mirror of
https://github.com/torvalds/linux.git
synced 2024-12-02 00:51:44 +00:00
864668bfc3
Add some test cases to allow the fib_nexthops.sh test code to test the flushing of nexthops based upon the proto passed in upon creation of the nexthop group. Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com> Reviewed-by: David Ahern <dsahern@gmail.com> Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
1043 lines
30 KiB
Bash
Executable File
1043 lines
30 KiB
Bash
Executable File
#!/bin/bash
|
|
# SPDX-License-Identifier: GPL-2.0
|
|
#
|
|
# ns: me | ns: peer | ns: remote
|
|
# 2001:db8:91::1 | 2001:db8:91::2 |
|
|
# 172.16.1.1 | 172.16.1.2 |
|
|
# veth1 <---|---> veth2 |
|
|
# | veth5 <--|--> veth6 172.16.101.1
|
|
# veth3 <---|---> veth4 | 2001:db8:101::1
|
|
# 172.16.2.1 | 172.16.2.2 |
|
|
# 2001:db8:92::1 | 2001:db8:92::2 |
|
|
#
|
|
# This test is for checking IPv4 and IPv6 FIB behavior with nexthop
|
|
# objects. Device reference counts and network namespace cleanup tested
|
|
# by use of network namespace for peer.
|
|
|
|
ret=0
|
|
# Kselftest framework requirement - SKIP code is 4.
|
|
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"
|
|
|
|
ALL_TESTS="basic ${IPV4_TESTS} ${IPV6_TESTS}"
|
|
TESTS="${ALL_TESTS}"
|
|
VERBOSE=0
|
|
PAUSE_ON_FAIL=no
|
|
PAUSE=no
|
|
|
|
nsid=100
|
|
|
|
################################################################################
|
|
# utilities
|
|
|
|
log_test()
|
|
{
|
|
local rc=$1
|
|
local expected=$2
|
|
local msg="$3"
|
|
|
|
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" "${msg}"
|
|
if [ "$VERBOSE" = "1" ]; then
|
|
echo " rc=$rc, expected $expected"
|
|
fi
|
|
|
|
if [ "${PAUSE_ON_FAIL}" = "yes" ]; then
|
|
echo
|
|
echo "hit enter to continue, 'q' to quit"
|
|
read a
|
|
[ "$a" = "q" ] && exit 1
|
|
fi
|
|
fi
|
|
|
|
if [ "${PAUSE}" = "yes" ]; then
|
|
echo
|
|
echo "hit enter to continue, 'q' to quit"
|
|
read a
|
|
[ "$a" = "q" ] && exit 1
|
|
fi
|
|
|
|
[ "$VERBOSE" = "1" ] && echo
|
|
}
|
|
|
|
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
|
|
|
|
return $rc
|
|
}
|
|
|
|
get_linklocal()
|
|
{
|
|
local dev=$1
|
|
local ns
|
|
local addr
|
|
|
|
[ -n "$2" ] && ns="-netns $2"
|
|
addr=$(ip $ns -6 -br addr show dev ${dev} | \
|
|
awk '{
|
|
for (i = 3; i <= NF; ++i) {
|
|
if ($i ~ /^fe80/)
|
|
print $i
|
|
}
|
|
}'
|
|
)
|
|
addr=${addr/\/*}
|
|
|
|
[ -z "$addr" ] && return 1
|
|
|
|
echo $addr
|
|
|
|
return 0
|
|
}
|
|
|
|
create_ns()
|
|
{
|
|
local n=${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
|
|
ip netns exec ${n} sysctl -qw net.ipv4.conf.default.ignore_routes_with_linkdown=1
|
|
ip netns exec ${n} sysctl -qw net.ipv6.conf.all.keep_addr_on_down=1
|
|
ip netns exec ${n} sysctl -qw net.ipv6.conf.all.forwarding=1
|
|
ip netns exec ${n} sysctl -qw net.ipv6.conf.default.forwarding=1
|
|
ip netns exec ${n} sysctl -qw net.ipv6.conf.default.ignore_routes_with_linkdown=1
|
|
ip netns exec ${n} sysctl -qw net.ipv6.conf.all.accept_dad=0
|
|
ip netns exec ${n} sysctl -qw net.ipv6.conf.default.accept_dad=0
|
|
|
|
set +e
|
|
}
|
|
|
|
setup()
|
|
{
|
|
cleanup
|
|
|
|
create_ns me
|
|
create_ns peer
|
|
create_ns remote
|
|
|
|
IP="ip -netns me"
|
|
set -e
|
|
$IP li add veth1 type veth peer name veth2
|
|
$IP li set veth1 up
|
|
$IP addr add 172.16.1.1/24 dev veth1
|
|
$IP -6 addr add 2001:db8:91::1/64 dev veth1
|
|
|
|
$IP li add veth3 type veth peer name veth4
|
|
$IP li set veth3 up
|
|
$IP addr add 172.16.2.1/24 dev veth3
|
|
$IP -6 addr add 2001:db8:92::1/64 dev veth3
|
|
|
|
$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
|
|
|
|
$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
|
|
|
|
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 addr add dev veth5 2001:db8:101::1/64
|
|
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 addr add dev veth6 2001:db8:101::2/64
|
|
set +e
|
|
}
|
|
|
|
cleanup()
|
|
{
|
|
local ns
|
|
|
|
for ns in me peer remote; do
|
|
ip netns del ${ns} 2>/dev/null
|
|
done
|
|
}
|
|
|
|
check_output()
|
|
{
|
|
local out="$1"
|
|
local expected="$2"
|
|
local rc=0
|
|
|
|
[ "${out}" = "${expected}" ] && return 0
|
|
|
|
if [ -z "${out}" ]; then
|
|
if [ "$VERBOSE" = "1" ]; then
|
|
printf "\nNo entry found\n"
|
|
printf "Expected:\n"
|
|
printf " ${expected}\n"
|
|
fi
|
|
return 1
|
|
fi
|
|
|
|
out=$(echo ${out})
|
|
if [ "${out}" != "${expected}" ]; then
|
|
rc=1
|
|
if [ "${VERBOSE}" = "1" ]; then
|
|
printf " Unexpected entry. Have:\n"
|
|
printf " ${out}\n"
|
|
printf " Expected:\n"
|
|
printf " ${expected}\n\n"
|
|
else
|
|
echo " WARNING: Unexpected route entry"
|
|
fi
|
|
fi
|
|
|
|
return $rc
|
|
}
|
|
|
|
check_nexthop()
|
|
{
|
|
local nharg="$1"
|
|
local expected="$2"
|
|
local out
|
|
|
|
out=$($IP nexthop ls ${nharg} 2>/dev/null)
|
|
|
|
check_output "${out}" "${expected}"
|
|
}
|
|
|
|
check_route()
|
|
{
|
|
local pfx="$1"
|
|
local expected="$2"
|
|
local out
|
|
|
|
out=$($IP route ls match ${pfx} 2>/dev/null)
|
|
|
|
check_output "${out}" "${expected}"
|
|
}
|
|
|
|
check_route6()
|
|
{
|
|
local pfx="$1"
|
|
local expected="$2"
|
|
local out
|
|
|
|
out=$($IP -6 route ls match ${pfx} 2>/dev/null)
|
|
|
|
check_output "${out}" "${expected}"
|
|
}
|
|
|
|
################################################################################
|
|
# basic operations (add, delete, replace) on nexthops and nexthop groups
|
|
#
|
|
# IPv6
|
|
|
|
ipv6_fcnal()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv6"
|
|
echo "----------------------"
|
|
|
|
run_cmd "$IP nexthop add id 52 via 2001:db8:91::2 dev veth1"
|
|
rc=$?
|
|
log_test $rc 0 "Create nexthop with id, gw, dev"
|
|
if [ $rc -ne 0 ]; then
|
|
echo "Basic IPv6 create fails; can not continue"
|
|
return 1
|
|
fi
|
|
|
|
run_cmd "$IP nexthop get id 52"
|
|
log_test $? 0 "Get nexthop by id"
|
|
check_nexthop "id 52" "id 52 via 2001:db8:91::2 dev veth1 scope link"
|
|
|
|
run_cmd "$IP nexthop del id 52"
|
|
log_test $? 0 "Delete nexthop by id"
|
|
check_nexthop "id 52" ""
|
|
|
|
#
|
|
# gw, device spec
|
|
#
|
|
# gw validation, no device - fails since dev required
|
|
run_cmd "$IP nexthop add id 52 via 2001:db8:92::3"
|
|
log_test $? 2 "Create nexthop - gw only"
|
|
|
|
# gw is not reachable throught given dev
|
|
run_cmd "$IP nexthop add id 53 via 2001:db8:3::3 dev veth1"
|
|
log_test $? 2 "Create nexthop - invalid gw+dev combination"
|
|
|
|
# onlink arg overrides gw+dev lookup
|
|
run_cmd "$IP nexthop add id 53 via 2001:db8:3::3 dev veth1 onlink"
|
|
log_test $? 0 "Create nexthop - gw+dev and onlink"
|
|
|
|
# admin down should delete nexthops
|
|
set -e
|
|
run_cmd "$IP -6 nexthop add id 55 via 2001:db8:91::3 dev veth1"
|
|
run_cmd "$IP nexthop add id 56 via 2001:db8:91::4 dev veth1"
|
|
run_cmd "$IP nexthop add id 57 via 2001:db8:91::5 dev veth1"
|
|
run_cmd "$IP li set dev veth1 down"
|
|
set +e
|
|
check_nexthop "dev veth1" ""
|
|
log_test $? 0 "Nexthops removed on admin down"
|
|
}
|
|
|
|
ipv6_grp_fcnal()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv6 groups functional"
|
|
echo "----------------------"
|
|
|
|
# basic functionality: create a nexthop group, default weight
|
|
run_cmd "$IP nexthop add id 61 via 2001:db8:91::2 dev veth1"
|
|
run_cmd "$IP nexthop add id 101 group 61"
|
|
log_test $? 0 "Create nexthop group with single nexthop"
|
|
|
|
# get nexthop group
|
|
run_cmd "$IP nexthop get id 101"
|
|
log_test $? 0 "Get nexthop group by id"
|
|
check_nexthop "id 101" "id 101 group 61"
|
|
|
|
# delete nexthop group
|
|
run_cmd "$IP nexthop del id 101"
|
|
log_test $? 0 "Delete nexthop group by id"
|
|
check_nexthop "id 101" ""
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
check_nexthop "id 101" ""
|
|
|
|
#
|
|
# create group with multiple nexthops - mix of gw and dev only
|
|
#
|
|
run_cmd "$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 "$IP nexthop add id 65 dev veth1"
|
|
run_cmd "$IP nexthop add id 102 group 62/63/64/65"
|
|
log_test $? 0 "Nexthop group with multiple nexthops"
|
|
check_nexthop "id 102" "id 102 group 62/63/64/65"
|
|
|
|
# Delete nexthop in a group and group is updated
|
|
run_cmd "$IP nexthop del id 63"
|
|
check_nexthop "id 102" "id 102 group 62/64/65"
|
|
log_test $? 0 "Nexthop group updated when entry is deleted"
|
|
|
|
# create group with multiple weighted nexthops
|
|
run_cmd "$IP nexthop add id 63 via 2001:db8:91::3 dev veth1"
|
|
run_cmd "$IP nexthop add id 103 group 62/63,2/64,3/65,4"
|
|
log_test $? 0 "Nexthop group with weighted nexthops"
|
|
check_nexthop "id 103" "id 103 group 62/63,2/64,3/65,4"
|
|
|
|
# Delete nexthop in a weighted group and group is updated
|
|
run_cmd "$IP nexthop del id 63"
|
|
check_nexthop "id 103" "id 103 group 62/64,3/65,4"
|
|
log_test $? 0 "Weighted nexthop group updated when entry is deleted"
|
|
|
|
# admin down - nexthop is removed from group
|
|
run_cmd "$IP li set dev veth1 down"
|
|
check_nexthop "dev veth1" ""
|
|
log_test $? 0 "Nexthops in groups removed on admin down"
|
|
|
|
# expect groups to have been deleted as well
|
|
check_nexthop "" ""
|
|
|
|
run_cmd "$IP li set dev veth1 up"
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
|
|
# group with nexthops using different devices
|
|
set -e
|
|
run_cmd "$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 72 via 2001:db8:92::2 dev veth3"
|
|
run_cmd "$IP nexthop add id 73 via 2001:db8:92::3 dev veth3"
|
|
run_cmd "$IP nexthop add id 74 via 2001:db8:92::4 dev veth3"
|
|
run_cmd "$IP nexthop add id 75 via 2001:db8:92::5 dev veth3"
|
|
set +e
|
|
|
|
# multiple groups with same nexthop
|
|
run_cmd "$IP nexthop add id 104 group 62"
|
|
run_cmd "$IP nexthop add id 105 group 62"
|
|
check_nexthop "group" "id 104 group 62 id 105 group 62"
|
|
log_test $? 0 "Multiple groups with same nexthop"
|
|
|
|
run_cmd "$IP nexthop flush groups"
|
|
[ $? -ne 0 ] && return 1
|
|
|
|
# on admin down of veth1, it should be removed from the group
|
|
run_cmd "$IP nexthop add id 105 group 62/63/72/73/64"
|
|
run_cmd "$IP li set veth1 down"
|
|
check_nexthop "id 105" "id 105 group 72/73"
|
|
log_test $? 0 "Nexthops in group removed on admin down - mixed group"
|
|
|
|
run_cmd "$IP nexthop add id 106 group 105/74"
|
|
log_test $? 2 "Nexthop group can not have a group as an entry"
|
|
|
|
# a group can have a blackhole entry only if it is the only
|
|
# nexthop in the group. Needed for atomic replace with an
|
|
# actual nexthop group
|
|
run_cmd "$IP -6 nexthop add id 31 blackhole"
|
|
run_cmd "$IP nexthop add id 107 group 31"
|
|
log_test $? 0 "Nexthop group with a blackhole entry"
|
|
|
|
run_cmd "$IP nexthop add id 108 group 31/24"
|
|
log_test $? 2 "Nexthop group can not have a blackhole and another nexthop"
|
|
}
|
|
|
|
ipv6_fcnal_runtime()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv6 functional runtime"
|
|
echo "-----------------------"
|
|
|
|
sleep 5
|
|
|
|
#
|
|
# IPv6 - the basics
|
|
#
|
|
run_cmd "$IP nexthop add id 81 via 2001:db8:91::2 dev veth1"
|
|
run_cmd "$IP ro add 2001:db8:101::1/128 nhid 81"
|
|
log_test $? 0 "Route add"
|
|
|
|
run_cmd "$IP ro delete 2001:db8:101::1/128 nhid 81"
|
|
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 -w1 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 -w1 2001:db8:101::1"
|
|
log_test $? 0 "Ping - multipath"
|
|
|
|
#
|
|
# IPv6 with blackhole nexthops
|
|
#
|
|
run_cmd "$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 -w1 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 -w1 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 -w1 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 -w1 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 -w1 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 -w1 2001:db8:101::1"
|
|
log_test $? 0 "Ping - group blackhole replaced with gateways"
|
|
else
|
|
log_test 2 0 "Ping - multipath failed"
|
|
fi
|
|
|
|
#
|
|
# device only and gw + dev only mix
|
|
#
|
|
run_cmd "$IP -6 nexthop add id 85 dev veth1"
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 85"
|
|
log_test $? 0 "IPv6 route with device only nexthop"
|
|
check_route6 "2001:db8:101::1" "2001:db8:101::1 nhid 85 dev veth1 metric 1024 pref medium"
|
|
|
|
run_cmd "$IP nexthop add id 123 group 81/85"
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 123"
|
|
log_test $? 0 "IPv6 multipath route with nexthop mix - dev only + gw"
|
|
check_route6 "2001:db8:101::1" "2001:db8:101::1 nhid 123 metric 1024 nexthop via 2001:db8:91::2 dev veth1 weight 1 nexthop dev veth1 weight 1 pref medium"
|
|
|
|
#
|
|
# IPv6 route with v4 nexthop - not allowed
|
|
#
|
|
run_cmd "$IP ro delete 2001:db8:101::1/128"
|
|
run_cmd "$IP nexthop add id 84 via 172.16.1.1 dev veth1"
|
|
run_cmd "$IP ro add 2001:db8:101::1/128 nhid 84"
|
|
log_test $? 2 "IPv6 route can not have a v4 gateway"
|
|
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 81"
|
|
run_cmd "$IP nexthop replace id 81 via 172.16.1.1 dev veth1"
|
|
log_test $? 2 "Nexthop replace - v6 route, v4 nexthop"
|
|
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 122"
|
|
run_cmd "$IP nexthop replace id 81 via 172.16.1.1 dev veth1"
|
|
log_test $? 2 "Nexthop replace of group entry - v6 route, v4 nexthop"
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
|
|
#
|
|
# weird IPv6 cases
|
|
#
|
|
run_cmd "$IP nexthop add id 86 via 2001:db8:91::2 dev veth1"
|
|
run_cmd "$IP ro add 2001:db8:101::1/128 nhid 81"
|
|
|
|
# TO-DO:
|
|
# existing route with old nexthop; append route with new nexthop
|
|
# existing route with old nexthop; replace route with new
|
|
# existing route with new nexthop; replace route with old
|
|
# route with src address and using nexthop - not allowed
|
|
}
|
|
|
|
ipv4_fcnal()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv4 functional"
|
|
echo "----------------------"
|
|
|
|
#
|
|
# basic IPv4 ops - add, get, delete
|
|
#
|
|
run_cmd "$IP nexthop add id 12 via 172.16.1.2 dev veth1"
|
|
rc=$?
|
|
log_test $rc 0 "Create nexthop with id, gw, dev"
|
|
if [ $rc -ne 0 ]; then
|
|
echo "Basic IPv4 create fails; can not continue"
|
|
return 1
|
|
fi
|
|
|
|
run_cmd "$IP nexthop get id 12"
|
|
log_test $? 0 "Get nexthop by id"
|
|
check_nexthop "id 12" "id 12 via 172.16.1.2 dev veth1 scope link"
|
|
|
|
run_cmd "$IP nexthop del id 12"
|
|
log_test $? 0 "Delete nexthop by id"
|
|
check_nexthop "id 52" ""
|
|
|
|
#
|
|
# gw, device spec
|
|
#
|
|
# gw validation, no device - fails since dev is required
|
|
run_cmd "$IP nexthop add id 12 via 172.16.2.3"
|
|
log_test $? 2 "Create nexthop - gw only"
|
|
|
|
# gw not reachable through given dev
|
|
run_cmd "$IP nexthop add id 13 via 172.16.3.2 dev veth1"
|
|
log_test $? 2 "Create nexthop - invalid gw+dev combination"
|
|
|
|
# onlink flag overrides gw+dev lookup
|
|
run_cmd "$IP nexthop add id 13 via 172.16.3.2 dev veth1 onlink"
|
|
log_test $? 0 "Create nexthop - gw+dev and onlink"
|
|
|
|
# admin down should delete nexthops
|
|
set -e
|
|
run_cmd "$IP nexthop add id 15 via 172.16.1.3 dev veth1"
|
|
run_cmd "$IP nexthop add id 16 via 172.16.1.4 dev veth1"
|
|
run_cmd "$IP nexthop add id 17 via 172.16.1.5 dev veth1"
|
|
run_cmd "$IP li set dev veth1 down"
|
|
set +e
|
|
check_nexthop "dev veth1" ""
|
|
log_test $? 0 "Nexthops removed on admin down"
|
|
}
|
|
|
|
ipv4_grp_fcnal()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv4 groups functional"
|
|
echo "----------------------"
|
|
|
|
# basic functionality: create a nexthop group, default weight
|
|
run_cmd "$IP nexthop add id 11 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP nexthop add id 101 group 11"
|
|
log_test $? 0 "Create nexthop group with single nexthop"
|
|
|
|
# get nexthop group
|
|
run_cmd "$IP nexthop get id 101"
|
|
log_test $? 0 "Get nexthop group by id"
|
|
check_nexthop "id 101" "id 101 group 11"
|
|
|
|
# delete nexthop group
|
|
run_cmd "$IP nexthop del id 101"
|
|
log_test $? 0 "Delete nexthop group by id"
|
|
check_nexthop "id 101" ""
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
|
|
#
|
|
# create group with multiple nexthops
|
|
run_cmd "$IP nexthop add id 12 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP nexthop add id 13 via 172.16.1.3 dev veth1"
|
|
run_cmd "$IP nexthop add id 14 via 172.16.1.4 dev veth1"
|
|
run_cmd "$IP nexthop add id 15 via 172.16.1.5 dev veth1"
|
|
run_cmd "$IP nexthop add id 102 group 12/13/14/15"
|
|
log_test $? 0 "Nexthop group with multiple nexthops"
|
|
check_nexthop "id 102" "id 102 group 12/13/14/15"
|
|
|
|
# Delete nexthop in a group and group is updated
|
|
run_cmd "$IP nexthop del id 13"
|
|
check_nexthop "id 102" "id 102 group 12/14/15"
|
|
log_test $? 0 "Nexthop group updated when entry is deleted"
|
|
|
|
# create group with multiple weighted nexthops
|
|
run_cmd "$IP nexthop add id 13 via 172.16.1.3 dev veth1"
|
|
run_cmd "$IP nexthop add id 103 group 12/13,2/14,3/15,4"
|
|
log_test $? 0 "Nexthop group with weighted nexthops"
|
|
check_nexthop "id 103" "id 103 group 12/13,2/14,3/15,4"
|
|
|
|
# Delete nexthop in a weighted group and group is updated
|
|
run_cmd "$IP nexthop del id 13"
|
|
check_nexthop "id 103" "id 103 group 12/14,3/15,4"
|
|
log_test $? 0 "Weighted nexthop group updated when entry is deleted"
|
|
|
|
# admin down - nexthop is removed from group
|
|
run_cmd "$IP li set dev veth1 down"
|
|
check_nexthop "dev veth1" ""
|
|
log_test $? 0 "Nexthops in groups removed on admin down"
|
|
|
|
# expect groups to have been deleted as well
|
|
check_nexthop "" ""
|
|
|
|
run_cmd "$IP li set dev veth1 up"
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
|
|
# group with nexthops using different devices
|
|
set -e
|
|
run_cmd "$IP nexthop add id 12 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP nexthop add id 13 via 172.16.1.3 dev veth1"
|
|
run_cmd "$IP nexthop add id 14 via 172.16.1.4 dev veth1"
|
|
run_cmd "$IP nexthop add id 15 via 172.16.1.5 dev veth1"
|
|
|
|
run_cmd "$IP nexthop add id 22 via 172.16.2.2 dev veth3"
|
|
run_cmd "$IP nexthop add id 23 via 172.16.2.3 dev veth3"
|
|
run_cmd "$IP nexthop add id 24 via 172.16.2.4 dev veth3"
|
|
run_cmd "$IP nexthop add id 25 via 172.16.2.5 dev veth3"
|
|
set +e
|
|
|
|
# multiple groups with same nexthop
|
|
run_cmd "$IP nexthop add id 104 group 12"
|
|
run_cmd "$IP nexthop add id 105 group 12"
|
|
check_nexthop "group" "id 104 group 12 id 105 group 12"
|
|
log_test $? 0 "Multiple groups with same nexthop"
|
|
|
|
run_cmd "$IP nexthop flush groups"
|
|
[ $? -ne 0 ] && return 1
|
|
|
|
# on admin down of veth1, it should be removed from the group
|
|
run_cmd "$IP nexthop add id 105 group 12/13/22/23/14"
|
|
run_cmd "$IP li set veth1 down"
|
|
check_nexthop "id 105" "id 105 group 22/23"
|
|
log_test $? 0 "Nexthops in group removed on admin down - mixed group"
|
|
|
|
run_cmd "$IP nexthop add id 106 group 105/24"
|
|
log_test $? 2 "Nexthop group can not have a group as an entry"
|
|
|
|
# a group can have a blackhole entry only if it is the only
|
|
# nexthop in the group. Needed for atomic replace with an
|
|
# actual nexthop group
|
|
run_cmd "$IP nexthop add id 31 blackhole"
|
|
run_cmd "$IP nexthop add id 107 group 31"
|
|
log_test $? 0 "Nexthop group with a blackhole entry"
|
|
|
|
run_cmd "$IP nexthop add id 108 group 31/24"
|
|
log_test $? 2 "Nexthop group can not have a blackhole and another nexthop"
|
|
}
|
|
|
|
ipv4_withv6_fcnal()
|
|
{
|
|
local lladdr
|
|
|
|
set -e
|
|
lladdr=$(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"
|
|
log_test $? 0 "IPv6 nexthop with IPv4 route"
|
|
check_route "172.16.101.1" "172.16.101.1 nhid 11 via inet6 ${lladdr} dev veth1"
|
|
|
|
set -e
|
|
run_cmd "$IP nexthop add id 12 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP nexthop add id 101 group 11/12"
|
|
set +e
|
|
run_cmd "$IP ro replace 172.16.101.1/32 nhid 101"
|
|
log_test $? 0 "IPv6 nexthop with IPv4 route"
|
|
|
|
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 ro replace 172.16.101.1/32 via inet6 ${lladdr} dev veth1"
|
|
log_test $? 0 "IPv4 route with IPv6 gateway"
|
|
check_route "172.16.101.1" "172.16.101.1 via inet6 ${lladdr} dev veth1"
|
|
|
|
run_cmd "$IP ro replace 172.16.101.1/32 via inet6 2001:db8:50::1 dev veth1"
|
|
log_test $? 2 "IPv4 route with invalid IPv6 gateway"
|
|
}
|
|
|
|
ipv4_fcnal_runtime()
|
|
{
|
|
local lladdr
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv4 functional runtime"
|
|
echo "-----------------------"
|
|
|
|
run_cmd "$IP nexthop add id 21 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP ro add 172.16.101.1/32 nhid 21"
|
|
log_test $? 0 "Route add"
|
|
check_route "172.16.101.1" "172.16.101.1 nhid 21 via 172.16.1.2 dev veth1"
|
|
|
|
run_cmd "$IP ro delete 172.16.101.1/32 nhid 21"
|
|
log_test $? 0 "Route delete"
|
|
|
|
#
|
|
# scope mismatch
|
|
#
|
|
run_cmd "$IP nexthop add id 22 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP ro add 172.16.101.1/32 nhid 22 scope host"
|
|
log_test $? 2 "Route add - scope conflict with nexthop"
|
|
|
|
run_cmd "$IP nexthop replace id 22 dev veth3"
|
|
run_cmd "$IP ro add 172.16.101.1/32 nhid 22 scope host"
|
|
run_cmd "$IP nexthop replace id 22 via 172.16.2.2 dev veth3"
|
|
log_test $? 2 "Nexthop replace with invalid scope for existing route"
|
|
|
|
#
|
|
# add route with nexthop and check traffic
|
|
#
|
|
run_cmd "$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 -w1 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 -w1 172.16.101.1"
|
|
log_test $? 0 "Ping - multipath"
|
|
|
|
#
|
|
# IPv4 with blackhole nexthops
|
|
#
|
|
run_cmd "$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 -w1 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 -w1 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 -w1 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 -w1 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 -w1 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 -w1 172.16.101.1"
|
|
log_test $? 0 "Ping - group blackhole replaced with gateways"
|
|
else
|
|
log_test 2 0 "Ping - multipath failed"
|
|
fi
|
|
|
|
#
|
|
# device only and gw + dev only mix
|
|
#
|
|
run_cmd "$IP nexthop add id 85 dev veth1"
|
|
run_cmd "$IP ro replace 172.16.101.1/32 nhid 85"
|
|
log_test $? 0 "IPv4 route with device only nexthop"
|
|
check_route "172.16.101.1" "172.16.101.1 nhid 85 dev veth1"
|
|
|
|
run_cmd "$IP nexthop add id 123 group 21/85"
|
|
run_cmd "$IP ro replace 172.16.101.1/32 nhid 123"
|
|
log_test $? 0 "IPv4 multipath route with nexthop mix - dev only + gw"
|
|
check_route "172.16.101.1" "172.16.101.1 nhid 123 nexthop via 172.16.1.2 dev veth1 weight 1 nexthop dev veth1 weight 1"
|
|
|
|
#
|
|
# IPv4 with IPv6
|
|
#
|
|
set -e
|
|
lladdr=$(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 -w1 172.16.101.1"
|
|
log_test $? 0 "IPv6 nexthop with IPv4 route"
|
|
|
|
$IP neigh sh | grep -q "${lladdr} dev veth1"
|
|
if [ $? -eq 1 ]; then
|
|
echo " WARNING: Neigh entry missing for ${lladdr}"
|
|
$IP neigh sh | grep 'dev veth1'
|
|
fi
|
|
|
|
$IP neigh sh | grep -q "172.16.101.1 dev eth1"
|
|
if [ $? -eq 0 ]; then
|
|
echo " WARNING: Neigh entry exists for 172.16.101.1"
|
|
$IP neigh sh | grep 'dev veth1'
|
|
fi
|
|
|
|
set -e
|
|
run_cmd "$IP nexthop add id 25 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP nexthop add id 101 group 24/25"
|
|
set +e
|
|
run_cmd "$IP ro replace 172.16.101.1/32 nhid 101"
|
|
log_test $? 0 "IPv4 route with mixed v4-v6 multipath route"
|
|
|
|
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 -w1 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 -w1 172.16.101.1"
|
|
log_test $? 0 "IPv4 route with IPv6 gateway"
|
|
|
|
$IP neigh sh | grep -q "${lladdr} dev veth1"
|
|
if [ $? -eq 1 ]; then
|
|
echo " WARNING: Neigh entry missing for ${lladdr}"
|
|
$IP neigh sh | grep 'dev veth1'
|
|
fi
|
|
|
|
$IP neigh sh | grep -q "172.16.101.1 dev eth1"
|
|
if [ $? -eq 0 ]; then
|
|
echo " WARNING: Neigh entry exists for 172.16.101.1"
|
|
$IP neigh sh | grep 'dev veth1'
|
|
fi
|
|
|
|
#
|
|
# MPLS as an example of LWT encap
|
|
#
|
|
run_cmd "$IP nexthop add id 51 encap mpls 101 via 172.16.1.2 dev veth1"
|
|
log_test $? 0 "IPv4 route with MPLS encap"
|
|
check_nexthop "id 51" "id 51 encap mpls 101 via 172.16.1.2 dev veth1 scope link"
|
|
log_test $? 0 "IPv4 route with MPLS encap - check"
|
|
|
|
run_cmd "$IP nexthop add id 52 encap mpls 102 via inet6 2001:db8:91::2 dev veth1"
|
|
log_test $? 0 "IPv4 route with MPLS encap and v6 gateway"
|
|
check_nexthop "id 52" "id 52 encap mpls 102 via 2001:db8:91::2 dev veth1 scope link"
|
|
log_test $? 0 "IPv4 route with MPLS encap, v6 gw - check"
|
|
}
|
|
|
|
basic()
|
|
{
|
|
echo
|
|
echo "Basic functional tests"
|
|
echo "----------------------"
|
|
run_cmd "$IP nexthop ls"
|
|
log_test $? 0 "List with nothing defined"
|
|
|
|
run_cmd "$IP nexthop get id 1"
|
|
log_test $? 2 "Nexthop get on non-existent id"
|
|
|
|
# attempt to create nh without a device or gw - fails
|
|
run_cmd "$IP nexthop add id 1"
|
|
log_test $? 2 "Nexthop with no device or gateway"
|
|
|
|
# attempt to create nh with down device - fails
|
|
$IP li set veth1 down
|
|
run_cmd "$IP nexthop add id 1 dev veth1"
|
|
log_test $? 2 "Nexthop with down device"
|
|
|
|
# create nh with linkdown device - fails
|
|
$IP li set veth1 up
|
|
ip -netns peer li set veth2 down
|
|
run_cmd "$IP nexthop add id 1 dev veth1"
|
|
log_test $? 2 "Nexthop with device that is linkdown"
|
|
ip -netns peer li set veth2 up
|
|
|
|
# device only
|
|
run_cmd "$IP nexthop add id 1 dev veth1"
|
|
log_test $? 0 "Nexthop with device only"
|
|
|
|
# create nh with duplicate id
|
|
run_cmd "$IP nexthop add id 1 dev veth3"
|
|
log_test $? 2 "Nexthop with duplicate id"
|
|
|
|
# blackhole nexthop
|
|
run_cmd "$IP nexthop add id 2 blackhole"
|
|
log_test $? 0 "Blackhole nexthop"
|
|
|
|
# blackhole nexthop can not have other specs
|
|
run_cmd "$IP nexthop replace id 2 blackhole dev veth1"
|
|
log_test $? 2 "Blackhole nexthop with other attributes"
|
|
|
|
#
|
|
# groups
|
|
#
|
|
|
|
run_cmd "$IP nexthop add id 101 group 1"
|
|
log_test $? 0 "Create group"
|
|
|
|
run_cmd "$IP nexthop add id 102 group 2"
|
|
log_test $? 0 "Create group with blackhole nexthop"
|
|
|
|
# multipath group can not have a blackhole as 1 path
|
|
run_cmd "$IP nexthop add id 103 group 1/2"
|
|
log_test $? 2 "Create multipath group where 1 path is a blackhole"
|
|
|
|
# multipath group can not have a member replaced by a blackhole
|
|
run_cmd "$IP nexthop replace id 2 dev veth3"
|
|
run_cmd "$IP nexthop replace id 102 group 1/2"
|
|
run_cmd "$IP nexthop replace id 2 blackhole"
|
|
log_test $? 2 "Multipath group can not have a member replaced by blackhole"
|
|
|
|
# attempt to create group with non-existent nexthop
|
|
run_cmd "$IP nexthop add id 103 group 12"
|
|
log_test $? 2 "Create group with non-existent nexthop"
|
|
|
|
# attempt to create group with same nexthop
|
|
run_cmd "$IP nexthop add id 103 group 1/1"
|
|
log_test $? 2 "Create group with same nexthop multiple times"
|
|
|
|
# replace nexthop with a group - fails
|
|
run_cmd "$IP nexthop replace id 2 group 1"
|
|
log_test $? 2 "Replace nexthop with nexthop group"
|
|
|
|
# replace nexthop group with a nexthop - fails
|
|
run_cmd "$IP nexthop replace id 101 dev veth1"
|
|
log_test $? 2 "Replace nexthop group with nexthop"
|
|
|
|
# nexthop group with other attributes fail
|
|
run_cmd "$IP nexthop add id 104 group 1 dev veth1"
|
|
log_test $? 2 "Nexthop group and device"
|
|
|
|
# Tests to ensure that flushing works as expected.
|
|
run_cmd "$IP nexthop add id 105 blackhole proto 99"
|
|
run_cmd "$IP nexthop add id 106 blackhole proto 100"
|
|
run_cmd "$IP nexthop add id 107 blackhole proto 99"
|
|
run_cmd "$IP nexthop flush proto 99"
|
|
check_nexthop "id 105" ""
|
|
check_nexthop "id 106" "id 106 blackhole proto 100"
|
|
check_nexthop "id 107" ""
|
|
run_cmd "$IP nexthop flush proto 100"
|
|
check_nexthop "id 106" ""
|
|
|
|
run_cmd "$IP nexthop flush proto 100"
|
|
log_test $? 0 "Test proto flush"
|
|
|
|
run_cmd "$IP nexthop add id 104 group 1 blackhole"
|
|
log_test $? 2 "Nexthop group and blackhole"
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
}
|
|
|
|
################################################################################
|
|
# usage
|
|
|
|
usage()
|
|
{
|
|
cat <<EOF
|
|
usage: ${0##*/} OPTS
|
|
|
|
-t <test> Test(s) to run (default: all)
|
|
(options: $ALL_TESTS)
|
|
-4 IPv4 tests only
|
|
-6 IPv6 tests only
|
|
-p Pause on fail
|
|
-P Pause after each test before cleanup
|
|
-v verbose mode (show commands and output)
|
|
|
|
Runtime test
|
|
-n num Number of nexthops to target
|
|
-N Use new style to install routes in DUT
|
|
|
|
done
|
|
EOF
|
|
}
|
|
|
|
################################################################################
|
|
# main
|
|
|
|
while getopts :t:pP46hv o
|
|
do
|
|
case $o in
|
|
t) TESTS=$OPTARG;;
|
|
4) TESTS=${IPV4_TESTS};;
|
|
6) TESTS=${IPV6_TESTS};;
|
|
p) PAUSE_ON_FAIL=yes;;
|
|
P) PAUSE=yes;;
|
|
v) VERBOSE=$(($VERBOSE + 1));;
|
|
h) usage; exit 0;;
|
|
*) usage; exit 1;;
|
|
esac
|
|
done
|
|
|
|
# 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 $ksft_skip;
|
|
fi
|
|
|
|
if [ ! -x "$(command -v ip)" ]; then
|
|
echo "SKIP: Could not run test without ip tool"
|
|
exit $ksft_skip
|
|
fi
|
|
|
|
ip help 2>&1 | grep -q nexthop
|
|
if [ $? -ne 0 ]; then
|
|
echo "SKIP: iproute2 too old, missing nexthop command"
|
|
exit $ksft_skip
|
|
fi
|
|
|
|
out=$(ip nexthop ls 2>&1 | grep -q "Operation not supported")
|
|
if [ $? -eq 0 ]; then
|
|
echo "SKIP: kernel lacks nexthop support"
|
|
exit $ksft_skip
|
|
fi
|
|
|
|
for t in $TESTS
|
|
do
|
|
case $t in
|
|
none) IP="ip -netns peer"; setup; exit 0;;
|
|
*) setup; $t; cleanup;;
|
|
esac
|
|
done
|
|
|
|
if [ "$TESTS" != "none" ]; then
|
|
printf "\nTests passed: %3d\n" ${nsuccess}
|
|
printf "Tests failed: %3d\n" ${nfail}
|
|
fi
|
|
|
|
exit $ret
|