package node import ( "fmt" "strings" "golang.org/x/net/context" "github.com/docker/docker/api/types" "github.com/docker/docker/cli" "github.com/docker/docker/cli/command" "github.com/pkg/errors" "github.com/spf13/cobra" ) type removeOptions struct { force bool } func newRemoveCommand(dockerCli command.Cli) *cobra.Command { opts := removeOptions{} cmd := &cobra.Command{ Use: "rm [OPTIONS] NODE [NODE...]", Aliases: []string{"remove"}, Short: "Remove one or more nodes from the swarm", Args: cli.RequiresMinArgs(1), RunE: func(cmd *cobra.Command, args []string) error { return runRemove(dockerCli, args, opts) }, } flags := cmd.Flags() flags.BoolVarP(&opts.force, "force", "f", false, "Force remove a node from the swarm") return cmd } func runRemove(dockerCli command.Cli, args []string, opts removeOptions) error { client := dockerCli.Client() ctx := context.Background() var errs []string for _, nodeID := range args { err := client.NodeRemove(ctx, nodeID, types.NodeRemoveOptions{Force: opts.force}) if err != nil { errs = append(errs, err.Error()) continue } fmt.Fprintf(dockerCli.Out(), "%s\n", nodeID) } if len(errs) > 0 { return errors.Errorf("%s", strings.Join(errs, "\n")) } return nil }