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-rwxr-xr-xtools/testing/selftests/net/fib_nexthops.sh405
1 files changed, 321 insertions, 84 deletions
diff --git a/tools/testing/selftests/net/fib_nexthops.sh b/tools/testing/selftests/net/fib_nexthops.sh
index a47b26ab48f2..2b0a90581e2f 100755
--- a/tools/testing/selftests/net/fib_nexthops.sh
+++ b/tools/testing/selftests/net/fib_nexthops.sh
@@ -14,6 +14,7 @@
# objects. Device reference counts and network namespace cleanup tested
# by use of network namespace for peer.
+source lib.sh
ret=0
# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4
@@ -29,6 +30,7 @@ IPV4_TESTS="
ipv4_large_res_grp
ipv4_compat_mode
ipv4_fdb_grp_fcnal
+ ipv4_mpath_select
ipv4_torture
ipv4_res_torture
"
@@ -42,6 +44,7 @@ IPV6_TESTS="
ipv6_large_res_grp
ipv6_compat_mode
ipv6_fdb_grp_fcnal
+ ipv6_mpath_select
ipv6_torture
ipv6_res_torture
"
@@ -73,9 +76,16 @@ log_test()
printf "TEST: %-60s [ OK ]\n" "${msg}"
nsuccess=$((nsuccess+1))
else
- ret=1
- nfail=$((nfail+1))
- printf "TEST: %-60s [FAIL]\n" "${msg}"
+ if [[ $rc -eq $ksft_skip ]]; then
+ [[ $ret -eq 0 ]] && ret=$ksft_skip
+ nskip=$((nskip+1))
+ printf "TEST: %-60s [SKIP]\n" "${msg}"
+ else
+ ret=1
+ nfail=$((nfail+1))
+ printf "TEST: %-60s [FAIL]\n" "${msg}"
+ fi
+
if [ "$VERBOSE" = "1" ]; then
echo " rc=$rc, expected $expected"
fi
@@ -146,13 +156,7 @@ create_ns()
{
local n=${1}
- ip netns del ${n} 2>/dev/null
-
set -e
- ip netns add ${n}
- ip netns set ${n} $((nsid++))
- ip -netns ${n} addr add 127.0.0.1/8 dev lo
- ip -netns ${n} link set lo up
ip netns exec ${n} sysctl -qw net.ipv4.ip_forward=1
ip netns exec ${n} sysctl -qw net.ipv4.fib_multipath_use_neigh=1
@@ -171,12 +175,13 @@ setup()
{
cleanup
- create_ns me
- create_ns peer
- create_ns remote
+ setup_ns me peer remote
+ create_ns $me
+ create_ns $peer
+ create_ns $remote
- IP="ip -netns me"
- BRIDGE="bridge -netns me"
+ IP="ip -netns $me"
+ BRIDGE="bridge -netns $me"
set -e
$IP li add veth1 type veth peer name veth2
$IP li set veth1 up
@@ -188,24 +193,24 @@ setup()
$IP addr add 172.16.2.1/24 dev veth3
$IP -6 addr add 2001:db8:92::1/64 dev veth3 nodad
- $IP li set veth2 netns peer up
- ip -netns peer addr add 172.16.1.2/24 dev veth2
- ip -netns peer -6 addr add 2001:db8:91::2/64 dev veth2 nodad
+ $IP li set veth2 netns $peer up
+ ip -netns $peer addr add 172.16.1.2/24 dev veth2
+ ip -netns $peer -6 addr add 2001:db8:91::2/64 dev veth2 nodad
- $IP li set veth4 netns peer up
- ip -netns peer addr add 172.16.2.2/24 dev veth4
- ip -netns peer -6 addr add 2001:db8:92::2/64 dev veth4 nodad
+ $IP li set veth4 netns $peer up
+ ip -netns $peer addr add 172.16.2.2/24 dev veth4
+ ip -netns $peer -6 addr add 2001:db8:92::2/64 dev veth4 nodad
- ip -netns remote li add veth5 type veth peer name veth6
- ip -netns remote li set veth5 up
- ip -netns remote addr add dev veth5 172.16.101.1/24
- ip -netns remote -6 addr add dev veth5 2001:db8:101::1/64 nodad
- ip -netns remote ro add 172.16.0.0/22 via 172.16.101.2
- ip -netns remote -6 ro add 2001:db8:90::/40 via 2001:db8:101::2
+ ip -netns $remote li add veth5 type veth peer name veth6
+ ip -netns $remote li set veth5 up
+ ip -netns $remote addr add dev veth5 172.16.101.1/24
+ ip -netns $remote -6 addr add dev veth5 2001:db8:101::1/64 nodad
+ ip -netns $remote ro add 172.16.0.0/22 via 172.16.101.2
+ ip -netns $remote -6 ro add 2001:db8:90::/40 via 2001:db8:101::2
- ip -netns remote li set veth6 netns peer up
- ip -netns peer addr add dev veth6 172.16.101.2/24
- ip -netns peer -6 addr add dev veth6 2001:db8:101::2/64 nodad
+ ip -netns $remote li set veth6 netns $peer up
+ ip -netns $peer addr add dev veth6 172.16.101.2/24
+ ip -netns $peer -6 addr add dev veth6 2001:db8:101::2/64 nodad
set +e
}
@@ -213,7 +218,7 @@ cleanup()
{
local ns
- for ns in me peer remote; do
+ for ns in $me $peer $remote; do
ip netns del ${ns} 2>/dev/null
done
}
@@ -370,6 +375,27 @@ check_large_res_grp()
log_test $? 0 "Dump large (x$buckets) nexthop buckets"
}
+get_route_dev()
+{
+ local pfx="$1"
+ local out
+
+ if out=$($IP -j route get "$pfx" | jq -re ".[0].dev"); then
+ echo "$out"
+ fi
+}
+
+check_route_dev()
+{
+ local pfx="$1"
+ local expected="$2"
+ local out
+
+ out=$(get_route_dev "$pfx")
+
+ check_output "$out" "$expected"
+}
+
start_ip_monitor()
{
local mtype=$1
@@ -441,8 +467,8 @@ ipv6_fdb_grp_fcnal()
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 63 via 2001:db8:91::4 dev veth1"
+ run_cmd "$IP nexthop add id 64 via 2001:db8:91::5 dev veth1"
run_cmd "$IP nexthop add id 103 group 63/64 fdb"
log_test $? 2 "Fdb Nexthop group with non-fdb nexthops"
@@ -468,6 +494,26 @@ ipv6_fdb_grp_fcnal()
run_cmd "$IP nexthop add id 69 encap mpls 101 via 2001:db8:91::8 dev veth1 fdb"
log_test $? 2 "Fdb Nexthop with encap"
+ # Replace FDB nexthop to non-FDB and vice versa
+ run_cmd "$IP nexthop add id 70 via 2001:db8:91::2 fdb"
+ run_cmd "$IP nexthop replace id 70 via 2001:db8:91::2 dev veth1"
+ log_test $? 0 "Replace FDB nexthop to non-FDB nexthop"
+ run_cmd "$IP nexthop replace id 70 via 2001:db8:91::2 fdb"
+ log_test $? 0 "Replace non-FDB nexthop to FDB nexthop"
+
+ # Replace FDB nexthop address while in a group
+ run_cmd "$IP nexthop add id 71 group 70 fdb"
+ run_cmd "$IP nexthop replace id 70 via 2001:db8:91::3 fdb"
+ log_test $? 0 "Replace FDB nexthop address while in a group"
+
+ # Cannot replace FDB nexthop to non-FDB and vice versa while in a group
+ run_cmd "$IP nexthop replace id 70 via 2001:db8:91::2 dev veth1"
+ log_test $? 2 "Replace FDB nexthop to non-FDB nexthop while in a group"
+ run_cmd "$IP nexthop add id 72 via 2001:db8:91::2 dev veth1"
+ run_cmd "$IP nexthop add id 73 group 72"
+ run_cmd "$IP nexthop replace id 72 via 2001:db8:91::2 fdb"
+ log_test $? 2 "Replace non-FDB nexthop to FDB nexthop while in a group"
+
run_cmd "$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"
@@ -521,15 +567,15 @@ ipv4_fdb_grp_fcnal()
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 14 via 172.16.1.2 dev veth1"
+ run_cmd "$IP nexthop add id 15 via 172.16.1.3 dev veth1"
run_cmd "$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"
+ run_cmd "$IP nexthop add id 104 group 16/17"
log_test $? 2 "Non-Fdb Nexthop group with fdb nexthops"
# fdb nexthop cannot have blackhole
@@ -548,6 +594,26 @@ ipv4_fdb_grp_fcnal()
run_cmd "$IP nexthop add id 17 encap mpls 101 via 172.16.1.2 dev veth1 fdb"
log_test $? 2 "Fdb Nexthop with encap"
+ # Replace FDB nexthop to non-FDB and vice versa
+ run_cmd "$IP nexthop add id 18 via 172.16.1.2 fdb"
+ run_cmd "$IP nexthop replace id 18 via 172.16.1.2 dev veth1"
+ log_test $? 0 "Replace FDB nexthop to non-FDB nexthop"
+ run_cmd "$IP nexthop replace id 18 via 172.16.1.2 fdb"
+ log_test $? 0 "Replace non-FDB nexthop to FDB nexthop"
+
+ # Replace FDB nexthop address while in a group
+ run_cmd "$IP nexthop add id 19 group 18 fdb"
+ run_cmd "$IP nexthop replace id 18 via 172.16.1.3 fdb"
+ log_test $? 0 "Replace FDB nexthop address while in a group"
+
+ # Cannot replace FDB nexthop to non-FDB and vice versa while in a group
+ run_cmd "$IP nexthop replace id 18 via 172.16.1.2 dev veth1"
+ log_test $? 2 "Replace FDB nexthop to non-FDB nexthop while in a group"
+ run_cmd "$IP nexthop add id 20 via 172.16.1.2 dev veth1"
+ run_cmd "$IP nexthop add id 21 group 20"
+ run_cmd "$IP nexthop replace id 20 via 172.16.1.2 fdb"
+ log_test $? 2 "Replace non-FDB nexthop to FDB nexthop while in a group"
+
run_cmd "$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 $? 0 "Fdb mac add with nexthop group"
@@ -556,7 +622,7 @@ ipv4_fdb_grp_fcnal()
run_cmd "$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"
+ run_cmd "$IP ro add 172.16.0.0/22 nhid 16"
log_test $? 2 "Route add with fdb nexthop"
run_cmd "$IP ro add 172.16.0.0/22 nhid 103"
@@ -575,6 +641,112 @@ ipv4_fdb_grp_fcnal()
$IP link del dev vx10
}
+ipv4_mpath_select()
+{
+ local rc dev match h addr
+
+ echo
+ echo "IPv4 multipath selection"
+ echo "------------------------"
+ if [ ! -x "$(command -v jq)" ]; then
+ echo "SKIP: Could not run test; need jq tool"
+ return $ksft_skip
+ fi
+
+ # Use status of existing neighbor entry when determining nexthop for
+ # multipath routes.
+ local -A gws
+ gws=([veth1]=172.16.1.2 [veth3]=172.16.2.2)
+ local -A other_dev
+ other_dev=([veth1]=veth3 [veth3]=veth1)
+
+ run_cmd "$IP nexthop add id 1 via ${gws["veth1"]} dev veth1"
+ run_cmd "$IP nexthop add id 2 via ${gws["veth3"]} dev veth3"
+ run_cmd "$IP nexthop add id 1001 group 1/2"
+ run_cmd "$IP ro add 172.16.101.0/24 nhid 1001"
+ rc=0
+ for dev in veth1 veth3; do
+ match=0
+ for h in {1..254}; do
+ addr="172.16.101.$h"
+ if [ "$(get_route_dev "$addr")" = "$dev" ]; then
+ match=1
+ break
+ fi
+ done
+ if (( match == 0 )); then
+ echo "SKIP: Did not find a route using device $dev"
+ return $ksft_skip
+ fi
+ run_cmd "$IP neigh add ${gws[$dev]} dev $dev nud failed"
+ if ! check_route_dev "$addr" "${other_dev[$dev]}"; then
+ rc=1
+ break
+ fi
+ run_cmd "$IP neigh del ${gws[$dev]} dev $dev"
+ done
+ log_test $rc 0 "Use valid neighbor during multipath selection"
+
+ run_cmd "$IP neigh add 172.16.1.2 dev veth1 nud incomplete"
+ run_cmd "$IP neigh add 172.16.2.2 dev veth3 nud incomplete"
+ run_cmd "$IP route get 172.16.101.1"
+ # if we did not crash, success
+ log_test $rc 0 "Multipath selection with no valid neighbor"
+}
+
+ipv6_mpath_select()
+{
+ local rc dev match h addr
+
+ echo
+ echo "IPv6 multipath selection"
+ echo "------------------------"
+ if [ ! -x "$(command -v jq)" ]; then
+ echo "SKIP: Could not run test; need jq tool"
+ return $ksft_skip
+ fi
+
+ # Use status of existing neighbor entry when determining nexthop for
+ # multipath routes.
+ local -A gws
+ gws=([veth1]=2001:db8:91::2 [veth3]=2001:db8:92::2)
+ local -A other_dev
+ other_dev=([veth1]=veth3 [veth3]=veth1)
+
+ run_cmd "$IP nexthop add id 1 via ${gws["veth1"]} dev veth1"
+ run_cmd "$IP nexthop add id 2 via ${gws["veth3"]} dev veth3"
+ run_cmd "$IP nexthop add id 1001 group 1/2"
+ run_cmd "$IP ro add 2001:db8:101::/64 nhid 1001"
+ rc=0
+ for dev in veth1 veth3; do
+ match=0
+ for h in {1..65535}; do
+ addr=$(printf "2001:db8:101::%x" $h)
+ if [ "$(get_route_dev "$addr")" = "$dev" ]; then
+ match=1
+ break
+ fi
+ done
+ if (( match == 0 )); then
+ echo "SKIP: Did not find a route using device $dev"
+ return $ksft_skip
+ fi
+ run_cmd "$IP neigh add ${gws[$dev]} dev $dev nud failed"
+ if ! check_route_dev "$addr" "${other_dev[$dev]}"; then
+ rc=1
+ break
+ fi
+ run_cmd "$IP neigh del ${gws[$dev]} dev $dev"
+ done
+ log_test $rc 0 "Use valid neighbor during multipath selection"
+
+ run_cmd "$IP neigh add 2001:db8:91::2 dev veth1 nud incomplete"
+ run_cmd "$IP neigh add 2001:db8:92::2 dev veth3 nud incomplete"
+ run_cmd "$IP route get 2001:db8:101::1"
+ # if we did not crash, success
+ log_test $rc 0 "Multipath selection with no valid neighbor"
+}
+
################################################################################
# basic operations (add, delete, replace) on nexthops and nexthop groups
#
@@ -611,7 +783,7 @@ ipv6_fcnal()
run_cmd "$IP nexthop add id 52 via 2001:db8:92::3"
log_test $? 2 "Create nexthop - gw only"
- # gw is not reachable throught given dev
+ # gw is not reachable through given dev
run_cmd "$IP nexthop add id 53 via 2001:db8:3::3 dev veth1"
log_test $? 2 "Create nexthop - invalid gw+dev combination"
@@ -650,7 +822,7 @@ ipv6_grp_refs()
run_cmd "$IP route add 2001:db8:101::1/128 nhid 102"
# create per-cpu dsts through nh 100
- run_cmd "ip netns exec me mausezahn -6 veth1.10 -B 2001:db8:101::1 -A 2001:db8:91::1 -c 5 -t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1"
+ run_cmd "ip netns exec $me mausezahn -6 veth1.10 -B 2001:db8:101::1 -A 2001:db8:91::1 -c 5 -t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1"
# remove nh 100 from the group to delete the route potentially leaving
# a stale per-cpu dst which holds a reference to the nexthop's net
@@ -676,7 +848,7 @@ ipv6_grp_refs()
# if a reference was lost this command will hang because the net device
# cannot be removed
- timeout -s KILL 5 ip netns exec me ip link del veth1.10 >/dev/null 2>&1
+ timeout -s KILL 5 ip netns exec $me ip link del veth1.10 >/dev/null 2>&1
# we can't cleanup if the command is hung trying to delete the netdev
if [ $? -eq 137 ]; then
@@ -798,6 +970,29 @@ ipv6_grp_fcnal()
ipv6_grp_refs
log_test $? 0 "Nexthop group replace refcounts"
+
+ #
+ # 16-bit weights.
+ #
+ run_cmd "$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 64 via 2001:db8:91::4 dev veth1"
+ run_cmd "$IP nexthop add id 65 via 2001:db8:91::5 dev veth1"
+ run_cmd "$IP nexthop add id 66 dev veth1"
+
+ run_cmd "$IP nexthop add id 103 group 62,1000"
+ if [[ $? == 0 ]]; then
+ local GRP="id 103 group 62,254/63,255/64,256/65,257/66,65535"
+ run_cmd "$IP nexthop replace $GRP"
+ check_nexthop "id 103" "$GRP"
+ rc=$?
+ else
+ rc=$ksft_skip
+ fi
+
+ $IP nexthop flush >/dev/null 2>&1
+
+ log_test $rc 0 "16-bit weights"
}
ipv6_res_grp_fcnal()
@@ -862,6 +1057,31 @@ ipv6_res_grp_fcnal()
check_nexthop_bucket "list id 102" \
"id 102 index 0 nhid 63 id 102 index 1 nhid 62 id 102 index 2 nhid 62 id 102 index 3 nhid 62"
log_test $? 0 "Nexthop buckets updated after replace - nECMP"
+
+ #
+ # 16-bit weights.
+ #
+ run_cmd "$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 64 via 2001:db8:91::4 dev veth1"
+ run_cmd "$IP nexthop add id 65 via 2001:db8:91::5 dev veth1"
+ run_cmd "$IP nexthop add id 66 dev veth1"
+
+ run_cmd "$IP nexthop add id 103 group 62,1000 type resilient buckets 32"
+ if [[ $? == 0 ]]; then
+ local GRP="id 103 group 62,254/63,255/64,256/65,257/66,65535 $(:
+ )type resilient buckets 32 idle_timer 0 $(:
+ )unbalanced_timer 0"
+ run_cmd "$IP nexthop replace $GRP"
+ check_nexthop "id 103" "$GRP unbalanced_time 0"
+ rc=$?
+ else
+ rc=$ksft_skip
+ fi
+
+ $IP nexthop flush >/dev/null 2>&1
+
+ log_test $rc 0 "16-bit weights"
}
ipv6_fcnal_runtime()
@@ -883,13 +1103,13 @@ ipv6_fcnal_runtime()
log_test $? 0 "Route delete"
run_cmd "$IP ro add 2001:db8:101::1/128 nhid 81"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
log_test $? 0 "Ping with nexthop"
run_cmd "$IP nexthop add id 82 via 2001:db8:92::2 dev veth3"
run_cmd "$IP nexthop add id 122 group 81/82"
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 122"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
log_test $? 0 "Ping - multipath"
#
@@ -897,26 +1117,26 @@ ipv6_fcnal_runtime()
#
run_cmd "$IP -6 nexthop add id 83 blackhole"
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 83"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
log_test $? 2 "Ping - blackhole"
run_cmd "$IP nexthop replace id 83 via 2001:db8:91::2 dev veth1"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
log_test $? 0 "Ping - blackhole replaced with gateway"
run_cmd "$IP -6 nexthop replace id 83 blackhole"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
log_test $? 2 "Ping - gateway replaced by blackhole"
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 122"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
if [ $? -eq 0 ]; then
run_cmd "$IP nexthop replace id 122 group 83"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
log_test $? 2 "Ping - group with blackhole"
run_cmd "$IP nexthop replace id 122 group 81/82"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
log_test $? 0 "Ping - group blackhole replaced with gateways"
else
log_test 2 0 "Ping - multipath failed"
@@ -999,15 +1219,15 @@ ipv6_fcnal_runtime()
# rpfilter and default route
$IP nexthop flush >/dev/null 2>&1
- run_cmd "ip netns exec me ip6tables -t mangle -I PREROUTING 1 -m rpfilter --invert -j DROP"
+ run_cmd "ip netns exec $me ip6tables -t mangle -I PREROUTING 1 -m rpfilter --invert -j DROP"
run_cmd "$IP nexthop add id 91 via 2001:db8:91::2 dev veth1"
run_cmd "$IP nexthop add id 92 via 2001:db8:92::2 dev veth3"
run_cmd "$IP nexthop add id 93 group 91/92"
run_cmd "$IP -6 ro add default nhid 91"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
log_test $? 0 "Nexthop with default route and rpfilter"
run_cmd "$IP -6 ro replace default nhid 93"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 2001:db8:101::1"
log_test $? 0 "Nexthop with multipath default route and rpfilter"
# TO-DO:
@@ -1087,11 +1307,11 @@ ipv6_torture()
pid1=$!
ipv6_grp_replace_loop &
pid2=$!
- ip netns exec me ping -f 2001:db8:101::1 >/dev/null 2>&1 &
+ ip netns exec $me ping -f 2001:db8:101::1 >/dev/null 2>&1 &
pid3=$!
- ip netns exec me ping -f 2001:db8:101::2 >/dev/null 2>&1 &
+ ip netns exec $me ping -f 2001:db8:101::2 >/dev/null 2>&1 &
pid4=$!
- ip netns exec me mausezahn -6 veth1 -B 2001:db8:101::2 -A 2001:db8:91::1 -c 0 -t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
+ ip netns exec $me mausezahn -6 veth1 -B 2001:db8:101::2 -A 2001:db8:91::1 -c 0 -t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
pid5=$!
sleep 300
@@ -1141,11 +1361,11 @@ ipv6_res_torture()
pid1=$!
ipv6_res_grp_replace_loop &
pid2=$!
- ip netns exec me ping -f 2001:db8:101::1 >/dev/null 2>&1 &
+ ip netns exec $me ping -f 2001:db8:101::1 >/dev/null 2>&1 &
pid3=$!
- ip netns exec me ping -f 2001:db8:101::2 >/dev/null 2>&1 &
+ ip netns exec $me ping -f 2001:db8:101::2 >/dev/null 2>&1 &
pid4=$!
- ip netns exec me mausezahn -6 veth1 \
+ ip netns exec $me mausezahn -6 veth1 \
-B 2001:db8:101::2 -A 2001:db8:91::1 -c 0 \
-t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
pid5=$!
@@ -1415,7 +1635,7 @@ ipv4_withv6_fcnal()
local lladdr
set -e
- lladdr=$(get_linklocal veth2 peer)
+ lladdr=$(get_linklocal veth2 $peer)
run_cmd "$IP nexthop add id 11 via ${lladdr} dev veth1"
set +e
run_cmd "$IP ro add 172.16.101.1/32 nhid 11"
@@ -1477,13 +1697,13 @@ ipv4_fcnal_runtime()
#
run_cmd "$IP nexthop replace id 21 via 172.16.1.2 dev veth1"
run_cmd "$IP ro replace 172.16.101.1/32 nhid 21"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 0 "Basic ping"
run_cmd "$IP nexthop replace id 22 via 172.16.2.2 dev veth3"
run_cmd "$IP nexthop add id 122 group 21/22"
run_cmd "$IP ro replace 172.16.101.1/32 nhid 122"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 0 "Ping - multipath"
run_cmd "$IP ro delete 172.16.101.1/32 nhid 122"
@@ -1494,7 +1714,7 @@ ipv4_fcnal_runtime()
run_cmd "$IP nexthop add id 501 via 172.16.1.2 dev veth1"
run_cmd "$IP ro add default nhid 501"
run_cmd "$IP ro add default via 172.16.1.3 dev veth1 metric 20"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 0 "Ping - multiple default routes, nh first"
# flip the order
@@ -1503,7 +1723,7 @@ ipv4_fcnal_runtime()
run_cmd "$IP ro add default via 172.16.1.2 dev veth1 metric 20"
run_cmd "$IP nexthop replace id 501 via 172.16.1.3 dev veth1"
run_cmd "$IP ro add default nhid 501 metric 20"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 0 "Ping - multiple default routes, nh second"
run_cmd "$IP nexthop delete nhid 501"
@@ -1514,26 +1734,26 @@ ipv4_fcnal_runtime()
#
run_cmd "$IP nexthop add id 23 blackhole"
run_cmd "$IP ro replace 172.16.101.1/32 nhid 23"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 2 "Ping - blackhole"
run_cmd "$IP nexthop replace id 23 via 172.16.1.2 dev veth1"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 0 "Ping - blackhole replaced with gateway"
run_cmd "$IP nexthop replace id 23 blackhole"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 2 "Ping - gateway replaced by blackhole"
run_cmd "$IP ro replace 172.16.101.1/32 nhid 122"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
if [ $? -eq 0 ]; then
run_cmd "$IP nexthop replace id 122 group 23"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 2 "Ping - group with blackhole"
run_cmd "$IP nexthop replace id 122 group 21/22"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 0 "Ping - group blackhole replaced with gateways"
else
log_test 2 0 "Ping - multipath failed"
@@ -1556,11 +1776,11 @@ ipv4_fcnal_runtime()
# IPv4 with IPv6
#
set -e
- lladdr=$(get_linklocal veth2 peer)
+ lladdr=$(get_linklocal veth2 $peer)
run_cmd "$IP nexthop add id 24 via ${lladdr} dev veth1"
set +e
run_cmd "$IP ro replace 172.16.101.1/32 nhid 24"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 0 "IPv6 nexthop with IPv4 route"
$IP neigh sh | grep -q "${lladdr} dev veth1"
@@ -1584,11 +1804,11 @@ ipv4_fcnal_runtime()
check_route "172.16.101.1" "172.16.101.1 nhid 101 nexthop via inet6 ${lladdr} dev veth1 weight 1 nexthop via 172.16.1.2 dev veth1 weight 1"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 0 "IPv6 nexthop with IPv4 route"
run_cmd "$IP ro replace 172.16.101.1/32 via inet6 ${lladdr} dev veth1"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 0 "IPv4 route with IPv6 gateway"
$IP neigh sh | grep -q "${lladdr} dev veth1"
@@ -1605,7 +1825,7 @@ ipv4_fcnal_runtime()
run_cmd "$IP ro del 172.16.101.1/32 via inet6 ${lladdr} dev veth1"
run_cmd "$IP -4 ro add default via inet6 ${lladdr} dev veth1"
- run_cmd "ip netns exec me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
+ run_cmd "ip netns exec $me ping -c1 -w$PING_TIMEOUT 172.16.101.1"
log_test $? 0 "IPv4 default route with IPv6 gateway"
#
@@ -1656,7 +1876,7 @@ sysctl_nexthop_compat_mode_check()
local sysctlname="net.ipv4.nexthop_compat_mode"
local lprefix=$1
- IPE="ip netns exec me"
+ IPE="ip netns exec $me"
$IPE sysctl -q $sysctlname 2>&1 >/dev/null
if [ $? -ne 0 ]; then
@@ -1675,7 +1895,7 @@ sysctl_nexthop_compat_mode_set()
local mode=$1
local lprefix=$2
- IPE="ip netns exec me"
+ IPE="ip netns exec $me"
out=$($IPE sysctl -w $sysctlname=$mode)
log_test $? 0 "$lprefix set compat mode - $mode"
@@ -1859,11 +2079,11 @@ ipv4_torture()
pid1=$!
ipv4_grp_replace_loop &
pid2=$!
- ip netns exec me ping -f 172.16.101.1 >/dev/null 2>&1 &
+ ip netns exec $me ping -f 172.16.101.1 >/dev/null 2>&1 &
pid3=$!
- ip netns exec me ping -f 172.16.101.2 >/dev/null 2>&1 &
+ ip netns exec $me ping -f 172.16.101.2 >/dev/null 2>&1 &
pid4=$!
- ip netns exec me mausezahn veth1 -B 172.16.101.2 -A 172.16.1.1 -c 0 -t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
+ ip netns exec $me mausezahn veth1 -B 172.16.101.2 -A 172.16.1.1 -c 0 -t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
pid5=$!
sleep 300
@@ -1913,11 +2133,11 @@ ipv4_res_torture()
pid1=$!
ipv4_res_grp_replace_loop &
pid2=$!
- ip netns exec me ping -f 172.16.101.1 >/dev/null 2>&1 &
+ ip netns exec $me ping -f 172.16.101.1 >/dev/null 2>&1 &
pid3=$!
- ip netns exec me ping -f 172.16.101.2 >/dev/null 2>&1 &
+ ip netns exec $me ping -f 172.16.101.2 >/dev/null 2>&1 &
pid4=$!
- ip netns exec me mausezahn veth1 \
+ ip netns exec $me mausezahn veth1 \
-B 172.16.101.2 -A 172.16.1.1 -c 0 \
-t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
pid5=$!
@@ -1941,6 +2161,12 @@ basic()
run_cmd "$IP nexthop get id 1"
log_test $? 2 "Nexthop get on non-existent id"
+ run_cmd "$IP nexthop del id 1"
+ log_test $? 2 "Nexthop del with non-existent id"
+
+ run_cmd "$IP nexthop del id 1 group 1/2/3/4/5/6/7/8"
+ log_test $? 2 "Nexthop del with non-existent id and extra attributes"
+
# attempt to create nh without a device or gw - fails
run_cmd "$IP nexthop add id 1"
log_test $? 2 "Nexthop with no device or gateway"
@@ -1952,10 +2178,10 @@ basic()
# create nh with linkdown device - fails
$IP li set veth1 up
- ip -netns peer li set veth2 down
+ ip -netns $peer li set veth2 down
run_cmd "$IP nexthop add id 1 dev veth1"
log_test $? 2 "Nexthop with device that is linkdown"
- ip -netns peer li set veth2 up
+ ip -netns $peer li set veth2 up
# device only
run_cmd "$IP nexthop add id 1 dev veth1"
@@ -1981,6 +2207,11 @@ basic()
run_cmd "$IP link set dev lo up"
+ # Dump should not loop endlessly when maximum nexthop ID is configured.
+ run_cmd "$IP nexthop add id $((2**32-1)) blackhole"
+ run_cmd "timeout 5 $IP nexthop"
+ log_test $? 0 "Maximum nexthop ID dump"
+
#
# groups
#
@@ -2201,6 +2432,11 @@ basic_res()
run_cmd "$IP nexthop bucket list fdb"
log_test $? 255 "Dump all nexthop buckets with invalid 'fdb' keyword"
+ # Dump should not loop endlessly when maximum nexthop ID is configured.
+ run_cmd "$IP nexthop add id $((2**32-1)) group 1/2 type resilient buckets 4"
+ run_cmd "timeout 5 $IP nexthop bucket"
+ log_test $? 0 "Maximum nexthop ID dump"
+
#
# resilient nexthop buckets get requests
#
@@ -2283,7 +2519,7 @@ EOF
################################################################################
# main
-while getopts :t:pP46hv:w: o
+while getopts :t:pP46hvw: o
do
case $o in
t) TESTS=$OPTARG;;
@@ -2326,7 +2562,7 @@ fi
for t in $TESTS
do
case $t in
- none) IP="ip -netns peer"; setup; exit 0;;
+ none) IP="ip -netns $peer"; setup; exit 0;;
*) setup; $t; cleanup;;
esac
done
@@ -2334,6 +2570,7 @@ done
if [ "$TESTS" != "none" ]; then
printf "\nTests passed: %3d\n" ${nsuccess}
printf "Tests failed: %3d\n" ${nfail}
+ printf "Tests skipped: %2d\n" ${nskip}
fi
exit $ret
generated by cgit (git 2.34.1) at 2025-12-26 02:44:42 +0000