WIP

builder/oracle/classic/builder.go

@@ -34,7 +34,7 @@ func (b *Builder) Prepare(rawConfig ...interface{}) ([]string, error) {
 
 	var errs *packer.MultiError
 
-	errs = packer.MultiErrorAppend(errs, b.config.PVConfig.Prepare(&b.config.ctx).Errors...)
+	errs = packer.MultiErrorAppend(errs, b.config.PVConfig.Prepare(&b.config.ctx))
 
 	if errs != nil && len(errs.Errors) > 0 {
 		return nil, errs
@@ -70,7 +70,7 @@ func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packe
 	runID := uuid.TimeOrderedUUID()
 
 	var steps []multistep.Step
-	if b.config.PersistentVolumeSize > 0 {
+	if b.config.IsPV() {
 		steps = []multistep.Step{
 			&stepCreatePersistentVolume{
 				volumeSize:      fmt.Sprintf("%d", b.config.PersistentVolumeSize),
@@ -115,7 +115,9 @@ func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packe
 				Host:      ocommon.CommHost,
 				SSHConfig: b.config.Comm.SSHConfigFunc(),
 			},
-			&stepCreateImage{},
+			&stepCreateImage{
+				uploadImageCommand: b.config.BuilderUploadImageCommand,
+			},
 		}
 	} else {
 		// Build the steps

builder/oracle/classic/pv_config.go

@@ -7,10 +7,9 @@ import (
 
 type PVConfig struct {
 	// PersistentVolumeSize lets us control the volume size by using persistent boot storage
-	PersistentVolumeSize            int    `mapstructure:"persistent_volume_size"`
-	BuilderImageList                string `mapstructure:"builder_image_list"`
-	BuilderInstallUploadToolCommand string `mapstructure:"builder_install_upload_tool_command"`
-	BuilderUploadImageCommand       string `mapstructure:"builder_upload_image_command"`
+	PersistentVolumeSize      int    `mapstructure:"persistent_volume_size"`
+	BuilderImageList          string `mapstructure:"builder_image_list"`
+	BuilderUploadImageCommand string `mapstructure:"builder_upload_image_command"`
 	/* TODO:
 	default to OL image
 	make sure if set then PVS is above
@@ -19,8 +18,12 @@ type PVConfig struct {
 	*/
 }
 
+func (c *PVConfig) IsPV() bool {
+	return c.PersistentVolumeSize > 0
+}
+
 func (c *PVConfig) Prepare(ctx *interpolate.Context) (errs *packer.MultiError) {
-	if c.PersistentVolumeSize == 0 {
+	if !c.IsPV() {
 		return nil
 	}
 
@@ -31,6 +34,7 @@ func (c *PVConfig) Prepare(ctx *interpolate.Context) (errs *packer.MultiError) {
 --retry-delay 0 \
 -o {{ .DiskImagePath }} \
 '...'`
+		c.BuilderUploadImageCommand = "false"
 	}
 	/*
 		errs = packer.MultiErrorAppend(errs,

builder/oracle/classic/step_create_image.go

@@ -11,8 +11,7 @@ import (
 )
 
 type stepCreateImage struct {
-	installUploadToolCommand string
-	uploadImageCommand       string
+	uploadImageCommand string
 }
 
 type uploadCmdData struct {
@@ -38,7 +37,6 @@ func (s *stepCreateImage) Run(_ context.Context, state multistep.StateBag) multi
 
 	command := fmt.Sprintf(`#!/bin/sh
 	set -e
-	%s
 	mkdir /builder
 	mkfs -t ext3 /dev/xvdb
 	mount /dev/xvdb /builder
@@ -46,7 +44,7 @@ func (s *stepCreateImage) Run(_ context.Context, state multistep.StateBag) multi
 	cd /builder
 	dd if=/dev/xvdc bs=8M status=progress | cp --sparse=always /dev/stdin diskimage.raw
 	tar czSf ./diskimage.tar.gz ./diskimage.raw
-	%s`, s.installUploadToolCommand, uploadImageCmd)
+	%s`, uploadImageCmd)
 
 	dest := "/tmp/create-packer-diskimage.sh"
 	comm.Upload(dest, strings.NewReader(command), nil)

packer/multi_error.go

@@ -37,7 +37,16 @@ func MultiErrorAppend(err error, errs ...error) *MultiError {
 			err = new(MultiError)
 		}
 
-		err.Errors = append(err.Errors, errs...)
+		for _, verr := range errs {
+			switch rhsErr := verr.(type) {
+			case *MultiError:
+				if rhsErr != nil {
+					err.Errors = append(err.Errors, rhsErr.Errors...)
+				}
+			default:
+				err.Errors = append(err.Errors, verr)
+			}
+		}
 		return err
 	default:
 		newErrs := make([]error, len(errs)+1)