Add instance_display_name parameter for Cloudstack builder

This change introduce instance_display_name optional parameter
for Cloudstack builder to set custom VM display name.
By default it is set to "Created by Packer".

builder/cloudstack/config.go

@@ -78,6 +78,8 @@ type Config struct {
 	// The name of the instance. Defaults to
 	// "packer-UUID" where UUID is dynamically generated.
 	InstanceName string `mapstructure:"instance_name" required:"false"`
+	// The display name of the instance. Defaults to "Created by Packer".
+	InstanceDisplayName string `mapstructure:"instance_display_name" required:"false"`
 	// The name or ID of the network to connect the instance
 	// to.
 	Network string `mapstructure:"network" required:"true"`
@@ -210,6 +212,10 @@ func NewConfig(raws ...interface{}) (*Config, error) {
 		c.InstanceName = fmt.Sprintf("packer-%s", uuid.TimeOrderedUUID())
 	}
 
+	if c.InstanceDisplayName == "" {
+		c.InstanceDisplayName = "Created by Packer"
+	}
+
 	if c.TemplateName == "" {
 		name, err := interpolate.Render("packer-{{timestamp}}", nil)
 		if err != nil {

builder/cloudstack/config.hcl2spec.go

@@ -74,6 +74,7 @@ type FlatConfig struct {
 	Expunge                   *bool             `mapstructure:"expunge" required:"false" cty:"expunge"`
 	Hypervisor                *string           `mapstructure:"hypervisor" required:"false" cty:"hypervisor"`
 	InstanceName              *string           `mapstructure:"instance_name" required:"false" cty:"instance_name"`
+	InstanceDisplayName       *string           `mapstructure:"instance_display_name" required:"false" cty:"instance_display_name"`
 	Network                   *string           `mapstructure:"network" required:"true" cty:"network"`
 	Project                   *string           `mapstructure:"project" required:"false" cty:"project"`
 	PublicIPAddress           *string           `mapstructure:"public_ip_address" required:"false" cty:"public_ip_address"`
@@ -174,6 +175,7 @@ func (*FlatConfig) HCL2Spec() map[string]hcldec.Spec {
 		"expunge":                      &hcldec.AttrSpec{Name: "expunge", Type: cty.Bool, Required: false},
 		"hypervisor":                   &hcldec.AttrSpec{Name: "hypervisor", Type: cty.String, Required: false},
 		"instance_name":                &hcldec.AttrSpec{Name: "instance_name", Type: cty.String, Required: false},
+		"instance_display_name":        &hcldec.AttrSpec{Name: "instance_display_name", Type: cty.String, Required: false},
 		"network":                      &hcldec.AttrSpec{Name: "network", Type: cty.String, Required: false},
 		"project":                      &hcldec.AttrSpec{Name: "project", Type: cty.String, Required: false},
 		"public_ip_address":            &hcldec.AttrSpec{Name: "public_ip_address", Type: cty.String, Required: false},

builder/cloudstack/step_create_instance.go

@@ -44,7 +44,7 @@ func (s *stepCreateInstance) Run(ctx context.Context, state multistep.StateBag)
 
 	// Configure the instance.
 	p.SetName(config.InstanceName)
-	p.SetDisplayname("Created by Packer")
+	p.SetDisplayname(config.InstanceDisplayName)
 
 	if len(config.Comm.SSHKeyPairName) != 0 {
 		ui.Message(fmt.Sprintf("Using keypair: %s", config.Comm.SSHKeyPairName))

website/source/partials/builder/cloudstack/_Config-not-required.html.md

@@ -45,6 +45,8 @@
 -   `instance_name` (string) - The name of the instance. Defaults to
     "packer-UUID" where UUID is dynamically generated.
     
+-   `instance_display_name` (string) - The display name of the instance. Defaults to "Created by Packer".
+    
 -   `project` (string) - The name or ID of the project to deploy the instance
     to.