DockerCLI/command/node/remove.go

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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/spf13/cobra"
)
type removeOptions struct {
force bool
}
func newRemoveCommand(dockerCli *command.DockerCli) *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.BoolVar(&opts.force, "force", false, "Force remove a node from the swarm")
return cmd
}
func runRemove(dockerCli *command.DockerCli, 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 fmt.Errorf("%s", strings.Join(errs, "\n"))
}
return nil
}