add remote ip

app/api/mobile/apis/memos.rb

@@ -31,10 +31,8 @@ module Mobile
         get ':id' do
           # 记录用户流量源
           if params[:edu]
-            Rails.logger.info("####11111222##{@env}")
-            Rails.logger.info("####1111122255##{env}")
-            Rails.logger.info("####11111222666##{request}")
-            ip = @env['REMOTE_HOST']
+            Rails.logger.info("####11111222##{@env['HTTP_X_REAL_IP']}")
+            ip = @env['HTTP_X_REAL_IP']
             ua = UserAgent.find_by_ip(ip)
             unless ua
               UserAgent.create(:key => params[:edu].strip, :ip => ip)