fix image not being pulled if reader is not being used

cli/commands.go

@@ -61,7 +61,7 @@ func CreateCluster(c *cli.Context) error {
 	// let's go
 	log.Printf("Creating cluster [%s]", c.String("name"))
 	dockerID, err := createServer(
-		c.Bool("verbose"),
+		c.GlobalBool("verbose"),
 		fmt.Sprintf("docker.io/rancher/k3s:%s", c.String("version")),
 		c.String("port"),
 		k3sServerArgs,

cli/container.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"io"
+	"io/ioutil"
 	"log"
 	"os"
 	"time"
@@ -16,12 +17,12 @@ import (
 )
 
 func createServer(verbose bool, image string, port string, args []string, env []string, name string, volumes []string) (string, error) {
+	log.Printf("Creating server using %s...\n", image)
 	ctx := context.Background()
 	docker, err := client.NewEnvClient()
 	if err != nil {
 		return "", fmt.Errorf("ERROR: couldn't create docker client\n%+v", err)
 	}
-
 	reader, err := docker.ImagePull(ctx, image, types.ImagePullOptions{})
 	if err != nil {
 		return "", fmt.Errorf("ERROR: couldn't pull image %s\n%+v", image, err)
@@ -31,6 +32,11 @@ func createServer(verbose bool, image string, port string, args []string, env []
 		if err != nil {
 			log.Printf("WARNING: couldn't get docker output\n%+v", err)
 		}
+	} else {
+		_, err := io.Copy(ioutil.Discard, reader)
+		if err != nil {
+			log.Printf("WARNING: couldn't get docker output\n%+v", err)
+		}
 	}
 
 	containerLabels := make(map[string]string)