1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
package main
import (
"encoding/json"
"fmt"
"log"
"github.com/codegangsta/cli"
"github.com/docker/libcontainer"
"github.com/docker/libcontainer/cgroups/fs"
)
var statsCommand = cli.Command{
Name: "stats",
Usage: "display statistics for the container",
Action: statsAction,
}
func statsAction(context *cli.Context) {
container, err := loadContainer()
if err != nil {
log.Fatal(err)
}
stats, err := getContainerStats(container)
if err != nil {
log.Fatalf("Failed to get stats - %v\n", err)
}
fmt.Printf("Stats:\n%v\n", stats)
}
// returns the container stats in json format.
func getContainerStats(container *libcontainer.Container) (string, error) {
stats, err := fs.GetStats(container.Cgroups)
if err != nil {
return "", err
}
out, err := json.MarshalIndent(stats, "", "\t")
if err != nil {
return "", err
}
return string(out), nil
}
|
