91 lines
3.2 KiB
Go
91 lines
3.2 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 (
|
|
"path/filepath"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/containerd/containerd/integration/images"
|
|
"github.com/stretchr/testify/require"
|
|
exec "golang.org/x/sys/execabs"
|
|
runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
|
|
)
|
|
|
|
// Test to load an image from tarball.
|
|
func TestImageLoad(t *testing.T) {
|
|
testImage := images.Get(images.BusyBox)
|
|
loadedImage := testImage
|
|
_, err := exec.LookPath("docker")
|
|
if err != nil {
|
|
t.Skipf("Docker is not available: %v", err)
|
|
}
|
|
t.Logf("docker save image into tarball")
|
|
output, err := exec.Command("docker", "pull", testImage).CombinedOutput()
|
|
require.NoError(t, err, "output: %q", output)
|
|
// os.CreateTemp also opens a file, which might prevent us from overwriting that file with docker save.
|
|
tarDir := t.TempDir()
|
|
tar := filepath.Join(tarDir, "image.tar")
|
|
require.NoError(t, err)
|
|
output, err = exec.Command("docker", "save", testImage, "-o", tar).CombinedOutput()
|
|
require.NoError(t, err, "output: %q", output)
|
|
|
|
t.Logf("make sure no such image in cri")
|
|
img, err := imageService.ImageStatus(&runtime.ImageSpec{Image: testImage})
|
|
require.NoError(t, err)
|
|
if img != nil {
|
|
require.NoError(t, imageService.RemoveImage(&runtime.ImageSpec{Image: testImage}))
|
|
}
|
|
|
|
t.Logf("load image in cri")
|
|
ctr, err := exec.LookPath("ctr")
|
|
require.NoError(t, err, "ctr should be installed, make sure you've run `make install-deps`")
|
|
output, err = exec.Command(ctr, "-address="+containerdEndpoint,
|
|
"-n=k8s.io", "images", "import", tar).CombinedOutput()
|
|
require.NoError(t, err, "output: %q", output)
|
|
|
|
t.Logf("make sure image is loaded")
|
|
// Use Eventually because the cri plugin needs a short period of time
|
|
// to pick up images imported into containerd directly.
|
|
require.NoError(t, Eventually(func() (bool, error) {
|
|
img, err = imageService.ImageStatus(&runtime.ImageSpec{Image: testImage})
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
return img != nil, nil
|
|
}, 100*time.Millisecond, 10*time.Second))
|
|
require.Equal(t, []string{loadedImage}, img.RepoTags)
|
|
|
|
t.Logf("create a container with the loaded image")
|
|
sb, sbConfig := PodSandboxConfigWithCleanup(t, "sandbox", Randomize("image-load"))
|
|
containerConfig := ContainerConfig(
|
|
"container",
|
|
testImage,
|
|
WithCommand("tail", "-f", "/dev/null"),
|
|
)
|
|
// Rely on sandbox clean to do container cleanup.
|
|
cn, err := runtimeService.CreateContainer(sb, containerConfig, sbConfig)
|
|
require.NoError(t, err)
|
|
require.NoError(t, runtimeService.StartContainer(cn))
|
|
|
|
t.Logf("make sure container is running")
|
|
status, err := runtimeService.ContainerStatus(cn)
|
|
require.NoError(t, err)
|
|
require.Equal(t, runtime.ContainerState_CONTAINER_RUNNING, status.State)
|
|
}
|