django + apache2 + mod_wsgi + virtualenv

1. create a mysite.conf file in the /etc/apache2/sites-available directory. Fill it with

LoadModule wsgi_module /usr/lib/apache2/modules/mod_wsgi.so

# configure the wsgi script	
WSGIScriptAlias / wsgi.py
WSGIPythonHome virtualenv dir
WSGIPythonPath project_root: site-packages_dir_in_the_virtualenv

<VirtualHost *:8000>
ServerName 127.0.0.1
DocumentRoot project_root

<Directory main_application_dir>
	<Files wsgi.py>
		Order Deny,Allow
		Allow from all
	</Files>
</Directory>

Alias /static/ settings.STATIC_ROOT
<Directory settings.STATIC_ROOT>
	Order Deny,Allow
	Allow from all
</Directory>
	
Alias /media/  settings.MEDIA_ROOT
<Directory settings.MEDIA_ROOT>
	Order Deny,Allow
	Allow from all
</Directory>

ErrorLog ${APACHE_LOG_DIR}/error_PROJECT.log
CustomLog ${APACHE_LOG_DIR}/access_PROJECT.log combined
</VirtualHost>

2. include this file in the apache2.conf by "Include httpd.conf",
or in the sites-enbaled link to this file.

3. adding ports info in the /etc/apache2/ports.conf

NameVirtualHost *:8000
Listen 8000

4. configure the wsgi.py in the main_application_dir, add the following content

import sys
import site

site.addsitedir(site-package_dir_in_virtualenv)
sys.path.append(project_root_path)