Rename reply_by_email to incoming_email to prepare for the future.

app/mailers/notify.rb

@@ -110,7 +110,7 @@ class Notify < BaseMailer
     if reply_key
       headers['X-GitLab-Reply-Key'] = reply_key
 
-      address = Mail::Address.new(Gitlab::ReplyByEmail.reply_address(reply_key))
+      address = Mail::Address.new(Gitlab::IncomingEmail.reply_address(reply_key))
       address.display_name = @project.name_with_namespace
 
       headers['Reply-To'] = address
@@ -150,6 +150,6 @@ class Notify < BaseMailer
   end
 
   def reply_key
-    @reply_key ||= Gitlab::ReplyByEmail.reply_key
+    @reply_key ||= SentNotification.reply_key
   end
 end

app/models/sent_notification.rb

@@ -23,6 +23,12 @@ class SentNotification < ActiveRecord::Base
   validates :commit_id, presence: true, if: :for_commit?
 
   class << self
+    def reply_key
+      return nil unless Gitlab::IncomingEmail.enabled?
+
+      SecureRandom.hex(16)
+    end
+
     def for(reply_key)
       find_by(reply_key: reply_key)
     end

app/views/admin/dashboard/index.html.haml

@@ -58,7 +58,7 @@
       %p
         Reply by email
         %span.light.pull-right
-          = boolean_to_icon Gitlab::ReplyByEmail.enabled?
+          = boolean_to_icon Gitlab::IncomingEmail.enabled?
     .col-md-4
       %h4
         Components

app/workers/email_receiver_worker.rb

@@ -4,7 +4,7 @@ class EmailReceiverWorker
   sidekiq_options queue: :incoming_email
 
   def perform(raw)
-    return unless Gitlab::ReplyByEmail.enabled?
+    return unless Gitlab::IncomingEmail.enabled?
 
     begin
       Gitlab::Email::Receiver.new(raw).execute

config/gitlab.yml.example

@@ -96,10 +96,10 @@ production: &base
 
   ## Reply by email
   # Allow users to comment on issues and merge requests by replying to notification emails.
-  # For documentation on how to set this up, see http://doc.gitlab.com/ce/reply_by_email/README.html
-  reply_by_email:
+  # For documentation on how to set this up, see http://doc.gitlab.com/ce/incoming_email/README.html
+  incoming_email:
     enabled: false
-    address: "replies+%{reply_key}@gitlab.example.com"
+    address: "incoming+%{key}@gitlab.example.com"
 
   ## Gravatar
   ## For Libravatar see: http://doc.gitlab.com/ce/customization/libravatar.html

config/initializers/1_settings.rb

@@ -187,8 +187,8 @@ Settings.gitlab_ci['builds_path']         = File.expand_path(Settings.gitlab_ci[
 #
 # Reply by email
 #
-Settings['reply_by_email'] ||= Settingslogic.new({})
-Settings.reply_by_email['enabled'] = false if Settings.reply_by_email['enabled'].nil?
+Settings['incoming_email'] ||= Settingslogic.new({})
+Settings.incoming_email['enabled'] = false if Settings.incoming_email['enabled'].nil?
 
 #
 # Gravatar

doc/README.md

@@ -46,7 +46,7 @@
 - [System hooks](system_hooks/system_hooks.md) Notifications when users, projects and keys are changed.
 - [Update](update/README.md) Update guides to upgrade your installation.
 - [Welcome message](customization/welcome_message.md) Add a custom welcome message to the sign-in page.
-- [Reply by email](reply_by_email/README.md) Allow users to comment on issues and merge requests by replying to notification emails.
+- [Reply by email](incoming_email/README.md) Allow users to comment on issues and merge requests by replying to notification emails.
 - [Migrate GitLab CI to CE/EE](migrate_ci_to_ce/README.md) Follow this guide to migrate your existing GitLab CI data to GitLab CE/EE.
 
 ### Administrator documentation

doc/reply_by_email/README.md → doc/incoming_email/README.md

@@ -12,24 +12,24 @@ To set up a basic Postfix mail server with IMAP access on Ubuntu, follow [these
 
 ## Set it up
 
-In this example, we'll use the Gmail address `gitlab-replies@gmail.com`.
+In this example, we'll use the Gmail address `gitlab-incoming@gmail.com`.
 
 ### Omnibus package installations
 
-1. Find the `reply_by_email` section in `/etc/gitlab/gitlab.rb`, enable the feature, enter the email address including a placeholder for the `reply_key` and fill in the details for your specific IMAP server and email account:
+1. Find the `incoming_email` section in `/etc/gitlab/gitlab.rb`, enable the feature, enter the email address including a placeholder for the `key` and fill in the details for your specific IMAP server and email account:
 
     ```ruby
-    gitlab_rails['reply_by_email_enabled'] = true
-    gitlab_rails['reply_by_email_address'] = "gitlab-replies+%{reply_key}@gmail.com"
-    gitlab_rails['reply_by_email_host'] = "imap.gmail.com" # IMAP server host
-    gitlab_rails['reply_by_email_port'] = 993 # IMAP server port
-    gitlab_rails['reply_by_email_ssl'] = true # Whether the IMAP server uses SSL
-    gitlab_rails['reply_by_email_email'] = "gitlab-replies@gmail.com"  # Email account username. Usually the full email address.
-    gitlab_rails['reply_by_email_password'] = "password" # Email account password
-    gitlab_rails['reply_by_email_mailbox_name'] = "inbox" # The name of the mailbox where incoming mail will end up. Usually "inbox".
+    gitlab_rails['incoming_email_enabled'] = true
+    gitlab_rails['incoming_email_address'] = "gitlab-incoming+%{key}@gmail.com"
+    gitlab_rails['incoming_email_host'] = "imap.gmail.com" # IMAP server host
+    gitlab_rails['incoming_email_port'] = 993 # IMAP server port
+    gitlab_rails['incoming_email_ssl'] = true # Whether the IMAP server uses SSL
+    gitlab_rails['incoming_email_email'] = "gitlab-incoming@gmail.com"  # Email account username. Usually the full email address.
+    gitlab_rails['incoming_email_password'] = "password" # Email account password
+    gitlab_rails['incoming_email_mailbox_name'] = "inbox" # The name of the mailbox where incoming mail will end up. Usually "inbox".
     ```
 
-    As mentioned, the part after `+` in the address is ignored, and any email sent here will end up in the mailbox for `gitlab-replies@gmail.com`.
+    As mentioned, the part after `+` in the address is ignored, and any email sent here will end up in the mailbox for `gitlab-incoming@gmail.com`.
 
 1. Reconfigure GitLab for the changes to take effect:
 
@@ -40,7 +40,7 @@ In this example, we'll use the Gmail address `gitlab-replies@gmail.com`.
 1. Verify that everything is configured correctly:
 
     ```sh
-    sudo gitlab-rake gitlab:reply_by_email:check
+    sudo gitlab-rake gitlab:incoming_email:check
     ```
 
 1. Reply by email should now be working.
@@ -53,19 +53,19 @@ In this example, we'll use the Gmail address `gitlab-replies@gmail.com`.
     cd /home/git/gitlab
     ```
 
-1. Find the `reply_by_email` section in `config/gitlab.yml`, enable the feature and enter the email address including a placeholder for the `reply_key`:
+1. Find the `incoming_email` section in `config/gitlab.yml`, enable the feature and enter the email address including a placeholder for the `key`:
 
     ```sh
     sudo editor config/gitlab.yml
     ```
 
     ```yaml
-    reply_by_email:
+    incoming_email:
       enabled: true
-      address: "gitlab-replies+%{reply_key}@gmail.com"
+      address: "gitlab-incoming+%{key}@gmail.com"
     ```
 
-    As mentioned, the part after `+` in the address is ignored, and any email sent here will end up in the mailbox for `gitlab-replies@gmail.com`.
+    As mentioned, the part after `+` in the address is ignored, and any email sent here will end up in the mailbox for `gitlab-incoming@gmail.com`.
 
 2. Copy `config/mail_room.yml.example` to `config/mail_room.yml`:
 
@@ -89,7 +89,7 @@ In this example, we'll use the Gmail address `gitlab-replies@gmail.com`.
         # Whether the IMAP server uses SSL
         :ssl: true
         # Email account username. Usually the full email address.
-        :email: "gitlab-replies@gmail.com"
+        :email: "gitlab-incoming@gmail.com"
         # Email account password
         :password: "[REDACTED]"
         # The name of the mailbox where incoming mail will end up. Usually "inbox".
@@ -125,7 +125,7 @@ In this example, we'll use the Gmail address `gitlab-replies@gmail.com`.
 7. Verify that everything is configured correctly:
 
     ```sh
-    sudo -u git -H bundle exec rake gitlab:reply_by_email:check RAILS_ENV=production
+    sudo -u git -H bundle exec rake gitlab:incoming_email:check RAILS_ENV=production
     ```
 
 8. Reply by email should now be working.
@@ -134,15 +134,15 @@ In this example, we'll use the Gmail address `gitlab-replies@gmail.com`.
 
 1. Go to the GitLab installation directory.
 
-1. Find the `reply_by_email` section in `config/gitlab.yml`, enable the feature and enter the email address including a placeholder for the `reply_key`:
+1. Find the `incoming_email` section in `config/gitlab.yml`, enable the feature and enter the email address including a placeholder for the `key`:
 
     ```yaml
-    reply_by_email:
+    incoming_email:
       enabled: true
-      address: "gitlab-replies+%{reply_key}@gmail.com"
+      address: "gitlab-incoming+%{key}@gmail.com"
     ```
 
-    As mentioned, the part after `+` is ignored, and this will end up in the mailbox for `gitlab-replies@gmail.com`.
+    As mentioned, the part after `+` is ignored, and this will end up in the mailbox for `gitlab-incoming@gmail.com`.
 
 2. Copy `config/mail_room.yml.example` to `config/mail_room.yml`:
 
@@ -162,7 +162,7 @@ In this example, we'll use the Gmail address `gitlab-replies@gmail.com`.
         # Whether the IMAP server uses SSL
         :ssl: true
         # Email account username. Usually the full email address.
-        :email: "gitlab-replies@gmail.com"
+        :email: "gitlab-incoming@gmail.com"
         # Email account password
         :password: "[REDACTED]"
         # The name of the mailbox where incoming mail will end up. Usually "inbox".
@@ -197,7 +197,7 @@ In this example, we'll use the Gmail address `gitlab-replies@gmail.com`.
 7. Verify that everything is configured correctly:
 
     ```sh
-    bundle exec rake gitlab:reply_by_email:check RAILS_ENV=development
+    bundle exec rake gitlab:incoming_email:check RAILS_ENV=development
     ```
 
 8. Reply by email should now be working.

doc/reply_by_email/postfix.md → doc/incoming_email/postfix.md

@@ -2,7 +2,7 @@
 
 This document will take you through the steps of setting up a basic Postfix mail server with IMAP authentication on Ubuntu, to be used with Reply by email.
 
-The instructions make the assumption that you will be using the email address `replies@gitlab.example.com`, that is, username `replies` on host `gitlab.example.com`. Don't forget to change it to your actual host when executing the example code snippets.
+The instructions make the assumption that you will be using the email address `incoming@gitlab.example.com`, that is, username `incoming` on host `gitlab.example.com`. Don't forget to change it to your actual host when executing the example code snippets.
 
 ## Configure your server firewall
 
@@ -27,16 +27,16 @@ The instructions make the assumption that you will be using the email address `r
 
 ## Create user
 
-1. Create a user for replies.
+1. Create a user for incoming.
 
     ```sh
-    sudo useradd -m -s /bin/bash replies
+    sudo useradd -m -s /bin/bash incoming
     ```
 
 1. Set a password for this user.
 
     ```sh
-    sudo passwd replies
+    sudo passwd incoming
     ```
 
     Be sure not to forget this, you'll need it later.
@@ -70,12 +70,12 @@ The instructions make the assumption that you will be using the email address `r
     sudo postfix start
     ```
 
-1. Send the new `replies` user a dummy email to test SMTP, by entering the following into the SMTP prompt:
+1. Send the new `incoming` user a dummy email to test SMTP, by entering the following into the SMTP prompt:
     
     ```
     ehlo localhost
     mail from: root@localhost
-    rcpt to: replies@localhost
+    rcpt to: incoming@localhost
     data
     Subject: Re: Some issue
 
@@ -86,17 +86,17 @@ The instructions make the assumption that you will be using the email address `r
 
     (Note: The `.` is a literal period on its own line)
 
-1. Check if the `replies` user received the email:
+1. Check if the `incoming` user received the email:
     
     ```sh
-    su - replies
+    su - incoming
     mail
     ```
 
     You should see output like this:
 
     ```
-    "/var/mail/replies": 1 message 1 unread
+    "/var/mail/incoming": 1 message 1 unread
     >U   1 root@localhost                           59/2842  Re: Some issue
     ```
 
@@ -106,7 +106,7 @@ The instructions make the assumption that you will be using the email address `r
     q
     ```
 
-1. Log out of the `replies` account and go back to being `root`:
+1. Log out of the `incoming` account and go back to being `root`:
 
     ```sh
     logout
@@ -131,18 +131,18 @@ Courier, which we will install later to add IMAP authentication, requires mailbo
 1. Test the new setup:
     
     1. Follow steps 1 and 2 of _[Test the out-of-the-box setup](#test-the-out-of-the-box-setup)_.
-    2. Check if the `replies` user received the email:
+    2. Check if the `incoming` user received the email:
     
         ```sh
-        su - replies
-        MAIL=/home/replies/Maildir
+        su - incoming
+        MAIL=/home/incoming/Maildir
         mail
         ```
 
         You should see output like this:
 
         ```
-        "/home/replies/Maildir": 1 message 1 unread
+        "/home/incoming/Maildir": 1 message 1 unread
         >U   1 root@localhost                           59/2842  Re: Some issue
         ```
 
@@ -152,7 +152,7 @@ Courier, which we will install later to add IMAP authentication, requires mailbo
         q
         ```
 
-1. Log out of the `replies` account and go back to being `root`:
+1. Log out of the `incoming` account and go back to being `root`:
 
     ```sh
     logout
@@ -221,12 +221,12 @@ Courier, which we will install later to add IMAP authentication, requires mailbo
 
         If you get a `Connection refused` error instead, make sure your firewall is setup to allow inbound traffic on port 25.
 
-    1. Send the `replies` user a dummy email to test SMTP, by entering the following into the SMTP prompt:
+    1. Send the `incoming` user a dummy email to test SMTP, by entering the following into the SMTP prompt:
         
         ```
         ehlo gitlab.example.com
         mail from: root@gitlab.example.com
-        rcpt to: replies@gitlab.example.com
+        rcpt to: incoming@gitlab.example.com
         data
         Subject: Re: Some issue
 
@@ -237,18 +237,18 @@ Courier, which we will install later to add IMAP authentication, requires mailbo
 
         (Note: The `.` is a literal period on its own line)
 
-    1. Check if the `replies` user received the email:
+    1. Check if the `incoming` user received the email:
     
         ```sh
-        su - replies
-        MAIL=/home/replies/Maildir
+        su - incoming
+        MAIL=/home/incoming/Maildir
         mail
         ```
 
         You should see output like this:
 
         ```
-        "/home/replies/Maildir": 1 message 1 unread
+        "/home/incoming/Maildir": 1 message 1 unread
         >U   1 root@gitlab.example.com                           59/2842  Re: Some issue
         ```
 
@@ -258,7 +258,7 @@ Courier, which we will install later to add IMAP authentication, requires mailbo
         q
         ```
 
-    1. Log out of the `replies` account and go back to being `root`:
+    1. Log out of the `incoming` account and go back to being `root`:
 
         ```sh
         logout
@@ -281,13 +281,13 @@ Courier, which we will install later to add IMAP authentication, requires mailbo
         - OK [CAPABILITY IMAP4rev1 UIDPLUS CHILDREN NAMESPACE THREAD=ORDEREDSUBJECT THREAD=REFERENCES SORT QUOTA IDLE ACL ACL2=UNION] Courier-IMAP ready. Copyright 1998-2011 Double Precision, Inc.  See COPYING for distribution information.
         ```
 
-    1. Sign in as the `replies` user to test IMAP, by entering the following into the IMAP prompt:
+    1. Sign in as the `incoming` user to test IMAP, by entering the following into the IMAP prompt:
 
         ```
-        a login replies PASSWORD
+        a login incoming PASSWORD
         ```
 
-        Replace PASSWORD with the password you set on the `replies` user earlier.
+        Replace PASSWORD with the password you set on the `incoming` user earlier.
 
         You should see output like this:
 
@@ -307,4 +307,4 @@ If all the tests were successful, Postfix is all set up and ready to receive ema
 
 ---------
 
-_This document was adapted from https://help.ubuntu.com/community/PostfixBasicSetupHowto, by contributors to the Ubuntu documentation wiki._
+_This document was adapted from https://help.ubuntu.com/community/PostfixBasicSetupHowto, by contributors to the Ubuntu documentation wiki._
\ No newline at end of file

lib/gitlab/email/receiver.rb

@@ -65,7 +65,7 @@ module Gitlab
       def reply_key
         reply_key = nil
         message.to.each do |address|
-          reply_key = Gitlab::ReplyByEmail.reply_key_from_address(address)
+          reply_key = Gitlab::IncomingEmail.key_from_address(address)
           break if reply_key
         end
 
@@ -98,7 +98,8 @@ module Gitlab
           note:           reply,
           noteable_type:  sent_notification.noteable_type,
           noteable_id:    sent_notification.noteable_id,
-          commit_id:      sent_notification.commit_id
+          commit_id:      sent_notification.commit_id,
+          line_code:      sent_notification.line_code
         ).execute
       end
     end

lib/gitlab/reply_by_email.rb → lib/gitlab/incoming_email.rb

 module Gitlab
-  module ReplyByEmail
+  module IncomingEmail
     class << self
       def enabled?
         config.enabled && address_formatted_correctly?
@@ -7,20 +7,14 @@ module Gitlab
 
       def address_formatted_correctly?
         config.address &&
-          config.address.include?("%{reply_key}")
+          config.address.include?("%{key}")
       end
 
-      def reply_key
-        return nil unless enabled?
-
-        SecureRandom.hex(16)
-      end
-
-      def reply_address(reply_key)
-        config.address.gsub('%{reply_key}', reply_key)
+      def reply_address(key)
+        config.address.gsub('%{key}', key)
       end
 
-      def reply_key_from_address(address)
+      def key_from_address(address)
         regex = address_regex
         return unless regex
 
@@ -33,7 +27,7 @@ module Gitlab
       private
 
       def config
-        Gitlab.config.reply_by_email
+        Gitlab.config.incoming_email
       end
 
       def address_regex
@@ -41,7 +35,7 @@ module Gitlab
         return nil unless wildcard_address
 
         regex = Regexp.escape(wildcard_address)
-        regex = regex.gsub(Regexp.escape('%{reply_key}'), "(.+)")
+        regex = regex.gsub(Regexp.escape('%{key}'), "(.+)")
         Regexp.new(regex).freeze
       end
     end

lib/tasks/gitlab/check.rake

@@ -2,7 +2,7 @@ namespace :gitlab do
   desc "GitLab | Check the configuration of GitLab and its environment"
   task check: %w{gitlab:gitlab_shell:check
                  gitlab:sidekiq:check
-                 gitlab:reply_by_email:check
+                 gitlab:incoming_email:check
                  gitlab:ldap:check
                  gitlab:app:check}
 
@@ -634,13 +634,13 @@ namespace :gitlab do
   end
 
 
-  namespace :reply_by_email do
+  namespace :incoming_email do
     desc "GitLab | Check the configuration of Reply by email"
     task check: :environment  do
       warn_user_is_not_gitlab
       start_checking "Reply by email"
 
-      if Gitlab.config.reply_by_email.enabled
+      if Gitlab.config.incoming_email.enabled
         check_address_formatted_correctly
         check_mail_room_config_exists
         check_imap_authentication
@@ -665,12 +665,12 @@ namespace :gitlab do
     def check_address_formatted_correctly
       print "Address formatted correctly? ... "
 
-      if Gitlab::ReplyByEmail.address_formatted_correctly?
+      if Gitlab::IncomingEmail.address_formatted_correctly?
         puts "yes".green
       else
         puts "no".red
         try_fixing_it(
-          "Make sure that the address in config/gitlab.yml includes the '%{reply_key}' placeholder."
+          "Make sure that the address in config/gitlab.yml includes the '%{key}' placeholder."
         )
         fix_and_rerun
       end
@@ -689,7 +689,7 @@ namespace :gitlab do
           "Enable mail_room in the init.d configuration."
         )
         for_more_information(
-          "doc/reply_by_email/README.md"
+          "doc/incoming_email/README.md"
         )
         fix_and_rerun
       end
@@ -708,7 +708,7 @@ namespace :gitlab do
           "Enable mail_room in your Procfile."
         )
         for_more_information(
-          "doc/reply_by_email/README.md"
+          "doc/incoming_email/README.md"
         )
         fix_and_rerun
       end
@@ -753,7 +753,7 @@ namespace :gitlab do
           "Check that the information in config/mail_room.yml is correct"
         )
         for_more_information(
-          "doc/reply_by_email/README.md"
+          "doc/incoming_email/README.md"
         )
         fix_and_rerun
       end
@@ -789,7 +789,7 @@ namespace :gitlab do
           "Check that the information in config/mail_room.yml is correct"
         )
         for_more_information(
-          "doc/reply_by_email/README.md"
+          "doc/incoming_email/README.md"
         )
         fix_and_rerun
       end

spec/lib/gitlab/email/receiver_spec.rb

@@ -2,7 +2,7 @@ require "spec_helper"
 
 describe Gitlab::Email::Receiver do
   before do
-    stub_reply_by_email_setting(enabled: true, address: "reply+%{reply_key}@appmail.adventuretime.ooo")
+    stub_incoming_email_setting(enabled: true, address: "reply+%{key}@appmail.adventuretime.ooo")
   end
 
   let(:reply_key) { "59d8df8370b7e95c5a49fbf86aeb2c93" }

spec/lib/gitlab/reply_by_email_spec.rb → spec/lib/gitlab/incoming_email_spec.rb

 require "spec_helper"
 
-describe Gitlab::ReplyByEmail do
+describe Gitlab::IncomingEmail do
   describe "self.enabled?" do
     context "when reply by email is enabled" do
       before do
-        stub_reply_by_email_setting(enabled: true)
+        stub_incoming_email_setting(enabled: true)
       end
 
       context "when the address is valid" do
         before do
-          stub_reply_by_email_setting(address: "replies+%{reply_key}@example.com")
+          stub_incoming_email_setting(address: "replies+%{key}@example.com")
         end
 
         it "returns true" do
@@ -19,7 +19,7 @@ describe Gitlab::ReplyByEmail do
 
       context "when the address is invalid" do
         before do
-          stub_reply_by_email_setting(address: "replies@example.com")
+          stub_incoming_email_setting(address: "replies@example.com")
         end
 
         it "returns false" do
@@ -30,7 +30,7 @@ describe Gitlab::ReplyByEmail do
 
     context "when reply by email is disabled" do
       before do
-        stub_reply_by_email_setting(enabled: false)
+        stub_incoming_email_setting(enabled: false)
       end
 
       it "returns false" do
@@ -39,34 +39,9 @@ describe Gitlab::ReplyByEmail do
     end
   end
 
-  describe "self.reply_key" do
-    context "when enabled" do
-      before do
-        allow(described_class).to receive(:enabled?).and_return(true)
-      end
-
-      it "returns a random hex" do
-        key = described_class.reply_key
-        key2 = described_class.reply_key
-
-        expect(key).not_to eq(key2)
-      end
-    end
-
-    context "when disabled" do
-      before do
-        allow(described_class).to receive(:enabled?).and_return(false)
-      end
-
-      it "returns nil" do
-        expect(described_class.reply_key).to be_nil
-      end
-    end
-  end
-
   context "self.reply_address" do
     before do
-      stub_reply_by_email_setting(address: "replies+%{reply_key}@example.com")
+      stub_incoming_email_setting(address: "replies+%{key}@example.com")
     end
 
     it "returns the address with an interpolated reply key" do
@@ -74,13 +49,13 @@ describe Gitlab::ReplyByEmail do
     end
   end
 
-  context "self.reply_key_from_address" do
+  context "self.key_from_address" do
     before do
-      stub_reply_by_email_setting(address: "replies+%{reply_key}@example.com")
+      stub_incoming_email_setting(address: "replies+%{key}@example.com")
     end
 
     it "returns reply key" do
-      expect(described_class.reply_key_from_address("replies+key@example.com")).to eq("key")
+      expect(described_class.key_from_address("replies+key@example.com")).to eq("key")
     end
   end
 end

spec/support/stub_configuration.rb

@@ -17,8 +17,8 @@ module StubConfiguration
     allow(Gitlab.config.gravatar).to receive_messages(messages)
   end
 
-  def stub_reply_by_email_setting(messages)
-    allow(Gitlab.config.reply_by_email).to receive_messages(messages)
+  def stub_incoming_email_setting(messages)
+    allow(Gitlab.config.incoming_email).to receive_messages(messages)
   end
 
   private

spec/workers/email_receiver_worker_spec.rb

@@ -5,7 +5,7 @@ describe EmailReceiverWorker do
 
   context "when reply by email is enabled" do
     before do
-      allow(Gitlab::ReplyByEmail).to receive(:enabled?).and_return(true)
+      allow(Gitlab::IncomingEmail).to receive(:enabled?).and_return(true)
     end
 
     it "calls the email receiver" do
@@ -33,7 +33,7 @@ describe EmailReceiverWorker do
 
   context "when reply by email is disabled" do
     before do
-      allow(Gitlab::ReplyByEmail).to receive(:enabled?).and_return(false)
+      allow(Gitlab::IncomingEmail).to receive(:enabled?).and_return(false)
     end
 
     it "doesn't call the email receiver" do