add playbook for forcing uid

+---
+#  switch java inner upstream to aws
+
+- hosts: localhost
+
+  vars_prompt:
+    - name: "confirmation"
+      prompt: "Start to switch to aws . Please Enter YES to continue"
+      private: no
+    - name: "uid"
+      prompt: "Please input uid(for example, 50873076) force to aws"
+      private: no
+  
+  tasks: 
+    - name: "make sure user type YES to confirm"
+      fail:
+        msg: "user do not type YES"
+      when: confirmation != 'YES'
+  
+    - name: "make sure uid exist"
+      fail:
+        msg: "user do not type uid"
+      when: uid < 1
+
+   
+    - name: configure nginx's configuration
+      uri:
+       url: "http://{{item}}/switch?method=force&uid={{uid}}"
+       headers:
+          Host: 'erp.yoho.yohoops.org'
+      with_items: "{{ groups['java-nginx'] }}"