From 1efcbb9cfe36d4428ef6af988bb0d7b25ace3971 Mon Sep 17 00:00:00 2001 From: Claire Date: Mon, 19 Apr 2021 18:41:29 +0200 Subject: [PATCH] Add Message-ID header to outgoing emails (#16076) * Add Message-ID header to outgoing emails * Use email domain name from SMTP_FROM_ADDRESS, fallback on WEB_DOMAIN on failure * Use notifications@localhost as fallback for SMTP_FROM_ADDRESS, do not catch parse errors --- config/environments/production.rb | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/config/environments/production.rb b/config/environments/production.rb index 22be14749..df6b07d77 100644 --- a/config/environments/production.rb +++ b/config/environments/production.rb @@ -90,9 +90,12 @@ Rails.application.configure do config.action_mailer.perform_caching = false # E-mails + outgoing_email_address = ENV.fetch('SMTP_FROM_ADDRESS', 'notifications@localhost') + outgoing_mail_domain = Mail::Address.new(outgoing_email_address).domain config.action_mailer.default_options = { - from: ENV.fetch('SMTP_FROM_ADDRESS', 'notifications@localhost'), - reply_to: ENV['SMTP_REPLY_TO'] + from: outgoing_email_address, + reply_to: ENV['SMTP_REPLY_TO'], + 'Message-ID': -> { "<#{Mail.random_tag}@#{outgoing_mail_domain}>" }, } config.action_mailer.smtp_settings = {