packer-cn/fix/fixer_pp_manifest_filename.go

61 lines
1.2 KiB
Go

package fix
import (
"fmt"
"github.com/mitchellh/mapstructure"
)
// FixerManifestFilename renames any Filename to Output
type FixerManifestFilename struct{}
func (FixerManifestFilename) Fix(input map[string]interface{}) (map[string]interface{}, error) {
// Our template type we'll use for this fixer only
type template struct {
PostProcessors []map[string]interface{} `mapstructure:"post-processors"`
}
// Decode the input into our structure, if we can
fmt.Println("Got 0")
var tpl template
if err := mapstructure.Decode(input, &tpl); err != nil {
fmt.Println("Got 1")
return nil, err
}
for _, pp := range tpl.PostProcessors {
ppTypeRaw, ok := pp["type"]
if !ok {
continue
}
ppType, ok := ppTypeRaw.(string)
if !ok {
continue
}
if ppType != "manifest" {
continue
}
filenameRaw, ok := pp["filename"]
if !ok {
continue
}
filename, ok := filenameRaw.(string)
if !ok {
continue
}
delete(pp, "filename")
pp["output"] = filename
}
input["post-processors"] = tpl.PostProcessors
return input, nil
}
func (FixerManifestFilename) Synopsis() string {
return `Updates "manifest" post-processor so any "filename" field is renamed to "output".`
}