diff --git a/app/controllers/games_controller.rb b/app/controllers/games_controller.rb
index 0372976df..1816b032d 100644
--- a/app/controllers/games_controller.rb
+++ b/app/controllers/games_controller.rb
@@ -96,6 +96,12 @@ class GamesController < ApplicationController
     # Jupyter没有challenge
     @myshixun = Myshixun.find_by_identifier params[:identifier]
     @shixun = @myshixun.shixun
+    # 判断tpm是否修改了
+    begin
+      @tpm_modified = @myshixun.repository_is_modified(@shixun.repo_path) # 判断TPM和TPI的版本库是否被改了
+    rescue
+      uid_logger("实训平台繁忙，繁忙等级（81）")
+    end
   end
 
   def reset_vnc_link
diff --git a/app/controllers/myshixuns_controller.rb b/app/controllers/myshixuns_controller.rb
index b5c8af1f3..c9b027a1b 100644
--- a/app/controllers/myshixuns_controller.rb
+++ b/app/controllers/myshixuns_controller.rb
@@ -365,6 +365,31 @@ class MyshixunsController < ApplicationController
     end
   end
 
+  def sync_code
+    shixun_tomcat = edu_setting('cloud_bridge')
+    begin
+      git_myshixun_url = repo_ip_url @myshixun.repo_path
+      git_shixun_url = repo_ip_url @myshixun.shixun.try(:repo_path)
+      git_myshixun_url = Base64.urlsafe_encode64(git_myshixun_url)
+      git_shixun_url = Base64.urlsafe_encode64(git_shixun_url)
+      # todo: identifier 是以前的密码,用来验证的,新版如果不需要,和中间层协调更改.
+      params = {tpiID: "#{@myshixun.try(:id)}", tpiGitURL: "#{git_myshixun_url}", tpmGitURL: "#{git_shixun_url}",
+                identifier: "xinhu1ji2qu3"}
+      uri = "#{shixun_tomcat}/bridge/game/resetTpmRepository"
+      res = uri_post uri, params
+      if (res && res['code'] != 0)
+        tip_exception("实训云平台繁忙（繁忙等级：95）")
+      end
+      shixun_new_commit = GitService.commits(repo_path: @myshixun.shixun.repo_path).first["id"]
+      @myshixun.update_attributes!(commit_id: shixun_new_commit, reset_time: @myshixun.shixun.try(:reset_time))
+      # 更新完成后，弹框则隐藏不再提示
+      @myshixun.update_column(:system_tip, false)
+      render_ok
+    rescue Exception => e
+      tip_exception("立即更新代码失败!#{e.message}")
+    end
+  end
+
 
   # -----End
 
diff --git a/app/views/games/jupyter.json.jbuilder b/app/views/games/jupyter.json.jbuilder
index 0714e9eca..94e43a24c 100644
--- a/app/views/games/jupyter.json.jbuilder
+++ b/app/views/games/jupyter.json.jbuilder
@@ -2,4 +2,6 @@ json.user do
   json.partial! 'users/user', user: current_user
 end
 
-json.(@shixun, :id, :identifier, :status, :name)
\ No newline at end of file
+json.(@shixun, :id, :identifier, :status, :name)
+json.myshixun_identifier @myshixun.identifier
+json.tpm_modified @tpm_modified
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index c6ced3bde..9b4da1338 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -183,6 +183,7 @@ Rails.application.routes.draw do
         post :html_content
         get :open_webssh
         get :challenges
+        post :sync_code
       end
       collection do
         get :sigle_mul_test