Only take the STATUS configuration from the environment

[rails.git] / config / application.rb

diff --git a/config/application.rb b/config/application.rb
index 8a90566313bb29192a6544cc9e7bb75398c26a22..2a0547a728f717e325012be7e87b64d69f88e7cf 100644 (file)
--- a/config/application.rb
+++ b/config/application.rb
@@ -1,49 +1,70 @@
-require File.expand_path('../boot', __FILE__)
+require_relative "boot"
 
-require File.expand_path('../preinitializer', __FILE__)
+# Set the STATUS constant from the environment, if it matches a recognized value
+ALLOWED_STATUS = [
+  :online,            # online and operating normally
+  :api_readonly,      # site online but API in read-only mode
+  :api_offline,       # site online but API offline
+  :database_readonly, # database and site in read-only mode
+  :database_offline,  # database offline with site in emergency mode
+  :gpx_offline        # gpx storage offline
+].freeze
 
-require 'rails/all'
+status = if ENV["STATUS"] && ALLOWED_STATUS.include?(ENV["STATUS"].to_sym)
+           ENV["STATUS"].to_sym
+         else
+           :online
+         end
+Object.const_set("STATUS", status)
 
-# If you have a Gemfile, require the gems listed there, including any gems
+if STATUS == :database_offline
+  require "action_controller/railtie"
+  require "action_mailer/railtie"
+  require "active_model/railtie"
+  require "sprockets/railtie"
+  require "rails/test_unit/railtie"
+else
+  require "rails/all"
+end
+
+# Require the gems listed in Gemfile, including any gems
 # you've limited to :test, :development, or :production.
-Bundler.require(:default, Rails.env) if defined?(Bundler)
+Bundler.require(*Rails.groups)
 
 module OpenStreetMap
   class Application < Rails::Application
+    # Initialize configuration defaults for originally generated Rails version.
+    config.load_defaults 5.2
+
     # Settings in config/environments/* take precedence over those specified here.
-    # Application configuration should go into files in config/initializers
-    # -- all .rb files in that directory are automatically loaded.
+    # Application configuration can go into files in config/initializers
+    # -- all .rb files in that directory are automatically loaded after loading
+    # the framework and any gems in your application.
 
     # Custom directories with classes and modules you want to be autoloadable.
-    config.autoload_paths += %W(#{config.root}/lib)
-
-    # Only load the plugins named here, in the order given (default is alphabetical).
-    # :all can be used as a placeholder for all plugins not explicitly named.
-    # config.plugins = [ :exception_notification, :ssl_requirement, :all ]
-
-    # Activate observers that should always be running.
-    config.active_record.observers = :spam_observer
+    config.autoload_paths += %W[#{config.root}/lib]
 
-    # Set Time.zone default to the specified zone and make Active Record auto-convert to this zone.
-    # Run "rake -D time" for a list of tasks for finding time zone names. Default is UTC.
-    # config.time_zone = 'Central Time (US & Canada)'
+    # This defaults to true from rails 5.0 but our code doesn't comply
+    # with it at all so we turn it off
+    config.active_record.belongs_to_required_by_default = false
 
-    # The default locale is :en and all translations from config/locales/*.rb,yml are auto loaded.
-    # config.i18n.load_path += Dir[Rails.root.join('my', 'locales', '*.{rb,yml}').to_s]
-    # config.i18n.default_locale = :de
-
-    # JavaScript files you want as :defaults (application.js is always included).
-    # config.action_view.javascript_expansions[:defaults] = %w(jquery rails)
+    # Use SQL instead of Active Record's schema dumper when creating the database.
+    # This is necessary if your schema can't be completely dumped by the schema dumper,
+    # like if you have constraints or database-specific column types
+    config.active_record.schema_format = :sql unless STATUS == :database_offline
 
-    # Configure the default encoding used in templates for Ruby 1.9.
-    config.encoding = "utf-8"
+    # Don't eager load models when the database is offline
+    config.paths["app/models"].skip_eager_load! if STATUS == :database_offline
 
-    # Configure sensitive parameters which will be filtered from the log file.
-    config.filter_parameters += [:password]
+    # Use memcached for caching if required
+    config.cache_store = :mem_cache_store, Settings.memcache_servers, { :namespace => "rails:cache" } if Settings.key?(:memcache_servers)
 
-    # Use SQL instead of Active Record's schema dumper when creating the test database.
-    # This is necessary if your schema can't be completely dumped by the schema dumper,
-    # like if you have constraints or database-specific column types
-    config.active_record.schema_format = :sql
+    # Use logstash for logging if required
+    if Settings.key?(:logstash_path)
+      config.logstasher.enabled = true
+      config.logstasher.suppress_app_log = false
+      config.logstasher.logger_path = Settings.logstash_path
+      config.logstasher.log_controller_parameters = true
+    end
   end
 end