Add GitLab host to 2FA QR and manual info

app/controllers/profiles/two_factor_auths_controller.rb

@@ -22,6 +22,7 @@ class Profiles::TwoFactorAuthsController < Profiles::ApplicationController
     end
 
     @qr_code = build_qr_code
+    @account_string = account_string
     setup_u2f_registration
   end
 
@@ -78,11 +79,14 @@ class Profiles::TwoFactorAuthsController < Profiles::ApplicationController
   private
 
   def build_qr_code
-    issuer = "#{issuer_host} | #{current_user.email}"
-    uri = current_user.otp_provisioning_uri(current_user.email, issuer: issuer)
+    uri = current_user.otp_provisioning_uri(account_string, issuer: issuer_host)
     RQRCode::render_qrcode(uri, :svg, level: :m, unit: 3)
   end
 
+  def account_string
+    "#{issuer_host}:#{current_user.email}"
+  end
+
   def issuer_host
     Gitlab.config.gitlab.host
   end

app/views/profiles/two_factor_auths/show.html.haml

@@ -30,7 +30,7 @@
               To add the entry manually, provide the following details to the application on your phone.
             %p.prepend-top-0.append-bottom-0
               Account:
-              = current_user.email
+              = @account_string
             %p.prepend-top-0.append-bottom-0
               Key:
               = current_user.otp_secret.scan(/.{4}/).join(' ')

changelogs/unreleased/add_info_to_qr.yml

+---
+title: Add GitLab host to 2FA QR code and manual info
+merge_request: 6941
+author: