added support for specifying an execute command to the puppet-server provisioner.

provisioner/puppet-server/provisioner.go

@@ -16,6 +16,9 @@ import (
 type Config struct {
 	common.PackerConfig `mapstructure:",squash"`
 	ctx                 interpolate.Context
+	
+	// The command used to execute Puppet.
+	ExecuteCommand string `mapstructure:"execute_command"`
 
 	// Additional facts to set when executing Puppet
 	Facter map[string]string
@@ -65,13 +68,19 @@ func (p *Provisioner) Prepare(raws ...interface{}) error {
 		Interpolate:        true,
 		InterpolateContext: &p.config.ctx,
 		InterpolateFilter: &interpolate.RenderFilter{
-			Exclude: []string{},
+			Exclude: []string{
+				"execute_command",
+			},
 		},
 	}, raws...)
 	if err != nil {
 		return err
 	}
-
+	
+	if p.config.ExecuteCommand == "" {
+		p.config.ExecuteCommand = p.commandTemplate()
+	}
+	
 	if p.config.StagingDir == "" {
 		p.config.StagingDir = "/tmp/packer-puppet-server"
 	}
@@ -153,7 +162,7 @@ func (p *Provisioner) Provision(ui packer.Ui, comm packer.Communicator) error {
 		Options:              p.config.Options,
 		Sudo:                 !p.config.PreventSudo,
 	}
-	command, err := interpolate.Render(p.commandTemplate(), &p.config.ctx)
+	command, err := interpolate.Render(p.config.ExecuteCommand, &p.config.ctx)
 	if err != nil {
 		return err
 	}

website/source/docs/provisioners/puppet-server.html.md

@@ -74,3 +74,18 @@ listed below:
     must have proper permissions so that the SSH user that Packer uses is able
     to create directories and write into this folder. If the permissions are not
     correct, use a shell provisioner prior to this to configure it properly.
+
+-   `execute_command` (string) - This is optional. The command used to execute Puppet. This has
+    various [configuration template
+    variables](/docs/templates/configuration-templates.html) available. See
+    below for more information. By default, Packer uses the following command:
+
+    ``` {{.FacterVars}} {{if .Sudo}} sudo -E {{end}}" +
+		"puppet agent --onetime --no-daemonize " +
+		"{{if ne .PuppetServer \"\"}}--server='{{.PuppetServer}}' {{end}}" +
+		"{{if ne .Options \"\"}}{{.Options}} {{end}}" +
+		"{{if ne .PuppetNode \"\"}}--certname={{.PuppetNode}} {{end}}" +
+		"{{if ne .ClientCertPath \"\"}}--certdir='{{.ClientCertPath}}' {{end}}" +
+		"{{if ne .ClientPrivateKeyPath \"\"}}--privatekeydir='{{.ClientPrivateKeyPath}}' {{end}}" +
+		"--detailed-exitcodes
+```