47 lines
903 B
Go
47 lines
903 B
Go
package main
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import (
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"encoding/json"
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"fmt"
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"log"
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"github.com/codegangsta/cli"
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"github.com/dotcloud/docker/pkg/libcontainer"
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"github.com/dotcloud/docker/pkg/libcontainer/cgroups/fs"
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)
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var statsCommand = cli.Command{
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Name: "stats",
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Usage: "display statistics for the container",
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Action: statsAction,
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}
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func statsAction(context *cli.Context) {
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container, err := loadContainer()
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if err != nil {
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log.Fatal(err)
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}
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stats, err := getContainerStats(container)
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if err != nil {
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log.Fatalf("Failed to get stats - %v\n", err)
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}
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fmt.Printf("Stats:\n%v\n", stats)
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}
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// returns the container stats in json format.
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func getContainerStats(container *libcontainer.Container) (string, error) {
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stats, err := fs.GetStats(container.Cgroups)
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if err != nil {
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return "", err
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}
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out, err := json.MarshalIndent(stats, "", "\t")
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if err != nil {
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return "", err
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}
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return string(out), nil
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}
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