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stormshield-damiendstormshield-damiend
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Allow running perf client and server within dockers
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‎.gitignore

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cargo-test-*
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tarpaulin-report.html
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perf/docker/work/
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‎perf/docker/Dockerfile

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# https://hub.docker.com/_/debian
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FROM debian:bookworm-slim
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RUN apt-get update && apt-get install -y procps iputils-ping iproute2 ethtool tcpdump
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WORKDIR /root
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RUN mkdir -p .local/share/quinn
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COPY ./entrypoint.sh .
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COPY ./target/perf .
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ENTRYPOINT [ "/root/entrypoint.sh" ]

‎perf/docker/build.sh

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#!/usr/bin/env -S bash -eu
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CURDIR=$(pwd)
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mkdir -p ./target
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cd ../..
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cargo build -p perf --release
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cp -au ./target/release/perf ${CURDIR}/target
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cd ${CURDIR}
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docker compose build

‎perf/docker/docker-compose.yml

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networks:
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quinn-perf:
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ipam:
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config:
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- subnet: 172.42.0.0/16
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services:
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server:
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build: .
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image: quinn_perf
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networks:
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quinn-perf:
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ipv4_address: 172.42.0.2
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volumes:
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- ./work:/root/.local/share/quinn
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cap_add:
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- NET_ADMIN
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environment:
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- SSLKEYLOGFILE=/root/.local/share/quinn/server.key
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client:
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image: quinn_perf
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networks:
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quinn-perf:
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ipv4_address: 172.42.0.3
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volumes:
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- ./work:/root/.local/share/quinn
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cap_add:
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- NET_ADMIN
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environment:
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- SSLKEYLOGFILE=/root/.local/share/quinn/client.key

‎perf/docker/entrypoint.sh

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#!/usr/bin/env bash
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while :; do sleep 10; done

‎perf/docker/run-client.sh

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#!/usr/bin/env -S bash -eu
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SERVICE=client
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PERF_CLIENT_ARGS="--keylog --duration 5 172.42.0.2:4433"
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LATENCY=0
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LOSS=0
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GSO=0
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CAPTURE=0
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OPEN=0
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function usage() {
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echo "usage: $0 [-cgho] [-l number]"
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echo " -c enable packet capture"
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echo " -g enable GSO (default: disabled)"
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echo " -h display help"
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echo " -l number specify simulated latency in ms (default: ${LATENCY}ms)"
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echo " -L number specify simulated packet loss in percentage (default: ${LOSS}%)"
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echo " -o open packet capture"
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exit 1
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}
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while getopts "cghl:L:o" opt; do
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case $opt in
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c) CAPTURE=1;;
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g) GSO=1;;
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l) LATENCY=$OPTARG;;
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L) LOSS=$OPTARG;;
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o) OPEN=1;;
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h) usage;;
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*) usage;;
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esac
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done
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mkdir -p ./work
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echo "Launching docker ${SERVICE}"
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docker compose up -d --force-recreate ${SERVICE}
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if [ "${LATENCY}" -ne "0" ] || [ "${LOSS}" -ne "0" ]; then
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echo "Enforcing a latency of ${LATENCY}ms and a packet loss of ${LOSS}%"
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docker compose exec -it ${SERVICE} tc qdisc add dev eth0 root netem delay "${LATENCY}ms" loss "${LOSS}%"
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fi
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if [ ${GSO} -eq 0 ]; then
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# FIXME disable GSO due to this issue
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# https://gitlab.com/wireshark/wireshark/-/issues/19109
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docker compose exec -it ${SERVICE} ethtool -K eth0 tx-udp-segmentation off
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fi
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if [ ${CAPTURE} -eq 1 ]; then
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echo "Starting capture within docker"
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docker compose exec -d ${SERVICE} tcpdump -ni eth0 -s0 -w /root/.local/share/quinn/${SERVICE}.pcap udp and port 4433
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fi
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echo "Launching quinn perf client"
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docker compose exec -it ${SERVICE} /root/perf client ${PERF_CLIENT_ARGS}
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if [ ${CAPTURE} -eq 1 ]; then
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echo "Stopping capture within docker"
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docker compose exec -it ${SERVICE} killall -STOP tcpdump
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fi
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if [ "${LATENCY}" -ne "0" ] || [ "${LOSS}" -ne "0" ]; then
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echo "Dumping QOS stats"
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docker compose exec -it ${SERVICE} tc -s qdisc ls dev eth0
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fi
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if [ ${CAPTURE} -eq 1 ] && [ ${OPEN} -eq 1 ]; then
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wireshark -o tls.keylog_file:./work/${SERVICE}.key ./work/${SERVICE}.pcap
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fi

‎perf/docker/run-server.sh

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#!/usr/bin/env -S bash -eu
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SERVICE=server
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PERF_SERVER_ARGS="--keylog --listen 172.42.0.2:4433"
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LATENCY=0
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LOSS=0
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GSO=0
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CAPTURE=0
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OPEN=0
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function usage() {
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echo "usage: $0 [-cgho] [-l number]"
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echo " -c enable packet capture"
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echo " -g enable GSO (default: disabled)"
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echo " -h display help"
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echo " -l number specify simulated latency in ms (default: ${LATENCY}ms)"
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echo " -L number specify simulated packet loss in percentage (default: ${LOSS}%)"
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echo " -o open packet capture"
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exit 1
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}
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while getopts "cghl:L:o" opt; do
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case $opt in
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c) CAPTURE=1;;
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g) GSO=1;;
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l) LATENCY=$OPTARG;;
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L) LOSS=$OPTARG;;
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o) OPEN=1;;
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h) usage;;
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*) usage;;
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esac
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done
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mkdir -p ./work
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echo "Launching docker ${SERVICE}"
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docker compose up -d --force-recreate ${SERVICE}
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if [ "${LATENCY}" -ne "0" ] || [ "${LOSS}" -ne "0" ]; then
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echo "Enforcing a latency of ${LATENCY}ms and a packet loss of ${LOSS}%"
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docker compose exec -it ${SERVICE} tc qdisc add dev eth0 root netem delay "${LATENCY}ms" loss "${LOSS}%"
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fi
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if [ ${GSO} -eq 0 ]; then
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# FIXME disable GSO due to this issue
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# https://gitlab.com/wireshark/wireshark/-/issues/19109
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docker compose exec -it ${SERVICE} ethtool -K eth0 tx-udp-segmentation off
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fi
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if [ ${CAPTURE} -eq 1 ]; then
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echo "Starting capture within docker"
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docker compose exec -d ${SERVICE} tcpdump -ni eth0 -s0 -w /root/.local/share/quinn/${SERVICE}.pcap udp port 4433
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fi
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echo "Launching quinn perf server"
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docker compose exec -d ${SERVICE} /root/perf server ${PERF_SERVER_ARGS}
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echo "Press Ctrl-C to stop server"
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( trap exit SIGINT ; read -r -d '' _ </dev/tty )
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echo "Stopping server"
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docker compose exec -it ${SERVICE} killall -STOP perf
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if [ ${CAPTURE} -eq 1 ]; then
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echo "Stopping capture within docker"
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docker compose exec -it ${SERVICE} killall -STOP tcpdump
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fi
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if [ "${LATENCY}" -ne "0" ] || [ "${LOSS}" -ne "0" ]; then
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echo "Dumping QOS stats"
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docker compose exec -it ${SERVICE} tc -s qdisc ls dev eth0
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fi
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docker compose down
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if [ ${CAPTURE} -eq 1 ] && [ ${OPEN} -eq 1 ]; then
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wireshark -o tls.keylog_file:./work/${SERVICE}.key ./work/${SERVICE}.pcap
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fi

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