add maintenance mode

2020-06-21 18:34:59 +02:00 · 2020-06-21 18:34:59 +02:00 · fecad19b91
commit fecad19b91
parent 61c10bb72e
2 changed files with 18 additions and 3 deletions
--- a/app/controllers/ping_controller.rb
+++ b/app/controllers/ping_controller.rb
@ -1,11 +1,16 @@
 class PingController < ApplicationController
  def index
    Rails.logger.silence do
-      if (ActiveRecord::Base.connected?)
-        head :ok, content_type: "application/json"
+      status_code = if File.file?(Rails.root.join("maintenance"))
+        # See https://cbonte.github.io/haproxy-dconv/2.0/configuration.html#4.2-http-check%20disable-on-404
+        :not_found
+      elsif (ActiveRecord::Base.connected?)
+        :ok
      else
-        head :internal_server_error, content_type: "application/json"
+        :internal_server_error
      end
+
+      head status_code, content_type: "application/json"
    end
  end
 end