From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:49:45 +0200
Subject: Adding upstream version 6.1.76.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tools/testing/selftests/net/udpgso_bench.sh | 151 ++++++++++++++++++++++++++++
 1 file changed, 151 insertions(+)
 create mode 100755 tools/testing/selftests/net/udpgso_bench.sh

(limited to 'tools/testing/selftests/net/udpgso_bench.sh')

diff --git a/tools/testing/selftests/net/udpgso_bench.sh b/tools/testing/selftests/net/udpgso_bench.sh
new file mode 100755
index 000000000..640bc4345
--- /dev/null
+++ b/tools/testing/selftests/net/udpgso_bench.sh
@@ -0,0 +1,151 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Run a series of udpgso benchmarks
+
+readonly GREEN='\033[0;92m'
+readonly YELLOW='\033[0;33m'
+readonly RED='\033[0;31m'
+readonly NC='\033[0m' # No Color
+readonly TESTPORT=8000
+
+readonly KSFT_PASS=0
+readonly KSFT_FAIL=1
+readonly KSFT_SKIP=4
+
+num_pass=0
+num_err=0
+num_skip=0
+
+kselftest_test_exitcode() {
+	local -r exitcode=$1
+
+	if [[ ${exitcode} -eq ${KSFT_PASS} ]]; then
+		num_pass=$(( $num_pass + 1 ))
+	elif [[ ${exitcode} -eq ${KSFT_SKIP} ]]; then
+		num_skip=$(( $num_skip + 1 ))
+	else
+		num_err=$(( $num_err + 1 ))
+	fi
+}
+
+kselftest_exit() {
+	echo -e "$(basename $0): PASS=${num_pass} SKIP=${num_skip} FAIL=${num_err}"
+
+	if [[ $num_err -ne 0 ]]; then
+		echo -e "$(basename $0): ${RED}FAIL${NC}"
+		exit ${KSFT_FAIL}
+	fi
+
+	if [[ $num_skip -ne 0 ]]; then
+		echo -e "$(basename $0): ${YELLOW}SKIP${NC}"
+		exit ${KSFT_SKIP}
+	fi
+
+	echo -e "$(basename $0): ${GREEN}PASS${NC}"
+	exit ${KSFT_PASS}
+}
+
+wake_children() {
+	local -r jobs="$(jobs -p)"
+
+	if [[ "${jobs}" != "" ]]; then
+		kill -1 ${jobs} 2>/dev/null
+	fi
+}
+trap wake_children EXIT
+
+run_one() {
+	local -r args=$@
+	local nr_socks=0
+	local i=0
+	local -r timeout=10
+
+	./udpgso_bench_rx -p "$TESTPORT" &
+	./udpgso_bench_rx -p "$TESTPORT" -t &
+
+	# Wait for the above test program to get ready to receive connections.
+	while [ "$i" -lt "$timeout" ]; do
+		nr_socks="$(ss -lnHi | grep -c "\*:${TESTPORT}")"
+		[ "$nr_socks" -eq 2 ] && break
+		i=$((i + 1))
+		sleep 1
+	done
+	if [ "$nr_socks" -ne 2 ]; then
+		echo "timed out while waiting for udpgso_bench_rx"
+		exit 1
+	fi
+
+	./udpgso_bench_tx -p "$TESTPORT" ${args}
+}
+
+run_in_netns() {
+	local -r args=$@
+
+	./in_netns.sh $0 __subprocess ${args}
+	kselftest_test_exitcode $?
+}
+
+run_udp() {
+	local -r args=$@
+
+	echo "udp"
+	run_in_netns ${args}
+
+	echo "udp gso"
+	run_in_netns ${args} -S 0
+
+	echo "udp gso zerocopy"
+	run_in_netns ${args} -S 0 -z
+
+	echo "udp gso timestamp"
+	run_in_netns ${args} -S 0 -T
+
+	echo "udp gso zerocopy audit"
+	run_in_netns ${args} -S 0 -z -a
+
+	echo "udp gso timestamp audit"
+	run_in_netns ${args} -S 0 -T -a
+
+	echo "udp gso zerocopy timestamp audit"
+	run_in_netns ${args} -S 0 -T -z -a
+}
+
+run_tcp() {
+	local -r args=$@
+
+	echo "tcp"
+	run_in_netns ${args} -t
+
+	echo "tcp zerocopy"
+	run_in_netns ${args} -t -z
+
+	# excluding for now because test fails intermittently
+	# add -P option to include poll() to reduce possibility of lost messages
+	#echo "tcp zerocopy audit"
+	#run_in_netns ${args} -t -z -P -a
+}
+
+run_all() {
+	local -r core_args="-l 3"
+	local -r ipv4_args="${core_args} -4 -D 127.0.0.1"
+	local -r ipv6_args="${core_args} -6 -D ::1"
+
+	echo "ipv4"
+	run_tcp "${ipv4_args}"
+	run_udp "${ipv4_args}"
+
+	echo "ipv6"
+	run_tcp "${ipv6_args}"
+	run_udp "${ipv6_args}"
+}
+
+if [[ $# -eq 0 ]]; then
+	run_all
+	kselftest_exit
+elif [[ $1 == "__subprocess" ]]; then
+	shift
+	run_one $@
+else
+	run_in_netns $@
+fi
-- 
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