Allow to configure smtp and sendmail in gitlab.yml

app/mailers/devise_mailer.rb

 class DeviseMailer < Devise::Mailer
-  default from: "#{Gitlab.config.gitlab.email_display_name} <#{Gitlab.config.gitlab.email_from}>"
-  default reply_to: Gitlab.config.gitlab.email_reply_to
+  default from: "#{Gitlab.config.outgoing_emails.display_name} <#{Gitlab.config.outgoing_emails.from}>"
+  default reply_to: Gitlab.config.outgoing_emails.reply_to
 end

app/mailers/emails/projects.rb

@@ -129,7 +129,7 @@ module Emails
         if send_from_committer_email && can_send_from_user_email?(@author)
           @author.email
         else
-          Gitlab.config.gitlab.email_reply_to
+          Gitlab.config.outgoing_emails.reply_to
         end
 
       mail(from:      sender(author_id, send_from_committer_email),

app/mailers/notify.rb

@@ -17,7 +17,7 @@ class Notify < ActionMailer::Base
   helper_method :current_user, :can?
 
   default from: Proc.new { default_sender_address.format }
-  default reply_to: Gitlab.config.gitlab.email_reply_to
+  default reply_to: Gitlab.config.outgoing_emails.reply_to
 
   # Just send email with 2 seconds delay
   def self.delay
@@ -50,9 +50,9 @@ class Notify < ActionMailer::Base
 
   # The default email address to send emails from
   def default_sender_address
-    address = Mail::Address.new(Gitlab.config.gitlab.email_from)
-    address.display_name = Gitlab.config.gitlab.email_display_name
-    address
+    Mail::Address.new(Gitlab.config.outgoing_emails.from).tap do |address|
+      address.display_name = Gitlab.config.outgoing_emails.display_name
+    end
   end
 
   def can_send_from_user_email?(sender)

config/gitlab.teatro.yml

@@ -7,8 +7,6 @@ production: &base
 
     user: root
 
-    email_from: example@example.com
-
     support_email: support@example.com
 
     default_projects_features:
@@ -19,6 +17,9 @@ production: &base
       snippets: false
       visibility_level: "private"  # can be "private" | "internal" | "public"
 
+  outgoing_emails:
+    from: example@example.com
+
   issues_tracker:
 
   gravatar:
@@ -75,6 +76,8 @@ test:
   gitlab:
     host: localhost
     port: 80
+  outgoing_emails:
+    delivery_method: :test
   issues_tracker:
     redmine:
       title: "Redmine"

config/gitlab.yml.example

@@ -10,7 +10,7 @@
 # How to use:
 # 1. Copy file as gitlab.yml
 # 2. Update gitlab -> host with your fully qualified domain name
-# 3. Update gitlab -> email_from
+# 3. Update outgoing_emails -> from
 # 4. If you installed Git from source, change git -> bin_path to /usr/local/bin/git
 #    IMPORTANT: If Git was installed in a different location use that instead.
 #    You can check with `which git`. If a wrong path of Git is specified, it will
@@ -46,16 +46,6 @@ production: &base
     # To see all available zones, run `bundle exec rake time:zones:all RAILS_ENV=production`
     # time_zone: 'UTC'
 
-    ## Email settings
-    # Uncomment and set to false if you need to disable email sending from GitLab (default: true)
-    # email_enabled: true
-    # Email address used in the "From" field in mails sent by GitLab
-    email_from: example@example.com
-    email_display_name: GitLab
-    email_reply_to: noreply@example.com
-
-    # Email server smtp settings are in config/initializers/smtp_settings.rb.sample
-
     # default_can_create_group: false  # default: true
     # username_changing_enabled: false # default: true - User can change her username/namespace
     ## Default theme
@@ -89,6 +79,57 @@ production: &base
     # The default is 'tmp/repositories' relative to the root of the Rails app.
     # repository_downloads_path: tmp/repositories
 
+  ## Settings for sending emails
+  outgoing_emails:
+
+    # Set to false if you need to disable email sending from GitLab (default: true).
+    enabled: true
+
+    # Email address and name used in the "From" field in mails sent by GitLab.
+    from: example@example.com
+    display_name: GitLab
+
+    # Email address used in "Reply-To" field in mails sent by GitLab.
+    reply_to: noreply@example.com
+
+    # Defines a delivery method. Possible values are:
+    #   :sendmail      - send emails using sendmail command (default).
+    #   :smtp          - send emails using SMTP server.
+    #   :letter_opener - open sent emails in browser.
+    #   :test          - save emails to ActionMailer::Base.deliveries array.
+    delivery_method: :sendmail
+
+    # Settings for the :sendmail delivery method.
+    sendmail_settings:
+      # The location of the sendmail executable (default: /usr/sbin/sendmail).
+      location: /usr/sbin/sendmail
+
+      # The command line arguments to be passed to sendmail (default: -i -t).
+      arguments: '-i -t'
+
+    # Settings for the :smtp delivery method.
+    smtp_settings:
+      # Hostname of the SMTP server used to send emails (default: localhost).
+      address: localhost
+
+      # Port of the SMTP server used to send emails (default: 25).
+      port: 25
+
+      # If your mail server requires authentication, you need to specify the
+      # authentication type here. Possible values are:
+      #   :plain    - send the password in the clear text.
+      #   :login    - send password Base64 encoded.
+      #   :cram_md5 - combines a Challenge/Response mechanism to exchange information and
+      #               a cryptographic Message Digest 5 algorithm to hash important information.
+      # authentication: :plain
+      # user_name: 'gitlab'
+      # password: '123456'
+
+      # Detects if STARTTLS is enabled in your SMTP server and starts to use it.
+      # Set this to false if there is a problem with your server certificate
+      # that you cannot resolve. It should be true for Gmail SMTP.
+      # enable_starttls_auto: true
+
   ## Gravatar
   ## For Libravatar see: http://doc.gitlab.com/ce/customization/libravatar.html
   gravatar:
@@ -295,6 +336,8 @@ production: &base
 
 development:
   <<: *base
+  outgoing_emails:
+    delivery_method: :letter_opener
 
 test:
   <<: *base
@@ -303,6 +346,8 @@ test:
   gitlab:
     host: localhost
     port: 80
+  outgoing_emails:
+    delivery_method: :test
 
     # When you run tests we clone and setup gitlab-shell
     # In order to setup it correctly you need to specify

config/initializers/1_settings.rb

@@ -105,10 +105,6 @@ Settings.gitlab['https']        = false if Settings.gitlab['https'].nil?
 Settings.gitlab['port']       ||= Settings.gitlab.https ? 443 : 80
 Settings.gitlab['relative_url_root'] ||= ENV['RAILS_RELATIVE_URL_ROOT'] || ''
 Settings.gitlab['protocol']   ||= Settings.gitlab.https ? "https" : "http"
-Settings.gitlab['email_enabled'] ||= true if Settings.gitlab['email_enabled'].nil?
-Settings.gitlab['email_from'] ||= "gitlab@#{Settings.gitlab.host}"
-Settings.gitlab['email_display_name'] ||= "GitLab"
-Settings.gitlab['email_reply_to'] ||= "noreply@#{Settings.gitlab.host}"
 Settings.gitlab['url']        ||= Settings.send(:build_gitlab_url)
 Settings.gitlab['user']       ||= 'git'
 Settings.gitlab['user_home']  ||= begin
@@ -134,6 +130,26 @@ Settings.gitlab.default_projects_features['visibility_level']    = Settings.send
 Settings.gitlab['repository_downloads_path'] = File.absolute_path(Settings.gitlab['repository_downloads_path'] || 'tmp/repositories', Rails.root)
 Settings.gitlab['restricted_signup_domains'] ||= []
 
+#
+# Outgoing emails
+#
+Settings['outgoing_emails'] ||= Settingslogic.new({})
+Settings['outgoing_emails'].tap do |opts|
+  # For backward compatibility. TODO remove in next major release.
+  opts['enabled'] ||= Settings.gitlab['email_enabled']
+  opts['from'] ||= Settings.gitlab['email_from']
+  opts['display_name'] ||= Settings.gitlab['display_name']
+  opts['reply_to'] ||= Settings.gitlab['email_reply_to']
+
+  opts['enabled'] ||= opts['enabled'].nil?
+  opts['display_name'] ||= "GitLab"
+  opts['from'] ||= "gitlab@#{Settings.gitlab.host}"
+  opts['reply_to'] ||= "noreply@#{Settings.gitlab.host}"
+  opts['delivery_method'] ||= :sendmail
+  opts['sendmail_settings'] ||= {}
+  opts['smtp_settings'] ||= {}
+end
+
 #
 # Gravatar
 #

config/initializers/disable_email_interceptor.rb

 # Interceptor in lib/disable_email_interceptor.rb
-ActionMailer::Base.register_interceptor(DisableEmailInterceptor) unless Gitlab.config.gitlab.email_enabled
+unless Gitlab.config.outgoing_emails.enabled
+  ActionMailer::Base.register_interceptor(DisableEmailInterceptor)
+end

config/initializers/email_settings.rb

+Gitlab.config.outgoing_emails.tap do |c|
+  Gitlab::Application.config.action_mailer.delivery_method = c.delivery_method
+  ActionMailer::Base.smtp_settings = c.smtp_settings.symbolize_keys
+  ActionMailer::Base.sendmail_settings = c.sendmail_settings.symbolize_keys
+end

config/initializers/smtp_settings.rb.sample

-# To enable smtp email delivery for your GitLab instance do the following:
-# 1. Rename this file to smtp_settings.rb
-# 2. Edit settings inside this file
-# 3. Restart GitLab instance
-#
-# For full list of options and their values see http://api.rubyonrails.org/classes/ActionMailer/Base.html
-#
-
-if Rails.env.production?
-  Gitlab::Application.config.action_mailer.delivery_method = :smtp
-
-  ActionMailer::Base.smtp_settings = {
-    address: "email.server.com",
-    port: 456,
-    user_name: "smtp",
-    password: "123456",
-    domain: "gitlab.company.com",
-    authentication: :login,
-    enable_starttls_auto: true,
-    openssl_verify_mode: 'peer' # See ActionMailer documentation for other possible options
-  }
-end

lib/tasks/gitlab/check.rake

@@ -320,7 +320,7 @@ namespace :gitlab do
 
       options = {
         "user.name"  => "GitLab",
-        "user.email" => Gitlab.config.gitlab.email_from,
+        "user.email" => Gitlab.config.outgoing_emails.from,
         "core.autocrlf" => "input"
       }
       correct_options = options.map do |name, value|

spec/mailers/notify_spec.rb

@@ -5,9 +5,9 @@ describe Notify do
   include EmailSpec::Matchers
   include RepoHelpers
 
-  let(:gitlab_sender_display_name) { Gitlab.config.gitlab.email_display_name }
-  let(:gitlab_sender) { Gitlab.config.gitlab.email_from }
-  let(:gitlab_sender_reply_to) { Gitlab.config.gitlab.email_reply_to }
+  let(:gitlab_sender_display_name) { Gitlab.config.outgoing_emails.display_name }
+  let(:gitlab_sender) { Gitlab.config.outgoing_emails.from }
+  let(:gitlab_sender_reply_to) { Gitlab.config.outgoing_emails.reply_to }
   let(:recipient) { create(:user, email: 'recipient@example.com') }
   let(:project) { create(:project) }