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speedup docker ps

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This commit is contained in:
Victor Vieux 2013-11-19 11:02:10 -08:00
parent 18da26c62a
commit 145c2008ae
1 changed files with 8 additions and 10 deletions
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18
server.go
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@ -471,6 +471,12 @@ func (srv *Server) Containers(all, size bool, n int, since, before string) []API
var displayed int
out := []APIContainers{}
names := map[string][]string{}
srv.runtime.containerGraph.Walk("/", func(p string, e *gograph.Entity) error {
names[e.ID()] = append(names[e.ID()], p)
return nil
}, -1)
for _, container := range srv.runtime.List() {
if !container.State.Running && !all && n == -1 && since == "" && before == "" {
continue
@ -491,25 +497,17 @@ func (srv *Server) Containers(all, size bool, n int, since, before string) []API
break
}
displayed++
c := createAPIContainer(container, size, srv.runtime)
c := createAPIContainer(names[container.ID], container, size, srv.runtime)
out = append(out, c)
}
return out
}
func createAPIContainer(container *Container, size bool, runtime *Runtime) APIContainers {
func createAPIContainer(names []string, container *Container, size bool, runtime *Runtime) APIContainers {
c := APIContainers{
ID: container.ID,
}
names := []string{}
runtime.containerGraph.Walk("/", func(p string, e *gograph.Entity) error {
if e.ID() == container.ID {
names = append(names, p)
}
return nil
}, -1)
c.Names = names
c.Image = runtime.repositories.ImageName(container.Image)
c.Command = fmt.Sprintf("%s %s", container.Path, strings.Join(container.Args, " "))
c.Created = container.Created.Unix()