56 lines
1.3 KiB
Go
56 lines
1.3 KiB
Go
package container
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import (
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"fmt"
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"strings"
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"golang.org/x/net/context"
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"github.com/docker/docker/cli"
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"github.com/docker/docker/cli/command"
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"github.com/spf13/cobra"
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)
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type killOptions struct {
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signal string
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containers []string
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}
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// NewKillCommand creates a new cobra.Command for `docker kill`
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func NewKillCommand(dockerCli *command.DockerCli) *cobra.Command {
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var opts killOptions
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cmd := &cobra.Command{
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Use: "kill [OPTIONS] CONTAINER [CONTAINER...]",
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Short: "Kill one or more running containers",
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Args: cli.RequiresMinArgs(1),
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RunE: func(cmd *cobra.Command, args []string) error {
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opts.containers = args
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return runKill(dockerCli, &opts)
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},
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}
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flags := cmd.Flags()
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flags.StringVarP(&opts.signal, "signal", "s", "KILL", "Signal to send to the container")
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return cmd
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}
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func runKill(dockerCli *command.DockerCli, opts *killOptions) error {
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var errs []string
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ctx := context.Background()
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errChan := parallelOperation(ctx, opts.containers, func(ctx context.Context, container string) error {
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return dockerCli.Client().ContainerKill(ctx, container, opts.signal)
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})
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for _, name := range opts.containers {
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if err := <-errChan; err != nil {
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errs = append(errs, err.Error())
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} else {
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fmt.Fprintf(dockerCli.Out(), "%s\n", name)
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}
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}
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if len(errs) > 0 {
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return fmt.Errorf("%s", strings.Join(errs, "\n"))
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}
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return nil
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}
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