scaleway: add boottype parameter in config

builder/scaleway/config.go

@@ -30,6 +30,7 @@ type Config struct {
 	ImageName    string `mapstructure:"image_name"`
 	ServerName   string `mapstructure:"server_name"`
 	Bootscript   string `mapstructure:"bootscript"`
+	BootType     string `mapstructure:"boottype"`
 
 	UserAgent string
 	ctx       interpolate.Context
@@ -86,6 +87,10 @@ func NewConfig(raws ...interface{}) (*Config, []string, error) {
 		c.ServerName = fmt.Sprintf("packer-%s", uuid.TimeOrderedUUID())
 	}
 
+	if c.BootType == "" {
+		c.BootType = "bootscript"
+	}
+
 	var errs *packer.MultiError
 	if es := c.Comm.Prepare(&c.ctx); len(es) > 0 {
 		errs = packer.MultiErrorAppend(errs, es...)

builder/scaleway/step_create_server.go

@@ -38,6 +38,7 @@ func (s *stepCreateServer) Run(_ context.Context, state multistep.StateBag) mult
 		CommercialType: c.CommercialType,
 		Tags:           tags,
 		Bootscript:     bootscript,
+		BootType:       c.BootType,
 	})
 
 	if err != nil {

website/source/docs/builders/scaleway.html.md

@@ -74,6 +74,9 @@ builder.
 -   `snapshot_name` (string) - The name of the resulting snapshot that will
     appear in your account. Default `packer-TIMESTAMP`
 
+-   `boottype` (string) - The type of boot, can be either `local` or `bootscript`,
+    Default `bootscript`
+
 -   `bootscript` (string) - The id of an existing bootscript to use when booting
     the server.