packer-cn/fix/fixer_amazon_shutdown_behav...

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package fix
import (
"github.com/mitchellh/mapstructure"
)
// FixerAmazonShutdownBehavior fix the spelling of "shutdown_behavior"
// template in a Amazon builder
type FixerAmazonShutdownBehavior struct{}
func (FixerAmazonShutdownBehavior) Fix(input map[string]interface{}) (map[string]interface{}, error) {
// The type we'll decode into; we only care about builders
type template struct {
Builders []map[string]interface{}
}
// Decode the input into our structure, if we can
var tpl template
if err := mapstructure.Decode(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 != "amazon-ebs" && builderType != "amazon-ebsvolume" && builderType != "amazon-instance" && builderType != "amazon-chroot" {
continue
}
shutdownBehavior, ok := builder["shutdown_behaviour"]
if ok {
builder["shutdown_behavior"] = shutdownBehavior
delete(builder, "shutdown_behaviour")
}
}
input["builders"] = tpl.Builders
return input, nil
}
func (FixerAmazonShutdownBehavior) Synopsis() string {
return `Changes "shutdown_behaviour" to "shutdown_behavior" in Amazon builders.`
}