46 lines
1.6 KiB
Go
46 lines
1.6 KiB
Go
//go:build !windows && !linux
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/*
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Copyright The containerd 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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"context"
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"fmt"
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runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
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containerstore "github.com/containerd/containerd/v2/pkg/cri/store/container"
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)
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// UpdateContainerResources updates ContainerConfig of the container.
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func (c *criService) UpdateContainerResources(ctx context.Context, r *runtime.UpdateContainerResourcesRequest) (retRes *runtime.UpdateContainerResourcesResponse, retErr 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("failed to find container: %w", err)
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}
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// Update resources in status update transaction, so that:
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// 1) There won't be race condition with container start.
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// 2) There won't be concurrent resource update to the same container.
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if err := container.Status.Update(func(status containerstore.Status) (containerstore.Status, error) {
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return status, nil
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}); err != nil {
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return nil, fmt.Errorf("failed to update resources: %w", err)
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}
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return &runtime.UpdateContainerResourcesResponse{}, nil
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}
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