deploy-webapp-single-playbook.yml

- name: Deploy a Web Application
  hosts: db_and_webserver1, db_and_webserver2
  tasks:
   - name: Install dependencies
     apt: name={{ item }} state=present
     with_items:
       - python
       - python-setuptools
       - python-dev
       - build-essential
       - python-pip
       - python-mysqldb
       - libmysqlclient-dev
       - default-libmysqlclient-dev

   - name: Install MySQL database
     apt: name={{ item }} state=present
     with_items:
       - mysql-server
       - mysql-client

   - name: Start mysql service
     command: service mysql start
  

   - name: Create application database
     mysql_db: name=employee_db state=present

   - name: create databse user
     mysql_user: 
        name: db_user
        password: Passw0rd
        priv: '*.*:ALL'
        state: present


   - name: install python dependencies
     pip: name={{ item }} state=present
     with_items:
       - flask
       - flask-mysql

   - name: copy source code file app.py
     copy: src=app.py dest=/opt/app.py


   - name: start webserver
     shell: FLASK_APP=/opt/app.py nohup flask run --host=0.0.0.0 &