db8:91::2 dev veth1"
+ run_cmd "$IP nexthop add id 63 via 2001:db8:91::3 dev veth1"
+ run_cmd "$IP nexthop add id 122 group 62/63"
+ ipmout=$(start_ip_monitor route)
+
+ run_cmd "$IP -6 ro add 2001:db8:101::1/128 nhid 122"
+ # route add notification should contain expanded nexthops
+ stop_ip_monitor $ipmout 3
+ log_test $? 0 "IPv6 compat mode on - route add notification"
+
+ # route dump should contain expanded nexthops
+ check_route6 "2001:db8:101::1" "2001:db8:101::1 nhid 122 metric 1024 nexthop via 2001:db8:91::2 dev veth1 weight 1 nexthop via 2001:db8:91::3 dev veth1 weight 1"
+ log_test $? 0 "IPv6 compat mode on - route dump"
+
+ # change in nexthop group should generate route notification
+ run_cmd "$IP nexthop add id 64 via 2001:db8:91::4 dev veth1"
+ ipmout=$(start_ip_monitor route)
+ run_cmd "$IP nexthop replace id 122 group 62/64"
+ stop_ip_monitor $ipmout 3
+
+ log_test $? 0 "IPv6 compat mode on - nexthop change"
+
+ # set compat mode off
+ sysctl_nexthop_compat_mode_set 0 "IPv6"
+
+ run_cmd "$IP -6 ro del 2001:db8:101::1/128 nhid 122"
+
+ run_cmd "$IP nexthop add id 62 via 2001:db8:91::2 dev veth1"
+ run_cmd "$IP nexthop add id 63 via 2001:db8:91::3 dev veth1"
+ run_cmd "$IP nexthop add id 122 group 62/63"
+ ipmout=$(start_ip_monitor route)
+
+ run_cmd "$IP -6 ro add 2001:db8:101::1/128 nhid 122"
+ # route add notification should not contain expanded nexthops
+ stop_ip_monitor $ipmout 1
+ log_test $? 0 "IPv6 compat mode off - route add notification"
+
+ # route dump should not contain expanded nexthops
+ check_route6 "2001:db8:101::1" "2001:db8:101::1 nhid 122 metric 1024"
+ log_test $? 0 "IPv6 compat mode off - route dump"
+
+ # change in nexthop group should not generate route notification
+ run_cmd "$IP nexthop add id 64 via 2001:db8:91::4 dev veth1"
+ ipmout=$(start_ip_monitor route)
+ run_cmd "$IP nexthop replace id 122 group 62/64"
+ stop_ip_monitor $ipmout 0
+ log_test $? 0 "IPv6 compat mode off - nexthop change"
+
+ # nexthop delete should not generate route notification
+ ipmout=$(start_ip_monitor route)
+ run_cmd "$IP nexthop del id 122"
+ stop_ip_monitor $ipmout 0
+ log_test $? 0 "IPv6 compat mode off - nexthop delete"
+
+ # set compat mode back on
+ sysctl_nexthop_compat_mode_set 1 "IPv6"
+}
+
+ipv4_compat_mode()
+{
+ local rc
+
+ echo
+ echo "IPv4 nexthop api compat mode"
+ echo "----------------------------"
+
+ sysctl_nexthop_compat_mode_check "IPv4"
+ if [ $? -eq $ksft_skip ]; then
+ return $ksft_skip
+ fi
+
+ run_cmd "$IP nexthop add id 21 via 172.16.1.2 dev veth1"
+ run_cmd "$IP nexthop add id 22 via 172.16.1.2 dev veth1"
+ run_cmd "$IP nexthop add id 122 group 21/22"
+ ipmout=$(start_ip_monitor route)
+
+ run_cmd "$IP ro add 172.16.101.1/32 nhid 122"
+ stop_ip_monitor $ipmout 3
+
+ # route add notification should contain expanded nexthops
+ log_test $? 0 "IPv4 compat mode on - route add notification"
+
+ # route dump should contain expanded nexthops
+ check_route "172.16.101.1" "172.16.101.1 nhid 122 nexthop via 172.16.1.2 dev veth1 weight 1 nexthop via 172.16.1.2 dev veth1 weight 1"
+ log_test $? 0 "IPv4 compat mode on - route dump"
+
+ # change in nexthop group should generate route notification
+ run_cmd "$IP nexthop add id 23 via 172.16.1.3 dev veth1"
+ ipmout=$(start_ip_monitor route)
+ run_cmd "$IP nexthop replace id 122 group 21/23"
+ stop_ip_monitor $ipmout 3
+ log_test $? 0 "IPv4 compat mode on - nexthop change"
+
+ sysctl_nexthop_compat_mode_set 0 "IPv4"
+
+ # cleanup
+ run_cmd "$IP ro del 172.16.101.1/32 nhid 122"
+
+ ipmout=$(start_ip_monitor route)
+ run_cmd "$IP ro add 172.16.101.1/32 nhid 122"
+ stop_ip_monitor $ipmout 1
+ # route add notification should not contain expanded nexthops
+ log_test $? 0 "IPv4 compat mode off - route add notification"
+
+ # route dump should not contain expanded nexthops
+ check_route "172.16.101.1" "172.16.101.1 nhid 122"
+ log_test $? 0 "IPv4 compat mode off - route dump"
+
+ # change in nexthop group should not generate route notification
+ ipmout=$(start_ip_monitor route)
+ run_cmd "$IP nexthop replace id 122 group 21/22"
+ stop_ip_monitor $ipmout 0
+ log_test $? 0 "IPv4 compat mode off - nexthop change"
+
+ # nexthop delete should not generate route notification
+ ipmout=$(start_ip_monitor route)
+ run_cmd "$IP nexthop del id 122"
+ stop_ip_monitor $ipmout 0
+ log_test $? 0 "IPv4 compat mode off - nexthop delete"
+
+ sysctl_nexthop_compat_mode_set 1 "IPv4"
+}
+
basic()
{
echo