containerd/checkpoint_test.go
Michael Crosby bdf9f5f738 Merge pull request #963 from stevvooe/namespaces-support
namespaces: support within containerd
2017-06-06 14:45:25 -07:00

203 lines
3.5 KiB
Go

package containerd
import (
"syscall"
"testing"
)
func TestCheckpointRestore(t *testing.T) {
if testing.Short() {
t.Skip()
}
if !supportsCriu {
t.Skip("system does not have criu installed")
}
client, err := New(address)
if err != nil {
t.Fatal(err)
}
defer client.Close()
var (
ctx, cancel = testContext()
id = "CheckpointRestore"
)
defer cancel()
image, err := client.GetImage(ctx, testImage)
if err != nil {
t.Error(err)
return
}
spec, err := GenerateSpec(WithImageConfig(ctx, image), WithProcessArgs("sleep", "100"))
if err != nil {
t.Error(err)
return
}
container, err := client.NewContainer(ctx, id, WithSpec(spec), WithImage(image), WithNewRootFS(id, image))
if err != nil {
t.Error(err)
return
}
defer container.Delete(ctx)
task, err := container.NewTask(ctx, empty())
if err != nil {
t.Error(err)
return
}
defer task.Delete(ctx)
statusC := make(chan uint32, 1)
go func() {
status, err := task.Wait(ctx)
if err != nil {
t.Error(err)
}
statusC <- status
}()
if err := task.Start(ctx); err != nil {
t.Error(err)
return
}
checkpoint, err := task.Checkpoint(ctx, WithExit)
if err != nil {
t.Error(err)
return
}
<-statusC
if _, err := task.Delete(ctx); err != nil {
t.Error(err)
return
}
if task, err = container.NewTask(ctx, empty(), WithTaskCheckpoint(checkpoint)); err != nil {
t.Error(err)
return
}
defer task.Delete(ctx)
go func() {
status, err := task.Wait(ctx)
if err != nil {
t.Error(err)
}
statusC <- status
}()
if err := task.Start(ctx); err != nil {
t.Error(err)
return
}
if err := task.Kill(ctx, syscall.SIGKILL); err != nil {
t.Error(err)
return
}
<-statusC
}
func TestCheckpointRestoreNewContainer(t *testing.T) {
if testing.Short() {
t.Skip()
}
if !supportsCriu {
t.Skip("system does not have criu installed")
}
client, err := New(address)
if err != nil {
t.Fatal(err)
}
defer client.Close()
const id = "CheckpointRestoreNewContainer"
ctx, cancel := testContext()
defer cancel()
image, err := client.GetImage(ctx, testImage)
if err != nil {
t.Error(err)
return
}
spec, err := GenerateSpec(WithImageConfig(ctx, image), WithProcessArgs("sleep", "100"))
if err != nil {
t.Error(err)
return
}
container, err := client.NewContainer(ctx, id, WithSpec(spec), WithImage(image), WithNewRootFS(id, image))
if err != nil {
t.Error(err)
return
}
defer container.Delete(ctx)
task, err := container.NewTask(ctx, empty())
if err != nil {
t.Error(err)
return
}
defer task.Delete(ctx)
statusC := make(chan uint32, 1)
go func() {
status, err := task.Wait(ctx)
if err != nil {
t.Error(err)
}
statusC <- status
}()
if err := task.Start(ctx); err != nil {
t.Error(err)
return
}
checkpoint, err := task.Checkpoint(ctx, WithExit)
if err != nil {
t.Error(err)
return
}
<-statusC
if err := container.Delete(ctx); err != nil {
t.Error(err)
return
}
if _, err := task.Delete(ctx); err != nil {
t.Error(err)
return
}
if container, err = client.NewContainer(ctx, id, WithCheckpoint(checkpoint, id)); err != nil {
t.Error(err)
return
}
if task, err = container.NewTask(ctx, empty(), WithTaskCheckpoint(checkpoint)); err != nil {
t.Error(err)
return
}
defer task.Delete(ctx)
go func() {
status, err := task.Wait(ctx)
if err != nil {
t.Error(err)
}
statusC <- status
}()
if err := task.Start(ctx); err != nil {
t.Error(err)
return
}
if err := task.Kill(ctx, syscall.SIGKILL); err != nil {
t.Error(err)
return
}
<-statusC
}