packer-cn/fix/fixer_virtualbox_rename.go

79 lines
1.6 KiB
Go
Raw Normal View History

package fix
import (
"github.com/mitchellh/mapstructure"
)
// FixerVirtualBoxRename changes "virtualbox" builders to "virtualbox-iso"
type FixerVirtualBoxRename struct{}
func (FixerVirtualBoxRename) Fix(input map[string]interface{}) (map[string]interface{}, error) {
type template struct {
Builders []map[string]interface{}
Provisioners []interface{}
}
// Decode the input into our structure, if we can
var tpl template
if err := mapstructure.WeakDecode(input, &tpl); err != nil {
return nil, err
}
for _, builder := range tpl.Builders {
builderTypeRaw, ok := builder["type"]
if !ok {
continue
}
builderType, ok := builderTypeRaw.(string)
if !ok {
continue
}
if builderType != "virtualbox" {
continue
}
builder["type"] = "virtualbox-iso"
}
for i, raw := range tpl.Provisioners {
var m map[string]interface{}
if err := mapstructure.WeakDecode(raw, &m); err != nil {
// Ignore errors, could be a non-map
continue
}
raw, ok := m["override"]
if !ok {
continue
}
var override map[string]interface{}
if err := mapstructure.WeakDecode(raw, &override); err != nil {
return nil, err
}
if raw, ok := override["virtualbox"]; ok {
override["virtualbox-iso"] = raw
delete(override, "virtualbox")
// Set the change
m["override"] = override
tpl.Provisioners[i] = m
}
}
if len(tpl.Builders) > 0 {
input["builders"] = tpl.Builders
}
if len(tpl.Provisioners) > 0 {
input["provisioners"] = tpl.Provisioners
}
return input, nil
}
func (FixerVirtualBoxRename) Synopsis() string {
return `Updates "virtualbox" builders to "virtualbox-iso"`
}