Chapter 5. Scripting and Plugins

In this chapter, we will cover the following recipes:

  • Using a client-side up/down script
  • Using a client-connect script
  • Using a learn-address script
  • Using a tls-verify script
  • Using an auth-user-pass-verify script
  • Script order
  • Script security and logging
  • Scripting and IPv6
  • Using the down-root plugin
  • Using the PAM authentication plugin


One of the most powerful features of OpenVPN is its scripting capability and the ability to extend OpenVPN itself through the use of plugins. Using client-side scripting, the connection process can be tailored to the site-specific needs, such as setting up advanced routing options, adding firewall rules or mapping network drives. With server-side scripting, it is possible to assign ...

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