Merge pull request #4172 from rickard-von-essen/default-ssh-user

ssh: Remove ssh_username default values

builder/cloudstack/config.go

@@ -76,10 +76,6 @@ func NewConfig(raws ...interface{}) (*Config, error) {
 		c.AsyncTimeout = 30 * time.Minute
 	}
 
-	if c.Comm.SSHUsername == "" {
-		c.Comm.SSHUsername = "root"
-	}
-
 	if c.InstanceName == "" {
 		c.InstanceName = fmt.Sprintf("packer-%s", uuid.TimeOrderedUUID())
 	}

builder/cloudstack/config_test.go

@@ -151,6 +151,7 @@ func testConfig(config map[string]interface{}) map[string]interface{} {
 		"api_url":          "https://cloudstack.com/client/api",
 		"api_key":          "some-api-key",
 		"secret_key":       "some-secret-key",
+		"ssh_username":     "root",
 		"cidr_list":        []interface{}{"0.0.0.0/0"},
 		"network":          "c5ed8a14-3f21-4fa9-bd74-bb887fc0ed0d",
 		"service_offering": "a29c52b1-a83d-4123-a57d-4548befa47a0",