Benchmark Compare Releases #55

Workflow file for this run

.github/workflows/benchmark-releases.yml at bcb513a

	name: Benchmark Compare Releases

	on:
	workflow_dispatch:
	inputs:
	update_readme:
	description: 'Update README with results?'
	required: false
	type: boolean
	default: false

	permissions:
	contents: write

	jobs:
	benchmark-wgobfs:
	name: Benchmark wg-obfuscator
	runs-on: ubuntu-22.04
	outputs:
	tcp: ${{ steps.run-test.outputs.WGOBFS_TCP }}
	udp: ${{ steps.run-test.outputs.WGOBFS_UDP }}
	loss: ${{ steps.run-test.outputs.WGOBFS_UDP_LOSS }}
	steps:
	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y iperf3 iproute2 iputils-ping wireguard-tools jq curl
	- name: Download latest wg-obfuscator release
	run: \|
	echo "Fetching latest ClusterM/wg-obfuscator..."
	LATEST_URL=$(curl -s https://api.github.com/repos/ClusterM/wg-obfuscator/releases/latest \| jq -r '.assets[] \| select(.name\|test("linux-x64.tar.gz$")) \| .browser_download_url')
	curl -LO $LATEST_URL
	tar xf wg-obfuscator-*-linux-x64.tar.gz
	sudo mv wg-obfuscator/wg-obfuscator /usr/local/bin/wg-obfuscator
	chmod +x /usr/local/bin/wg-obfuscator

	- name: Run wg-obfuscator Test
	id: run-test
	run: \|
	set -ex
	KEY=$(openssl rand -hex 32)
	PORTS="41000"
	WG_OBFS="/usr/local/bin/wg-obfuscator"

	# Namespaces
	sudo ip netns add ns1
	sudo ip netns add ns2
	sudo ip link add veth1 type veth peer name veth2
	sudo ip link set veth1 netns ns1
	sudo ip link set veth2 netns ns2
	sudo ip netns exec ns1 bash -c 'ip link set lo up; ip link set veth1 up; ip addr add 10.0.0.1/24 dev veth1'
	sudo ip netns exec ns2 bash -c 'ip link set lo up; ip link set veth2 up; ip addr add 10.0.0.2/24 dev veth2'

	# Limit GSO to maintain parity with gutd test
	sudo ip netns exec ns1 ip link set dev veth1 gso_max_size 1492 2>/dev/null \|\| true
	sudo ip netns exec ns2 ip link set dev veth2 gso_max_size 1492 2>/dev/null \|\| true

	WG_CLIENT_PRIV=$(wg genkey)
	WG_CLIENT_PUB=$(echo "$WG_CLIENT_PRIV" \| wg pubkey)
	WG_SERVER_PRIV=$(wg genkey)
	WG_SERVER_PUB=$(echo "$WG_SERVER_PRIV" \| wg pubkey)

	printf '[Interface]\nPrivateKey = %s\nListenPort = 51820\n\n[Peer]\nPublicKey = %s\nAllowedIPs = 10.200.0.1/32\n' \
	"$WG_SERVER_PRIV" "$WG_CLIENT_PUB" > /tmp/wg-server.conf

	sudo ip netns exec ns2 $WG_OBFS -i 10.0.0.2 -p $PORTS -t 127.0.0.1:51820 -k "$KEY" > /tmp/wg-obfs-server.log 2>&1 &
	G2PID=$!
	sleep 1
	sudo ip netns exec ns1 $WG_OBFS -i 127.0.0.1 -p $PORTS -t 10.0.0.2:$PORTS -k "$KEY" > /tmp/wg-obfs-client.log 2>&1 &
	G1PID=$!
	sleep 2

	sudo ip netns exec ns2 ip link add wg0 type wireguard
	sudo ip netns exec ns2 ip addr add 10.200.0.2/24 dev wg0
	sudo ip netns exec ns2 wg setconf wg0 /tmp/wg-server.conf
	sudo ip netns exec ns2 ip link set wg0 mtu 1420 up

	printf '[Interface]\nPrivateKey = %s\n\n[Peer]\nPublicKey = %s\nEndpoint = 127.0.0.1:%s\nAllowedIPs = 10.200.0.0/24\nPersistentKeepalive = 5\n' \
	"$WG_CLIENT_PRIV" "$WG_SERVER_PUB" "$PORTS" > /tmp/wg-client-tunnel.conf
	sudo ip netns exec ns1 ip link add wg0 type wireguard
	sudo ip netns exec ns1 ip addr add 10.200.0.1/24 dev wg0
	sudo ip netns exec ns1 wg setconf wg0 /tmp/wg-client-tunnel.conf
	sudo ip netns exec ns1 ip link set wg0 mtu 1420 up

	sleep 4
	sudo ip netns exec ns1 ping -c2 -i0.2 -W2 10.200.0.2 \|\| true

	set +e
	timeout 15 sudo ip netns exec ns2 iperf3 -s -1 -p 5201 &
	sleep 1
	timeout 15 sudo ip netns exec ns1 iperf3 -c 10.200.0.2 -p 5201 -P 4 -t 5 2>&1 \| tee /tmp/iperf_tcp.txt \|\| true
	WGOBFS_TCP=$(grep "SUM" /tmp/iperf_tcp.txt \| tail -1 \| awk '{print $6, $7}') \|\| true
	[ -z "$WGOBFS_TCP" ] && WGOBFS_TCP=$(grep "sender" /tmp/iperf_tcp.txt \| tail -1 \| awk '{print $7, $8}') \|\| true

	sleep 2
	timeout 15 sudo ip netns exec ns2 iperf3 -s -1 -p 5202 &
	sleep 1
	timeout 15 sudo ip netns exec ns1 iperf3 -c 10.200.0.2 -p 5202 -u -b 2G -t 5 2>&1 \| tee /tmp/iperf_udp.txt \|\| true
	WGOBFS_UDP=$(grep "receiver" /tmp/iperf_udp.txt \| awk '{print $7, $8}') \|\| true
	WGOBFS_UDP_LOSS=$(grep "receiver" /tmp/iperf_udp.txt \| grep -oP '\(\K[^)]+' \|\| echo "?")
	set -e

	sudo kill -9 $G1PID $G2PID 2>/dev/null \|\| true

	echo "WGOBFS_TCP=$WGOBFS_TCP" >> $GITHUB_OUTPUT
	echo "WGOBFS_UDP=$WGOBFS_UDP" >> $GITHUB_OUTPUT
	echo "WGOBFS_UDP_LOSS=$WGOBFS_UDP_LOSS" >> $GITHUB_OUTPUT

	benchmark-gutd:
	needs: benchmark-wgobfs
	name: Benchmark gutd
	runs-on: ubuntu-22.04
	outputs:
	tcp: ${{ steps.run-test.outputs.GUTD_TCP }}
	udp: ${{ steps.run-test.outputs.GUTD_UDP }}
	loss: ${{ steps.run-test.outputs.GUTD_UDP_LOSS }}
	tag: ${{ steps.run-test.outputs.GUTD_LATEST_TAG }}
	steps:
	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y iperf3 iproute2 iputils-ping wireguard-tools jq curl

	- name: Download latest gutd release
	run: \|
	echo "Fetching latest sh0rch/gutd..."
	LATEST_URL=$(curl -s https://api.github.com/repos/${{ github.repository }}/releases/latest \| jq -r '.assets[] \| select(.name\|test("^gutd-x86_64-.*$")) \| .browser_download_url')
	RELEASE_TAG=$(curl -s https://api.github.com/repos/${{ github.repository }}/releases/latest \| jq -r '.tag_name')
	curl -LO $LATEST_URL
	chmod +x gutd-x86_64-*
	sudo mv gutd-x86_64-* /usr/local/bin/gutd
	echo "TAG=$RELEASE_TAG" >> $GITHUB_ENV

	- name: Run gutd Test
	id: run-test
	run: \|
	set -ex
	KEY=$(openssl rand -hex 32)
	PORTS="41000"
	GUTD="/usr/local/bin/gutd"

	# Mount bpffs
	sudo mount -t bpf bpf /sys/fs/bpf 2>/dev/null \|\| true

	sudo ip netns add ns1
	sudo ip netns add ns2
	sudo ip link add veth1 type veth peer name veth2
	sudo ip link set veth1 netns ns1
	sudo ip link set veth2 netns ns2
	sudo ip netns exec ns1 bash -c 'ip link set lo up; ip link set veth1 up; ip addr add 10.0.0.1/24 dev veth1'
	sudo ip netns exec ns2 bash -c 'ip link set lo up; ip link set veth2 up; ip addr add 10.0.0.2/24 dev veth2'

	sudo ip netns exec ns1 ip link set dev veth1 gso_max_size 1492 2>/dev/null \|\| true
	sudo ip netns exec ns2 ip link set dev veth2 gso_max_size 1492 2>/dev/null \|\| true

	WG_CLIENT_PRIV=$(wg genkey)
	WG_CLIENT_PUB=$(echo "$WG_CLIENT_PRIV" \| wg pubkey)
	WG_SERVER_PRIV=$(wg genkey)
	WG_SERVER_PUB=$(echo "$WG_SERVER_PRIV" \| wg pubkey)

	printf '[Interface]\nPrivateKey = %s\nListenPort = 51820\n\n[Peer]\nPublicKey = %s\nAllowedIPs = 10.200.0.1/32\n' \
	"$WG_SERVER_PRIV" "$WG_CLIENT_PUB" > /tmp/wg-server.conf

	printf '[global]\n[peer]\nname = gut1\nmtu = 1500\nnic = veth1\naddress = 192.168.99.1/30\nbind_ip = 10.0.0.1\npeer_ip = 10.0.0.2\nports = %s\nkey = %s\n' \
	"$PORTS" "$KEY" > /tmp/g1.conf
	printf '[global]\n[peer]\nname = gut2\nmtu = 1500\nnic = veth2\naddress = 192.168.99.2/30\nbind_ip = 10.0.0.2\npeer_ip = 10.0.0.1\nports = %s\nkey = %s\n' \
	"$PORTS" "$KEY" > /tmp/g2.conf

	sudo ip netns exec ns1 $GUTD --config /tmp/g1.conf > /tmp/gutd-ns1.log 2>&1 &
	G1PID=$!
	sleep 1
	sudo ip netns exec ns2 $GUTD --config /tmp/g2.conf > /tmp/gutd-ns2.log 2>&1 &
	G2PID=$!
	sleep 2

	sudo ip netns exec ns2 ip link add wg0 type wireguard
	sudo ip netns exec ns2 ip addr add 10.200.0.2/24 dev wg0
	sudo ip netns exec ns2 wg setconf wg0 /tmp/wg-server.conf
	sudo ip netns exec ns2 ip link set wg0 mtu 1420 up

	printf '[Interface]\nPrivateKey = %s\n\n[Peer]\nPublicKey = %s\nEndpoint = 192.168.99.2:51820\nAllowedIPs = 10.200.0.0/24\nPersistentKeepalive = 5\n' \
	"$WG_CLIENT_PRIV" "$WG_SERVER_PUB" > /tmp/wg-client-tunnel.conf
	sudo ip netns exec ns1 ip link add wg0 type wireguard
	sudo ip netns exec ns1 ip addr add 10.200.0.1/24 dev wg0
	sudo ip netns exec ns1 wg setconf wg0 /tmp/wg-client-tunnel.conf
	sudo ip netns exec ns1 ip link set wg0 mtu 1420 up

	sleep 4
	sudo ip netns exec ns1 ping -c2 -i0.2 -W2 10.200.0.2 \|\| true

	set +e
	timeout 15 sudo ip netns exec ns2 iperf3 -s -1 -p 5201 &
	sleep 1
	timeout 15 sudo ip netns exec ns1 iperf3 -c 10.200.0.2 -p 5201 -P 4 -t 5 2>&1 \| tee /tmp/iperf_tcp.txt \|\| true
	GUTD_TCP=$(grep "SUM.*sender" /tmp/iperf_tcp.txt \| awk '{print $6, $7}') \|\| true
	[ -z "$GUTD_TCP" ] && GUTD_TCP=$(grep "sender" /tmp/iperf_tcp.txt \| tail -1 \| awk '{print $7, $8}') \|\| true

	sleep 2
	timeout 15 sudo ip netns exec ns2 iperf3 -s -1 -p 5202 &
	sleep 1
	timeout 15 sudo ip netns exec ns1 iperf3 -c 10.200.0.2 -p 5202 -u -b 2G -t 5 2>&1 \| tee /tmp/iperf_udp.txt \|\| true
	GUTD_UDP=$(grep "receiver" /tmp/iperf_udp.txt \| awk '{print $7, $8}') \|\| true
	GUTD_UDP_LOSS=$(grep "receiver" /tmp/iperf_udp.txt \| grep -oP '\(\K[^)]+' \|\| echo "?")
	set -e

	sudo kill -9 $G1PID $G2PID 2>/dev/null \|\| true

	echo "GUTD_TCP=$GUTD_TCP" >> $GITHUB_OUTPUT
	echo "GUTD_UDP=$GUTD_UDP" >> $GITHUB_OUTPUT
	echo "GUTD_UDP_LOSS=$GUTD_UDP_LOSS" >> $GITHUB_OUTPUT
	echo "GUTD_LATEST_TAG=$TAG" >> $GITHUB_OUTPUT

	benchmark-gutd-userspace:
	needs: benchmark-gutd
	name: Benchmark gutd
	runs-on: ubuntu-22.04
	outputs:
	tcp: ${{ steps.run-test.outputs.GUTD_USERSPACE_TCP }}
	udp: ${{ steps.run-test.outputs.GUTD_USERSPACE_UDP }}
	loss: ${{ steps.run-test.outputs.GUTD_USERSPACE_UDP_LOSS }}
	tag: ${{ steps.run-test.outputs.GUTD_USERSPACE_LATEST_TAG }}
	steps:
	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y iperf3 iproute2 iputils-ping wireguard-tools jq curl

	- name: Download latest gutd release
	run: \|
	echo "Fetching latest sh0rch/gutd..."
	LATEST_URL=$(curl -s https://api.github.com/repos/${{ github.repository }}/releases/latest \| jq -r '.assets[] \| select(.name\|test("^gutd-x86_64-.*$")) \| .browser_download_url')
	RELEASE_TAG=$(curl -s https://api.github.com/repos/${{ github.repository }}/releases/latest \| jq -r '.tag_name')
	curl -LO $LATEST_URL
	chmod +x gutd-x86_64-*
	sudo mv gutd-x86_64-* /usr/local/bin/gutd
	echo "TAG=$RELEASE_TAG" >> $GITHUB_ENV

	- name: Run gutd Test
	id: run-test
	run: \|
	set -ex
	KEY=$(openssl rand -hex 32)
	PORTS="41000"
	GUTD="/usr/local/bin/gutd"

	# Mount bpffs
	sudo mount -t bpf bpf /sys/fs/bpf 2>/dev/null \|\| true

	sudo ip netns add ns1
	sudo ip netns add ns2
	sudo ip link add veth1 type veth peer name veth2
	sudo ip link set veth1 netns ns1
	sudo ip link set veth2 netns ns2
	sudo ip netns exec ns1 bash -c 'ip link set lo up; ip link set veth1 up; ip addr add 10.0.0.1/24 dev veth1'
	sudo ip netns exec ns2 bash -c 'ip link set lo up; ip link set veth2 up; ip addr add 10.0.0.2/24 dev veth2'

	sudo ip netns exec ns1 ip link set dev veth1 gso_max_size 1492 2>/dev/null \|\| true
	sudo ip netns exec ns2 ip link set dev veth2 gso_max_size 1492 2>/dev/null \|\| true

	WG_CLIENT_PRIV=$(wg genkey)
	WG_CLIENT_PUB=$(echo "$WG_CLIENT_PRIV" \| wg pubkey)
	WG_SERVER_PRIV=$(wg genkey)
	WG_SERVER_PUB=$(echo "$WG_SERVER_PRIV" \| wg pubkey)

	printf '[Interface]\nPrivateKey = %s\nListenPort = 51820\n\n[Peer]\nPublicKey = %s\nAllowedIPs = 10.200.0.1/32\n' \
	"$WG_SERVER_PRIV" "$WG_CLIENT_PUB" > /tmp/wg-server.conf

	printf '[global]\nuserspace_only = true\n[peer]\nname = gut1\nmtu = 1500\nnic = veth1\naddress = 192.168.99.2/30\nbind_ip = 0.0.0.0\npeer_ip = 10.0.0.2\nports = %s\nkey = %s\n' \
	"$PORTS" "$KEY" > /tmp/g1.conf
	printf '[global]\nuserspace_only = true\n[peer]\nname = gut2\nmtu = 1500\nnic = veth2\naddress = 192.168.99.1/30\nbind_ip = 0.0.0.0\npeer_ip = 10.0.0.1\nports = %s\nkey = %s\n' \
	"$PORTS" "$KEY" > /tmp/g2.conf

	sudo ip netns exec ns1 $GUTD --config /tmp/g1.conf > /tmp/gutd-ns1.log 2>&1 &
	G1PID=$!
	sleep 1
	sudo ip netns exec ns2 $GUTD --config /tmp/g2.conf > /tmp/gutd-ns2.log 2>&1 &
	G2PID=$!
	sleep 2

	sudo ip netns exec ns2 ip link add wg0 type wireguard
	sudo ip netns exec ns2 ip addr add 10.200.0.2/24 dev wg0
	sudo ip netns exec ns2 wg setconf wg0 /tmp/wg-server.conf
	sudo ip netns exec ns2 ip link set wg0 mtu 1420 up

	printf '[Interface]\nPrivateKey = %s\n\n[Peer]\nPublicKey = %s\nEndpoint = 127.0.0.1:51820\nAllowedIPs = 10.200.0.0/24\nPersistentKeepalive = 5\n' \
	"$WG_CLIENT_PRIV" "$WG_SERVER_PUB" > /tmp/wg-client-tunnel.conf
	sudo ip netns exec ns1 ip link add wg0 type wireguard
	sudo ip netns exec ns1 ip addr add 10.200.0.1/24 dev wg0
	sudo ip netns exec ns1 wg setconf wg0 /tmp/wg-client-tunnel.conf
	sudo ip netns exec ns1 ip link set wg0 mtu 1420 up

	sleep 4
	sudo ip netns exec ns1 ping -c2 -i0.2 -W2 10.200.0.2 \|\| true

	set +e
	timeout 15 sudo ip netns exec ns2 iperf3 -s -1 -p 5201 &
	sleep 1
	timeout 15 sudo ip netns exec ns1 iperf3 -c 10.200.0.2 -p 5201 -P 4 -t 5 2>&1 \| tee /tmp/iperf_tcp.txt \|\| true
	GUTD_USERSPACE_TCP=$(grep "SUM.*sender" /tmp/iperf_tcp.txt \| awk '{print $6, $7}') \|\| true
	[ -z "$GUTD_USERSPACE_TCP" ] && GUTD_USERSPACE_TCP=$(grep "sender" /tmp/iperf_tcp.txt \| tail -1 \| awk '{print $7, $8}') \|\| true

	sleep 2
	timeout 15 sudo ip netns exec ns2 iperf3 -s -1 -p 5202 &
	sleep 1
	timeout 15 sudo ip netns exec ns1 iperf3 -c 10.200.0.2 -p 5202 -u -b 2G -t 5 2>&1 \| tee /tmp/iperf_udp.txt \|\| true
	GUTD_USERSPACE_UDP=$(grep "receiver" /tmp/iperf_udp.txt \| awk '{print $7, $8}') \|\| true
	GUTD_USERSPACE_UDP_LOSS=$(grep "receiver" /tmp/iperf_udp.txt \| grep -oP '\(\K[^)]+' \|\| echo "?")
	set -e

	sudo kill -9 $G1PID $G2PID 2>/dev/null \|\| true

	echo "GUTD_USERSPACE_TCP=$GUTD_USERSPACE_TCP" >> $GITHUB_OUTPUT
	echo "GUTD_USERSPACE_UDP=$GUTD_USERSPACE_UDP" >> $GITHUB_OUTPUT
	echo "GUTD_USERSPACE_UDP_LOSS=$GUTD_USERSPACE_UDP_LOSS" >> $GITHUB_OUTPUT
	echo "GUTD_USERSPACE_LATEST_TAG=$TAG" >> $GITHUB_OUTPUT

	publish-results:
	name: Compare & Publish
	needs: [benchmark-wgobfs, benchmark-gutd, benchmark-gutd-userspace]
	runs-on: ubuntu-22.04
	steps:
	- name: Publish Comparative Summary
	env:
	WGOBFS_TCP: ${{ needs.benchmark-wgobfs.outputs.tcp }}
	WGOBFS_UDP: ${{ needs.benchmark-wgobfs.outputs.udp }}
	WGOBFS_UDP_LOSS: ${{ needs.benchmark-wgobfs.outputs.loss }}
	GUTD_TCP: ${{ needs.benchmark-gutd.outputs.tcp }}
	GUTD_UDP: ${{ needs.benchmark-gutd.outputs.udp }}
	GUTD_UDP_LOSS: ${{ needs.benchmark-gutd.outputs.loss }}
	GUTD_USERSPACE_TCP: ${{ needs.benchmark-gutd-userspace.outputs.tcp }}
	GUTD_USERSPACE_UDP: ${{ needs.benchmark-gutd-userspace.outputs.udp }}
	GUTD_USERSPACE_UDP_LOSS: ${{ needs.benchmark-gutd-userspace.outputs.loss }}
	GUTD_LATEST_TAG: ${{ needs.benchmark-gutd.outputs.tag }}
	run: \|
	echo "## Benchmark: wg-obfuscator vs gutd" >> $GITHUB_STEP_SUMMARY
	echo "\| Tool \| TCP Bandwidth \| UDP Bandwidth \| UDP Loss \|" >> $GITHUB_STEP_SUMMARY
	echo "\|---\|---\|---\|---\|" >> $GITHUB_STEP_SUMMARY
	echo "\| gutd (eBPF) ([$GUTD_LATEST_TAG](https://github.com/${{ github.repository }}/releases/tag/$GUTD_LATEST_TAG)) \| $GUTD_TCP \| $GUTD_UDP \| $GUTD_UDP_LOSS \|" >> $GITHUB_STEP_SUMMARY
	echo "\| gutd (Userspace) ([$GUTD_LATEST_TAG](https://github.com/${{ github.repository }}/releases/tag/$GUTD_LATEST_TAG)) \| $GUTD_USERSPACE_TCP \| $GUTD_USERSPACE_UDP \| $GUTD_USERSPACE_UDP_LOSS \|" >> $GITHUB_STEP_SUMMARY
	echo "\| wg-obfuscator (latest) \| $WGOBFS_TCP \| $WGOBFS_UDP \| $WGOBFS_UDP_LOSS \|" >> $GITHUB_STEP_SUMMARY

	- name: Checkout repository
	uses: actions/checkout@v4
	if: inputs.update_readme

	- name: Update README with metrics
	if: inputs.update_readme
	env:
	WGOBFS_TCP: ${{ needs.benchmark-wgobfs.outputs.tcp }}
	WGOBFS_UDP: ${{ needs.benchmark-wgobfs.outputs.udp }}
	WGOBFS_UDP_LOSS: ${{ needs.benchmark-wgobfs.outputs.loss }}
	GUTD_TCP: ${{ needs.benchmark-gutd.outputs.tcp }}
	GUTD_UDP: ${{ needs.benchmark-gutd.outputs.udp }}
	GUTD_UDP_LOSS: ${{ needs.benchmark-gutd.outputs.loss }}
	GUTD_USERSPACE_TCP: ${{ needs.benchmark-gutd-userspace.outputs.tcp }}
	GUTD_USERSPACE_UDP: ${{ needs.benchmark-gutd-userspace.outputs.udp }}
	GUTD_USERSPACE_UDP_LOSS: ${{ needs.benchmark-gutd-userspace.outputs.loss }}
	GUTD_LATEST_TAG: ${{ needs.benchmark-gutd.outputs.tag }}
	run: \|
	DATE_STR=$(date +'%Y-%m-%d %H:%M')

	cat > /tmp/snippet.txt <<SNIPPET
	<!-- INTEGRATION_TEST_RESULTS_START -->
	### Benchmark: gutd vs wg-obfuscator
	\| Tool \| TCP Bandwidth \| UDP Bandwidth \| UDP Loss \|
	\|---\|---\|---\|---\|
	\| gutd (eBPF) ([$GUTD_LATEST_TAG](https://github.com/${{ github.repository }}/releases/tag/$GUTD_LATEST_TAG)) \| $GUTD_TCP \| $GUTD_UDP \| $GUTD_UDP_LOSS \|
	\| gutd (Userspace) ([$GUTD_LATEST_TAG](https://github.com/${{ github.repository }}/releases/tag/$GUTD_LATEST_TAG)) \| $GUTD_USERSPACE_TCP \| $GUTD_USERSPACE_UDP \| $GUTD_USERSPACE_UDP_LOSS \|
	\| wg-obfuscator ([v1.5](https://github.com/ClusterM/wg-obfuscator/releases)) \| $WGOBFS_TCP \| $WGOBFS_UDP \| $WGOBFS_UDP_LOSS \|
	<sub><i>* Performance measured using \`iperf3\` between 2 isolated network namespaces on GitHub Actions Ubuntu 22.04 runners. [See test logic and full logs](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}). Last updated: $DATE_STR</i></sub>
	<!-- INTEGRATION_TEST_RESULTS_END -->
	SNIPPET

	awk '
	/<!-- INTEGRATION_TEST_RESULTS_START -->/ {
	while ((getline line < "/tmp/snippet.txt") > 0) print line
	skip = 1
	next
	}
	/<!-- INTEGRATION_TEST_RESULTS_END -->/ {
	skip = 0
	next
	}
	!skip { print }
	' README.md > README.md.tmp && mv README.md.tmp README.md

	git config --global user.name "github-actions[bot]"
	git config --global user.email "github-actions[bot]@users.noreply.github.com"
	git add README.md
	git diff --staged --quiet \|\| git commit -m "docs: Update benchmark results in README"
	git push origin HEAD:${{ github.ref_name }}

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Benchmark Compare Releases #55

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Benchmark Compare Releases #55

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