Add DO for e2e tests

tests/e2e/kubetest2-kops/deployer/common.go

@@ -81,6 +81,7 @@ func (d *deployer) verifyKopsFlags() error {
 	switch d.CloudProvider {
 	case "aws":
 	case "gce":
+	case "digitalocean":
 	default:
 		return errors.New("unsupported --cloud-provider value")
 	}

tests/e2e/kubetest2-kops/deployer/up.go

@@ -38,6 +38,20 @@ func (d *deployer) Up() error {
 		return err
 	}
 
+	zones := []string{}
+	imagesize := ""
+	volumesize := "48"
+	if d.CloudProvider == "aws" {
+		zones, err = aws.RandomZones(1)
+		if err != nil {
+			return err
+		}
+		imagesize = "c5.large"
+	} else if d.CloudProvider == "digitalocean" {
+		zones = []string{"tor1"}
+		imagesize = "s-8vcpu-16gb"
+	}
+
 	args := []string{
 		d.KopsBinaryPath, "create", "cluster",
 		"--name", d.ClusterName,
@@ -46,8 +60,10 @@ func (d *deployer) Up() error {
 		"--kubernetes-version", d.KubernetesVersion,
 		"--master-count", "1",
 		"--master-volume-size", "48",
+		"--master-size", imagesize,
+		"--master-volume-size", volumesize,
 		"--node-count", "4",
-		"--node-volume-size", "48",
+		"--node-volume-size", volumesize,
 		"--override", "cluster.spec.nodePortAccess=0.0.0.0/0",
 		"--ssh-public-key", d.SSHPublicKeyPath,
 		"--yes",