From d08ee4adfd4942525b7dfd915636513deab5a8b3 Mon Sep 17 00:00:00 2001
From: Rickard von Essen <rickard.von.essen@gmail.com>
Date: Wed, 30 Apr 2014 08:03:52 +0200
Subject: [PATCH] Added support for Parallels Desktop for Mac [GH-233] in the
 vagrant post-processor.

Fixes https://github.com/rickard-von-essen/packer-parallels/issues/3
---
 post-processor/vagrant/parallels.go           | 42 +++----------------
 post-processor/vagrant/util.go                |  8 ++++
 .../post-processors/vagrant.html.markdown     |  2 +-
 3 files changed, 14 insertions(+), 38 deletions(-)

diff --git a/post-processor/vagrant/parallels.go b/post-processor/vagrant/parallels.go
index 0e501c3ce..f5c291490 100644
--- a/post-processor/vagrant/parallels.go
+++ b/post-processor/vagrant/parallels.go
@@ -2,18 +2,15 @@ package vagrant
 
 import (
 	"fmt"
-	"os"
 	"path/filepath"
 	"regexp"
-	"strings"
 
-	"github.com/going/toolkit/xmlpath"
 	"github.com/mitchellh/packer/packer"
 )
 
-// These are the extensions of files that are unnecessary for the function
+// These are the extensions of files and directories that are unnecessary for the function
 // of a Parallels virtual machine.
-var UnnecessaryFileExtensions = []string{".log", ".backup", ".Backup"}
+var UnnecessaryFilesPatterns = []string{"\\.log$", "\\.backup$", "\\.Backup$", "\\.app/"}
 
 type ParallelsProvider struct{}
 
@@ -24,18 +21,14 @@ func (p *ParallelsProvider) KeepInputArtifact() bool {
 func (p *ParallelsProvider) Process(ui packer.Ui, artifact packer.Artifact, dir string) (vagrantfile string, metadata map[string]interface{}, err error) {
 	// Create the metadata
 	metadata = map[string]interface{}{"provider": "parallels"}
-	var configPath string
 
 	// Copy all of the original contents into the temporary directory
 	for _, path := range artifact.Files() {
 		// If the file isn't critical to the function of the
 		// virtual machine, we get rid of it.
-		// It's done by the builder, but we need one more time
-		// because unregistering a vm creates config.pvs.backup again.
 		unnecessary := false
-		ext := filepath.Ext(path)
-		for _, unnecessaryExt := range UnnecessaryFileExtensions {
-			if unnecessaryExt == ext {
+		for _, unnecessaryPat := range UnnecessaryFilesPatterns {
+			if matched, _ := regexp.MatchString(unnecessaryPat, path); matched {
 				unnecessary = true
 				break
 			}
@@ -59,40 +52,15 @@ func (p *ParallelsProvider) Process(ui packer.Ui, artifact packer.Artifact, dir
 		if err = CopyContents(dstPath, path); err != nil {
 			return
 		}
-		if strings.HasSuffix(dstPath, "/config.pvs") {
-			configPath = dstPath
-		}
 	}
 
 	// Create the Vagrantfile from the template
-	var baseMacAddress string
-	baseMacAddress, err = findBaseMacAddress(configPath)
-	if err != nil {
-		ui.Message(fmt.Sprintf("Problem determining Vagarant Box MAC address: %s", err))
-	}
-
-	vagrantfile = fmt.Sprintf(parallelsVagrantfile, baseMacAddress)
+	vagrantfile = fmt.Sprintf(parallelsVagrantfile)
 
 	return
 }
 
-func findBaseMacAddress(path string) (string, error) {
-	xpath := "/ParallelsVirtualMachine/Hardware/NetworkAdapter[@id='0']/MAC"
-	file, err := os.Open(path)
-	if err != nil {
-		return "", err
-	}
-	xpathComp := xmlpath.MustCompile(xpath)
-	root, err := xmlpath.Parse(file)
-	if err != nil {
-		return "", err
-	}
-	value, _ := xpathComp.String(root)
-	return value, nil
-}
-
 var parallelsVagrantfile = `
 Vagrant.configure("2") do |config|
-  config.vm.base_mac = "%s"
 end
 `
diff --git a/post-processor/vagrant/util.go b/post-processor/vagrant/util.go
index 3cce14a82..db695289a 100644
--- a/post-processor/vagrant/util.go
+++ b/post-processor/vagrant/util.go
@@ -21,6 +21,14 @@ func CopyContents(dst, src string) error {
 	}
 	defer srcF.Close()
 
+	dstDir, _ := filepath.Split(dst)
+	if dstDir != "" {
+		err := os.MkdirAll(dstDir, os.ModePerm)
+		if err != nil {
+			return err
+		}
+	}
+
 	dstF, err := os.Create(dst)
 	if err != nil {
 		return err
diff --git a/website/source/docs/post-processors/vagrant.html.markdown b/website/source/docs/post-processors/vagrant.html.markdown
index 72501d5ed..ed7f7708b 100644
--- a/website/source/docs/post-processors/vagrant.html.markdown
+++ b/website/source/docs/post-processors/vagrant.html.markdown
@@ -97,7 +97,7 @@ In the example above, the compression level will be set to 1 except for
 VMware, where it will be set to 0.
 
 The available provider names are: `aws`, `digitalocean`, `virtualbox`,
-and `vmware`.
+`vmware`, and `parallels`.
 
 ## Input Artifacts