+++ /dev/null
-#!/bin/bash
-# SPDX-License-Identifier: GPL-2.0
-
-# This test is for checking IPv4 and IPv6 FIB behavior in response to
-# different events.
-
-ret=0
-# Kselftest framework requirement - SKIP code is 4.
-ksft_skip=4
-
-# all tests in this script. Can be overridden with -t option
-TESTS="unregister down carrier nexthop suppress ipv6_rt ipv4_rt ipv6_addr_metric ipv4_addr_metric ipv6_route_metrics ipv4_route_metrics ipv4_route_v6_gw rp_filter"
-
-VERBOSE=0
-PAUSE_ON_FAIL=no
-PAUSE=no
-IP="ip -netns ns1"
-NS_EXEC="ip netns exec ns1"
-
-which ping6 > /dev/null 2>&1 && ping6=$(which ping6) || ping6=$(which ping)
-
-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" "${msg}"
- if [ "${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
-}
-
-setup()
-{
- set -e
- ip netns add ns1
- ip netns set ns1 auto
- $IP link set dev lo up
- ip netns exec ns1 sysctl -qw net.ipv4.ip_forward=1
- ip netns exec ns1 sysctl -qw net.ipv6.conf.all.forwarding=1
-
- $IP link add dummy0 type dummy
- $IP link set dev dummy0 up
- $IP address add 198.51.100.1/24 dev dummy0
- $IP -6 address add 2001:db8:1::1/64 dev dummy0
- set +e
-
-}
-
-cleanup()
-{
- $IP link del dev dummy0 &> /dev/null
- ip netns del ns1
- ip netns del ns2 &> /dev/null
-}
-
-get_linklocal()
-{
- local dev=$1
- local addr
-
- addr=$($IP -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
-}
-
-fib_unreg_unicast_test()
-{
- echo
- echo "Single path route test"
-
- setup
-
- echo " Start point"
- $IP route get fibmatch 198.51.100.2 &> /dev/null
- log_test $? 0 "IPv4 fibmatch"
- $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
- log_test $? 0 "IPv6 fibmatch"
-
- set -e
- $IP link del dev dummy0
- set +e
-
- echo " Nexthop device deleted"
- $IP route get fibmatch 198.51.100.2 &> /dev/null
- log_test $? 2 "IPv4 fibmatch - no route"
- $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
- log_test $? 2 "IPv6 fibmatch - no route"
-
- cleanup
-}
-
-fib_unreg_multipath_test()
-{
-
- echo
- echo "Multipath route test"
-
- setup
-
- set -e
- $IP link add dummy1 type dummy
- $IP link set dev dummy1 up
- $IP address add 192.0.2.1/24 dev dummy1
- $IP -6 address add 2001:db8:2::1/64 dev dummy1
-
- $IP route add 203.0.113.0/24 \
- nexthop via 198.51.100.2 dev dummy0 \
- nexthop via 192.0.2.2 dev dummy1
- $IP -6 route add 2001:db8:3::/64 \
- nexthop via 2001:db8:1::2 dev dummy0 \
- nexthop via 2001:db8:2::2 dev dummy1
- set +e
-
- echo " Start point"
- $IP route get fibmatch 203.0.113.1 &> /dev/null
- log_test $? 0 "IPv4 fibmatch"
- $IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
- log_test $? 0 "IPv6 fibmatch"
-
- set -e
- $IP link del dev dummy0
- set +e
-
- echo " One nexthop device deleted"
- $IP route get fibmatch 203.0.113.1 &> /dev/null
- log_test $? 2 "IPv4 - multipath route removed on delete"
-
- $IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
- # In IPv6 we do not flush the entire multipath route.
- log_test $? 0 "IPv6 - multipath down to single path"
-
- set -e
- $IP link del dev dummy1
- set +e
-
- echo " Second nexthop device deleted"
- $IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
- log_test $? 2 "IPv6 - no route"
-
- cleanup
-}
-
-fib_unreg_test()
-{
- fib_unreg_unicast_test
- fib_unreg_multipath_test
-}
-
-fib_down_unicast_test()
-{
- echo
- echo "Single path, admin down"
-
- setup
-
- echo " Start point"
- $IP route get fibmatch 198.51.100.2 &> /dev/null
- log_test $? 0 "IPv4 fibmatch"
- $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
- log_test $? 0 "IPv6 fibmatch"
-
- set -e
- $IP link set dev dummy0 down
- set +e
-
- echo " Route deleted on down"
- $IP route get fibmatch 198.51.100.2 &> /dev/null
- log_test $? 2 "IPv4 fibmatch"
- $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
- log_test $? 2 "IPv6 fibmatch"
-
- cleanup
-}
-
-fib_down_multipath_test_do()
-{
- local down_dev=$1
- local up_dev=$2
-
- $IP route get fibmatch 203.0.113.1 \
- oif $down_dev &> /dev/null
- log_test $? 2 "IPv4 fibmatch on down device"
- $IP -6 route get fibmatch 2001:db8:3::1 \
- oif $down_dev &> /dev/null
- log_test $? 2 "IPv6 fibmatch on down device"
-
- $IP route get fibmatch 203.0.113.1 \
- oif $up_dev &> /dev/null
- log_test $? 0 "IPv4 fibmatch on up device"
- $IP -6 route get fibmatch 2001:db8:3::1 \
- oif $up_dev &> /dev/null
- log_test $? 0 "IPv6 fibmatch on up device"
-
- $IP route get fibmatch 203.0.113.1 | \
- grep $down_dev | grep -q "dead linkdown"
- log_test $? 0 "IPv4 flags on down device"
- $IP -6 route get fibmatch 2001:db8:3::1 | \
- grep $down_dev | grep -q "dead linkdown"
- log_test $? 0 "IPv6 flags on down device"
-
- $IP route get fibmatch 203.0.113.1 | \
- grep $up_dev | grep -q "dead linkdown"
- log_test $? 1 "IPv4 flags on up device"
- $IP -6 route get fibmatch 2001:db8:3::1 | \
- grep $up_dev | grep -q "dead linkdown"
- log_test $? 1 "IPv6 flags on up device"
-}
-
-fib_down_multipath_test()
-{
- echo
- echo "Admin down multipath"
-
- setup
-
- set -e
- $IP link add dummy1 type dummy
- $IP link set dev dummy1 up
-
- $IP address add 192.0.2.1/24 dev dummy1
- $IP -6 address add 2001:db8:2::1/64 dev dummy1
-
- $IP route add 203.0.113.0/24 \
- nexthop via 198.51.100.2 dev dummy0 \
- nexthop via 192.0.2.2 dev dummy1
- $IP -6 route add 2001:db8:3::/64 \
- nexthop via 2001:db8:1::2 dev dummy0 \
- nexthop via 2001:db8:2::2 dev dummy1
- set +e
-
- echo " Verify start point"
- $IP route get fibmatch 203.0.113.1 &> /dev/null
- log_test $? 0 "IPv4 fibmatch"
-
- $IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
- log_test $? 0 "IPv6 fibmatch"
-
- set -e
- $IP link set dev dummy0 down
- set +e
-
- echo " One device down, one up"
- fib_down_multipath_test_do "dummy0" "dummy1"
-
- set -e
- $IP link set dev dummy0 up
- $IP link set dev dummy1 down
- set +e
-
- echo " Other device down and up"
- fib_down_multipath_test_do "dummy1" "dummy0"
-
- set -e
- $IP link set dev dummy0 down
- set +e
-
- echo " Both devices down"
- $IP route get fibmatch 203.0.113.1 &> /dev/null
- log_test $? 2 "IPv4 fibmatch"
- $IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
- log_test $? 2 "IPv6 fibmatch"
-
- $IP link del dev dummy1
- cleanup
-}
-
-fib_down_test()
-{
- fib_down_unicast_test
- fib_down_multipath_test
-}
-
-# Local routes should not be affected when carrier changes.
-fib_carrier_local_test()
-{
- echo
- echo "Local carrier tests - single path"
-
- setup
-
- set -e
- $IP link set dev dummy0 carrier on
- set +e
-
- echo " Start point"
- $IP route get fibmatch 198.51.100.1 &> /dev/null
- log_test $? 0 "IPv4 fibmatch"
- $IP -6 route get fibmatch 2001:db8:1::1 &> /dev/null
- log_test $? 0 "IPv6 fibmatch"
-
- $IP route get fibmatch 198.51.100.1 | \
- grep -q "linkdown"
- log_test $? 1 "IPv4 - no linkdown flag"
- $IP -6 route get fibmatch 2001:db8:1::1 | \
- grep -q "linkdown"
- log_test $? 1 "IPv6 - no linkdown flag"
-
- set -e
- $IP link set dev dummy0 carrier off
- sleep 1
- set +e
-
- echo " Carrier off on nexthop"
- $IP route get fibmatch 198.51.100.1 &> /dev/null
- log_test $? 0 "IPv4 fibmatch"
- $IP -6 route get fibmatch 2001:db8:1::1 &> /dev/null
- log_test $? 0 "IPv6 fibmatch"
-
- $IP route get fibmatch 198.51.100.1 | \
- grep -q "linkdown"
- log_test $? 1 "IPv4 - linkdown flag set"
- $IP -6 route get fibmatch 2001:db8:1::1 | \
- grep -q "linkdown"
- log_test $? 1 "IPv6 - linkdown flag set"
-
- set -e
- $IP address add 192.0.2.1/24 dev dummy0
- $IP -6 address add 2001:db8:2::1/64 dev dummy0
- set +e
-
- echo " Route to local address with carrier down"
- $IP route get fibmatch 192.0.2.1 &> /dev/null
- log_test $? 0 "IPv4 fibmatch"
- $IP -6 route get fibmatch 2001:db8:2::1 &> /dev/null
- log_test $? 0 "IPv6 fibmatch"
-
- $IP route get fibmatch 192.0.2.1 | \
- grep -q "linkdown"
- log_test $? 1 "IPv4 linkdown flag set"
- $IP -6 route get fibmatch 2001:db8:2::1 | \
- grep -q "linkdown"
- log_test $? 1 "IPv6 linkdown flag set"
-
- cleanup
-}
-
-fib_carrier_unicast_test()
-{
- ret=0
-
- echo
- echo "Single path route carrier test"
-
- setup
-
- set -e
- $IP link set dev dummy0 carrier on
- set +e
-
- echo " Start point"
- $IP route get fibmatch 198.51.100.2 &> /dev/null
- log_test $? 0 "IPv4 fibmatch"
- $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
- log_test $? 0 "IPv6 fibmatch"
-
- $IP route get fibmatch 198.51.100.2 | \
- grep -q "linkdown"
- log_test $? 1 "IPv4 no linkdown flag"
- $IP -6 route get fibmatch 2001:db8:1::2 | \
- grep -q "linkdown"
- log_test $? 1 "IPv6 no linkdown flag"
-
- set -e
- $IP link set dev dummy0 carrier off
- sleep 1
- set +e
-
- echo " Carrier down"
- $IP route get fibmatch 198.51.100.2 &> /dev/null
- log_test $? 0 "IPv4 fibmatch"
- $IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
- log_test $? 0 "IPv6 fibmatch"
-
- $IP route get fibmatch 198.51.100.2 | \
- grep -q "linkdown"
- log_test $? 0 "IPv4 linkdown flag set"
- $IP -6 route get fibmatch 2001:db8:1::2 | \
- grep -q "linkdown"
- log_test $? 0 "IPv6 linkdown flag set"
-
- set -e
- $IP address add 192.0.2.1/24 dev dummy0
- $IP -6 address add 2001:db8:2::1/64 dev dummy0
- set +e
-
- echo " Second address added with carrier down"
- $IP route get fibmatch 192.0.2.2 &> /dev/null
- log_test $? 0 "IPv4 fibmatch"
- $IP -6 route get fibmatch 2001:db8:2::2 &> /dev/null
- log_test $? 0 "IPv6 fibmatch"
-
- $IP route get fibmatch 192.0.2.2 | \
- grep -q "linkdown"
- log_test $? 0 "IPv4 linkdown flag set"
- $IP -6 route get fibmatch 2001:db8:2::2 | \
- grep -q "linkdown"
- log_test $? 0 "IPv6 linkdown flag set"
-
- cleanup
-}
-
-fib_carrier_test()
-{
- fib_carrier_local_test
- fib_carrier_unicast_test
-}
-
-fib_rp_filter_test()
-{
- echo
- echo "IPv4 rp_filter tests"
-
- setup
-
- set -e
- ip netns add ns2
- ip netns set ns2 auto
-
- ip -netns ns2 link set dev lo up
-
- $IP link add name veth1 type veth peer name veth2
- $IP link set dev veth2 netns ns2
- $IP address add 192.0.2.1/24 dev veth1
- ip -netns ns2 address add 192.0.2.1/24 dev veth2
- $IP link set dev veth1 up
- ip -netns ns2 link set dev veth2 up
-
- $IP link set dev lo address 52:54:00:6a:c7:5e
- $IP link set dev veth1 address 52:54:00:6a:c7:5e
- ip -netns ns2 link set dev lo address 52:54:00:6a:c7:5e
- ip -netns ns2 link set dev veth2 address 52:54:00:6a:c7:5e
-
- # 1. (ns2) redirect lo's egress to veth2's egress
- ip netns exec ns2 tc qdisc add dev lo parent root handle 1: fq_codel
- ip netns exec ns2 tc filter add dev lo parent 1: protocol arp basic \
- action mirred egress redirect dev veth2
- ip netns exec ns2 tc filter add dev lo parent 1: protocol ip basic \
- action mirred egress redirect dev veth2
-
- # 2. (ns1) redirect veth1's ingress to lo's ingress
- $NS_EXEC tc qdisc add dev veth1 ingress
- $NS_EXEC tc filter add dev veth1 ingress protocol arp basic \
- action mirred ingress redirect dev lo
- $NS_EXEC tc filter add dev veth1 ingress protocol ip basic \
- action mirred ingress redirect dev lo
-
- # 3. (ns1) redirect lo's egress to veth1's egress
- $NS_EXEC tc qdisc add dev lo parent root handle 1: fq_codel
- $NS_EXEC tc filter add dev lo parent 1: protocol arp basic \
- action mirred egress redirect dev veth1
- $NS_EXEC tc filter add dev lo parent 1: protocol ip basic \
- action mirred egress redirect dev veth1
-
- # 4. (ns2) redirect veth2's ingress to lo's ingress
- ip netns exec ns2 tc qdisc add dev veth2 ingress
- ip netns exec ns2 tc filter add dev veth2 ingress protocol arp basic \
- action mirred ingress redirect dev lo
- ip netns exec ns2 tc filter add dev veth2 ingress protocol ip basic \
- action mirred ingress redirect dev lo
-
- $NS_EXEC sysctl -qw net.ipv4.conf.all.rp_filter=1
- $NS_EXEC sysctl -qw net.ipv4.conf.all.accept_local=1
- $NS_EXEC sysctl -qw net.ipv4.conf.all.route_localnet=1
- ip netns exec ns2 sysctl -qw net.ipv4.conf.all.rp_filter=1
- ip netns exec ns2 sysctl -qw net.ipv4.conf.all.accept_local=1
- ip netns exec ns2 sysctl -qw net.ipv4.conf.all.route_localnet=1
- set +e
-
- run_cmd "ip netns exec ns2 ping -w1 -c1 192.0.2.1"
- log_test $? 0 "rp_filter passes local packets"
-
- run_cmd "ip netns exec ns2 ping -w1 -c1 127.0.0.1"
- log_test $? 0 "rp_filter passes loopback packets"
-
- cleanup
-}
-
-################################################################################
-# Tests on nexthop spec
-
-# run 'ip route add' with given spec
-add_rt()
-{
- local desc="$1"
- local erc=$2
- local vrf=$3
- local pfx=$4
- local gw=$5
- local dev=$6
- local cmd out rc
-
- [ "$vrf" = "-" ] && vrf="default"
- [ -n "$gw" ] && gw="via $gw"
- [ -n "$dev" ] && dev="dev $dev"
-
- cmd="$IP route add vrf $vrf $pfx $gw $dev"
- if [ "$VERBOSE" = "1" ]; then
- printf "\n COMMAND: $cmd\n"
- fi
-
- out=$(eval $cmd 2>&1)
- rc=$?
- if [ "$VERBOSE" = "1" -a -n "$out" ]; then
- echo " $out"
- fi
- log_test $rc $erc "$desc"
-}
-
-fib4_nexthop()
-{
- echo
- echo "IPv4 nexthop tests"
-
- echo "<<< write me >>>"
-}
-
-fib6_nexthop()
-{
- local lldummy=$(get_linklocal dummy0)
- local llv1=$(get_linklocal dummy0)
-
- if [ -z "$lldummy" ]; then
- echo "Failed to get linklocal address for dummy0"
- return 1
- fi
- if [ -z "$llv1" ]; then
- echo "Failed to get linklocal address for veth1"
- return 1
- fi
-
- echo
- echo "IPv6 nexthop tests"
-
- add_rt "Directly connected nexthop, unicast address" 0 \
- - 2001:db8:101::/64 2001:db8:1::2
- add_rt "Directly connected nexthop, unicast address with device" 0 \
- - 2001:db8:102::/64 2001:db8:1::2 "dummy0"
- add_rt "Gateway is linklocal address" 0 \
- - 2001:db8:103::1/64 $llv1 "veth0"
-
- # fails because LL address requires a device
- add_rt "Gateway is linklocal address, no device" 2 \
- - 2001:db8:104::1/64 $llv1
-
- # local address can not be a gateway
- add_rt "Gateway can not be local unicast address" 2 \
- - 2001:db8:105::/64 2001:db8:1::1
- add_rt "Gateway can not be local unicast address, with device" 2 \
- - 2001:db8:106::/64 2001:db8:1::1 "dummy0"
- add_rt "Gateway can not be a local linklocal address" 2 \
- - 2001:db8:107::1/64 $lldummy "dummy0"
-
- # VRF tests
- add_rt "Gateway can be local address in a VRF" 0 \
- - 2001:db8:108::/64 2001:db8:51::2
- add_rt "Gateway can be local address in a VRF, with device" 0 \
- - 2001:db8:109::/64 2001:db8:51::2 "veth0"
- add_rt "Gateway can be local linklocal address in a VRF" 0 \
- - 2001:db8:110::1/64 $llv1 "veth0"
-
- add_rt "Redirect to VRF lookup" 0 \
- - 2001:db8:111::/64 "" "red"
-
- add_rt "VRF route, gateway can be local address in default VRF" 0 \
- red 2001:db8:112::/64 2001:db8:51::1
-
- # local address in same VRF fails
- add_rt "VRF route, gateway can not be a local address" 2 \
- red 2001:db8:113::1/64 2001:db8:2::1
- add_rt "VRF route, gateway can not be a local addr with device" 2 \
- red 2001:db8:114::1/64 2001:db8:2::1 "dummy1"
-}
-
-# Default VRF:
-# dummy0 - 198.51.100.1/24 2001:db8:1::1/64
-# veth0 - 192.0.2.1/24 2001:db8:51::1/64
-#
-# VRF red:
-# dummy1 - 192.168.2.1/24 2001:db8:2::1/64
-# veth1 - 192.0.2.2/24 2001:db8:51::2/64
-#
-# [ dummy0 veth0 ]--[ veth1 dummy1 ]
-
-fib_nexthop_test()
-{
- setup
-
- set -e
-
- $IP -4 rule add pref 32765 table local
- $IP -4 rule del pref 0
- $IP -6 rule add pref 32765 table local
- $IP -6 rule del pref 0
-
- $IP link add red type vrf table 1
- $IP link set red up
- $IP -4 route add vrf red unreachable default metric 4278198272
- $IP -6 route add vrf red unreachable default metric 4278198272
-
- $IP link add veth0 type veth peer name veth1
- $IP link set dev veth0 up
- $IP address add 192.0.2.1/24 dev veth0
- $IP -6 address add 2001:db8:51::1/64 dev veth0
-
- $IP link set dev veth1 vrf red up
- $IP address add 192.0.2.2/24 dev veth1
- $IP -6 address add 2001:db8:51::2/64 dev veth1
-
- $IP link add dummy1 type dummy
- $IP link set dev dummy1 vrf red up
- $IP address add 192.168.2.1/24 dev dummy1
- $IP -6 address add 2001:db8:2::1/64 dev dummy1
- set +e
-
- sleep 1
- fib4_nexthop
- fib6_nexthop
-
- (
- $IP link del dev dummy1
- $IP link del veth0
- $IP link del red
- ) 2>/dev/null
- cleanup
-}
-
-fib_suppress_test()
-{
- echo
- echo "FIB rule with suppress_prefixlength"
- setup
-
- $IP link add dummy1 type dummy
- $IP link set dummy1 up
- $IP -6 route add default dev dummy1
- $IP -6 rule add table main suppress_prefixlength 0
- ping -f -c 1000 -W 1 1234::1 >/dev/null 2>&1
- $IP -6 rule del table main suppress_prefixlength 0
- $IP link del dummy1
-
- # If we got here without crashing, we're good.
- log_test 0 0 "FIB rule suppress test"
-
- cleanup
-}
-
-################################################################################
-# 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
-}
-
-check_expected()
-{
- local out="$1"
- local expected="$2"
- local rc=0
-
- [ "${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
-}
-
-# 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
- local expected="$1"
- local out
- local rc=0
-
- set -- $expected
- pfx=$1
-
- out=$($IP -6 ro ls match ${pfx} | sed -e 's/ pref medium//')
- check_expected "${out}" "${expected}"
-}
-
-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 netns add ns2
- ip netns set ns2 auto
- ip -netns ns2 link set dev lo up
- ip netns exec ns2 sysctl -qw net.ipv4.ip_forward=1
- ip netns exec ns2 sysctl -qw net.ipv6.conf.all.forwarding=1
-
- $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 netns ns2 up
- $IP li set veth4 netns ns2 up
- ip -netns ns2 li add dummy1 type dummy
- ip -netns ns2 li set dummy1 up
-
- $IP -6 addr add 2001:db8:101::1/64 dev veth1 nodad
- $IP -6 addr add 2001:db8:103::1/64 dev veth3 nodad
- $IP addr add 172.16.101.1/24 dev veth1
- $IP addr add 172.16.103.1/24 dev veth3
-
- ip -netns ns2 -6 addr add 2001:db8:101::2/64 dev veth2 nodad
- ip -netns ns2 -6 addr add 2001:db8:103::2/64 dev veth4 nodad
- ip -netns ns2 -6 addr add 2001:db8:104::1/64 dev dummy1 nodad
-
- ip -netns ns2 addr add 172.16.101.2/24 dev veth2
- ip -netns ns2 addr add 172.16.103.2/24 dev veth4
- ip -netns ns2 addr add 172.16.104.1/24 dev dummy1
-
- set +e
-}
-
-# assumption is that basic add of a single path route works
-# otherwise just adding an address on an interface is broken
-ipv6_rt_add()
-{
- local rc
-
- echo
- echo "IPv6 route add / append tests"
-
- # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL
- add_route6 "2001:db8:104::/64" "via 2001:db8:101::2"
- run_cmd "$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 $? 2 "Attempt to add duplicate route - reject route"
-
- # route append with same prefix adds a new route
- # - iproute2 sets NLM_F_CREATE | NLM_F_APPEND
- add_route6 "2001:db8:104::/64" "via 2001:db8:101::2"
- run_cmd "$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"
-
- # 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 $rc 0 "Route delete with metric"
-}
-
-ipv6_rt_replace_single()
-{
- # single path with single path
- #
- add_initial_route6 "via 2001:db8:101::2"
- run_cmd "$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 $? 0 "Single path with multipath"
-
- # single path with single path using MULTIPATH attribute
- #
- add_initial_route6 "via 2001:db8:101::2"
- run_cmd "$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
- 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 $? 0 "Multipath with single path via multipath attribute"
-
- # multipath with dev-only
- add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
- run_cmd "$IP -6 ro replace 2001:db8:104::/64 dev veth1"
- check_route6 "2001:db8:104::/64 dev veth1 metric 1024"
- log_test $? 0 "Multipath with dev-only"
-
- # route replace fails - invalid nexthop 1
- add_initial_route6 "nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
- run_cmd "$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 $rc 0 "Modify metric of address"
-
- # verify prefix route removed on down
- run_cmd "ip netns exec ns1 sysctl -qw net.ipv6.conf.all.keep_addr_on_down=1"
- run_cmd "$IP li set dev dummy2 down"
- rc=$?
- if [ $rc -eq 0 ]; then
- out=$($IP -6 ro ls match 2001:db8:104::/64)
- check_expected "${out}" ""
- 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 $rc 0 "Prefix route with metric on link up"
-
- # verify peer metric added correctly
- set -e
- run_cmd "$IP -6 addr flush dev dummy2"
- run_cmd "$IP -6 addr add dev dummy2 2001:db8:104::1 peer 2001:db8:104::2 metric 260"
- set +e
-
- check_route6 "2001:db8:104::1 dev dummy2 proto kernel metric 260"
- log_test $? 0 "Set metric with peer route on local side"
- check_route6 "2001:db8:104::2 dev dummy2 proto kernel metric 260"
- log_test $? 0 "Set metric with peer route on peer side"
-
- set -e
- run_cmd "$IP -6 addr change dev dummy2 2001:db8:104::1 peer 2001:db8:104::3 metric 261"
- set +e
-
- check_route6 "2001:db8:104::1 dev dummy2 proto kernel metric 261"
- log_test $? 0 "Modify metric and peer address on local side"
- check_route6 "2001:db8:104::3 dev dummy2 proto kernel metric 261"
- log_test $? 0 "Modify metric and peer address on peer side"
-
- $IP li del dummy1
- $IP li del dummy2
- cleanup
-}
-
-ipv6_route_metrics_test()
-{
- local rc
-
- echo
- echo "IPv6 routes with metrics"
-
- route_setup
-
- #
- # single path with metrics
- #
- run_cmd "$IP -6 ro add 2001:db8:111::/64 via 2001:db8:101::2 mtu 1400"
- rc=$?
- if [ $rc -eq 0 ]; then
- check_route6 "2001:db8:111::/64 via 2001:db8:101::2 dev veth1 metric 1024 mtu 1400"
- rc=$?
- fi
- log_test $rc 0 "Single path route with mtu metric"
-
-
- #
- # multipath via separate routes with metrics
- #
- run_cmd "$IP -6 ro add 2001:db8:112::/64 via 2001:db8:101::2 mtu 1400"
- run_cmd "$IP -6 ro append 2001:db8:112::/64 via 2001:db8:103::2"
- rc=$?
- if [ $rc -eq 0 ]; then
- check_route6 "2001:db8:112::/64 metric 1024 mtu 1400 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1"
- rc=$?
- fi
- log_test $rc 0 "Multipath route via 2 single routes with mtu metric on first"
-
- # second route is coalesced to first to make a multipath route.
- # MTU of the second path is hidden from display!
- run_cmd "$IP -6 ro add 2001:db8:113::/64 via 2001:db8:101::2"
- run_cmd "$IP -6 ro append 2001:db8:113::/64 via 2001:db8:103::2 mtu 1400"
- rc=$?
- if [ $rc -eq 0 ]; then
- check_route6 "2001:db8:113::/64 metric 1024 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1"
- rc=$?
- fi
- log_test $rc 0 "Multipath route via 2 single routes with mtu metric on 2nd"
-
- run_cmd "$IP -6 ro del 2001:db8:113::/64 via 2001:db8:101::2"
- if [ $? -eq 0 ]; then
- check_route6 "2001:db8:113::/64 via 2001:db8:103::2 dev veth3 metric 1024 mtu 1400"
- log_test $? 0 " MTU of second leg"
- fi
-
- #
- # multipath with metrics
- #
- run_cmd "$IP -6 ro add 2001:db8:115::/64 mtu 1400 nexthop via 2001:db8:101::2 nexthop via 2001:db8:103::2"
- rc=$?
- if [ $rc -eq 0 ]; then
- check_route6 "2001:db8:115::/64 metric 1024 mtu 1400 nexthop via 2001:db8:101::2 dev veth1 weight 1 nexthop via 2001:db8:103::2 dev veth3 weight 1"
- rc=$?
- fi
- log_test $rc 0 "Multipath route with mtu metric"
-
- $IP -6 ro add 2001:db8:104::/64 via 2001:db8:101::2 mtu 1300
- run_cmd "ip netns exec ns1 ${ping6} -w1 -c1 -s 1500 2001:db8:104::1"
- log_test $? 0 "Using route with mtu metric"
-
- run_cmd "$IP -6 ro add 2001:db8:114::/64 via 2001:db8:101::2 congctl lock foo"
- log_test $? 2 "Invalid metric (fails metric_convert)"
-
- route_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
- local expected="$1"
- local out
-
- set -- $expected
- pfx=$1
- [ "${pfx}" = "unreachable" ] && pfx=$2
-
- out=$($IP ro ls match ${pfx})
- check_expected "${out}" "${expected}"
-}
-
-# assumption is that basic add of a single path route works
-# otherwise just adding an address on an interface is broken
-ipv4_rt_add()
-{
- local rc
-
- echo
- echo "IPv4 route add / append tests"
-
- # route add same prefix - fails with EEXISTS b/c ip adds NLM_F_EXCL
- add_route "172.16.104.0/24" "via 172.16.101.2"
- run_cmd "$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 [ $rc -eq 0 ]; then
- out=$($IP ro ls match 172.16.104.0/24)
- check_expected "${out}" ""
- 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 $rc 0 "Prefix route with metric on link up"
-
- # explicitly check for metric changes on edge scenarios
- run_cmd "$IP addr flush dev dummy2"
- run_cmd "$IP addr add dev dummy2 172.16.104.0/24 metric 259"
- run_cmd "$IP addr change dev dummy2 172.16.104.0/24 metric 260"
- rc=$?
- if [ $rc -eq 0 ]; then
- check_route "172.16.104.0/24 dev dummy2 proto kernel scope link src 172.16.104.0 metric 260"
- rc=$?
- fi
- log_test $rc 0 "Modify metric of .0/24 address"
-
- run_cmd "$IP addr flush dev dummy2"
- run_cmd "$IP addr add dev dummy2 172.16.104.1/32 peer 172.16.104.2 metric 260"
- rc=$?
- if [ $rc -eq 0 ]; then
- check_route "172.16.104.2 dev dummy2 proto kernel scope link src 172.16.104.1 metric 260"
- rc=$?
- fi
- log_test $rc 0 "Set metric of address with peer route"
-
- run_cmd "$IP addr change dev dummy2 172.16.104.1/32 peer 172.16.104.3 metric 261"
- rc=$?
- if [ $rc -eq 0 ]; then
- check_route "172.16.104.3 dev dummy2 proto kernel scope link src 172.16.104.1 metric 261"
- rc=$?
- fi
- log_test $rc 0 "Modify metric and peer address for peer route"
-
- $IP li del dummy1
- $IP li del dummy2
- cleanup
-}
-
-ipv4_route_metrics_test()
-{
- local rc
-
- echo
- echo "IPv4 route add / append tests"
-
- route_setup
-
- run_cmd "$IP ro add 172.16.111.0/24 via 172.16.101.2 mtu 1400"
- rc=$?
- if [ $rc -eq 0 ]; then
- check_route "172.16.111.0/24 via 172.16.101.2 dev veth1 mtu 1400"
- rc=$?
- fi
- log_test $rc 0 "Single path route with mtu metric"
-
-
- run_cmd "$IP ro add 172.16.112.0/24 mtu 1400 nexthop via 172.16.101.2 nexthop via 172.16.103.2"
- rc=$?
- if [ $rc -eq 0 ]; then
- check_route "172.16.112.0/24 mtu 1400 nexthop via 172.16.101.2 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1"
- rc=$?
- fi
- log_test $rc 0 "Multipath route with mtu metric"
-
- $IP ro add 172.16.104.0/24 via 172.16.101.2 mtu 1300
- run_cmd "ip netns exec ns1 ping -w1 -c1 -s 1500 172.16.104.1"
- log_test $? 0 "Using route with mtu metric"
-
- run_cmd "$IP ro add 172.16.111.0/24 via 172.16.101.2 congctl lock foo"
- log_test $? 2 "Invalid metric (fails metric_convert)"
-
- route_cleanup
-}
-
-ipv4_route_v6_gw_test()
-{
- local rc
-
- echo
- echo "IPv4 route with IPv6 gateway tests"
-
- route_setup
- sleep 2
-
- #
- # single path route
- #
- run_cmd "$IP ro add 172.16.104.0/24 via inet6 2001:db8:101::2"
- rc=$?
- log_test $rc 0 "Single path route with IPv6 gateway"
- if [ $rc -eq 0 ]; then
- check_route "172.16.104.0/24 via inet6 2001:db8:101::2 dev veth1"
- fi
-
- run_cmd "ip netns exec ns1 ping -w1 -c1 172.16.104.1"
- log_test $rc 0 "Single path route with IPv6 gateway - ping"
-
- run_cmd "$IP ro del 172.16.104.0/24 via inet6 2001:db8:101::2"
- rc=$?
- log_test $rc 0 "Single path route delete"
- if [ $rc -eq 0 ]; then
- check_route "172.16.112.0/24"
- fi
-
- #
- # multipath - v6 then v4
- #
- run_cmd "$IP ro add 172.16.104.0/24 nexthop via inet6 2001:db8:101::2 dev veth1 nexthop via 172.16.103.2 dev veth3"
- rc=$?
- log_test $rc 0 "Multipath route add - v6 nexthop then v4"
- if [ $rc -eq 0 ]; then
- check_route "172.16.104.0/24 nexthop via inet6 2001:db8:101::2 dev veth1 weight 1 nexthop via 172.16.103.2 dev veth3 weight 1"
- fi
-
- run_cmd "$IP ro del 172.16.104.0/24 nexthop via 172.16.103.2 dev veth3 nexthop via inet6 2001:db8:101::2 dev veth1"
- log_test $? 2 " Multipath route delete - nexthops in wrong order"
-
- run_cmd "$IP ro del 172.16.104.0/24 nexthop via inet6 2001:db8:101::2 dev veth1 nexthop via 172.16.103.2 dev veth3"
- log_test $? 0 " Multipath route delete exact match"
-
- #
- # multipath - v4 then v6
- #
- run_cmd "$IP ro add 172.16.104.0/24 nexthop via 172.16.103.2 dev veth3 nexthop via inet6 2001:db8:101::2 dev veth1"
- rc=$?
- log_test $rc 0 "Multipath route add - v4 nexthop then v6"
- if [ $rc -eq 0 ]; then
- check_route "172.16.104.0/24 nexthop via 172.16.103.2 dev veth3 weight 1 nexthop via inet6 2001:db8:101::2 dev veth1 weight 1"
- fi
-
- run_cmd "$IP ro del 172.16.104.0/24 nexthop via inet6 2001:db8:101::2 dev veth1 nexthop via 172.16.103.2 dev veth3"
- log_test $? 2 " Multipath route delete - nexthops in wrong order"
-
- run_cmd "$IP ro del 172.16.104.0/24 nexthop via 172.16.103.2 dev veth3 nexthop via inet6 2001:db8:101::2 dev veth1"
- log_test $? 0 " Multipath route delete exact match"
-
- route_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 $ksft_skip;
-fi
-
-if [ ! -x "$(command -v ip)" ]; then
- echo "SKIP: Could not run test without ip tool"
- exit $ksft_skip
-fi
-
-ip route help 2>&1 | grep -q fibmatch
-if [ $? -ne 0 ]; then
- echo "SKIP: iproute2 too old, missing fibmatch"
- exit $ksft_skip
-fi
-
-# start clean
-cleanup &> /dev/null
-
-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_rp_filter_test|rp_filter) fib_rp_filter_test;;
- fib_nexthop_test|nexthop) fib_nexthop_test;;
- fib_suppress_test|suppress) fib_suppress_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;;
- ipv6_route_metrics) ipv6_route_metrics_test;;
- ipv4_route_metrics) ipv4_route_metrics_test;;
- ipv4_route_v6_gw) ipv4_route_v6_gw_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
projects / kernel.git / commitdiff