post-processor/vagrant: show file being compressed [GH-314]

CHANGELOG.md

 ## 0.3.4 (unreleased)
 
+IMPROVEMENTS:
 
+* post-processor/vagrant: the file being compressed will be shown
+  in the UI [GH-314]
 
 ## 0.3.3 (August 19, 2013)
 

post-processor/vagrant/aws.go

@@ -134,7 +134,7 @@ func (p *AWSBoxPostProcessor) PostProcess(ui packer.Ui, artifact packer.Artifact
 	}
 
 	// Compress the directory to the given output path
-	if err := DirToBox(outputPath, dir); err != nil {
+	if err := DirToBox(outputPath, dir, ui); err != nil {
 		err = fmt.Errorf("error creating box: %s", err)
 		return nil, false, err
 	}

post-processor/vagrant/util.go

@@ -4,6 +4,8 @@ import (
 	"archive/tar"
 	"compress/gzip"
 	"encoding/json"
+	"fmt"
+	"github.com/mitchellh/packer/packer"
 	"io"
 	"log"
 	"os"
@@ -42,7 +44,7 @@ func CopyContents(dst, src string) error {
 // DirToBox takes the directory and compresses it into a Vagrant-compatible
 // box. This function does not perform checks to verify that dir is
 // actually a proper box. This is an expected precondition.
-func DirToBox(dst, dir string) error {
+func DirToBox(dst, dir string, ui packer.Ui) error {
 	log.Printf("Turning dir into box: %s => %s", dir, dst)
 	dstF, err := os.Create(dst)
 	if err != nil {
@@ -90,6 +92,10 @@ func DirToBox(dst, dir string) error {
 			return err
 		}
 
+		if ui != nil {
+			ui.Message(fmt.Sprintf("Compressing: %s", header.Name))
+		}
+
 		if err := tarWriter.WriteHeader(header); err != nil {
 			return err
 		}

post-processor/vagrant/virtualbox.go

@@ -143,7 +143,7 @@ func (p *VBoxBoxPostProcessor) PostProcess(ui packer.Ui, artifact packer.Artifac
 
 	// Compress the directory to the given output path
 	ui.Message(fmt.Sprintf("Compressing box..."))
-	if err := DirToBox(outputPath, dir); err != nil {
+	if err := DirToBox(outputPath, dir, ui); err != nil {
 		return nil, false, err
 	}
 

post-processor/vagrant/vmware.go

@@ -119,7 +119,7 @@ func (p *VMwareBoxPostProcessor) PostProcess(ui packer.Ui, artifact packer.Artif
 
 	// Compress the directory to the given output path
 	ui.Message(fmt.Sprintf("Compressing box..."))
-	if err := DirToBox(outputPath, dir); err != nil {
+	if err := DirToBox(outputPath, dir, ui); err != nil {
 		return nil, false, err
 	}