Centos7部署Flask

it2022-05-05  140

一、安装Apache

# yum install -y httpd httpd-devel # systemctl start httpd.service # 启动 # systemctl stop httpd.service # 关闭 # systemctl restart httpd.service # 重启 # systemctl enable httpd.service # 开机自启

防火墙开放80端口

# firewall-cmd --zone=public --add-port=80/tcp --permanent # firewall-cmd --reload

开启Apache,外网已经可以通过ip访问Apache的默认页面了

二、安装Python36、pip3、virtualenv

# yum install -y epel-release # yum install -y python36 # python36 -V Python 3.6.6 # yum install -y python36-setuptools # easy_install-3.6 pip # pip3 -V pip 18.1 from /usr/local/lib/python3.6/site-packages/pip-18.1-py3.6.egg/pip (python 3.6) # pip3 install virtualenv

三、创建项目

创建flask项目(最简单的,一个项目文件夹、一个启动文件)

# mkdir /var/www/oneflask # 项目文件夹 # vi /var/www/oneflask/app.py # 启动文件

启动文件例子: 

from flask import Flask, request app = Flask(__name__) @app.route('/') def hello_world(): return 'Hello World' @app.route('/hello') def hello(): name = request.args.get('name','') return 'Hello ' + name + '!' if __name__ == '__main__': app.run()

在项目文件夹下创建虚拟环境,安装flask

# cd /var/www/oneflask # virtualenv py3env # 创建虚拟环境 # source py3env/bin/activate # 进入虚拟环境 (py3env) # pip install flask # 安装flask (py3env) # deactivate # 退出虚拟环境

四、在虚拟环境中用pip安装mod_wsgi

# yum install -y python36-devel.x86_64 # 一个依赖,不安装的话,下面pip会报错。。 # source py3env/bin/activate # 进入虚拟环境 (py3env) # pip install mod_wsgi # 安装mod_wsgi (py3env) # mod_wsgi-express install-module # 执行该命令,把输出内容复制下来 LoadModule wsgi_module "/usr/lib64/httpd/modules/mod_wsgi-py36.cpython-36m-x86_64-linux-gnu.so" WSGIPythonHome "/var/www/oneflask/py3env" (py3env) # deactivate # 退出虚拟环境

修改Apache的配置

# vi /etc/httpd/conf/httpd.conf 复制上面得到的这行内容,添加到配置文件的最后 LoadModule wsgi_module "/usr/lib64/httpd/modules/mod_wsgi-py36.cpython-36m-x86_64-linux-gnu.so"

五、配置mod_wsgi

 

# vi /var/www/oneflask/app.wsgi

 

写入以下内容

activate_this = '/var/www/oneflask/py3env/bin/activate_this.py' with open(activate_this) as file_: exec(file_.read(), dict(__file__=activate_this)) import sys sys.path.insert(0, '/var/www/oneflask') from app import app as application

六、配置Apache

# vi /etc/httpd/conf/httpd.conf

写入以下内容

<VirtualHost *:80> ServerName example.com WSGIScriptAlias / /var/www/oneflask/app.wsgi <Directory /var/www/oneflask> Require all granted </Directory> </VirtualHost>

重启Apache

service httpd restart

配置完成

 

转载于:https://www.cnblogs.com/hanbinglengxie/p/11201841.html

相关资源:centos 7.0 使用Nginx部署flask应用教程

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