OmniAuth.config.logger = Rails.logger OmniAuth.config.failure_raise_out_environments = [] if defined?(MEMCACHE_SERVERS) require "openid/store/memcache" openid_store = OpenID::Store::Memcache.new(Dalli::Client.new(MEMCACHE_SERVERS, :namespace => "rails")) else require "openid/store/filesystem" openid_store = OpenID::Store::Filesystem.new(Rails.root.join("tmp/openids")) end Rails.application.config.middleware.use OmniAuth::Builder do provider :openid, :name => "openid", :store => openid_store end