79 lines
2.5 KiB
Go
79 lines
2.5 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package server
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import (
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"fmt"
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"golang.org/x/net/context"
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"k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
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containerstore "github.com/kubernetes-incubator/cri-containerd/pkg/store/container"
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)
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// ContainerStatus inspects the container and returns the status.
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func (c *criContainerdService) ContainerStatus(ctx context.Context, r *runtime.ContainerStatusRequest) (*runtime.ContainerStatusResponse, error) {
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container, err := c.containerStore.Get(r.GetContainerId())
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if err != nil {
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return nil, fmt.Errorf("an error occurred when try to find container %q: %v", r.GetContainerId(), err)
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}
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imageRef := container.ImageRef
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image, err := c.imageStore.Get(imageRef)
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if err != nil {
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return nil, fmt.Errorf("failed to get image %q: %v", container.ImageRef, err)
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}
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if len(image.RepoDigests) > 0 {
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// Based on the CRI definition, this field will be consumed by user.
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imageRef = image.RepoDigests[0]
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}
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return &runtime.ContainerStatusResponse{
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Status: toCRIContainerStatus(container, imageRef),
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}, nil
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}
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// toCRIContainerStatus converts internal container object to CRI container status.
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func toCRIContainerStatus(container containerstore.Container, imageRef string) *runtime.ContainerStatus {
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meta := container.Metadata
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status := container.Status.Get()
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reason := status.Reason
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if status.State() == runtime.ContainerState_CONTAINER_EXITED && reason == "" {
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if status.ExitCode == 0 {
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reason = completeExitReason
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} else {
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reason = errorExitReason
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}
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}
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return &runtime.ContainerStatus{
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Id: meta.ID,
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Metadata: meta.Config.GetMetadata(),
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State: status.State(),
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CreatedAt: status.CreatedAt,
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StartedAt: status.StartedAt,
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FinishedAt: status.FinishedAt,
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ExitCode: status.ExitCode,
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Image: meta.Config.GetImage(),
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ImageRef: imageRef,
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Reason: reason,
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Message: status.Message,
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Labels: meta.Config.GetLabels(),
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Annotations: meta.Config.GetAnnotations(),
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Mounts: meta.Config.GetMounts(),
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}
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}
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