Added 'processing' status as valid challenge status (#561)

nelsonkram · xenolf · commit f17b1ce51625 · 2018-05-31T17:22:37.000+02:00
diff --git a/acme/client.go b/acme/client.go
@@ -822,6 +822,7 @@ func validate(j *jws, domain, uri string, c challenge) error {
 			log.Printf("[INFO][%s] The server validated our request", domain)
 			return nil
 		case "pending":
+		case "processing":
 		case "invalid":
 			return handleChallengeError(chlng)
 		default:
