mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-06 02:50:43 +00:00
![Jakub Kicinski](/assets/img/avatar_default.png)
Cross-merge networking fixes after downstream PR. No conflicts. Adjacent changes: drivers/net/ethernet/intel/igc/igc_main.c06b412589e
("igc: Add lock to safeguard global Qbv variables")d3750076d4
("igc: Add TransmissionOverrun counter") drivers/net/ethernet/microsoft/mana/mana_en.ca7dfeda6fd
("net: mana: Fix MANA VF unload when hardware is unresponsive")a9ca9f9cef
("page_pool: split types and declarations from page_pool.h")92272ec410
("eth: add missing xdp.h includes in drivers") net/mptcp/protocol.h511b90e392
("mptcp: fix disconnect vs accept race")b8dc6d6ce9
("mptcp: fix rcv buffer auto-tuning") tools/testing/selftests/net/mptcp/mptcp_join.shc8c101ae39
("selftests: mptcp: join: fix 'implicit EP' test")03668c65d1
("selftests: mptcp: join: rework detailed report") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2478 lines
72 KiB
Bash
Executable file
2478 lines
72 KiB
Bash
Executable file
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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#
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# ns: me | ns: peer | ns: remote
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# 2001:db8:91::1 | 2001:db8:91::2 |
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# 172.16.1.1 | 172.16.1.2 |
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# veth1 <---|---> veth2 |
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# | veth5 <--|--> veth6 172.16.101.1
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# veth3 <---|---> veth4 | 2001:db8:101::1
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# 172.16.2.1 | 172.16.2.2 |
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# 2001:db8:92::1 | 2001:db8:92::2 |
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#
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# This test is for checking IPv4 and IPv6 FIB behavior with nexthop
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# objects. Device reference counts and network namespace cleanup tested
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# by use of network namespace for peer.
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ret=0
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# Kselftest framework requirement - SKIP code is 4.
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ksft_skip=4
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# all tests in this script. Can be overridden with -t option
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IPV4_TESTS="
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ipv4_fcnal
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ipv4_grp_fcnal
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ipv4_res_grp_fcnal
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ipv4_withv6_fcnal
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ipv4_fcnal_runtime
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ipv4_large_grp
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ipv4_large_res_grp
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ipv4_compat_mode
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ipv4_fdb_grp_fcnal
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ipv4_mpath_select
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ipv4_torture
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ipv4_res_torture
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"
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IPV6_TESTS="
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ipv6_fcnal
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ipv6_grp_fcnal
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ipv6_res_grp_fcnal
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ipv6_fcnal_runtime
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ipv6_large_grp
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ipv6_large_res_grp
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ipv6_compat_mode
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ipv6_fdb_grp_fcnal
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ipv6_mpath_select
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ipv6_torture
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ipv6_res_torture
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"
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ALL_TESTS="
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basic
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basic_res
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${IPV4_TESTS}
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${IPV6_TESTS}
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"
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TESTS="${ALL_TESTS}"
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VERBOSE=0
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PAUSE_ON_FAIL=no
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PAUSE=no
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PING_TIMEOUT=5
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nsid=100
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################################################################################
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# utilities
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log_test()
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{
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local rc=$1
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local expected=$2
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local msg="$3"
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if [ ${rc} -eq ${expected} ]; then
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printf "TEST: %-60s [ OK ]\n" "${msg}"
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nsuccess=$((nsuccess+1))
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else
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ret=1
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nfail=$((nfail+1))
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printf "TEST: %-60s [FAIL]\n" "${msg}"
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if [ "$VERBOSE" = "1" ]; then
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echo " rc=$rc, expected $expected"
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fi
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if [ "${PAUSE_ON_FAIL}" = "yes" ]; then
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echo
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echo "hit enter to continue, 'q' to quit"
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read a
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[ "$a" = "q" ] && exit 1
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fi
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fi
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if [ "${PAUSE}" = "yes" ]; then
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echo
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echo "hit enter to continue, 'q' to quit"
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read a
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[ "$a" = "q" ] && exit 1
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fi
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[ "$VERBOSE" = "1" ] && echo
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}
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run_cmd()
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{
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local cmd="$1"
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local out
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local stderr="2>/dev/null"
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if [ "$VERBOSE" = "1" ]; then
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printf "COMMAND: $cmd\n"
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stderr=
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fi
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out=$(eval $cmd $stderr)
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rc=$?
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if [ "$VERBOSE" = "1" -a -n "$out" ]; then
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echo " $out"
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fi
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return $rc
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}
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get_linklocal()
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{
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local dev=$1
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local ns
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local addr
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[ -n "$2" ] && ns="-netns $2"
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addr=$(ip $ns -6 -br addr show dev ${dev} | \
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awk '{
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for (i = 3; i <= NF; ++i) {
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if ($i ~ /^fe80/)
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print $i
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}
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}'
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)
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addr=${addr/\/*}
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[ -z "$addr" ] && return 1
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echo $addr
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return 0
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}
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create_ns()
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{
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local n=${1}
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ip netns del ${n} 2>/dev/null
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set -e
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ip netns add ${n}
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ip netns set ${n} $((nsid++))
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ip -netns ${n} addr add 127.0.0.1/8 dev lo
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ip -netns ${n} link set lo up
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ip netns exec ${n} sysctl -qw net.ipv4.ip_forward=1
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ip netns exec ${n} sysctl -qw net.ipv4.fib_multipath_use_neigh=1
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ip netns exec ${n} sysctl -qw net.ipv4.conf.default.ignore_routes_with_linkdown=1
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ip netns exec ${n} sysctl -qw net.ipv6.conf.all.keep_addr_on_down=1
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ip netns exec ${n} sysctl -qw net.ipv6.conf.all.forwarding=1
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ip netns exec ${n} sysctl -qw net.ipv6.conf.default.forwarding=1
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ip netns exec ${n} sysctl -qw net.ipv6.conf.default.ignore_routes_with_linkdown=1
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ip netns exec ${n} sysctl -qw net.ipv6.conf.all.accept_dad=0
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ip netns exec ${n} sysctl -qw net.ipv6.conf.default.accept_dad=0
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set +e
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}
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setup()
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{
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cleanup
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create_ns me
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create_ns peer
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create_ns remote
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IP="ip -netns me"
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BRIDGE="bridge -netns me"
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set -e
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$IP li add veth1 type veth peer name veth2
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$IP li set veth1 up
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$IP addr add 172.16.1.1/24 dev veth1
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$IP -6 addr add 2001:db8:91::1/64 dev veth1 nodad
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$IP li add veth3 type veth peer name veth4
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$IP li set veth3 up
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$IP addr add 172.16.2.1/24 dev veth3
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$IP -6 addr add 2001:db8:92::1/64 dev veth3 nodad
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$IP li set veth2 netns peer up
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ip -netns peer addr add 172.16.1.2/24 dev veth2
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ip -netns peer -6 addr add 2001:db8:91::2/64 dev veth2 nodad
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$IP li set veth4 netns peer up
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ip -netns peer addr add 172.16.2.2/24 dev veth4
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ip -netns peer -6 addr add 2001:db8:92::2/64 dev veth4 nodad
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ip -netns remote li add veth5 type veth peer name veth6
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ip -netns remote li set veth5 up
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ip -netns remote addr add dev veth5 172.16.101.1/24
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ip -netns remote -6 addr add dev veth5 2001:db8:101::1/64 nodad
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ip -netns remote ro add 172.16.0.0/22 via 172.16.101.2
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ip -netns remote -6 ro add 2001:db8:90::/40 via 2001:db8:101::2
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ip -netns remote li set veth6 netns peer up
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ip -netns peer addr add dev veth6 172.16.101.2/24
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ip -netns peer -6 addr add dev veth6 2001:db8:101::2/64 nodad
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set +e
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}
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cleanup()
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{
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local ns
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for ns in me peer remote; do
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ip netns del ${ns} 2>/dev/null
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done
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}
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check_output()
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{
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local out="$1"
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local expected="$2"
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local rc=0
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[ "${out}" = "${expected}" ] && return 0
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if [ -z "${out}" ]; then
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if [ "$VERBOSE" = "1" ]; then
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printf "\nNo entry found\n"
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printf "Expected:\n"
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printf " ${expected}\n"
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fi
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return 1
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fi
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out=$(echo ${out})
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if [ "${out}" != "${expected}" ]; then
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rc=1
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if [ "${VERBOSE}" = "1" ]; then
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printf " Unexpected entry. Have:\n"
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printf " ${out}\n"
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printf " Expected:\n"
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printf " ${expected}\n\n"
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else
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echo " WARNING: Unexpected route entry"
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fi
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fi
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return $rc
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}
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check_nexthop()
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{
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local nharg="$1"
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local expected="$2"
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local out
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out=$($IP nexthop ls ${nharg} 2>/dev/null)
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check_output "${out}" "${expected}"
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}
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check_nexthop_bucket()
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{
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local nharg="$1"
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local expected="$2"
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local out
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# remove the idle time since we cannot match it
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out=$($IP nexthop bucket ${nharg} \
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| sed s/idle_time\ [0-9.]*\ // 2>/dev/null)
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check_output "${out}" "${expected}"
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}
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check_route()
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{
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local pfx="$1"
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local expected="$2"
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local out
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out=$($IP route ls match ${pfx} 2>/dev/null)
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check_output "${out}" "${expected}"
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}
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check_route6()
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{
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local pfx="$1"
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local expected="$2"
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local out
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out=$($IP -6 route ls match ${pfx} 2>/dev/null | sed -e 's/pref medium//')
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check_output "${out}" "${expected}"
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}
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check_large_grp()
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{
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local ipv=$1
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local ecmp=$2
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local grpnum=100
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local nhidstart=100
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local grpidstart=1000
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local iter=0
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local nhidstr=""
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local grpidstr=""
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local grpstr=""
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local ipstr=""
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if [ $ipv -eq 4 ]; then
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ipstr="172.16.1."
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else
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ipstr="2001:db8:91::"
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fi
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#
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# Create $grpnum groups with specified $ecmp and dump them
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#
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# create nexthops with different gateways
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iter=2
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while [ $iter -le $(($ecmp + 1)) ]
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do
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nhidstr="$(($nhidstart + $iter))"
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run_cmd "$IP nexthop add id $nhidstr via $ipstr$iter dev veth1"
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check_nexthop "id $nhidstr" "id $nhidstr via $ipstr$iter dev veth1 scope link"
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if [ $iter -le $ecmp ]; then
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grpstr+="$nhidstr/"
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else
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grpstr+="$nhidstr"
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fi
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((iter++))
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done
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# create duplicate large ecmp groups
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iter=0
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while [ $iter -le $grpnum ]
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do
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grpidstr="$(($grpidstart + $iter))"
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run_cmd "$IP nexthop add id $grpidstr group $grpstr"
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check_nexthop "id $grpidstr" "id $grpidstr group $grpstr"
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((iter++))
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done
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# dump large groups
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run_cmd "$IP nexthop list"
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log_test $? 0 "Dump large (x$ecmp) ecmp groups"
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}
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check_large_res_grp()
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{
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local ipv=$1
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local buckets=$2
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local ipstr=""
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if [ $ipv -eq 4 ]; then
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ipstr="172.16.1.2"
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else
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ipstr="2001:db8:91::2"
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fi
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# create a resilient group with $buckets buckets and dump them
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run_cmd "$IP nexthop add id 100 via $ipstr dev veth1"
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run_cmd "$IP nexthop add id 1000 group 100 type resilient buckets $buckets"
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run_cmd "$IP nexthop bucket list"
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log_test $? 0 "Dump large (x$buckets) nexthop buckets"
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}
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get_route_dev()
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{
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local pfx="$1"
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local out
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if out=$($IP -j route get "$pfx" | jq -re ".[0].dev"); then
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echo "$out"
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fi
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}
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check_route_dev()
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{
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local pfx="$1"
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local expected="$2"
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local out
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out=$(get_route_dev "$pfx")
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check_output "$out" "$expected"
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}
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start_ip_monitor()
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{
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local mtype=$1
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# start the monitor in the background
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tmpfile=`mktemp /var/run/nexthoptestXXX`
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mpid=`($IP monitor $mtype > $tmpfile & echo $!) 2>/dev/null`
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sleep 0.2
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echo "$mpid $tmpfile"
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}
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stop_ip_monitor()
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{
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local mpid=$1
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local tmpfile=$2
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local el=$3
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# check the monitor results
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kill $mpid
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lines=`wc -l $tmpfile | cut "-d " -f1`
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test $lines -eq $el
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rc=$?
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rm -rf $tmpfile
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return $rc
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}
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check_nexthop_fdb_support()
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{
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$IP nexthop help 2>&1 | grep -q fdb
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if [ $? -ne 0 ]; then
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echo "SKIP: iproute2 too old, missing fdb nexthop support"
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return $ksft_skip
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fi
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}
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check_nexthop_res_support()
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{
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$IP nexthop help 2>&1 | grep -q resilient
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if [ $? -ne 0 ]; then
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echo "SKIP: iproute2 too old, missing resilient nexthop group support"
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return $ksft_skip
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fi
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}
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ipv6_fdb_grp_fcnal()
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{
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local rc
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echo
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echo "IPv6 fdb groups functional"
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echo "--------------------------"
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check_nexthop_fdb_support
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if [ $? -eq $ksft_skip ]; then
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return $ksft_skip
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fi
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# create group with multiple nexthops
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run_cmd "$IP nexthop add id 61 via 2001:db8:91::2 fdb"
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run_cmd "$IP nexthop add id 62 via 2001:db8:91::3 fdb"
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run_cmd "$IP nexthop add id 102 group 61/62 fdb"
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check_nexthop "id 102" "id 102 group 61/62 fdb"
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log_test $? 0 "Fdb Nexthop group with multiple nexthops"
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## get nexthop group
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run_cmd "$IP nexthop get id 102"
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check_nexthop "id 102" "id 102 group 61/62 fdb"
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log_test $? 0 "Get Fdb nexthop group by id"
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# fdb nexthop group can only contain fdb nexthops
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run_cmd "$IP nexthop add id 63 via 2001:db8:91::4"
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run_cmd "$IP nexthop add id 64 via 2001:db8:91::5"
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run_cmd "$IP nexthop add id 103 group 63/64 fdb"
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log_test $? 2 "Fdb Nexthop group with non-fdb nexthops"
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# Non fdb nexthop group can not contain fdb nexthops
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run_cmd "$IP nexthop add id 65 via 2001:db8:91::5 fdb"
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run_cmd "$IP nexthop add id 66 via 2001:db8:91::6 fdb"
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run_cmd "$IP nexthop add id 104 group 65/66"
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log_test $? 2 "Non-Fdb Nexthop group with fdb nexthops"
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# fdb nexthop cannot have blackhole
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run_cmd "$IP nexthop add id 67 blackhole fdb"
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log_test $? 2 "Fdb Nexthop with blackhole"
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# fdb nexthop with oif
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run_cmd "$IP nexthop add id 68 via 2001:db8:91::7 dev veth1 fdb"
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log_test $? 2 "Fdb Nexthop with oif"
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# fdb nexthop with onlink
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run_cmd "$IP nexthop add id 68 via 2001:db8:91::7 onlink fdb"
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log_test $? 2 "Fdb Nexthop with onlink"
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# fdb nexthop with encap
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run_cmd "$IP nexthop add id 69 encap mpls 101 via 2001:db8:91::8 dev veth1 fdb"
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log_test $? 2 "Fdb Nexthop with encap"
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run_cmd "$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"
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run_cmd "$BRIDGE fdb add 02:02:00:00:00:13 dev vx10 nhid 102 self"
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log_test $? 0 "Fdb mac add with nexthop group"
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## fdb nexthops can only reference nexthop groups and not nexthops
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run_cmd "$BRIDGE fdb add 02:02:00:00:00:14 dev vx10 nhid 61 self"
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log_test $? 255 "Fdb mac add with nexthop"
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run_cmd "$IP -6 ro add 2001:db8:101::1/128 nhid 66"
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log_test $? 2 "Route add with fdb nexthop"
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run_cmd "$IP -6 ro add 2001:db8:101::1/128 nhid 103"
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log_test $? 2 "Route add with fdb nexthop group"
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run_cmd "$IP nexthop del id 61"
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run_cmd "$BRIDGE fdb get to 02:02:00:00:00:13 dev vx10 self"
|
|
log_test $? 0 "Fdb entry after deleting a single nexthop"
|
|
|
|
run_cmd "$IP nexthop del id 102"
|
|
log_test $? 0 "Fdb nexthop delete"
|
|
|
|
run_cmd "$BRIDGE fdb get to 02:02:00:00:00:13 dev vx10 self"
|
|
log_test $? 254 "Fdb entry after deleting a nexthop group"
|
|
|
|
$IP link del dev vx10
|
|
}
|
|
|
|
ipv4_fdb_grp_fcnal()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv4 fdb groups functional"
|
|
echo "--------------------------"
|
|
|
|
check_nexthop_fdb_support
|
|
if [ $? -eq $ksft_skip ]; then
|
|
return $ksft_skip
|
|
fi
|
|
|
|
# create group with multiple nexthops
|
|
run_cmd "$IP nexthop add id 12 via 172.16.1.2 fdb"
|
|
run_cmd "$IP nexthop add id 13 via 172.16.1.3 fdb"
|
|
run_cmd "$IP nexthop add id 102 group 12/13 fdb"
|
|
check_nexthop "id 102" "id 102 group 12/13 fdb"
|
|
log_test $? 0 "Fdb Nexthop group with multiple nexthops"
|
|
|
|
# get nexthop group
|
|
run_cmd "$IP nexthop get id 102"
|
|
check_nexthop "id 102" "id 102 group 12/13 fdb"
|
|
log_test $? 0 "Get Fdb nexthop group by id"
|
|
|
|
# fdb nexthop group can only contain fdb nexthops
|
|
run_cmd "$IP nexthop add id 14 via 172.16.1.2"
|
|
run_cmd "$IP nexthop add id 15 via 172.16.1.3"
|
|
run_cmd "$IP nexthop add id 103 group 14/15 fdb"
|
|
log_test $? 2 "Fdb Nexthop group with non-fdb nexthops"
|
|
|
|
# Non fdb nexthop group can not contain fdb nexthops
|
|
run_cmd "$IP nexthop add id 16 via 172.16.1.2 fdb"
|
|
run_cmd "$IP nexthop add id 17 via 172.16.1.3 fdb"
|
|
run_cmd "$IP nexthop add id 104 group 14/15"
|
|
log_test $? 2 "Non-Fdb Nexthop group with fdb nexthops"
|
|
|
|
# fdb nexthop cannot have blackhole
|
|
run_cmd "$IP nexthop add id 18 blackhole fdb"
|
|
log_test $? 2 "Fdb Nexthop with blackhole"
|
|
|
|
# fdb nexthop with oif
|
|
run_cmd "$IP nexthop add id 16 via 172.16.1.2 dev veth1 fdb"
|
|
log_test $? 2 "Fdb Nexthop with oif"
|
|
|
|
# fdb nexthop with onlink
|
|
run_cmd "$IP nexthop add id 16 via 172.16.1.2 onlink fdb"
|
|
log_test $? 2 "Fdb Nexthop with onlink"
|
|
|
|
# fdb nexthop with encap
|
|
run_cmd "$IP nexthop add id 17 encap mpls 101 via 172.16.1.2 dev veth1 fdb"
|
|
log_test $? 2 "Fdb Nexthop with encap"
|
|
|
|
run_cmd "$IP link add name vx10 type vxlan id 1010 local 10.0.0.1 remote 10.0.0.2 dstport 4789 nolearning noudpcsum tos inherit ttl 100"
|
|
run_cmd "$BRIDGE fdb add 02:02:00:00:00:13 dev vx10 nhid 102 self"
|
|
log_test $? 0 "Fdb mac add with nexthop group"
|
|
|
|
# fdb nexthops can only reference nexthop groups and not nexthops
|
|
run_cmd "$BRIDGE fdb add 02:02:00:00:00:14 dev vx10 nhid 12 self"
|
|
log_test $? 255 "Fdb mac add with nexthop"
|
|
|
|
run_cmd "$IP ro add 172.16.0.0/22 nhid 15"
|
|
log_test $? 2 "Route add with fdb nexthop"
|
|
|
|
run_cmd "$IP ro add 172.16.0.0/22 nhid 103"
|
|
log_test $? 2 "Route add with fdb nexthop group"
|
|
|
|
run_cmd "$IP nexthop del id 12"
|
|
run_cmd "$BRIDGE fdb get to 02:02:00:00:00:13 dev vx10 self"
|
|
log_test $? 0 "Fdb entry after deleting a single nexthop"
|
|
|
|
run_cmd "$IP nexthop del id 102"
|
|
log_test $? 0 "Fdb nexthop delete"
|
|
|
|
run_cmd "$BRIDGE fdb get to 02:02:00:00:00:13 dev vx10 self"
|
|
log_test $? 254 "Fdb entry after deleting a nexthop group"
|
|
|
|
$IP link del dev vx10
|
|
}
|
|
|
|
ipv4_mpath_select()
|
|
{
|
|
local rc dev match h addr
|
|
|
|
echo
|
|
echo "IPv4 multipath selection"
|
|
echo "------------------------"
|
|
if [ ! -x "$(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 $rc 0 "Multipath selection with no valid neighbor"
|
|
}
|
|
|
|
################################################################################
|
|
# basic operations (add, delete, replace) on nexthops and nexthop groups
|
|
#
|
|
# IPv6
|
|
|
|
ipv6_fcnal()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv6"
|
|
echo "----------------------"
|
|
|
|
run_cmd "$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 $? 0 "Nexthops removed on admin down"
|
|
}
|
|
|
|
ipv6_grp_refs()
|
|
{
|
|
if [ ! -x "$(command -v mausezahn)" ]; then
|
|
echo "SKIP: Could not run test; need mausezahn tool"
|
|
return
|
|
fi
|
|
|
|
run_cmd "$IP link set dev veth1 up"
|
|
run_cmd "$IP link add veth1.10 link veth1 up type vlan id 10"
|
|
run_cmd "$IP link add veth1.20 link veth1 up type vlan id 20"
|
|
run_cmd "$IP -6 addr add 2001:db8:91::1/64 dev veth1.10"
|
|
run_cmd "$IP -6 addr add 2001:db8:92::1/64 dev veth1.20"
|
|
run_cmd "$IP -6 neigh add 2001:db8:91::2 lladdr 00:11:22:33:44:55 dev veth1.10"
|
|
run_cmd "$IP -6 neigh add 2001:db8:92::2 lladdr 00:11:22:33:44:55 dev veth1.20"
|
|
run_cmd "$IP nexthop add id 100 via 2001:db8:91::2 dev veth1.10"
|
|
run_cmd "$IP nexthop add id 101 via 2001:db8:92::2 dev veth1.20"
|
|
run_cmd "$IP nexthop add id 102 group 100"
|
|
run_cmd "$IP route add 2001:db8:101::1/128 nhid 102"
|
|
|
|
# create per-cpu dsts through nh 100
|
|
run_cmd "ip netns exec me mausezahn -6 veth1.10 -B 2001:db8:101::1 -A 2001:db8:91::1 -c 5 -t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1"
|
|
|
|
# remove nh 100 from the group to delete the route potentially leaving
|
|
# a stale per-cpu dst which holds a reference to the nexthop's net
|
|
# device and to the IPv6 route
|
|
run_cmd "$IP nexthop replace id 102 group 101"
|
|
run_cmd "$IP route del 2001:db8:101::1/128"
|
|
|
|
# add both nexthops to the group so a reference is taken on them
|
|
run_cmd "$IP nexthop replace id 102 group 100/101"
|
|
|
|
# if the bug described in commit "net: nexthop: release IPv6 per-cpu
|
|
# dsts when replacing a nexthop group" exists at this point we have
|
|
# an unlinked IPv6 route (but not freed due to stale dst) with a
|
|
# reference over the group so we delete the group which will again
|
|
# only unlink it due to the route reference
|
|
run_cmd "$IP nexthop del id 102"
|
|
|
|
# delete the nexthop with stale dst, since we have an unlinked
|
|
# group with a ref to it and an unlinked IPv6 route with ref to the
|
|
# group, the nh will only be unlinked and not freed so the stale dst
|
|
# remains forever and we get a net device refcount imbalance
|
|
run_cmd "$IP nexthop del id 100"
|
|
|
|
# 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
|
|
|
|
# we can't cleanup if the command is hung trying to delete the netdev
|
|
if [ $? -eq 137 ]; then
|
|
return 1
|
|
fi
|
|
|
|
# cleanup
|
|
run_cmd "$IP link del veth1.20"
|
|
run_cmd "$IP nexthop flush"
|
|
|
|
return 0
|
|
}
|
|
|
|
ipv6_grp_fcnal()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv6 groups functional"
|
|
echo "----------------------"
|
|
|
|
# basic functionality: create a nexthop group, default weight
|
|
run_cmd "$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_grp_refs
|
|
log_test $? 0 "Nexthop group replace refcounts"
|
|
}
|
|
|
|
ipv6_res_grp_fcnal()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv6 resilient groups functional"
|
|
echo "--------------------------------"
|
|
|
|
check_nexthop_res_support
|
|
if [ $? -eq $ksft_skip ]; then
|
|
return $ksft_skip
|
|
fi
|
|
|
|
#
|
|
# migration of nexthop buckets - equal weights
|
|
#
|
|
run_cmd "$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 102 group 62/63 type resilient buckets 2 idle_timer 0"
|
|
|
|
run_cmd "$IP nexthop del id 63"
|
|
check_nexthop "id 102" \
|
|
"id 102 group 62 type resilient buckets 2 idle_timer 0 unbalanced_timer 0 unbalanced_time 0"
|
|
log_test $? 0 "Nexthop group updated when entry is deleted"
|
|
check_nexthop_bucket "list id 102" \
|
|
"id 102 index 0 nhid 62 id 102 index 1 nhid 62"
|
|
log_test $? 0 "Nexthop buckets updated when entry is deleted"
|
|
|
|
run_cmd "$IP nexthop add id 63 via 2001:db8:91::3 dev veth1"
|
|
run_cmd "$IP nexthop replace id 102 group 62/63 type resilient buckets 2 idle_timer 0"
|
|
check_nexthop "id 102" \
|
|
"id 102 group 62/63 type resilient buckets 2 idle_timer 0 unbalanced_timer 0 unbalanced_time 0"
|
|
log_test $? 0 "Nexthop group updated after replace"
|
|
check_nexthop_bucket "list id 102" \
|
|
"id 102 index 0 nhid 63 id 102 index 1 nhid 62"
|
|
log_test $? 0 "Nexthop buckets updated after replace"
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
|
|
#
|
|
# migration of nexthop buckets - unequal weights
|
|
#
|
|
run_cmd "$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 102 group 62,3/63,1 type resilient buckets 4 idle_timer 0"
|
|
|
|
run_cmd "$IP nexthop del id 63"
|
|
check_nexthop "id 102" \
|
|
"id 102 group 62,3 type resilient buckets 4 idle_timer 0 unbalanced_timer 0 unbalanced_time 0"
|
|
log_test $? 0 "Nexthop group updated when entry is deleted - nECMP"
|
|
check_nexthop_bucket "list id 102" \
|
|
"id 102 index 0 nhid 62 id 102 index 1 nhid 62 id 102 index 2 nhid 62 id 102 index 3 nhid 62"
|
|
log_test $? 0 "Nexthop buckets updated when entry is deleted - nECMP"
|
|
|
|
run_cmd "$IP nexthop add id 63 via 2001:db8:91::3 dev veth1"
|
|
run_cmd "$IP nexthop replace id 102 group 62,3/63,1 type resilient buckets 4 idle_timer 0"
|
|
check_nexthop "id 102" \
|
|
"id 102 group 62,3/63 type resilient buckets 4 idle_timer 0 unbalanced_timer 0 unbalanced_time 0"
|
|
log_test $? 0 "Nexthop group updated after replace - nECMP"
|
|
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 $? 0 "Nexthop buckets updated after replace - nECMP"
|
|
}
|
|
|
|
ipv6_fcnal_runtime()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv6 functional runtime"
|
|
echo "-----------------------"
|
|
|
|
#
|
|
# IPv6 - the basics
|
|
#
|
|
run_cmd "$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 -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"
|
|
log_test $? 0 "Ping - multipath"
|
|
|
|
#
|
|
# IPv6 with blackhole nexthops
|
|
#
|
|
run_cmd "$IP -6 nexthop add id 83 blackhole"
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 83"
|
|
run_cmd "ip netns exec me ping -c1 -w$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"
|
|
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"
|
|
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"
|
|
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"
|
|
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"
|
|
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 $? 0 "IPv6 route with device only nexthop"
|
|
check_route6 "2001:db8:101::1" "2001:db8:101::1 nhid 85 dev veth1 metric 1024"
|
|
|
|
run_cmd "$IP nexthop add id 123 group 81/85"
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 123"
|
|
log_test $? 0 "IPv6 multipath route with nexthop mix - dev only + gw"
|
|
check_route6 "2001:db8:101::1" "2001:db8:101::1 nhid 123 metric 1024 nexthop via 2001:db8:91::2 dev veth1 weight 1 nexthop dev veth1 weight 1"
|
|
|
|
#
|
|
# IPv6 route with v4 nexthop - not allowed
|
|
#
|
|
run_cmd "$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 $? 2 "Nexthop replace of group entry - v6 route, v4 nexthop"
|
|
|
|
run_cmd "$IP nexthop add id 86 via 2001:db8:92::2 dev veth3"
|
|
run_cmd "$IP nexthop add id 87 via 172.16.1.1 dev veth1"
|
|
run_cmd "$IP nexthop add id 88 via 172.16.1.1 dev veth1"
|
|
run_cmd "$IP nexthop add id 124 group 86/87/88"
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 124"
|
|
log_test $? 2 "IPv6 route can not have a group with v4 and v6 gateways"
|
|
|
|
run_cmd "$IP nexthop del id 88"
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 124"
|
|
log_test $? 2 "IPv6 route can not have a group with v4 and v6 gateways"
|
|
|
|
run_cmd "$IP nexthop del id 87"
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 124"
|
|
log_test $? 0 "IPv6 route using a group after removing v4 gateways"
|
|
|
|
run_cmd "$IP ro delete 2001:db8:101::1/128"
|
|
run_cmd "$IP nexthop add id 87 via 172.16.1.1 dev veth1"
|
|
run_cmd "$IP nexthop add id 88 via 172.16.1.1 dev veth1"
|
|
run_cmd "$IP nexthop replace id 124 group 86/87/88"
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 124"
|
|
log_test $? 2 "IPv6 route can not have a group with v4 and v6 gateways"
|
|
|
|
run_cmd "$IP nexthop replace id 88 via 2001:db8:92::2 dev veth3"
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 124"
|
|
log_test $? 2 "IPv6 route can not have a group with v4 and v6 gateways"
|
|
|
|
run_cmd "$IP nexthop replace id 87 via 2001:db8:92::2 dev veth3"
|
|
run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 124"
|
|
log_test $? 0 "IPv6 route using a group after replacing v4 gateways"
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
|
|
#
|
|
# weird IPv6 cases
|
|
#
|
|
run_cmd "$IP nexthop add id 86 via 2001:db8:91::2 dev veth1"
|
|
run_cmd "$IP ro add 2001:db8:101::1/128 nhid 81"
|
|
|
|
# route can not use prefsrc with nexthops
|
|
run_cmd "$IP ro add 2001:db8:101::2/128 nhid 86 from 2001:db8:91::1"
|
|
log_test $? 2 "IPv6 route can not use src routing with external nexthop"
|
|
|
|
# check cleanup path on invalid metric
|
|
run_cmd "$IP ro add 2001:db8:101::2/128 nhid 86 congctl lock foo"
|
|
log_test $? 2 "IPv6 route with invalid metric"
|
|
|
|
# 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 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"
|
|
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"
|
|
log_test $? 0 "Nexthop with multipath default route and rpfilter"
|
|
|
|
# TO-DO:
|
|
# existing route with old nexthop; append route with new nexthop
|
|
# existing route with old nexthop; replace route with new
|
|
# existing route with new nexthop; replace route with old
|
|
# route with src address and using nexthop - not allowed
|
|
}
|
|
|
|
ipv6_large_grp()
|
|
{
|
|
local ecmp=32
|
|
|
|
echo
|
|
echo "IPv6 large groups (x$ecmp)"
|
|
echo "---------------------"
|
|
|
|
check_large_grp 6 $ecmp
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
}
|
|
|
|
ipv6_large_res_grp()
|
|
{
|
|
echo
|
|
echo "IPv6 large resilient group (128k buckets)"
|
|
echo "-----------------------------------------"
|
|
|
|
check_nexthop_res_support
|
|
if [ $? -eq $ksft_skip ]; then
|
|
return $ksft_skip
|
|
fi
|
|
|
|
check_large_res_grp 6 $((128 * 1024))
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
}
|
|
|
|
ipv6_del_add_loop1()
|
|
{
|
|
while :; do
|
|
$IP nexthop del id 100
|
|
$IP nexthop add id 100 via 2001:db8:91::2 dev veth1
|
|
done >/dev/null 2>&1
|
|
}
|
|
|
|
ipv6_grp_replace_loop()
|
|
{
|
|
while :; do
|
|
$IP nexthop replace id 102 group 100/101
|
|
done >/dev/null 2>&1
|
|
}
|
|
|
|
ipv6_torture()
|
|
{
|
|
local pid1
|
|
local pid2
|
|
local pid3
|
|
local pid4
|
|
local pid5
|
|
|
|
echo
|
|
echo "IPv6 runtime torture"
|
|
echo "--------------------"
|
|
if [ ! -x "$(command -v mausezahn)" ]; then
|
|
echo "SKIP: Could not run test; need mausezahn tool"
|
|
return
|
|
fi
|
|
|
|
run_cmd "$IP nexthop add id 100 via 2001:db8:91::2 dev veth1"
|
|
run_cmd "$IP nexthop add id 101 via 2001:db8:92::2 dev veth3"
|
|
run_cmd "$IP nexthop add id 102 group 100/101"
|
|
run_cmd "$IP route add 2001:db8:101::1 nhid 102"
|
|
run_cmd "$IP route add 2001:db8:101::2 nhid 102"
|
|
|
|
ipv6_del_add_loop1 &
|
|
pid1=$!
|
|
ipv6_grp_replace_loop &
|
|
pid2=$!
|
|
ip netns exec me ping -f 2001:db8:101::1 >/dev/null 2>&1 &
|
|
pid3=$!
|
|
ip netns exec me ping -f 2001:db8:101::2 >/dev/null 2>&1 &
|
|
pid4=$!
|
|
ip netns exec me mausezahn -6 veth1 -B 2001:db8:101::2 -A 2001:db8:91::1 -c 0 -t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
|
|
pid5=$!
|
|
|
|
sleep 300
|
|
kill -9 $pid1 $pid2 $pid3 $pid4 $pid5
|
|
wait $pid1 $pid2 $pid3 $pid4 $pid5 2>/dev/null
|
|
|
|
# if we did not crash, success
|
|
log_test 0 0 "IPv6 torture test"
|
|
}
|
|
|
|
ipv6_res_grp_replace_loop()
|
|
{
|
|
while :; do
|
|
$IP nexthop replace id 102 group 100/101 type resilient
|
|
done >/dev/null 2>&1
|
|
}
|
|
|
|
ipv6_res_torture()
|
|
{
|
|
local pid1
|
|
local pid2
|
|
local pid3
|
|
local pid4
|
|
local pid5
|
|
|
|
echo
|
|
echo "IPv6 runtime resilient nexthop group torture"
|
|
echo "--------------------------------------------"
|
|
|
|
check_nexthop_res_support
|
|
if [ $? -eq $ksft_skip ]; then
|
|
return $ksft_skip
|
|
fi
|
|
|
|
if [ ! -x "$(command -v mausezahn)" ]; then
|
|
echo "SKIP: Could not run test; need mausezahn tool"
|
|
return
|
|
fi
|
|
|
|
run_cmd "$IP nexthop add id 100 via 2001:db8:91::2 dev veth1"
|
|
run_cmd "$IP nexthop add id 101 via 2001:db8:92::2 dev veth3"
|
|
run_cmd "$IP nexthop add id 102 group 100/101 type resilient buckets 512 idle_timer 0"
|
|
run_cmd "$IP route add 2001:db8:101::1 nhid 102"
|
|
run_cmd "$IP route add 2001:db8:101::2 nhid 102"
|
|
|
|
ipv6_del_add_loop1 &
|
|
pid1=$!
|
|
ipv6_res_grp_replace_loop &
|
|
pid2=$!
|
|
ip netns exec me ping -f 2001:db8:101::1 >/dev/null 2>&1 &
|
|
pid3=$!
|
|
ip netns exec me ping -f 2001:db8:101::2 >/dev/null 2>&1 &
|
|
pid4=$!
|
|
ip netns exec me mausezahn -6 veth1 \
|
|
-B 2001:db8:101::2 -A 2001:db8:91::1 -c 0 \
|
|
-t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
|
|
pid5=$!
|
|
|
|
sleep 300
|
|
kill -9 $pid1 $pid2 $pid3 $pid4 $pid5
|
|
wait $pid1 $pid2 $pid3 $pid4 $pid5 2>/dev/null
|
|
|
|
# if we did not crash, success
|
|
log_test 0 0 "IPv6 resilient nexthop group torture test"
|
|
}
|
|
|
|
ipv4_fcnal()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv4 functional"
|
|
echo "----------------------"
|
|
|
|
#
|
|
# basic IPv4 ops - add, get, delete
|
|
#
|
|
run_cmd "$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 $? 0 "Nexthops removed on admin down"
|
|
|
|
# nexthop route delete warning: route add with nhid and delete
|
|
# using device
|
|
run_cmd "$IP li set dev veth1 up"
|
|
run_cmd "$IP nexthop add id 12 via 172.16.1.3 dev veth1"
|
|
out1=`dmesg | grep "WARNING:.*fib_nh_match.*" | wc -l`
|
|
run_cmd "$IP route add 172.16.101.1/32 nhid 12"
|
|
run_cmd "$IP route delete 172.16.101.1/32 dev veth1"
|
|
out2=`dmesg | grep "WARNING:.*fib_nh_match.*" | wc -l`
|
|
[ $out1 -eq $out2 ]
|
|
rc=$?
|
|
log_test $rc 0 "Delete nexthop route warning"
|
|
run_cmd "$IP route delete 172.16.101.1/32 nhid 12"
|
|
run_cmd "$IP nexthop del id 12"
|
|
|
|
run_cmd "$IP nexthop add id 21 via 172.16.1.6 dev veth1"
|
|
run_cmd "$IP ro add 172.16.101.0/24 nhid 21"
|
|
run_cmd "$IP ro del 172.16.101.0/24 nexthop via 172.16.1.7 dev veth1 nexthop via 172.16.1.8 dev veth1"
|
|
log_test $? 2 "Delete multipath route with only nh id based entry"
|
|
|
|
run_cmd "$IP nexthop add id 22 via 172.16.1.6 dev veth1"
|
|
run_cmd "$IP ro add 172.16.102.0/24 nhid 22"
|
|
run_cmd "$IP ro del 172.16.102.0/24 dev veth1"
|
|
log_test $? 2 "Delete route when specifying only nexthop device"
|
|
|
|
run_cmd "$IP ro del 172.16.102.0/24 via 172.16.1.6"
|
|
log_test $? 2 "Delete route when specifying only gateway"
|
|
|
|
run_cmd "$IP ro del 172.16.102.0/24"
|
|
log_test $? 0 "Delete route when not specifying nexthop attributes"
|
|
}
|
|
|
|
ipv4_grp_fcnal()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv4 groups functional"
|
|
echo "----------------------"
|
|
|
|
# basic functionality: create a nexthop group, default weight
|
|
run_cmd "$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_res_grp_fcnal()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv4 resilient groups functional"
|
|
echo "--------------------------------"
|
|
|
|
check_nexthop_res_support
|
|
if [ $? -eq $ksft_skip ]; then
|
|
return $ksft_skip
|
|
fi
|
|
|
|
#
|
|
# migration of nexthop buckets - equal weights
|
|
#
|
|
run_cmd "$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 102 group 12/13 type resilient buckets 2 idle_timer 0"
|
|
|
|
run_cmd "$IP nexthop del id 13"
|
|
check_nexthop "id 102" \
|
|
"id 102 group 12 type resilient buckets 2 idle_timer 0 unbalanced_timer 0 unbalanced_time 0"
|
|
log_test $? 0 "Nexthop group updated when entry is deleted"
|
|
check_nexthop_bucket "list id 102" \
|
|
"id 102 index 0 nhid 12 id 102 index 1 nhid 12"
|
|
log_test $? 0 "Nexthop buckets updated when entry is deleted"
|
|
|
|
run_cmd "$IP nexthop add id 13 via 172.16.1.3 dev veth1"
|
|
run_cmd "$IP nexthop replace id 102 group 12/13 type resilient buckets 2 idle_timer 0"
|
|
check_nexthop "id 102" \
|
|
"id 102 group 12/13 type resilient buckets 2 idle_timer 0 unbalanced_timer 0 unbalanced_time 0"
|
|
log_test $? 0 "Nexthop group updated after replace"
|
|
check_nexthop_bucket "list id 102" \
|
|
"id 102 index 0 nhid 13 id 102 index 1 nhid 12"
|
|
log_test $? 0 "Nexthop buckets updated after replace"
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
|
|
#
|
|
# migration of nexthop buckets - unequal weights
|
|
#
|
|
run_cmd "$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 102 group 12,3/13,1 type resilient buckets 4 idle_timer 0"
|
|
|
|
run_cmd "$IP nexthop del id 13"
|
|
check_nexthop "id 102" \
|
|
"id 102 group 12,3 type resilient buckets 4 idle_timer 0 unbalanced_timer 0 unbalanced_time 0"
|
|
log_test $? 0 "Nexthop group updated when entry is deleted - nECMP"
|
|
check_nexthop_bucket "list id 102" \
|
|
"id 102 index 0 nhid 12 id 102 index 1 nhid 12 id 102 index 2 nhid 12 id 102 index 3 nhid 12"
|
|
log_test $? 0 "Nexthop buckets updated when entry is deleted - nECMP"
|
|
|
|
run_cmd "$IP nexthop add id 13 via 172.16.1.3 dev veth1"
|
|
run_cmd "$IP nexthop replace id 102 group 12,3/13,1 type resilient buckets 4 idle_timer 0"
|
|
check_nexthop "id 102" \
|
|
"id 102 group 12,3/13 type resilient buckets 4 idle_timer 0 unbalanced_timer 0 unbalanced_time 0"
|
|
log_test $? 0 "Nexthop group updated after replace - nECMP"
|
|
check_nexthop_bucket "list id 102" \
|
|
"id 102 index 0 nhid 13 id 102 index 1 nhid 12 id 102 index 2 nhid 12 id 102 index 3 nhid 12"
|
|
log_test $? 0 "Nexthop buckets updated after replace - nECMP"
|
|
}
|
|
|
|
ipv4_withv6_fcnal()
|
|
{
|
|
local lladdr
|
|
|
|
set -e
|
|
lladdr=$(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 $? 2 "Nexthop replace with invalid scope for existing route"
|
|
|
|
# check cleanup path on invalid metric
|
|
run_cmd "$IP ro add 172.16.101.2/32 nhid 22 congctl lock foo"
|
|
log_test $? 2 "IPv4 route with invalid metric"
|
|
|
|
#
|
|
# add route with nexthop and check traffic
|
|
#
|
|
run_cmd "$IP nexthop replace id 21 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP ro replace 172.16.101.1/32 nhid 21"
|
|
run_cmd "ip netns exec me ping -c1 -w$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"
|
|
log_test $? 0 "Ping - multipath"
|
|
|
|
run_cmd "$IP ro delete 172.16.101.1/32 nhid 122"
|
|
|
|
#
|
|
# multiple default routes
|
|
# - tests fib_select_default
|
|
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"
|
|
log_test $? 0 "Ping - multiple default routes, nh first"
|
|
|
|
# flip the order
|
|
run_cmd "$IP ro del default nhid 501"
|
|
run_cmd "$IP ro del default via 172.16.1.3 dev veth1 metric 20"
|
|
run_cmd "$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"
|
|
log_test $? 0 "Ping - multiple default routes, nh second"
|
|
|
|
run_cmd "$IP nexthop delete nhid 501"
|
|
run_cmd "$IP ro del default"
|
|
|
|
#
|
|
# IPv4 with blackhole nexthops
|
|
#
|
|
run_cmd "$IP nexthop add id 23 blackhole"
|
|
run_cmd "$IP ro replace 172.16.101.1/32 nhid 23"
|
|
run_cmd "ip netns exec me ping -c1 -w$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"
|
|
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"
|
|
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"
|
|
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"
|
|
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"
|
|
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 -w$PING_TIMEOUT 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 ${lladdr} dev veth1 weight 1 nexthop via 172.16.1.2 dev veth1 weight 1"
|
|
|
|
run_cmd "ip netns exec me ping -c1 -w$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"
|
|
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"
|
|
$IP neigh sh | grep 'dev veth1'
|
|
fi
|
|
|
|
run_cmd "$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"
|
|
log_test $? 0 "IPv4 default route with IPv6 gateway"
|
|
|
|
#
|
|
# MPLS as an example of LWT encap
|
|
#
|
|
run_cmd "$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 $? 0 "IPv4 route with MPLS encap, v6 gw - check"
|
|
}
|
|
|
|
ipv4_large_grp()
|
|
{
|
|
local ecmp=32
|
|
|
|
echo
|
|
echo "IPv4 large groups (x$ecmp)"
|
|
echo "---------------------"
|
|
|
|
check_large_grp 4 $ecmp
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
}
|
|
|
|
ipv4_large_res_grp()
|
|
{
|
|
echo
|
|
echo "IPv4 large resilient group (128k buckets)"
|
|
echo "-----------------------------------------"
|
|
|
|
check_nexthop_res_support
|
|
if [ $? -eq $ksft_skip ]; then
|
|
return $ksft_skip
|
|
fi
|
|
|
|
check_large_res_grp 4 $((128 * 1024))
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
}
|
|
|
|
sysctl_nexthop_compat_mode_check()
|
|
{
|
|
local sysctlname="net.ipv4.nexthop_compat_mode"
|
|
local lprefix=$1
|
|
|
|
IPE="ip netns exec me"
|
|
|
|
$IPE sysctl -q $sysctlname 2>&1 >/dev/null
|
|
if [ $? -ne 0 ]; then
|
|
echo "SKIP: kernel lacks nexthop compat mode sysctl control"
|
|
return $ksft_skip
|
|
fi
|
|
|
|
out=$($IPE sysctl $sysctlname 2>/dev/null)
|
|
log_test $? 0 "$lprefix default nexthop compat mode check"
|
|
check_output "${out}" "$sysctlname = 1"
|
|
}
|
|
|
|
sysctl_nexthop_compat_mode_set()
|
|
{
|
|
local sysctlname="net.ipv4.nexthop_compat_mode"
|
|
local mode=$1
|
|
local lprefix=$2
|
|
|
|
IPE="ip netns exec me"
|
|
|
|
out=$($IPE sysctl -w $sysctlname=$mode)
|
|
log_test $? 0 "$lprefix set compat mode - $mode"
|
|
check_output "${out}" "net.ipv4.nexthop_compat_mode = $mode"
|
|
}
|
|
|
|
ipv6_compat_mode()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv6 nexthop api compat mode test"
|
|
echo "--------------------------------"
|
|
|
|
sysctl_nexthop_compat_mode_check "IPv6"
|
|
if [ $? -eq $ksft_skip ]; then
|
|
return $ksft_skip
|
|
fi
|
|
|
|
run_cmd "$IP nexthop add id 62 via 2001:db8:91::2 dev veth1"
|
|
run_cmd "$IP nexthop add id 63 via 2001:db8:91::3 dev veth1"
|
|
run_cmd "$IP nexthop add id 122 group 62/63"
|
|
ipmout=$(start_ip_monitor route)
|
|
|
|
run_cmd "$IP -6 ro add 2001:db8:101::1/128 nhid 122"
|
|
# route add notification should contain expanded nexthops
|
|
stop_ip_monitor $ipmout 3
|
|
log_test $? 0 "IPv6 compat mode on - route add notification"
|
|
|
|
# route dump should contain expanded nexthops
|
|
check_route6 "2001:db8:101::1" "2001:db8:101::1 nhid 122 metric 1024 nexthop via 2001:db8:91::2 dev veth1 weight 1 nexthop via 2001:db8:91::3 dev veth1 weight 1"
|
|
log_test $? 0 "IPv6 compat mode on - route dump"
|
|
|
|
# change in nexthop group should generate route notification
|
|
run_cmd "$IP nexthop add id 64 via 2001:db8:91::4 dev veth1"
|
|
ipmout=$(start_ip_monitor route)
|
|
run_cmd "$IP nexthop replace id 122 group 62/64"
|
|
stop_ip_monitor $ipmout 3
|
|
|
|
log_test $? 0 "IPv6 compat mode on - nexthop change"
|
|
|
|
# set compat mode off
|
|
sysctl_nexthop_compat_mode_set 0 "IPv6"
|
|
|
|
run_cmd "$IP -6 ro del 2001:db8:101::1/128 nhid 122"
|
|
|
|
run_cmd "$IP nexthop add id 62 via 2001:db8:91::2 dev veth1"
|
|
run_cmd "$IP nexthop add id 63 via 2001:db8:91::3 dev veth1"
|
|
run_cmd "$IP nexthop add id 122 group 62/63"
|
|
ipmout=$(start_ip_monitor route)
|
|
|
|
run_cmd "$IP -6 ro add 2001:db8:101::1/128 nhid 122"
|
|
# route add notification should not contain expanded nexthops
|
|
stop_ip_monitor $ipmout 1
|
|
log_test $? 0 "IPv6 compat mode off - route add notification"
|
|
|
|
# route dump should not contain expanded nexthops
|
|
check_route6 "2001:db8:101::1" "2001:db8:101::1 nhid 122 metric 1024"
|
|
log_test $? 0 "IPv6 compat mode off - route dump"
|
|
|
|
# change in nexthop group should not generate route notification
|
|
run_cmd "$IP nexthop add id 64 via 2001:db8:91::4 dev veth1"
|
|
ipmout=$(start_ip_monitor route)
|
|
run_cmd "$IP nexthop replace id 122 group 62/64"
|
|
stop_ip_monitor $ipmout 0
|
|
log_test $? 0 "IPv6 compat mode off - nexthop change"
|
|
|
|
# nexthop delete should not generate route notification
|
|
ipmout=$(start_ip_monitor route)
|
|
run_cmd "$IP nexthop del id 122"
|
|
stop_ip_monitor $ipmout 0
|
|
log_test $? 0 "IPv6 compat mode off - nexthop delete"
|
|
|
|
# set compat mode back on
|
|
sysctl_nexthop_compat_mode_set 1 "IPv6"
|
|
}
|
|
|
|
ipv4_compat_mode()
|
|
{
|
|
local rc
|
|
|
|
echo
|
|
echo "IPv4 nexthop api compat mode"
|
|
echo "----------------------------"
|
|
|
|
sysctl_nexthop_compat_mode_check "IPv4"
|
|
if [ $? -eq $ksft_skip ]; then
|
|
return $ksft_skip
|
|
fi
|
|
|
|
run_cmd "$IP nexthop add id 21 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP nexthop add id 22 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP nexthop add id 122 group 21/22"
|
|
ipmout=$(start_ip_monitor route)
|
|
|
|
run_cmd "$IP ro add 172.16.101.1/32 nhid 122"
|
|
stop_ip_monitor $ipmout 3
|
|
|
|
# route add notification should contain expanded nexthops
|
|
log_test $? 0 "IPv4 compat mode on - route add notification"
|
|
|
|
# route dump should contain expanded nexthops
|
|
check_route "172.16.101.1" "172.16.101.1 nhid 122 nexthop via 172.16.1.2 dev veth1 weight 1 nexthop via 172.16.1.2 dev veth1 weight 1"
|
|
log_test $? 0 "IPv4 compat mode on - route dump"
|
|
|
|
# change in nexthop group should generate route notification
|
|
run_cmd "$IP nexthop add id 23 via 172.16.1.3 dev veth1"
|
|
ipmout=$(start_ip_monitor route)
|
|
run_cmd "$IP nexthop replace id 122 group 21/23"
|
|
stop_ip_monitor $ipmout 3
|
|
log_test $? 0 "IPv4 compat mode on - nexthop change"
|
|
|
|
sysctl_nexthop_compat_mode_set 0 "IPv4"
|
|
|
|
# cleanup
|
|
run_cmd "$IP ro del 172.16.101.1/32 nhid 122"
|
|
|
|
ipmout=$(start_ip_monitor route)
|
|
run_cmd "$IP ro add 172.16.101.1/32 nhid 122"
|
|
stop_ip_monitor $ipmout 1
|
|
# route add notification should not contain expanded nexthops
|
|
log_test $? 0 "IPv4 compat mode off - route add notification"
|
|
|
|
# route dump should not contain expanded nexthops
|
|
check_route "172.16.101.1" "172.16.101.1 nhid 122"
|
|
log_test $? 0 "IPv4 compat mode off - route dump"
|
|
|
|
# change in nexthop group should not generate route notification
|
|
ipmout=$(start_ip_monitor route)
|
|
run_cmd "$IP nexthop replace id 122 group 21/22"
|
|
stop_ip_monitor $ipmout 0
|
|
log_test $? 0 "IPv4 compat mode off - nexthop change"
|
|
|
|
# nexthop delete should not generate route notification
|
|
ipmout=$(start_ip_monitor route)
|
|
run_cmd "$IP nexthop del id 122"
|
|
stop_ip_monitor $ipmout 0
|
|
log_test $? 0 "IPv4 compat mode off - nexthop delete"
|
|
|
|
sysctl_nexthop_compat_mode_set 1 "IPv4"
|
|
}
|
|
|
|
ipv4_del_add_loop1()
|
|
{
|
|
while :; do
|
|
$IP nexthop del id 100
|
|
$IP nexthop add id 100 via 172.16.1.2 dev veth1
|
|
done >/dev/null 2>&1
|
|
}
|
|
|
|
ipv4_grp_replace_loop()
|
|
{
|
|
while :; do
|
|
$IP nexthop replace id 102 group 100/101
|
|
done >/dev/null 2>&1
|
|
}
|
|
|
|
ipv4_torture()
|
|
{
|
|
local pid1
|
|
local pid2
|
|
local pid3
|
|
local pid4
|
|
local pid5
|
|
|
|
echo
|
|
echo "IPv4 runtime torture"
|
|
echo "--------------------"
|
|
if [ ! -x "$(command -v mausezahn)" ]; then
|
|
echo "SKIP: Could not run test; need mausezahn tool"
|
|
return
|
|
fi
|
|
|
|
run_cmd "$IP nexthop add id 100 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP nexthop add id 101 via 172.16.2.2 dev veth3"
|
|
run_cmd "$IP nexthop add id 102 group 100/101"
|
|
run_cmd "$IP route add 172.16.101.1 nhid 102"
|
|
run_cmd "$IP route add 172.16.101.2 nhid 102"
|
|
|
|
ipv4_del_add_loop1 &
|
|
pid1=$!
|
|
ipv4_grp_replace_loop &
|
|
pid2=$!
|
|
ip netns exec me ping -f 172.16.101.1 >/dev/null 2>&1 &
|
|
pid3=$!
|
|
ip netns exec me ping -f 172.16.101.2 >/dev/null 2>&1 &
|
|
pid4=$!
|
|
ip netns exec me mausezahn veth1 -B 172.16.101.2 -A 172.16.1.1 -c 0 -t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
|
|
pid5=$!
|
|
|
|
sleep 300
|
|
kill -9 $pid1 $pid2 $pid3 $pid4 $pid5
|
|
wait $pid1 $pid2 $pid3 $pid4 $pid5 2>/dev/null
|
|
|
|
# if we did not crash, success
|
|
log_test 0 0 "IPv4 torture test"
|
|
}
|
|
|
|
ipv4_res_grp_replace_loop()
|
|
{
|
|
while :; do
|
|
$IP nexthop replace id 102 group 100/101 type resilient
|
|
done >/dev/null 2>&1
|
|
}
|
|
|
|
ipv4_res_torture()
|
|
{
|
|
local pid1
|
|
local pid2
|
|
local pid3
|
|
local pid4
|
|
local pid5
|
|
|
|
echo
|
|
echo "IPv4 runtime resilient nexthop group torture"
|
|
echo "--------------------------------------------"
|
|
|
|
check_nexthop_res_support
|
|
if [ $? -eq $ksft_skip ]; then
|
|
return $ksft_skip
|
|
fi
|
|
|
|
if [ ! -x "$(command -v mausezahn)" ]; then
|
|
echo "SKIP: Could not run test; need mausezahn tool"
|
|
return
|
|
fi
|
|
|
|
run_cmd "$IP nexthop add id 100 via 172.16.1.2 dev veth1"
|
|
run_cmd "$IP nexthop add id 101 via 172.16.2.2 dev veth3"
|
|
run_cmd "$IP nexthop add id 102 group 100/101 type resilient buckets 512 idle_timer 0"
|
|
run_cmd "$IP route add 172.16.101.1 nhid 102"
|
|
run_cmd "$IP route add 172.16.101.2 nhid 102"
|
|
|
|
ipv4_del_add_loop1 &
|
|
pid1=$!
|
|
ipv4_res_grp_replace_loop &
|
|
pid2=$!
|
|
ip netns exec me ping -f 172.16.101.1 >/dev/null 2>&1 &
|
|
pid3=$!
|
|
ip netns exec me ping -f 172.16.101.2 >/dev/null 2>&1 &
|
|
pid4=$!
|
|
ip netns exec me mausezahn veth1 \
|
|
-B 172.16.101.2 -A 172.16.1.1 -c 0 \
|
|
-t tcp "dp=1-1023, flags=syn" >/dev/null 2>&1 &
|
|
pid5=$!
|
|
|
|
sleep 300
|
|
kill -9 $pid1 $pid2 $pid3 $pid4 $pid5
|
|
wait $pid1 $pid2 $pid3 $pid4 $pid5 2>/dev/null
|
|
|
|
# if we did not crash, success
|
|
log_test 0 0 "IPv4 resilient nexthop group torture test"
|
|
}
|
|
|
|
basic()
|
|
{
|
|
echo
|
|
echo "Basic functional tests"
|
|
echo "----------------------"
|
|
run_cmd "$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 $? 2 "Blackhole nexthop with other attributes"
|
|
|
|
# blackhole nexthop should not be affected by the state of the loopback
|
|
# device
|
|
run_cmd "$IP link set dev lo down"
|
|
check_nexthop "id 2" "id 2 blackhole"
|
|
log_test $? 0 "Blackhole nexthop with loopback device down"
|
|
|
|
run_cmd "$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 $? 0 "Maximum nexthop ID dump"
|
|
|
|
#
|
|
# groups
|
|
#
|
|
|
|
run_cmd "$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"
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
|
|
# Test to ensure that flushing with a multi-part nexthop dump works as
|
|
# expected.
|
|
local batch_file=$(mktemp)
|
|
|
|
for i in $(seq 1 $((64 * 1024))); do
|
|
echo "nexthop add id $i blackhole" >> $batch_file
|
|
done
|
|
|
|
$IP -b $batch_file
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
[[ $($IP nexthop | wc -l) -eq 0 ]]
|
|
log_test $? 0 "Large scale nexthop flushing"
|
|
|
|
rm $batch_file
|
|
}
|
|
|
|
check_nexthop_buckets_balance()
|
|
{
|
|
local nharg=$1; shift
|
|
local ret
|
|
|
|
while (($# > 0)); do
|
|
local selector=$1; shift
|
|
local condition=$1; shift
|
|
local count
|
|
|
|
count=$($IP -j nexthop bucket ${nharg} ${selector} | jq length)
|
|
(( $count $condition ))
|
|
ret=$?
|
|
if ((ret != 0)); then
|
|
return $ret
|
|
fi
|
|
done
|
|
|
|
return 0
|
|
}
|
|
|
|
basic_res()
|
|
{
|
|
echo
|
|
echo "Basic resilient nexthop group functional tests"
|
|
echo "----------------------------------------------"
|
|
|
|
check_nexthop_res_support
|
|
if [ $? -eq $ksft_skip ]; then
|
|
return $ksft_skip
|
|
fi
|
|
|
|
run_cmd "$IP nexthop add id 1 dev veth1"
|
|
|
|
#
|
|
# resilient nexthop group addition
|
|
#
|
|
|
|
run_cmd "$IP nexthop add id 101 group 1 type resilient buckets 8"
|
|
log_test $? 0 "Add a nexthop group with default parameters"
|
|
|
|
run_cmd "$IP nexthop get id 101"
|
|
check_nexthop "id 101" \
|
|
"id 101 group 1 type resilient buckets 8 idle_timer 120 unbalanced_timer 0 unbalanced_time 0"
|
|
log_test $? 0 "Get a nexthop group with default parameters"
|
|
|
|
run_cmd "$IP nexthop add id 102 group 1 type resilient
|
|
buckets 4 idle_timer 100 unbalanced_timer 5"
|
|
run_cmd "$IP nexthop get id 102"
|
|
check_nexthop "id 102" \
|
|
"id 102 group 1 type resilient buckets 4 idle_timer 100 unbalanced_timer 5 unbalanced_time 0"
|
|
log_test $? 0 "Get a nexthop group with non-default parameters"
|
|
|
|
run_cmd "$IP nexthop add id 103 group 1 type resilient buckets 0"
|
|
log_test $? 2 "Add a nexthop group with 0 buckets"
|
|
|
|
#
|
|
# resilient nexthop group replacement
|
|
#
|
|
|
|
run_cmd "$IP nexthop replace id 101 group 1 type resilient
|
|
buckets 8 idle_timer 240 unbalanced_timer 80"
|
|
log_test $? 0 "Replace nexthop group parameters"
|
|
check_nexthop "id 101" \
|
|
"id 101 group 1 type resilient buckets 8 idle_timer 240 unbalanced_timer 80 unbalanced_time 0"
|
|
log_test $? 0 "Get a nexthop group after replacing parameters"
|
|
|
|
run_cmd "$IP nexthop replace id 101 group 1 type resilient idle_timer 512"
|
|
log_test $? 0 "Replace idle timer"
|
|
check_nexthop "id 101" \
|
|
"id 101 group 1 type resilient buckets 8 idle_timer 512 unbalanced_timer 80 unbalanced_time 0"
|
|
log_test $? 0 "Get a nexthop group after replacing idle timer"
|
|
|
|
run_cmd "$IP nexthop replace id 101 group 1 type resilient unbalanced_timer 256"
|
|
log_test $? 0 "Replace unbalanced timer"
|
|
check_nexthop "id 101" \
|
|
"id 101 group 1 type resilient buckets 8 idle_timer 512 unbalanced_timer 256 unbalanced_time 0"
|
|
log_test $? 0 "Get a nexthop group after replacing unbalanced timer"
|
|
|
|
run_cmd "$IP nexthop replace id 101 group 1 type resilient"
|
|
log_test $? 0 "Replace with no parameters"
|
|
check_nexthop "id 101" \
|
|
"id 101 group 1 type resilient buckets 8 idle_timer 512 unbalanced_timer 256 unbalanced_time 0"
|
|
log_test $? 0 "Get a nexthop group after replacing no parameters"
|
|
|
|
run_cmd "$IP nexthop replace id 101 group 1"
|
|
log_test $? 2 "Replace nexthop group type - implicit"
|
|
|
|
run_cmd "$IP nexthop replace id 101 group 1 type mpath"
|
|
log_test $? 2 "Replace nexthop group type - explicit"
|
|
|
|
run_cmd "$IP nexthop replace id 101 group 1 type resilient buckets 1024"
|
|
log_test $? 2 "Replace number of nexthop buckets"
|
|
|
|
check_nexthop "id 101" \
|
|
"id 101 group 1 type resilient buckets 8 idle_timer 512 unbalanced_timer 256 unbalanced_time 0"
|
|
log_test $? 0 "Get a nexthop group after replacing with invalid parameters"
|
|
|
|
#
|
|
# resilient nexthop buckets dump
|
|
#
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
run_cmd "$IP nexthop add id 1 dev veth1"
|
|
run_cmd "$IP nexthop add id 2 dev veth3"
|
|
run_cmd "$IP nexthop add id 101 group 1/2 type resilient buckets 4"
|
|
run_cmd "$IP nexthop add id 201 group 1/2"
|
|
|
|
check_nexthop_bucket "" \
|
|
"id 101 index 0 nhid 2 id 101 index 1 nhid 2 id 101 index 2 nhid 1 id 101 index 3 nhid 1"
|
|
log_test $? 0 "Dump all nexthop buckets"
|
|
|
|
check_nexthop_bucket "list id 101" \
|
|
"id 101 index 0 nhid 2 id 101 index 1 nhid 2 id 101 index 2 nhid 1 id 101 index 3 nhid 1"
|
|
log_test $? 0 "Dump all nexthop buckets in a group"
|
|
|
|
sleep 0.1
|
|
(( $($IP -j nexthop bucket list id 101 |
|
|
jq '[.[] | select(.bucket.idle_time > 0 and
|
|
.bucket.idle_time < 2)] | length') == 4 ))
|
|
log_test $? 0 "All nexthop buckets report a positive near-zero idle time"
|
|
|
|
check_nexthop_bucket "list dev veth1" \
|
|
"id 101 index 2 nhid 1 id 101 index 3 nhid 1"
|
|
log_test $? 0 "Dump all nexthop buckets with a specific nexthop device"
|
|
|
|
check_nexthop_bucket "list nhid 2" \
|
|
"id 101 index 0 nhid 2 id 101 index 1 nhid 2"
|
|
log_test $? 0 "Dump all nexthop buckets with a specific nexthop identifier"
|
|
|
|
run_cmd "$IP nexthop bucket list id 111"
|
|
log_test $? 2 "Dump all nexthop buckets in a non-existent group"
|
|
|
|
run_cmd "$IP nexthop bucket list id 201"
|
|
log_test $? 2 "Dump all nexthop buckets in a non-resilient group"
|
|
|
|
run_cmd "$IP nexthop bucket list dev bla"
|
|
log_test $? 255 "Dump all nexthop buckets using a non-existent device"
|
|
|
|
run_cmd "$IP nexthop bucket list groups"
|
|
log_test $? 255 "Dump all nexthop buckets with invalid 'groups' keyword"
|
|
|
|
run_cmd "$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
|
|
#
|
|
|
|
check_nexthop_bucket "get id 101 index 0" "id 101 index 0 nhid 2"
|
|
log_test $? 0 "Get a valid nexthop bucket"
|
|
|
|
run_cmd "$IP nexthop bucket get id 101 index 999"
|
|
log_test $? 2 "Get a nexthop bucket with valid group, but invalid index"
|
|
|
|
run_cmd "$IP nexthop bucket get id 201 index 0"
|
|
log_test $? 2 "Get a nexthop bucket from a non-resilient group"
|
|
|
|
run_cmd "$IP nexthop bucket get id 999 index 0"
|
|
log_test $? 2 "Get a nexthop bucket from a non-existent group"
|
|
|
|
#
|
|
# tests for bucket migration
|
|
#
|
|
|
|
$IP nexthop flush >/dev/null 2>&1
|
|
|
|
run_cmd "$IP nexthop add id 1 dev veth1"
|
|
run_cmd "$IP nexthop add id 2 dev veth3"
|
|
run_cmd "$IP nexthop add id 101
|
|
group 1/2 type resilient buckets 10
|
|
idle_timer 1 unbalanced_timer 20"
|
|
|
|
check_nexthop_buckets_balance "list id 101" \
|
|
"nhid 1" "== 5" \
|
|
"nhid 2" "== 5"
|
|
log_test $? 0 "Initial bucket allocation"
|
|
|
|
run_cmd "$IP nexthop replace id 101
|
|
group 1,2/2,3 type resilient"
|
|
check_nexthop_buckets_balance "list id 101" \
|
|
"nhid 1" "== 4" \
|
|
"nhid 2" "== 6"
|
|
log_test $? 0 "Bucket allocation after replace"
|
|
|
|
# Check that increase in idle timer does not make buckets appear busy.
|
|
run_cmd "$IP nexthop replace id 101
|
|
group 1,2/2,3 type resilient
|
|
idle_timer 10"
|
|
run_cmd "$IP nexthop replace id 101
|
|
group 1/2 type resilient"
|
|
check_nexthop_buckets_balance "list id 101" \
|
|
"nhid 1" "== 5" \
|
|
"nhid 2" "== 5"
|
|
log_test $? 0 "Buckets migrated after idle timer change"
|
|
|
|
$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)
|
|
-w Timeout for ping
|
|
|
|
Runtime test
|
|
-n num Number of nexthops to target
|
|
-N Use new style to install routes in DUT
|
|
|
|
done
|
|
EOF
|
|
}
|
|
|
|
################################################################################
|
|
# main
|
|
|
|
while getopts :t:pP46hvw: 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));;
|
|
w) PING_TIMEOUT=$OPTARG;;
|
|
h) usage; exit 0;;
|
|
*) usage; exit 1;;
|
|
esac
|
|
done
|
|
|
|
# make sure we don't pause twice
|
|
[ "${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
|