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Removed commented (obsolete) code from builder\virtualbox\common\driver_4_2.go

This commit is contained in:
Thomas Meckel 2019-06-26 16:06:20 +02:00 committed by Thomas Meckel
parent 5e00253450
commit fd5a2db58f
1 changed files with 0 additions and 89 deletions
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89
builder/virtualbox/common/driver_4_2.go
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@ -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
}
*/