Supervisord + Gunicorn + Nginx Setup

default

# Put me in /etc/nginx/sites-enabled/
server {
        listen 80;
	server_name localhost;
        location / {
                index index.html;
                root /var/data/www;
        }
	include /etc/nginx/sites-enabled/apps/*;
}

my_app.conf

# Put me in /etc/nginx/sites-enabled/apps/

location /my_app {
         proxy_pass http://localhost:8001;
         proxy_set_header Host $host;
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
         proxy_set_header X-Scheme $scheme;
         proxy_set_header X-Script-Name /my_app;
}

nginx wsgi middleware

class ReverseProxied(object):
    '''Wrap the application in this middleware and configure the
    front-end server to add these headers, to let you quietly bind
    this to a URL other than / and to an HTTP scheme that is
    different than what is used locally.

    In nginx:
    location /myprefix {
        proxy_pass http://192.168.0.1:5001;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Scheme $scheme;
        proxy_set_header X-Script-Name /myprefix;
        }

    :param app: the WSGI application
    '''
    def __init__(self, app):
        self.app = app

    def __call__(self, environ, start_response):
        script_name = environ.get('HTTP_X_SCRIPT_NAME', '')
        if script_name:
            environ['SCRIPT_NAME'] = script_name
            path_info = environ['PATH_INFO']
            if path_info.startswith(script_name):
                environ['PATH_INFO'] = path_info[len(script_name):]

        scheme = environ.get('HTTP_X_SCHEME', '')
        if scheme:
            environ['wsgi.url_scheme'] = scheme
        return self.app(environ, start_response)

supervisord.conf

[program:my_app]
command=/usr/local/bin/gunicorn run:app -b 127.0.0.1:8001
directory=/home/apps/my_app
user=apps
autostart=true
autorestart=true
redirect_stderr=True