63 lines
1.2 KiB
Go
63 lines
1.2 KiB
Go
package main
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import (
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"github.com/pkg/errors"
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"github.com/urfave/cli"
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)
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var killCommand = cli.Command{
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Name: "kill",
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Usage: "signal a container (default: SIGTERM)",
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ArgsUsage: "CONTAINER",
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Flags: []cli.Flag{
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cli.StringFlag{
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Name: "signal, s",
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Value: "SIGTERM",
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Usage: "signal to send to the container",
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},
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cli.IntFlag{
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Name: "pid",
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Usage: "pid to kill",
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Value: 0,
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},
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cli.BoolFlag{
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Name: "all, a",
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Usage: "send signal to all processes inside the container",
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},
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},
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Action: func(context *cli.Context) error {
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var (
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id = context.Args().First()
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ctx, cancel = appContext(context)
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)
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defer cancel()
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if id == "" {
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return errors.New("container id must be provided")
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}
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signal, err := parseSignal(context.String("signal"))
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if err != nil {
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return err
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}
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var (
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pid = context.Int("pid")
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all = context.Bool("all")
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)
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if pid > 0 && all {
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return errors.New("enter a pid or all; not both")
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}
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client, err := newClient(context)
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if err != nil {
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return err
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}
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container, err := client.LoadContainer(ctx, id)
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if err != nil {
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return err
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}
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task, err := container.Task(ctx, nil)
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if err != nil {
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return err
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}
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return task.Kill(ctx, signal)
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},
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}
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