DesignAlteration

后端部署

Flask + Gunicorn + Nginx

mysql安装

Gunicorn相关说明

部署流程

系统说明

• OS Ubuntu 18.04.4 LTS
• mysql Ver 14.14
  • sudo apt-get install mysql-server
  • 安装完成后，重启后mysql服务是默认启动的
  • systemctl status mysql.service查看服务状态

软件安装

• install nginx
  • sudo apt update
  • sudo apt install nginx (Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable),出现该错误,则sudo pkill apt)
• adjusting the firewall
  • sudo ufw app list
  • sudo ufw allow 'Nginx HTTP'
  • sudo ufw status (这块目前查看，还是显示Status: inactive, 需要确认下是否有问题)
• python3-pip相关安装
  • sudo apt install python3-pip python3-dev build-essential libssl-dev libffi-dev python3-setuptools
• create python virtual environment(确认是否必须)
  • sudo apt install python3-venv
  • python3.6 -m venv designalterationenv
• pip env环境下安装flask & gunicorn
  • source designalterationenv/bin/activate
  • sudo ufw allow 5000
• configuring gunicorn
  • gunicorn --bind 0.0.0.0:5000 wsgi:app
  • create unix socket nc -lU /home/designalteration.sock; chmod 007 /home/designalteration.sock (共享文件夹路径下创建unix socket失败)
  • create systemd service unit file(refer to designalteration.service)
  • mv designalteration.service to /etc/systemd/system/
  • sudo systemctl start designalteration
  • sudo systemctl enable designalteration
• configuring nginx
  • 修改/etc/nginx/sites-available/myproject
  • sudo ln -s /etc/nginx/sites-available/myproject /etc/nginx/sites-enabled
  • sudo systemctl restart nginx
• Securing the Application(先不考虑)
• 安装python操作mysql组件pip install PyMySQL
  • mysql root密码更改
  • ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'root';
  • mysql_native_password