63 lines
1.7 KiB
Go
63 lines
1.7 KiB
Go
|
// Copyright 2021 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 fsstress runs fsstress tool inside a docker container.
|
||
|
package fsstress
|
||
|
|
||
|
import (
|
||
|
"context"
|
||
|
"math/rand"
|
||
|
"strconv"
|
||
|
"strings"
|
||
|
"testing"
|
||
|
"time"
|
||
|
|
||
|
"gvisor.dev/gvisor/pkg/test/dockerutil"
|
||
|
)
|
||
|
|
||
|
func init() {
|
||
|
rand.Seed(int64(time.Now().Nanosecond()))
|
||
|
}
|
||
|
|
||
|
func fsstress(t *testing.T, dir string) {
|
||
|
ctx := context.Background()
|
||
|
d := dockerutil.MakeContainer(ctx, t)
|
||
|
defer d.CleanUp(ctx)
|
||
|
|
||
|
const (
|
||
|
operations = "10000"
|
||
|
processes = "100"
|
||
|
image = "basic/fsstress"
|
||
|
)
|
||
|
seed := strconv.FormatUint(uint64(rand.Uint32()), 10)
|
||
|
args := []string{"-d", dir, "-n", operations, "-p", processes, "-seed", seed, "-X"}
|
||
|
t.Logf("Repro: docker run --rm --runtime=runsc %s %s", image, strings.Join(args, ""))
|
||
|
out, err := d.Run(ctx, dockerutil.RunOpts{Image: image}, args...)
|
||
|
if err != nil {
|
||
|
t.Fatalf("docker run failed: %v\noutput: %s", err, out)
|
||
|
}
|
||
|
lines := strings.SplitN(out, "\n", 2)
|
||
|
if len(lines) > 1 || !strings.HasPrefix(out, "seed =") {
|
||
|
t.Fatalf("unexpected output: %s", out)
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func TestFsstressGofer(t *testing.T) {
|
||
|
fsstress(t, "/test")
|
||
|
}
|
||
|
|
||
|
func TestFsstressTmpfs(t *testing.T) {
|
||
|
fsstress(t, "/tmp")
|
||
|
}
|