selftests/net/udpgro.sh

2 # SPDX-License-Identifier: GPL-2.0
8 readonly PEER_NS="ns-peer-$(mktemp -u XXXXXX)"
15 	if [ $ret -eq 0 ]; then
21 	local -r jobs="$(jobs -p)"
22 	local -r ns="$(ip netns list|grep $PEER_NS)"
24 	[ -n "${jobs}" ] && kill -1 ${jobs} 2>/dev/null
25 	[ -n "$ns" ] && ip netns del $ns 2>/dev/null
31 	ip -netns "${PEER_NS}" link set lo up
38 	ip -netns "${PEER_NS}" addr add dev veth1 192.168.1.1/24
39 	ip -netns "${PEER_NS}" addr add dev veth1 2001:db8::1/64 nodad
40 	ip -netns "${PEER_NS}" link set dev veth1 up
41 	ip -n "${PEER_NS}" link set veth1 xdp object ${BPF_FILE} section xdp
46 	local -r all="$@"
47 	local -r tx_args=${all%rx*}
48 	local -r rx_args=${all#*rx}
52 	ip netns exec "${PEER_NS}" ./udpgso_bench_rx -C 1000 -R 10 ${rx_args} && \
59 	wait $(jobs -p)
64 	local -r args=$@
66 	printf " %-40s" "$1"
67 	./in_netns.sh $0 __subprocess $2 rx -G -r $3
72 	local addr1 addr2 pid family="" ipt_cmd=ip6tables
73 	local -r all="$@"
74 	local -r tx_args=${all%rx*}
75 	local -r rx_args=${all#*rx}
77 	if [[ ${tx_args} = *-4* ]]; then
79 		family=-4
88 	ip -netns "${PEER_NS}" addr add dev veth1 ${addr2}
91 …ip netns exec "${PEER_NS}" $ipt_cmd -t nat -I PREROUTING -d ${addr1} -j DNAT --to-destination ${ad…
95 	ip netns exec "${PEER_NS}" ./udpgso_bench_rx -G ${family} -b ${addr1} -n 0 &
96 	pid=$!
97 	ip netns exec "${PEER_NS}" ./udpgso_bench_rx -C 1000 -R 10 ${family} -b ${addr2%/*} ${rx_args} && \
104 	kill -INT $pid
105 	wait $(jobs -p)
111 	local -r all="$@"
112 	local -r tx_args=${all%rx*}
113 	local -r rx_args=${all#*rx}
117 	ip netns exec "${PEER_NS}" ./udpgso_bench_rx -C 1000 -R 10 ${rx_args} -p 12345 &
118 	ip netns exec "${PEER_NS}" ./udpgso_bench_rx -C 2000 -R 10 ${rx_args} && \
123 	./udpgso_bench_tx ${tx_args} -p 12345
127 	wait $(jobs -p)
132 	local -r args=$@
134 	printf " %-40s" "$1"
135 	./in_netns.sh $0 __subprocess_nat $2 rx -r $3
139 	local -r args=$@
141 	printf " %-40s" "$1"
142 	./in_netns.sh $0 __subprocess_2sock $2 rx -G -r $3
146 	local -r core_args="-l 4"
147 	local -r ipv4_args="${core_args} -4 -D 192.168.1.1"
148 	local -r ipv6_args="${core_args} -6 -D 2001:db8::1"
152 	run_test "no GRO" "${ipv4_args} -M 10 -s 1400" "-4 -n 10 -l 1400"
155 	# explicitly check we are not receiving UDP_SEGMENT cmsg (-S -1)
157 	run_test "no GRO chk cmsg" "${ipv4_args} -M 10 -s 1400" "-4 -n 10 -l 1400 -S -1"
164 	run_test "GRO" "${ipv4_args} -M 1 -s 14720 -S 0 " "-4 -n 1 -l 14720"
166 	run_test "GRO chk cmsg" "${ipv4_args} -M 1 -s 14720 -S 0 " "-4 -n 1 -l 14720 -S 1472"
168 	run_test "GRO with custom segment size" "${ipv4_args} -M 1 -s 14720 -S 500 " "-4 -n 1 -l 14720"
170 …test "GRO with custom segment size cmsg" "${ipv4_args} -M 1 -s 14720 -S 500 " "-4 -n 1 -l 14720 -S…
173 	run_nat_test "bad GRO lookup" "${ipv4_args} -M 1 -s 14720 -S 0" "-n 10 -l 1472"
175 	run_2sock_test "multiple GRO socks" "${ipv4_args} -M 1 -s 14720 -S 0 " "-4 -n 1 -l 14720 -S 1472"
179 	run_test "no GRO" "${ipv6_args} -M 10 -s 1400" "-n 10 -l 1400"
181 	run_test "no GRO chk cmsg" "${ipv6_args} -M 10 -s 1400" "-n 10 -l 1400 -S -1"
183 	run_test "GRO" "${ipv6_args} -M 1 -s 14520 -S 0" "-n 1 -l 14520"
185 	run_test "GRO chk cmsg" "${ipv6_args} -M 1 -s 14520 -S 0" "-n 1 -l 14520 -S 1452"
187 	run_test "GRO with custom segment size" "${ipv6_args} -M 1 -s 14520 -S 500" "-n 1 -l 14520"
189 …run_test "GRO with custom segment size cmsg" "${ipv6_args} -M 1 -s 14520 -S 500" "-n 1 -l 14520 -S…
192 	run_nat_test "bad GRO lookup" "${ipv6_args} -M 1 -s 14520 -S 0" "-n 10 -l 1452"
194 	run_2sock_test "multiple GRO socks" "${ipv6_args} -M 1 -s 14520 -S 0 " "-n 1 -l 14520 -S 1452"
199 if [ ! -f ${BPF_FILE} ]; then
201 	exit -1
204 if [[ $# -eq 0 ]]; then