github.com/ali-iotechsys/cli@v20.10.0+incompatible/cli/command/container/pause.go (about) 1 package container 2 3 import ( 4 "context" 5 "fmt" 6 "strings" 7 8 "github.com/docker/cli/cli" 9 "github.com/docker/cli/cli/command" 10 "github.com/pkg/errors" 11 "github.com/spf13/cobra" 12 ) 13 14 type pauseOptions struct { 15 containers []string 16 } 17 18 // NewPauseCommand creates a new cobra.Command for `docker pause` 19 func NewPauseCommand(dockerCli command.Cli) *cobra.Command { 20 var opts pauseOptions 21 22 return &cobra.Command{ 23 Use: "pause CONTAINER [CONTAINER...]", 24 Short: "Pause all processes within one or more containers", 25 Args: cli.RequiresMinArgs(1), 26 RunE: func(cmd *cobra.Command, args []string) error { 27 opts.containers = args 28 return runPause(dockerCli, &opts) 29 }, 30 } 31 } 32 33 func runPause(dockerCli command.Cli, opts *pauseOptions) error { 34 ctx := context.Background() 35 36 var errs []string 37 errChan := parallelOperation(ctx, opts.containers, dockerCli.Client().ContainerPause) 38 for _, container := range opts.containers { 39 if err := <-errChan; err != nil { 40 errs = append(errs, err.Error()) 41 continue 42 } 43 fmt.Fprintln(dockerCli.Out(), container) 44 } 45 if len(errs) > 0 { 46 return errors.New(strings.Join(errs, "\n")) 47 } 48 return nil 49 }