From 32a4b524fb95799cfebd9a9e76ef42019d22c5f1 Mon Sep 17 00:00:00 2001
From: Eugen Rochko <eugen@zeonfederated.com>
Date: Thu, 5 Jul 2018 20:57:24 +0200
Subject: [PATCH] In e-mail validator, fallback from MX to A record (#7955)
Fix #7831
---
app/validators/email_mx_validator.rb | 2 ++
1 file changed, 2 insertions(+)
diff --git a/app/validators/email_mx_validator.rb b/app/validators/email_mx_validator.rb
index 3cc5853c6e..e9e6b56e87 100644
--- a/app/validators/email_mx_validator.rb
+++ b/app/validators/email_mx_validator.rb
@@ -16,6 +16,8 @@ class EmailMxValidator < ActiveModel::Validator
return true if domain.nil?
records = Resolv::DNS.new.getresources(domain, Resolv::DNS::Resource::IN::MX).to_a.map { |e| e.exchange.to_s }
+ records = Resolv::DNS.new.getresources(domain, Resolv::DNS::Resource::IN::A).to_a.map { |e| e.exchange.to_s } if records.empty?
+
records.empty? || on_blacklist?(records)
end
--
GitLab