mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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a063a2ba3e
We should not touch the dockershim ahead of removal and therefore default to `v1alpha2` CRI instead of `v1`. Partially reverts changes from https://github.com/kubernetes/kubernetes/pull/106501 Signed-off-by: Sascha Grunert <sgrunert@redhat.com>
92 lines
3.0 KiB
Go
92 lines
3.0 KiB
Go
//go:build !dockerless
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// +build !dockerless
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/*
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Copyright 2019 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 dockershim
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import (
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"context"
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"errors"
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"fmt"
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runtimeapi "k8s.io/cri-api/pkg/apis/runtime/v1alpha2"
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)
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var ErrNotImplemented = errors.New("Not implemented")
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// ContainerStats returns stats for a container stats request based on container id.
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func (ds *dockerService) ContainerStats(ctx context.Context, r *runtimeapi.ContainerStatsRequest) (*runtimeapi.ContainerStatsResponse, error) {
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filter := &runtimeapi.ContainerFilter{
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Id: r.ContainerId,
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}
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listResp, err := ds.ListContainers(ctx, &runtimeapi.ListContainersRequest{Filter: filter})
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if err != nil {
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return nil, err
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}
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if len(listResp.Containers) != 1 {
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return nil, fmt.Errorf("container with id %s not found", r.ContainerId)
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}
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stats, err := ds.getContainerStats(listResp.Containers[0])
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if err != nil {
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return nil, err
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}
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return &runtimeapi.ContainerStatsResponse{Stats: stats}, nil
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}
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// ListContainerStats returns stats for a list container stats request based on a filter.
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func (ds *dockerService) ListContainerStats(ctx context.Context, r *runtimeapi.ListContainerStatsRequest) (*runtimeapi.ListContainerStatsResponse, error) {
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containerStatsFilter := r.GetFilter()
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filter := &runtimeapi.ContainerFilter{}
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if containerStatsFilter != nil {
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filter.Id = containerStatsFilter.Id
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filter.PodSandboxId = containerStatsFilter.PodSandboxId
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filter.LabelSelector = containerStatsFilter.LabelSelector
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}
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listResp, err := ds.ListContainers(ctx, &runtimeapi.ListContainersRequest{Filter: filter})
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if err != nil {
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return nil, err
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}
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var stats []*runtimeapi.ContainerStats
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for _, container := range listResp.Containers {
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containerStats, err := ds.getContainerStats(container)
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if err != nil {
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return nil, err
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}
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if containerStats != nil {
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stats = append(stats, containerStats)
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}
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}
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return &runtimeapi.ListContainerStatsResponse{Stats: stats}, nil
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}
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// PodSandboxStats returns stats for a pod sandbox based on pod sandbox id.
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// This function is not implemented for the dockershim.
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func (ds *dockerService) PodSandboxStats(_ context.Context, r *runtimeapi.PodSandboxStatsRequest) (*runtimeapi.PodSandboxStatsResponse, error) {
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return nil, ErrNotImplemented
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}
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// ListPodSandboxStats returns stats for a list of pod sandboxes based on a filter.
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// This function is not implemented for the dockershim.
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func (ds *dockerService) ListPodSandboxStats(ctx context.Context, r *runtimeapi.ListPodSandboxStatsRequest) (*runtimeapi.ListPodSandboxStatsResponse, error) {
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return nil, ErrNotImplemented
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}
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