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// Copyright 2020 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package network
import (
"os"
"strconv"
"testing"
"gvisor.dev/gvisor/pkg/test/dockerutil"
"gvisor.dev/gvisor/test/benchmarks/harness"
"gvisor.dev/gvisor/test/benchmarks/tools"
)
// see Dockerfile '//images/benchmarks/httpd'.
var httpdDocs = map[string]string{
"notfound": "notfound",
"1Kb": "latin1k.txt",
"10Kb": "latin10k.txt",
"100Kb": "latin100k.txt",
"1Mb": "latin1024k.txt",
"10Mb": "latin10240k.txt",
}
// BenchmarkHttpd iterates over different sized payloads and concurrency, testing
// how well the runtime handles sending different payload sizes.
func BenchmarkHttpd(b *testing.B) {
benchmarkHttpdDocSize(b)
}
// BenchmarkContinuousHttpd runs specific benchmarks for continous jobs.
// The runtime under test is the server serving a runc client.
func BenchmarkContinuousHttpd(b *testing.B) {
sizes := []string{"10Kb", "100Kb", "1Mb"}
threads := []int{1, 25, 100, 1000}
benchmarkHttpdContinuous(b, threads, sizes)
}
// benchmarkHttpdDocSize iterates through all doc sizes, running subbenchmarks
// for each size.
func benchmarkHttpdDocSize(b *testing.B) {
b.Helper()
for size, filename := range httpdDocs {
concurrency := []int{1, 25, 50, 100, 1000}
for _, c := range concurrency {
fsize := tools.Parameter{
Name: "filesize",
Value: size,
}
concurrency := tools.Parameter{
Name: "concurrency",
Value: strconv.Itoa(c),
}
name, err := tools.ParametersToName(fsize, concurrency)
if err != nil {
b.Fatalf("Failed to parse parameters: %v", err)
}
b.Run(name, func(b *testing.B) {
hey := &tools.Hey{
Requests: b.N,
Concurrency: c,
Doc: filename,
}
runHttpd(b, hey)
})
}
}
}
// benchmarkHttpdContinuous iterates through given sizes and concurrencies.
func benchmarkHttpdContinuous(b *testing.B, concurrency []int, sizes []string) {
for _, size := range sizes {
filename := httpdDocs[size]
for _, c := range concurrency {
fsize := tools.Parameter{
Name: "filesize",
Value: size,
}
threads := tools.Parameter{
Name: "concurrency",
Value: strconv.Itoa(c),
}
name, err := tools.ParametersToName(fsize, threads)
if err != nil {
b.Fatalf("Failed to parse parameters: %v", err)
}
b.Run(name, func(b *testing.B) {
hey := &tools.Hey{
Requests: b.N,
Concurrency: c,
Doc: filename,
}
runHttpd(b, hey)
})
}
}
}
// runHttpd configures the static serving methods to run httpd.
func runHttpd(b *testing.B, hey *tools.Hey) {
// httpd runs on port 80.
port := 80
httpdRunOpts := dockerutil.RunOpts{
Image: "benchmarks/httpd",
Ports: []int{port},
Env: []string{
// Standard environmental variables for httpd.
"APACHE_RUN_DIR=/tmp",
"APACHE_RUN_USER=nobody",
"APACHE_RUN_GROUP=nogroup",
"APACHE_LOG_DIR=/tmp",
"APACHE_PID_FILE=/tmp/apache.pid",
},
}
httpdCmd := []string{"sh", "-c", "mkdir -p /tmp/html; cp -r /local/* /tmp/html/.; apache2 -X"}
runStaticServer(b, httpdRunOpts, httpdCmd, port, hey)
}
func TestMain(m *testing.M) {
harness.Init()
os.Exit(m.Run())
}
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