mirror of https://github.com/k3s-io/k3s
44 lines
1.2 KiB
Go
44 lines
1.2 KiB
Go
/*
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Copyright 2015 The Kubernetes Authors All rights reserved.
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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 rkt
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import "github.com/golang/glog"
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// ImageManager manages and garbage collects the container images for rkt.
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type ImageManager struct {
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runtime *Runtime
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}
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func NewImageManager(r *Runtime) *ImageManager {
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return &ImageManager{runtime: r}
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}
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// GarbageCollect collects the images.
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// TODO(yifan): Enforce ImageGCPolicy.
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func (im *ImageManager) GarbageCollect() error {
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if _, err := im.runtime.runCommand("image", "gc"); err != nil {
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glog.Errorf("rkt: Failed to gc image: %v", err)
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return err
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}
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return nil
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}
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// Start is a no-op for rkt as we don't need to mark unused images in kubelet.
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func (im *ImageManager) Start() error {
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return nil
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}
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