41 lines
902 B
Go
41 lines
902 B
Go
package client
|
|
|
|
import (
|
|
"fmt"
|
|
"strings"
|
|
"text/tabwriter"
|
|
|
|
"golang.org/x/net/context"
|
|
|
|
Cli "github.com/docker/docker/cli"
|
|
flag "github.com/docker/docker/pkg/mflag"
|
|
)
|
|
|
|
// CmdTop displays the running processes of a container.
|
|
//
|
|
// Usage: docker top CONTAINER
|
|
func (cli *DockerCli) CmdTop(args ...string) error {
|
|
cmd := Cli.Subcmd("top", []string{"CONTAINER [ps OPTIONS]"}, Cli.DockerCommands["top"].Description, true)
|
|
cmd.Require(flag.Min, 1)
|
|
|
|
cmd.ParseFlags(args, true)
|
|
|
|
var arguments []string
|
|
if cmd.NArg() > 1 {
|
|
arguments = cmd.Args()[1:]
|
|
}
|
|
|
|
procList, err := cli.client.ContainerTop(context.Background(), cmd.Arg(0), arguments)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
w := tabwriter.NewWriter(cli.out, 20, 1, 3, ' ', 0)
|
|
fmt.Fprintln(w, strings.Join(procList.Titles, "\t"))
|
|
|
|
for _, proc := range procList.Processes {
|
|
fmt.Fprintln(w, strings.Join(proc, "\t"))
|
|
}
|
|
w.Flush()
|
|
return nil
|
|
}
|