docker/graph/list.go

104 строки
2.5 KiB
Go

package graph
import (
"fmt"
"log"
"path"
"strings"
"github.com/docker/docker/engine"
"github.com/docker/docker/image"
"github.com/docker/docker/pkg/parsers/filters"
)
func (s *TagStore) CmdImages(job *engine.Job) engine.Status {
var (
allImages map[string]*image.Image
err error
filt_tagged = true
)
imageFilters, err := filters.FromParam(job.Getenv("filters"))
if err != nil {
return job.Error(err)
}
if i, ok := imageFilters["dangling"]; ok {
for _, value := range i {
if strings.ToLower(value) == "true" {
filt_tagged = false
}
}
}
if job.GetenvBool("all") && filt_tagged {
allImages, err = s.graph.Map()
} else {
allImages, err = s.graph.Heads()
}
if err != nil {
return job.Error(err)
}
lookup := make(map[string]*engine.Env)
s.Lock()
for name, repository := range s.Repositories {
if job.Getenv("filter") != "" {
if match, _ := path.Match(job.Getenv("filter"), name); !match {
continue
}
}
for tag, id := range repository {
image, err := s.graph.Get(id)
if err != nil {
log.Printf("Warning: couldn't load %s from %s/%s: %s", id, name, tag, err)
continue
}
if out, exists := lookup[id]; exists {
if filt_tagged {
out.SetList("RepoTags", append(out.GetList("RepoTags"), fmt.Sprintf("%s:%s", name, tag)))
}
} else {
// get the boolean list for if only the untagged images are requested
delete(allImages, id)
if filt_tagged {
out := &engine.Env{}
out.Set("ParentId", image.Parent)
out.SetList("RepoTags", []string{fmt.Sprintf("%s:%s", name, tag)})
out.Set("Id", image.ID)
out.SetInt64("Created", image.Created.Unix())
out.SetInt64("Size", image.Size)
out.SetInt64("VirtualSize", image.GetParentsSize(0)+image.Size)
lookup[id] = out
}
}
}
}
s.Unlock()
outs := engine.NewTable("Created", len(lookup))
for _, value := range lookup {
outs.Add(value)
}
// Display images which aren't part of a repository/tag
if job.Getenv("filter") == "" {
for _, image := range allImages {
out := &engine.Env{}
out.Set("ParentId", image.Parent)
out.SetList("RepoTags", []string{"<none>:<none>"})
out.Set("Id", image.ID)
out.SetInt64("Created", image.Created.Unix())
out.SetInt64("Size", image.Size)
out.SetInt64("VirtualSize", image.GetParentsSize(0)+image.Size)
outs.Add(out)
}
}
outs.ReverseSort()
if _, err := outs.WriteListTo(job.Stdout); err != nil {
return job.Error(err)
}
return engine.StatusOK
}