Centos 7 环境搭建，nginx + wsgi + flask 框架 python 开发

#安装 nginx

yum install nginx

cd /etc/nginx/

# 修改nginx.conf 文件
vim nginx.config

user root nginx;
worker_processes 1; #设置值和CPU核心数一致
error_log /app/webservice/nginx/logs/nginx_error.log crit; #日志位置和日志级别
pid /app/webservice/nginx.pid;



# Load dynamic modules. See /usr/share/nginx/README.dynamic.
include /usr/share/nginx/modules/*.conf;

events {
    worker_connections 1024;
}

http {
    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;

    sendfile            on;
    tcp_nopush          on;
    tcp_nodelay         on;
    keepalive_timeout   65;
    types_hash_max_size 2048;

    include             /etc/nginx/mime.types;
    default_type        application/octet-stream;

    # Load modular configuration files from the /etc/nginx/conf.d directory.
    # See http://nginx.org/en/docs/ngx_core_module.html#include
    # for more information.
    include /etc/nginx/conf.d/*.conf;

    server {
        listen       8000 default_server;#web访问nginx 端口
        listen       [::]:80 default_server;
        server_name  _;
        root         /usr/share/nginx/html;

        # Load configuration files for the default server block.
        include /etc/nginx/default.d/*.conf;

        location / {
		  #配置uWSGI 服务		
		  include uwsgi_params; #设置uwsgi_params文件路径,导入的uwsgi配置
		  #设置为uwsgi服务器开启的端口
		  #需要和uwsgi的配置文件里socket项的地址
		  #相同,否则无法让uwsgi接收到请求。	
		  uwsgi_pass 127.0.0.1:8090; 
		  #python的位置(虚拟环境下)
		  uwsgi_param UWSGI_PYHOME /usr/local/bin/python3.6; 
		  
		  #启动项目的主程序(在本地上运行)这个主程序可以在flask内置的,服务器上访问你的项目
		  uwsgi_param UWSGI_SCRIPT test:app;#启动脚本名:flask 实例对象
		  #项目根目录 
		  uwsgi_param UWSGI_CHDIR /app/project/; 
		  
        }

        error_page 404 /404.html;
            location = /40x.html {
        }

        error_page 500 502 503 504 /50x.html;
            location = /50x.html {
        }
    }

   # Settings for a TLS enabled server.	
	


}

#验证配置文件是否，配正确了

nginx -t -c /etc/nginx/nginx.conf

#出现下面这句代表正确了
nginx: configuration file /etc/nginx/nginx.conf test is successful

#暂时不启动 nginx 服务，先安装 wsgi

yum install Uwsgi #推荐使用这个命令来安装

#进入你所在项目的目录，新建文件，wsgi.ini 作为 wsgi 的配置文件

[uwsgi]

socket = 127.0.0.1:8090

#项目目录
chdir = /app/project/

#flask程序的启动文件
module=test.py

#程序内启用的application变量名
callable=app

#处理器个数
processes = 1

#线程个数
threads = 2

daemonize = /app/webservice/wsgi/logs/wsgi.log

#获取uwsgi统计信息的服务地址
stats=%(chdir)uwsgi.status

pidfile=/app/webservice/uwsgi.pid

touch-reload=/app/project/

test.py

#!/usr/bin/python3.6
# coding = utf-8
from flask import Flask
app = Flask(__name__)

@app.route('/')
def index():
    return  '<h1>Hello,Flask Web!</h1>'


if __name__ == '__main__':
    print ('start py script ===============')
    app.run(host='127.0.0.1', debug=True, port=8090)

#启动wsgi

uwsgi --ini /app/project/uwsgi.ini

#查看是否启动成功

ps aux | grep wsgi | grep -v grep

#启动nginx 服务

nginx

#查看启动进程

ps aux | grep nginx | grep -v grep

#停止服务 nginx -s -stop

#强制停止： pkill -9 nginx

#访问地址看下效果

Centos 7 环境搭建，nginx + wsgi + flask 框架 python 开发

猜你喜欢