From fd5a2db58fc7ca5977f6aeb7982817b8c5438809 Mon Sep 17 00:00:00 2001
From: Thomas Meckel <14177833+tmeckel@users.noreply.github.com>
Date: Wed, 26 Jun 2019 16:06:20 +0200
Subject: [PATCH] Removed commented (obsolete) code from
 builder\virtualbox\common\driver_4_2.go

---
 builder/virtualbox/common/driver_4_2.go | 89 -------------------------
 1 file changed, 89 deletions(-)

diff --git a/builder/virtualbox/common/driver_4_2.go b/builder/virtualbox/common/driver_4_2.go
index 296ca5343..1cc3e4ff9 100644
--- a/builder/virtualbox/common/driver_4_2.go
+++ b/builder/virtualbox/common/driver_4_2.go
@@ -325,92 +325,3 @@ func (d *VBox42Driver) DeleteSnapshot(vmname string, sn *VBoxSnapshot) error {
 	log.Printf("Executing DeleteSnapshot: VM: %s, SnapshotName %s", vmname, sn.UUID)
 	return d.VBoxManage("snapshot", vmname, "delete", sn.UUID)
 }
-
-/*
-func (d *VBox42Driver) SnapshotExists(vmname string, snapshotName string) (bool, error) {
-	log.Printf("Executing SnapshotExists: VM %s, SnapshotName %s", vmname, snapshotName)
-
-	var stdout, stderr bytes.Buffer
-
-	cmd := exec.Command(d.VBoxManagePath, "snapshot", vmname, "list", "--machinereadable")
-	cmd.Stdout = &stdout
-	cmd.Stderr = &stderr
-	err := cmd.Run()
-
-	if _, ok := err.(*exec.ExitError); ok {
-		stderrString := strings.TrimSpace(stderr.String())
-		return false, (fmt.Errorf("VBoxManage error: %s", stderrString))
-	}
-
-	SnapshotNameRe := regexp.MustCompile(fmt.Sprintf("SnapshotName[^=]*=[^\"]*\"%s\"", snapshotName))
-
-	for _, line := range strings.Split(stdout.String(), "\n") {
-		if SnapshotNameRe.MatchString(line) {
-			return true, nil
-		}
-	}
-
-	return false, nil
-}
-
-func (d *VBox42Driver) GetParentSnapshot(vmname string, snapshotName string) (string, error) {
-	log.Printf("Executing GetParentSnapshot: VM %s, SnapshotName %s", vmname, snapshotName)
-
-	var stdout, stderr bytes.Buffer
-
-	cmd := exec.Command(d.VBoxManagePath, "snapshot", vmname, "list", "--machinereadable")
-	cmd.Stdout = &stdout
-	cmd.Stderr = &stderr
-	err := cmd.Run()
-
-	if _, ok := err.(*exec.ExitError); ok {
-		stderrString := strings.TrimSpace(stderr.String())
-		return "", (fmt.Errorf("VBoxManage error: %s", stderrString))
-	}
-
-	SnapshotNameRe := regexp.MustCompile(fmt.Sprintf("SnapshotName[^=]*=[^\"]*\"%s\"", snapshotName))
-
-	var snapshot string
-	for _, line := range strings.Split(stdout.String(), "\n") {
-		if SnapshotNameRe.MatchString(line) {
-			snapshot = line
-			break
-		}
-	}
-
-	if snapshot == "" {
-		return "", (fmt.Errorf("Snapshot %s does not exist", snapshotName))
-	}
-
-	SnapshotNamePartsRe := regexp.MustCompile("SnapshotName(?P<Path>(-[1-9]+)*)")
-	matches := SnapshotNamePartsRe.FindStringSubmatch(snapshot)
-	log.Printf("************ Snapshot %s name parts", snapshot)
-	log.Printf("Matches %#v\n", matches)
-	log.Printf("Node %s\n", matches[0])
-	log.Printf("Path %s\n", matches[1])
-	log.Printf("Leaf %s\n", matches[2])
-	leaf := matches[2]
-	node := matches[0]
-	if node == "" {
-		return "", (fmt.Errorf("Unsupported format for snapshot %s", snapshot))
-	}
-	if leaf != "" && node != "" {
-		SnapshotNodeRe := regexp.MustCompile("^(?P<Node>SnapshotName[^=]*)=[^\"]*\"(?P<Name>[^\"]+)\"")
-		parentNode := node[:len(node)-len(leaf)]
-		log.Printf("Parent node %s\n", parentNode)
-		var parentName string
-		for _, line := range strings.Split(stdout.String(), "\n") {
-			if matches := SnapshotNodeRe.FindStringSubmatch(line); len(matches) > 1 && parentNode == matches[1] {
-				parentName = matches[2]
-				log.Printf("Parent Snapshot name %s\n", parentName)
-				break
-			}
-		}
-		if parentName == "" {
-			return "", (fmt.Errorf("Internal error: Unable to find name for snapshot node %s", parentNode))
-		}
-		return parentName, nil
-	}
-	return "", nil
-}
-*/