Files
docker-cli/components/cli/command/swarm/leave.go
Vincent Demeester 99b5324db7 Add some unit tests to the node and swarm cli code
Start work on adding unit tests to our cli code in order to have to
write less costly integration test.

Signed-off-by: Vincent Demeester <vincent@sbr.pm>
Upstream-commit: ee8f9e084a
Component: cli
2017-01-09 18:30:15 +01:00

45 lines
906 B
Go

package swarm
import (
"fmt"
"golang.org/x/net/context"
"github.com/docker/docker/cli"
"github.com/docker/docker/cli/command"
"github.com/spf13/cobra"
)
type leaveOptions struct {
force bool
}
func newLeaveCommand(dockerCli command.Cli) *cobra.Command {
opts := leaveOptions{}
cmd := &cobra.Command{
Use: "leave [OPTIONS]",
Short: "Leave the swarm",
Args: cli.NoArgs,
RunE: func(cmd *cobra.Command, args []string) error {
return runLeave(dockerCli, opts)
},
}
flags := cmd.Flags()
flags.BoolVarP(&opts.force, "force", "f", false, "Force this node to leave the swarm, ignoring warnings")
return cmd
}
func runLeave(dockerCli command.Cli, opts leaveOptions) error {
client := dockerCli.Client()
ctx := context.Background()
if err := client.SwarmLeave(ctx, opts.force); err != nil {
return err
}
fmt.Fprintln(dockerCli.Out(), "Node left the swarm.")
return nil
}