137 lines
3.0 KiB
Go
137 lines
3.0 KiB
Go
/*
|
|
Copyright The containerd 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 main
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"strings"
|
|
"sync"
|
|
"time"
|
|
|
|
"github.com/containerd/containerd"
|
|
"github.com/containerd/containerd/cio"
|
|
"github.com/containerd/containerd/log"
|
|
"github.com/containerd/containerd/oci"
|
|
)
|
|
|
|
type ctrWorker struct {
|
|
id int
|
|
wg *sync.WaitGroup
|
|
count int
|
|
failures int
|
|
|
|
client *containerd.Client
|
|
image containerd.Image
|
|
commit string
|
|
snapshotter string
|
|
}
|
|
|
|
func (w *ctrWorker) run(ctx, tctx context.Context) {
|
|
defer func() {
|
|
w.wg.Done()
|
|
log.L.Infof("worker %d finished", w.id)
|
|
}()
|
|
for {
|
|
select {
|
|
case <-tctx.Done():
|
|
return
|
|
default:
|
|
}
|
|
|
|
w.count++
|
|
id := w.getID()
|
|
log.L.Debugf("starting container %s", id)
|
|
start := time.Now()
|
|
if err := w.runContainer(ctx, id); err != nil {
|
|
if err != context.DeadlineExceeded ||
|
|
!strings.Contains(err.Error(), context.DeadlineExceeded.Error()) {
|
|
w.failures++
|
|
log.L.WithError(err).Errorf("running container %s", id)
|
|
errCounter.WithValues(err.Error()).Inc()
|
|
|
|
}
|
|
continue
|
|
}
|
|
// only log times are success so we don't skew the results from failures that go really fast
|
|
ct.WithValues(w.commit).UpdateSince(start)
|
|
}
|
|
}
|
|
|
|
func (w *ctrWorker) incCount() {
|
|
w.count++
|
|
}
|
|
|
|
func (w *ctrWorker) getCount() int {
|
|
return w.count
|
|
}
|
|
|
|
func (w *ctrWorker) incFailures() {
|
|
w.failures++
|
|
}
|
|
|
|
func (w *ctrWorker) getFailures() int {
|
|
return w.failures
|
|
}
|
|
|
|
func (w *ctrWorker) runContainer(ctx context.Context, id string) (err error) {
|
|
// fix up cgroups path for a default config
|
|
c, err := w.client.NewContainer(ctx, id,
|
|
containerd.WithSnapshotter(w.snapshotter),
|
|
containerd.WithNewSnapshot(id, w.image),
|
|
containerd.WithNewSpec(oci.WithImageConfig(w.image), oci.WithUsername("games"), oci.WithProcessArgs("true")),
|
|
)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer func() {
|
|
if derr := c.Delete(ctx, containerd.WithSnapshotCleanup); err == nil {
|
|
err = derr
|
|
}
|
|
}()
|
|
task, err := c.NewTask(ctx, cio.NullIO)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer func() {
|
|
if _, derr := task.Delete(ctx, containerd.WithProcessKill); err == nil {
|
|
err = derr
|
|
}
|
|
}()
|
|
statusC, err := task.Wait(ctx)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if err := task.Start(ctx); err != nil {
|
|
return err
|
|
}
|
|
status := <-statusC
|
|
_, _, err = status.Result()
|
|
if err != nil {
|
|
if err == context.DeadlineExceeded || err == context.Canceled {
|
|
return nil
|
|
}
|
|
w.failures++
|
|
errCounter.WithValues(err.Error()).Inc()
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (w *ctrWorker) getID() string {
|
|
return fmt.Sprintf("%d-%d", w.id, w.count)
|
|
}
|