games添加事务回滚处理

app/controllers/games_controller.rb

@@ -95,7 +95,8 @@ class GamesController < ApplicationController
     gitUrl = Base64.encode64(gitUrl)
     taskId = params[:id]
     jobName = "myshixun_#{@myshixun.id}"
-    @game.update_attribute(:status, 1)
+    ActiveRecord::Base.transaction do
+      @game.update_attributes!(:status => 1)
       testCode = {}
       test_sets = game_challenge.test_sets
       unless test_sets.blank?
@@ -109,8 +110,14 @@ class GamesController < ApplicationController
       params = {:jobName => "#{jobName}", :taskId => "#{taskId}", :step => "#{step}",  :gitUrl => "#{gitUrl}", :testCode => "#{testCode}"}
       uri = URI("#{jenkins_shixuns}/jenkins-exec/api/buildJob")
       res = uri_exec uri, params
+      if (res && res['code'] != 0)
+        raise("Build job failed")
+      end
       render :json => {data:"success"}
-
+    end
+  rescue
+    raise ActiveRecord::Rollback
+    redirect_to myshixun_game_path(@game, :myshixun_id => @myshixun)
   end
 
   def game_status