Setup LDAP settings properly

config/initializers/1_settings.rb

@@ -139,6 +139,8 @@ if Settings.ldap['enabled'] || Rails.env.test?
   end
   Settings.ldap['servers'].each do |key, server|
+    server = Settingslogic.new(server)
+
     server['label'] ||= 'LDAP'
     server['timeout'] ||= 10.seconds
     server['block_auto_created_users'] = false if server['block_auto_created_users'].nil?
@@ -165,6 +167,8 @@ if Settings.ldap['enabled'] || Rails.env.test?
       MSG
       Rails.logger.warn(message)
     end
+
+    Settings.ldap['servers'][key] = server
   end
 end

spec/initializers/settings_spec.rb

@@ -2,6 +2,22 @@ require 'spec_helper'
 require_relative '../../config/initializers/1_settings'
 describe Settings do
+  describe '#ldap' do
+    it 'can be accessed with dot syntax all the way down' do
+      expect(Gitlab.config.ldap.servers.main.label).to eq('ldap')
+    end
+
+    # Specifically trying to cause this error discovered in EE when removing the
+    # reassignment of each server element with Settingslogic.
+    #
+    #   `undefined method `label' for #<Hash:0x007fbd18b59c08>`
+    #
+    it 'can be accessed in a very specific way that breaks without reassigning each element with Settingslogic' do
+      server_settings = Gitlab.config.ldap.servers['main']
+      expect(server_settings.label).to eq('ldap')
+    end
+  end
+
   describe '#repositories' do
     it 'assigns the default failure attributes' do
       repository_settings = Gitlab.config.repositories.storages['broken']