mod_wsgi allows you to run python applications in Apache web server. So it can be used to run python-based websites in Apache. Here’s how to install mod_wsgi on Ubuntu / Debian systems.
How To Install mod_wsgi on Ubuntu
Here are the steps to install mod_wsgi on Ubuntu / Debian systems.
1. Install prerequisites
Open terminal and run the following commands
$ sudo apt-get update $ sudo apt-get install apache2 apache2-utils libexpat1 ssl-cert python
Bonus Read : How to Increase Max URL length in Apache
2. Install mod_wsgi module in Ubuntu
Next, install mod_wsgi in Ubuntu for Apache.
$ sudo apt-get install libapache2-mod-wsgi
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3. Restart Apache Server
Restart Apache server to apply changes
$ sudo systemctl restart apache2
4. Configure mod_wsgi for Apache
Next we will create a sample python script to run using mod_wsgi. Open terminal and run the following command to create a new python file.
$ sudo vi /var/www/html/test_script.py
Add the following lines to it
def application(environ,start_response):
status = '200 OK'
html = '\n' \
'\n' \
' mod_wsgi is working\n' \
'\n' \
'\n'
response_header = [('Content-type','text/html')]
start_response(status,response_header)
return [html]
Save and close the file.
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We need to create a separate Apache configuration file to serve our python script over HTTP.
$ sudo vi /etc/apache2/conf-available/mod-wsgi.conf
Add the following line to mod-wsgi.conf file
WSGIScriptAlias /test_wsgi /var/www/html/test_script.py
Run the following command to enable wsgi configuration. Please make sure that the name of your module mentioned after a2enconf is same as that of your configuration file without extension (e.g. mod-wsgi).
$ sudo a2enconf mod-wsgi $ sudo systemctl restart apache2
Bonus Read : Apache Reverse Proxy Configuration for Ubuntu/Debian
4. Test mod_wsgi configuration
You can test your mod_wsgi configuration by visiting http://your_server_ip/test_wsgi on your browser. You should see the message “mod_wsgi is working“.
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