206 lines
7.1 KiB
Go
206 lines
7.1 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 integration
|
|
|
|
import (
|
|
"testing"
|
|
"time"
|
|
|
|
"golang.org/x/net/context"
|
|
|
|
"github.com/containerd/containerd"
|
|
"github.com/containerd/containerd/errdefs"
|
|
"github.com/containerd/containerd/namespaces"
|
|
"github.com/pkg/errors"
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
|
|
)
|
|
|
|
// Test to test the CRI plugin should see image pulled into containerd directly.
|
|
func TestContainerdImage(t *testing.T) {
|
|
var testImage = GetImage(BusyBox)
|
|
ctx := context.Background()
|
|
|
|
t.Logf("make sure the test image doesn't exist in the cri plugin")
|
|
i, err := imageService.ImageStatus(&runtime.ImageSpec{Image: testImage})
|
|
require.NoError(t, err)
|
|
if i != nil {
|
|
require.NoError(t, imageService.RemoveImage(&runtime.ImageSpec{Image: testImage}))
|
|
}
|
|
|
|
t.Logf("pull the image into containerd")
|
|
_, err = containerdClient.Pull(ctx, testImage, containerd.WithPullUnpack, containerd.WithPullLabel("foo", "bar"))
|
|
assert.NoError(t, err)
|
|
defer func() {
|
|
// Make sure the image is cleaned up in any case.
|
|
if err := containerdClient.ImageService().Delete(ctx, testImage); err != nil {
|
|
assert.True(t, errdefs.IsNotFound(err), err)
|
|
}
|
|
assert.NoError(t, imageService.RemoveImage(&runtime.ImageSpec{Image: testImage}))
|
|
}()
|
|
|
|
t.Logf("the image should be seen by the cri plugin")
|
|
var id string
|
|
checkImage := func() (bool, error) {
|
|
img, err := imageService.ImageStatus(&runtime.ImageSpec{Image: testImage})
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
if img == nil {
|
|
t.Logf("Image %q not show up in the cri plugin yet", testImage)
|
|
return false, nil
|
|
}
|
|
id = img.Id
|
|
img, err = imageService.ImageStatus(&runtime.ImageSpec{Image: id})
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
if img == nil {
|
|
// We always generate image id as a reference first, it must
|
|
// be ready here.
|
|
return false, errors.New("can't reference image by id")
|
|
}
|
|
if len(img.RepoTags) != 1 {
|
|
// RepoTags must have been populated correctly.
|
|
return false, errors.Errorf("unexpected repotags: %+v", img.RepoTags)
|
|
}
|
|
if img.RepoTags[0] != testImage {
|
|
return false, errors.Errorf("unexpected repotag %q", img.RepoTags[0])
|
|
}
|
|
return true, nil
|
|
}
|
|
require.NoError(t, Eventually(checkImage, 100*time.Millisecond, 10*time.Second))
|
|
require.NoError(t, Consistently(checkImage, 100*time.Millisecond, time.Second))
|
|
defer func() {
|
|
t.Logf("image should still be seen by id if only tag get deleted")
|
|
if err := containerdClient.ImageService().Delete(ctx, testImage); err != nil {
|
|
assert.True(t, errdefs.IsNotFound(err), err)
|
|
}
|
|
assert.NoError(t, Consistently(func() (bool, error) {
|
|
img, err := imageService.ImageStatus(&runtime.ImageSpec{Image: id})
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
return img != nil, nil
|
|
}, 100*time.Millisecond, time.Second))
|
|
t.Logf("image should be removed from the cri plugin if all references get deleted")
|
|
if err := containerdClient.ImageService().Delete(ctx, id); err != nil {
|
|
assert.True(t, errdefs.IsNotFound(err), err)
|
|
}
|
|
assert.NoError(t, Eventually(func() (bool, error) {
|
|
img, err := imageService.ImageStatus(&runtime.ImageSpec{Image: id})
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
return img == nil, nil
|
|
}, 100*time.Millisecond, 10*time.Second))
|
|
}()
|
|
|
|
t.Logf("the image should be marked as managed")
|
|
imgByRef, err := containerdClient.GetImage(ctx, testImage)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, imgByRef.Labels()["io.cri-containerd.image"], "managed")
|
|
|
|
t.Logf("the image id should be created and managed")
|
|
imgByID, err := containerdClient.GetImage(ctx, id)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, imgByID.Labels()["io.cri-containerd.image"], "managed")
|
|
|
|
t.Logf("the image should be labeled")
|
|
img, err := containerdClient.GetImage(ctx, testImage)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, img.Labels()["foo"], "bar")
|
|
|
|
t.Logf("should be able to start container with the image")
|
|
sb, sbConfig := PodSandboxConfigWithCleanup(t, "sandbox", "containerd-image")
|
|
|
|
cnConfig := ContainerConfig(
|
|
"test-container",
|
|
id,
|
|
WithCommand("sleep", "300"),
|
|
)
|
|
cn, err := runtimeService.CreateContainer(sb, cnConfig, sbConfig)
|
|
require.NoError(t, err)
|
|
require.NoError(t, runtimeService.StartContainer(cn))
|
|
checkContainer := func() (bool, error) {
|
|
s, err := runtimeService.ContainerStatus(cn)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
return s.GetState() == runtime.ContainerState_CONTAINER_RUNNING, nil
|
|
}
|
|
require.NoError(t, Eventually(checkContainer, 100*time.Millisecond, 10*time.Second))
|
|
require.NoError(t, Consistently(checkContainer, 100*time.Millisecond, time.Second))
|
|
}
|
|
|
|
// Test image managed by CRI plugin shouldn't be affected by images in other namespaces.
|
|
func TestContainerdImageInOtherNamespaces(t *testing.T) {
|
|
var testImage = GetImage(BusyBox)
|
|
ctx := context.Background()
|
|
|
|
t.Logf("make sure the test image doesn't exist in the cri plugin")
|
|
i, err := imageService.ImageStatus(&runtime.ImageSpec{Image: testImage})
|
|
require.NoError(t, err)
|
|
if i != nil {
|
|
require.NoError(t, imageService.RemoveImage(&runtime.ImageSpec{Image: testImage}))
|
|
}
|
|
|
|
t.Logf("pull the image into test namespace")
|
|
namespacedCtx := namespaces.WithNamespace(ctx, "test")
|
|
_, err = containerdClient.Pull(namespacedCtx, testImage, containerd.WithPullUnpack)
|
|
assert.NoError(t, err)
|
|
defer func() {
|
|
// Make sure the image is cleaned up in any case.
|
|
if err := containerdClient.ImageService().Delete(namespacedCtx, testImage); err != nil {
|
|
assert.True(t, errdefs.IsNotFound(err), err)
|
|
}
|
|
assert.NoError(t, imageService.RemoveImage(&runtime.ImageSpec{Image: testImage}))
|
|
}()
|
|
|
|
t.Logf("cri plugin should not see the image")
|
|
checkImage := func() (bool, error) {
|
|
img, err := imageService.ImageStatus(&runtime.ImageSpec{Image: testImage})
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
return img == nil, nil
|
|
}
|
|
require.NoError(t, Consistently(checkImage, 100*time.Millisecond, time.Second))
|
|
|
|
PodSandboxConfigWithCleanup(t, "sandbox", "test")
|
|
EnsureImageExists(t, testImage)
|
|
|
|
t.Logf("cri plugin should see the image now")
|
|
img, err := imageService.ImageStatus(&runtime.ImageSpec{Image: testImage})
|
|
require.NoError(t, err)
|
|
assert.NotNil(t, img)
|
|
|
|
t.Logf("remove the image from test namespace")
|
|
require.NoError(t, containerdClient.ImageService().Delete(namespacedCtx, testImage))
|
|
|
|
t.Logf("cri plugin should still see the image")
|
|
checkImage = func() (bool, error) {
|
|
img, err := imageService.ImageStatus(&runtime.ImageSpec{Image: testImage})
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
return img != nil, nil
|
|
}
|
|
assert.NoError(t, Consistently(checkImage, 100*time.Millisecond, time.Second))
|
|
}
|