52 lines
1.6 KiB
Go
52 lines
1.6 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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"time"
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"golang.org/x/net/context"
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runtime "k8s.io/kubernetes/pkg/kubelet/apis/cri/runtime/v1alpha2"
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)
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// ImageFsInfo returns information of the filesystem that is used to store images.
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func (c *criService) ImageFsInfo(ctx context.Context, r *runtime.ImageFsInfoRequest) (*runtime.ImageFsInfoResponse, error) {
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snapshots := c.snapshotStore.List()
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timestamp := time.Now().UnixNano()
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var usedBytes, inodesUsed uint64
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for _, sn := range snapshots {
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// Use the oldest timestamp as the timestamp of imagefs info.
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if sn.Timestamp < timestamp {
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timestamp = sn.Timestamp
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}
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usedBytes += sn.Size
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inodesUsed += sn.Inodes
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}
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// TODO(random-liu): Handle content store
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return &runtime.ImageFsInfoResponse{
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ImageFilesystems: []*runtime.FilesystemUsage{
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{
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Timestamp: timestamp,
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FsId: &runtime.FilesystemIdentifier{Mountpoint: c.imageFSPath},
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UsedBytes: &runtime.UInt64Value{Value: usedBytes},
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InodesUsed: &runtime.UInt64Value{Value: inodesUsed},
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},
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},
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}, nil
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}
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