Files
docker-cli/components/engine/api/client/node/promote.go
Michael Crosby 45ddc4bfcb Add engine-api types to docker
This moves the types for the `engine-api` repo to the existing types
package.

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
Upstream-commit: 91e197d614547f0202e6ae9b8a24d88ee131d950
Component: engine
2016-09-07 11:05:58 -07:00

37 lines
1008 B
Go

package node
import (
"fmt"
"github.com/docker/docker/api/client"
"github.com/docker/docker/api/types/swarm"
"github.com/docker/docker/cli"
"github.com/spf13/cobra"
)
func newPromoteCommand(dockerCli *client.DockerCli) *cobra.Command {
return &cobra.Command{
Use: "promote NODE [NODE...]",
Short: "Promote one or more nodes to manager in the swarm",
Args: cli.RequiresMinArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
return runPromote(dockerCli, args)
},
}
}
func runPromote(dockerCli *client.DockerCli, nodes []string) error {
promote := func(node *swarm.Node) error {
if node.Spec.Role == swarm.NodeRoleManager {
fmt.Fprintf(dockerCli.Out(), "Node %s is already a manager.\n", node.ID)
return errNoRoleChange
}
node.Spec.Role = swarm.NodeRoleManager
return nil
}
success := func(nodeID string) {
fmt.Fprintf(dockerCli.Out(), "Node %s promoted to a manager in the swarm.\n", nodeID)
}
return updateNodes(dockerCli, nodes, promote, success)
}