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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 (
"context"
"fmt"
"strconv"
"testing"
"time"
"gvisor.dev/gvisor/pkg/test/dockerutil"
"gvisor.dev/gvisor/test/benchmarks/harness"
"gvisor.dev/gvisor/test/benchmarks/tools"
)
// BenchmarkRuby runs requests using 'hey' against a ruby application server.
// On start, ruby app generates some random data and pushes it to a redis
// instance. On a request, the app grabs for random entries from the redis
// server, publishes it to a document, and returns the doc to the request.
func BenchmarkRuby(b *testing.B) {
concurrency := []int{1, 5, 10, 25}
for _, c := range concurrency {
param := tools.Parameter{
Name: "concurrency",
Value: strconv.Itoa(c),
}
name, err := tools.ParametersToName(param)
if err != nil {
b.Fatalf("Failed to parse parameters: %v", err)
}
b.Run(name, func(b *testing.B) {
hey := &tools.Hey{
Requests: b.N * c, // b.N requests per thread.
Concurrency: c,
}
runRuby(b, hey)
})
}
}
// runRuby runs the test for a given # of requests and concurrency.
func runRuby(b *testing.B, hey *tools.Hey) {
b.Helper()
// The machine to hold Redis and the Ruby Server.
serverMachine, err := h.GetMachine()
if err != nil {
b.Fatalf("failed to get machine with: %v", err)
}
defer serverMachine.CleanUp()
// The machine to run 'hey'.
clientMachine, err := h.GetMachine()
if err != nil {
b.Fatalf("failed to get machine with: %v", err)
}
defer clientMachine.CleanUp()
ctx := context.Background()
// Spawn a redis instance for the app to use.
redis := serverMachine.GetNativeContainer(ctx, b)
if err := redis.Spawn(ctx, dockerutil.RunOpts{
Image: "benchmarks/redis",
}); err != nil {
b.Fatalf("failed to spwan redis instance: %v", err)
}
defer redis.CleanUp(ctx)
if out, err := redis.WaitForOutput(ctx, "Ready to accept connections", 3*time.Second); err != nil {
b.Fatalf("failed to start redis server: %v %s", err, out)
}
redisIP, err := redis.FindIP(ctx, false)
if err != nil {
b.Fatalf("failed to get IP from redis instance: %v", err)
}
// Ruby runs on port 9292.
const port = 9292
// Start-up the Ruby server.
rubyApp := serverMachine.GetContainer(ctx, b)
if err := rubyApp.Spawn(ctx, dockerutil.RunOpts{
Image: "benchmarks/ruby",
WorkDir: "/app",
Links: []string{redis.MakeLink("redis")},
Ports: []int{port},
Env: []string{
fmt.Sprintf("PORT=%d", port),
"WEB_CONCURRENCY=20",
"WEB_MAX_THREADS=20",
"RACK_ENV=production",
fmt.Sprintf("HOST=%s", redisIP),
},
User: "nobody",
}, "sh", "-c", "/usr/bin/puma"); err != nil {
b.Fatalf("failed to spawn node instance: %v", err)
}
defer rubyApp.CleanUp(ctx)
servingIP, err := serverMachine.IPAddress()
if err != nil {
b.Fatalf("failed to get ip from server: %v", err)
}
servingPort, err := rubyApp.FindPort(ctx, port)
if err != nil {
b.Fatalf("failed to port from node instance: %v", err)
}
// Wait until the Client sees the server as up.
if err := harness.WaitUntilServing(ctx, clientMachine, servingIP, servingPort); err != nil {
b.Fatalf("failed to wait until serving: %v", err)
}
heyCmd := hey.MakeCmd(servingIP, servingPort)
rubyApp.RestartProfiles()
b.ResetTimer()
// the client should run on Native.
client := clientMachine.GetNativeContainer(ctx, b)
defer client.CleanUp(ctx)
out, err := client.Run(ctx, dockerutil.RunOpts{
Image: "benchmarks/hey",
}, heyCmd...)
if err != nil {
b.Fatalf("hey container failed: %v logs: %s", err, out)
}
// Stop the timer to parse the data and report stats.
b.StopTimer()
hey.Report(b, out)
b.StartTimer()
}
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