sign系列问题

app/controllers/application_controller.rb

@@ -23,13 +23,16 @@ class ApplicationController < ActionController::Base
 
 	# 所有请求必须合法签名
 	def check_sign
-		unless params[:client_key]
+		Rails.logger.info("66666  #{params}")
+		if params[:client_key].present?
 			Rails.logger.info("111111  #{params[:client_key]}")
 			Rails.logger.info("00000  #{params[:timestamp]}")
 			timestamp = params[:timestamp]
 			sign = Digest::MD5.hexdigest("#{OPENKEY}#{timestamp}")
 			Rails.logger.info("2222  #{sign}")
 			tip_exception(501, "请求不合理") if sign != params[:client_key]
+		else
+			tip_exception(501, "请求不合理")
 		end
 	end