mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
47 lines
1.2 KiB
Go
47 lines
1.2 KiB
Go
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package graph
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import (
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"strings"
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"github.com/docker/docker/engine"
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"github.com/docker/docker/image"
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)
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func (s *TagStore) CmdHistory(job *engine.Job) engine.Status {
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if n := len(job.Args); n != 1 {
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return job.Errorf("Usage: %s IMAGE", job.Name)
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}
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name := job.Args[0]
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foundImage, err := s.LookupImage(name)
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if err != nil {
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return job.Error(err)
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}
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lookupMap := make(map[string][]string)
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for name, repository := range s.Repositories {
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for tag, id := range repository {
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// If the ID already has a reverse lookup, do not update it unless for "latest"
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if _, exists := lookupMap[id]; !exists {
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lookupMap[id] = []string{}
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}
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lookupMap[id] = append(lookupMap[id], name+":"+tag)
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}
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}
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outs := engine.NewTable("Created", 0)
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err = foundImage.WalkHistory(func(img *image.Image) error {
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out := &engine.Env{}
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out.Set("Id", img.ID)
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out.SetInt64("Created", img.Created.Unix())
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out.Set("CreatedBy", strings.Join(img.ContainerConfig.Cmd, " "))
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out.SetList("Tags", lookupMap[img.ID])
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out.SetInt64("Size", img.Size)
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outs.Add(out)
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return nil
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})
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if _, err := outs.WriteListTo(job.Stdout); err != nil {
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return job.Error(err)
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}
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return engine.StatusOK
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}
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