mirror of https://github.com/docker/docs.git
36 lines
620 B
Go
36 lines
620 B
Go
package commands
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
|
|
"github.com/docker/machine/libmachine"
|
|
"github.com/docker/machine/libmachine/persist"
|
|
)
|
|
|
|
var (
|
|
errNoActiveHost = errors.New("No active host found")
|
|
)
|
|
|
|
func cmdActive(c CommandLine, api libmachine.API) error {
|
|
if len(c.Args()) > 0 {
|
|
return ErrTooManyArguments
|
|
}
|
|
|
|
hosts, hostsInError, err := persist.LoadAllHosts(api)
|
|
if err != nil {
|
|
return fmt.Errorf("Error getting active host: %s", err)
|
|
}
|
|
|
|
items := getHostListItems(hosts, hostsInError)
|
|
|
|
for _, item := range items {
|
|
if item.Active {
|
|
fmt.Println(item.Name)
|
|
return nil
|
|
}
|
|
}
|
|
|
|
return errNoActiveHost
|
|
}
|