mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
44 lines
1 KiB
Go
44 lines
1 KiB
Go
package client
|
|
|
|
import (
|
|
"fmt"
|
|
"net/url"
|
|
"strings"
|
|
"text/tabwriter"
|
|
|
|
"github.com/docker/docker/engine"
|
|
flag "github.com/docker/docker/pkg/mflag"
|
|
"github.com/docker/docker/utils"
|
|
)
|
|
|
|
func (cli *DockerCli) CmdTop(args ...string) error {
|
|
cmd := cli.Subcmd("top", "CONTAINER [ps OPTIONS]", "Display the running processes of a container", true)
|
|
cmd.Require(flag.Min, 1)
|
|
|
|
utils.ParseFlags(cmd, args, true)
|
|
|
|
val := url.Values{}
|
|
if cmd.NArg() > 1 {
|
|
val.Set("ps_args", strings.Join(cmd.Args()[1:], " "))
|
|
}
|
|
|
|
stream, _, err := cli.call("GET", "/containers/"+cmd.Arg(0)+"/top?"+val.Encode(), nil, false)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
var procs engine.Env
|
|
if err := procs.Decode(stream); err != nil {
|
|
return err
|
|
}
|
|
w := tabwriter.NewWriter(cli.out, 20, 1, 3, ' ', 0)
|
|
fmt.Fprintln(w, strings.Join(procs.GetList("Titles"), "\t"))
|
|
processes := [][]string{}
|
|
if err := procs.GetJson("Processes", &processes); err != nil {
|
|
return err
|
|
}
|
|
for _, proc := range processes {
|
|
fmt.Fprintln(w, strings.Join(proc, "\t"))
|
|
}
|
|
w.Flush()
|
|
return nil
|
|
}
|