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helper: Add resource.PrefixedUniqueId

This commit is contained in:
Radek Simko 2015-06-30 12:54:32 +01:00
parent 282e139334
commit 70b7243dd6
1 changed files with 8 additions and 3 deletions
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11
helper/resource/id.go
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@ -9,13 +9,18 @@ import (
const UniqueIdPrefix = `terraform-`
// Helper for a resource to generate a unique identifier
// Helper for a resource to generate a unique identifier w/ default prefix
func UniqueId() string {
return PrefixedUniqueId(UniqueIdPrefix)
}
// Helper for a resource to generate a unique identifier w/ given prefix
//
// This uses a simple RFC 4122 v4 UUID with some basic cosmetic filters
// applied (base32, remove padding, downcase) to make visually distinguishing
// identifiers easier.
func UniqueId() string {
return fmt.Sprintf("%s%s", UniqueIdPrefix,
func PrefixedUniqueId(prefix string) string {
return fmt.Sprintf("%s%s", prefix,
strings.ToLower(
strings.Replace(
base32.StdEncoding.EncodeToString(uuidV4()),