77 lines
2.2 KiB
Go
77 lines
2.2 KiB
Go
/*
|
|
Copyright 2017 The Kubernetes 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 (
|
|
"os"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/pkg/errors"
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
runtime "k8s.io/cri-api/pkg/apis/runtime/v1alpha2"
|
|
)
|
|
|
|
func TestImageFSInfo(t *testing.T) {
|
|
config := PodSandboxConfig("running-pod", "imagefs")
|
|
|
|
t.Logf("Pull an image to make sure image fs is not empty")
|
|
img, err := imageService.PullImage(&runtime.ImageSpec{Image: "busybox"}, nil, config)
|
|
require.NoError(t, err)
|
|
defer func() {
|
|
err := imageService.RemoveImage(&runtime.ImageSpec{Image: img})
|
|
assert.NoError(t, err)
|
|
}()
|
|
t.Logf("Create a sandbox to make sure there is an active snapshot")
|
|
sb, err := runtimeService.RunPodSandbox(config, *runtimeHandler)
|
|
require.NoError(t, err)
|
|
defer func() {
|
|
assert.NoError(t, runtimeService.StopPodSandbox(sb))
|
|
assert.NoError(t, runtimeService.RemovePodSandbox(sb))
|
|
}()
|
|
|
|
// It takes time to populate imagefs stats. Use eventually
|
|
// to check for a period of time.
|
|
t.Logf("Check imagefs info")
|
|
var info *runtime.FilesystemUsage
|
|
require.NoError(t, Eventually(func() (bool, error) {
|
|
stats, err := imageService.ImageFsInfo()
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
if len(stats) == 0 {
|
|
return false, nil
|
|
}
|
|
if len(stats) >= 2 {
|
|
return false, errors.Errorf("unexpected stats length: %d", len(stats))
|
|
}
|
|
info = stats[0]
|
|
if info.GetTimestamp() != 0 &&
|
|
info.GetUsedBytes().GetValue() != 0 &&
|
|
info.GetInodesUsed().GetValue() != 0 &&
|
|
info.GetFsId().GetMountpoint() != "" {
|
|
return true, nil
|
|
}
|
|
return false, nil
|
|
}, time.Second, 30*time.Second))
|
|
|
|
t.Logf("Image filesystem mountpath should exist")
|
|
_, err = os.Stat(info.GetFsId().GetMountpoint())
|
|
assert.NoError(t, err)
|
|
}
|