99 lines · bash
1#!/bin/bash2# SPDX-License-Identifier: GPL-2.03#4# Run a series of udpgro benchmarks5 6source net_helper.sh7 8readonly PEER_NS="ns-peer-$(mktemp -u XXXXXX)"9 10BPF_FILE="xdp_dummy.bpf.o"11 12cleanup() {13 local -r jobs="$(jobs -p)"14 local -r ns="$(ip netns list|grep $PEER_NS)"15 16 [ -n "${jobs}" ] && kill -INT ${jobs} 2>/dev/null17 [ -n "$ns" ] && ip netns del $ns 2>/dev/null18}19trap cleanup EXIT20 21run_one() {22 # use 'rx' as separator between sender args and receiver args23 local -r all="$@"24 local -r tx_args=${all%rx*}25 local rx_args=${all#*rx}26 27 [[ "${tx_args}" == *"-4"* ]] && rx_args="${rx_args} -4"28 29 ip netns add "${PEER_NS}"30 ip -netns "${PEER_NS}" link set lo up31 ip link add type veth32 ip link set dev veth0 up33 ip addr add dev veth0 192.168.1.2/2434 ip addr add dev veth0 2001:db8::2/64 nodad35 36 ip link set dev veth1 netns "${PEER_NS}"37 ip -netns "${PEER_NS}" addr add dev veth1 192.168.1.1/2438 ip -netns "${PEER_NS}" addr add dev veth1 2001:db8::1/64 nodad39 ip -netns "${PEER_NS}" link set dev veth1 up40 41 ip -n "${PEER_NS}" link set veth1 xdp object ${BPF_FILE} section xdp42 ip netns exec "${PEER_NS}" ./udpgso_bench_rx ${rx_args} -r &43 ip netns exec "${PEER_NS}" ./udpgso_bench_rx -t ${rx_args} -r &44 45 wait_local_port_listen "${PEER_NS}" 8000 udp46 ./udpgso_bench_tx ${tx_args}47}48 49run_in_netns() {50 local -r args=$@51 52 ./in_netns.sh $0 __subprocess ${args}53}54 55run_udp() {56 local -r args=$@57 58 echo "udp gso - over veth touching data"59 run_in_netns ${args} -S 0 rx60 61 echo "udp gso and gro - over veth touching data"62 run_in_netns ${args} -S 0 rx -G63}64 65run_tcp() {66 local -r args=$@67 68 echo "tcp - over veth touching data"69 run_in_netns ${args} -t rx70}71 72run_all() {73 local -r core_args="-l 4"74 local -r ipv4_args="${core_args} -4 -D 192.168.1.1"75 local -r ipv6_args="${core_args} -6 -D 2001:db8::1"76 77 echo "ipv4"78 run_tcp "${ipv4_args}"79 run_udp "${ipv4_args}"80 81 echo "ipv6"82 run_tcp "${ipv4_args}"83 run_udp "${ipv6_args}"84}85 86if [ ! -f ${BPF_FILE} ]; then87 echo "Missing ${BPF_FILE}. Run 'make' first"88 exit -189fi90 91if [[ $# -eq 0 ]]; then92 run_all93elif [[ $1 == "__subprocess" ]]; then94 shift95 run_one $@96else97 run_in_netns $@98fi99