Use uWSGI + nginx deployment Flask web application

1.flask installation

pip install flask

After using flask is developed, need to be deployed into a production environment, this time on the need to use nginx + uwsgi

2.uwsgi installation

pip install uwsgi

3. Add uwsgi.ini file uwsgi.ini edit the configuration file in the project root directory

[uwsgi]
 # HTTP // = 0.0.0.0:8083 only uwsgi configuration startup 
socket = 127.0.0.1:5000 // listening nginx forwards 
WSGI -file = / the Data / App / bak_handle / approval_flow / flaskr / app.py / application file / directory project 
a Callable = enabled application program within the app // variable names, other names may be set according to the app name 
processes = number of 4 // process 
threads = number of threads in each process 2 //

Once configured, enter the command to start uwsgi uwsgi.ini
No one here with the log path, because then starts the supervisor, the supervisor can view the log
Daemon can be configured to run in supervisor, can be arranged before DETAILED DESCRIPTION Referring Django + gunicorn + supervisor 's blog
As look at the big [uWSGI] getting INI configuration from hello_uwsgi.ini, the normal

4.nginx modify configuration files

http {

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

　　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 /data/logs/nginx/access_flow.log;



{Server 
        the listen        8083 ; 
        server_name localhost; 
　　
        #charset KOI8 - R & lt; 
        #access_log logs / host.access.log main; 

        LOCATION / { 
            the include uwsgi_params; 
            uwsgi_pass 127.0 . 0.1 : 5000 ; 
            uwsgi_param UWSGI_CHDIR / Data / App / bak_handle / approval_flow / flaskr ; # project root directory 
            uwsgi_param UWSGI_SCRIPT run: app; main program # start the program 

            #root HTML; 
            #index index.html index.htm; 
        }

The above code is configured in a period nginx.conf nginx

Check the nginx configuration file syntax: sudo / usr / local / nginx / sbin / nginx -t

Reload nginx: sudo / usr / local / nginx / sbin / nginx -s reload

5. Start uwsgi, start nginx

This time of the visit, enter: IP: 8083

You can visit

Use uWSGI + nginx deployment Flask web application

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