Knowledge Base

How to install Trac using the Python Selector

This article describes how to install the Trac bug tracking system using the Python Selector in cPanel.

Installing Trac

To install Trac on your account, follow these steps:

  1. Log in to cPanel.
    If you do not know how to log in to your cPanel account, please see this article.
  2. In the SOFTWARE section of the cPanel home screen, click Setup Python App.
  3. Under Setup new application, create a new application:
    • In the Python version list box, select 2.7.
    • In the App Directory text box, type a directory name for the application (for example, trac).
      The steps in this procedure use trac for the directory name and URL, but you can use any values you want. If you do use different values, make sure you use them instead of trac in the following steps.
    • In the App Domain/URI list box, select the domain, and then type the URL for the application (for example,
    • Click Setup. cPanel creates the application.
  4. To add the required modules, connect to your account using SSH, and then type the following commands. Replace username with your own A2 Hosting account username:

    source /home/username/virtualenv/trac/2.7/bin/activate
    pip install genshi mysql-python trac
  5. In cPanel, create a MySQL database and database user. For information about how to do this, please see this article.
  6. In cPanel, change the collation for the database:

    • In the DATABASES section of the cPanel home screen, click phpMyAdmin.
    • In the left sidebar, click the database you created in step 5.
    • Click the Operations tab.
    • Under Collation, select utf8_bin, and then click Go:

      cPanel - phpMyAdmin - Collation

  7. At the command prompt, type the following command:

    ~/virtualenv/trac/2.7/bin/trac-admin  ~/trac_project initenv

    At the Database connection string prompt type the following string. Replace database_user, database_user_password, and database_name with the values you used in step 5:


    When Python successfully creates the project environment, you receive a Congratulations! message.

  8. To create the project's web front-end, type the following commands:

    ~/virtualenv/trac/2.7/bin/trac-admin ~/trac_project deploy ~/trac
    cd ~/public_html/trac
    mkdir chrome
    cp -R ~/trac/htdocs/ ~/public_html/trac/chrome/
  9. To configure the WSGI (Web Server Gateway Interface) for the application:

    • In the SOFTWARE section of the cPanel home screen, click Setup Python App.
    • Locate the application you created in step 3, and then next to WSGI file location, click Edit.
    • In the text box, type cgi-bin/trac.wsgi and then click Save.
    • Click Update, and then click Restart.

    Your application configuration settings should resemble the following:

    cPanel - Python Selector - Trac configuration

  10. To configure authentication for the project:

    • In cPanel, use the Directory Privacy feature to configure a username and password for the ~/public_html/trac directory. The username should be admin, and the password can be whatever you want.
      For information about how to set password protection for directories in cPanel, please see this article.
    • At the command prompt, type the following command:
      ~/virtualenv/trac/2.7/bin/trac-admin ~/trac_project permission add admin TRAC_ADMIN
      This command adds the admin user to the TRAC_ADMIN group.
  11. Use your web browser to go to, where represents your domain name. After you authenticate as the admin user, you should see the Trac home page.


More Information

For more information about Trac, please visit