91597bc6c3
This keeps the semantics the same as the other commands to only list containers, tasks, images by calling the list subcommand. Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
73 lines
1.4 KiB
Go
73 lines
1.4 KiB
Go
package main
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import (
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"fmt"
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"os"
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"text/tabwriter"
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tasks "github.com/containerd/containerd/api/services/tasks/v1"
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"github.com/containerd/containerd/cmd/ctr/commands"
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"github.com/urfave/cli"
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)
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var tasksCommand = cli.Command{
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Name: "tasks",
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Usage: "manage tasks",
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Aliases: []string{"t"},
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Subcommands: []cli.Command{
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taskAttachCommand,
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taskCheckpointCommand,
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taskExecCommand,
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taskKillCommand,
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taskPauseCommand,
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taskPsCommand,
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taskResumeCommand,
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taskStartCommand,
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taskDeleteCommand,
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taskListCommand,
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},
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}
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var taskListCommand = cli.Command{
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Name: "list",
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Usage: "list tasks",
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Aliases: []string{"ls"},
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Flags: []cli.Flag{
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cli.BoolFlag{
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Name: "quiet, q",
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Usage: "print only the task id & pid",
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},
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},
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Action: func(context *cli.Context) error {
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quiet := context.Bool("quiet")
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client, ctx, cancel, err := commands.NewClient(context)
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if err != nil {
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return err
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}
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defer cancel()
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s := client.TaskService()
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response, err := s.List(ctx, &tasks.ListTasksRequest{})
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if err != nil {
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return err
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}
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if quiet {
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for _, task := range response.Tasks {
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fmt.Println(task.ID)
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}
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return nil
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}
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w := tabwriter.NewWriter(os.Stdout, 4, 8, 4, ' ', 0)
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fmt.Fprintln(w, "TASK\tPID\tSTATUS\t")
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for _, task := range response.Tasks {
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if _, err := fmt.Fprintf(w, "%s\t%d\t%s\n",
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task.ID,
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task.Pid,
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task.Status.String(),
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); err != nil {
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return err
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}
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}
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return w.Flush()
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},
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}
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