diff --git a/scripts/playbook/install_PilotGo.yaml b/scripts/playbook/install_PilotGo.yaml
index faaba953ce52bb2949fa7fba8b23d5bf22a232d8..2f383b0cab7d0444c8b0771b48b66c72364db3e0 100644
--- a/scripts/playbook/install_PilotGo.yaml
+++ b/scripts/playbook/install_PilotGo.yaml
@@ -6,33 +6,9 @@
 
   roles: 
     - redis
+    - mysql
   
   tasks: 
-    - name: install mysql through euler repo
-      dnf: 
-        name: "{{ item }}"
-        state: present
-      with_items: 
-        - mysql-server
-        - python3-pexpect
-      ignore_errors: yes
-    - name: start mysql
-      service:
-        name: mysqld
-        state: restarted
-    - name: change passwd
-      expect: 
-        command: mysqladmin -u root -p password '{{ mysql_password }}'
-        responses: 
-          (?i)password: "\n"
-      vars: 
-        ansible_python_interpreter: /usr/bin/python3
-      register: info
-      ignore_errors: yes
-    - name: change passwd
-      debug: 
-        msg: '{{ info.stdout_lines }} mysql already has password'
-      when: info.rc != 0
     - name: install pilotgo-server
       dnf: 
         name: PilotGo-server
diff --git a/scripts/playbook/roles/mysql/tasks/main.yml b/scripts/playbook/roles/mysql/tasks/main.yml
new file mode 100644
index 0000000000000000000000000000000000000000..4b6d2f783cac990b2d4638942fe73bc31f68d69b
--- /dev/null
+++ b/scripts/playbook/roles/mysql/tasks/main.yml
@@ -0,0 +1,26 @@
+---
+- name: install mysql through euler repo
+  dnf: 
+    name: "{{ item }}"
+    state: present
+  with_items: 
+    - mysql-server
+    - python3-pexpect
+  ignore_errors: yes
+- name: start mysql
+  service:
+    name: mysqld
+    state: restarted
+- name: change passwd
+  expect: 
+    command: mysqladmin -u root -p password '{{ mysql_password }}'
+    responses: 
+      (?i)password: "\n"
+  vars: 
+    ansible_python_interpreter: /usr/bin/python3
+  register: info
+  ignore_errors: yes
+- name: change passwd
+  debug: 
+    msg: '{{ info.stdout_lines }} mysql already has password'
+  when: info.rc != 0
\ No newline at end of file