container-openvpn/docs/faqs.md
Kyle Manna 08d8116e31 docs: faq: How do I edit openvpn.conf?
* It gets asked too many times.
2015-07-06 08:55:42 -07:00

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# Frequently Asked Questions
## How do I edit `openvpn.conf`?
Use a Docker image with a text editor pre-installed (i.e. Ubuntu) and connect the volume container:
docker run --volumes-from $OVPN_DATA --rm -it ubuntu vi /etc/openvpn/openvpn.conf
## Why not keep everything in one image?
The run-time image (`kylemanna/openvpn`) is intended to be an ephemeral image. Nothing should be saved in it so that it can be re-downloaded and re-run when updates are pushed (i.e. newer version of OpenVPN or even Debian). The data container contains all this data and is attached at run time providing a safe home.
If it was all in one container, an upgrade would require a few steps to extract all the data, perform some upgrade import, and re-run. This technique is also prone to people losing their EasyRSA PKI when they forget where it was. With everything in the data container upgrading is as simple as re-running `docker pull kylemanna/openvpn` and then `docker run ... kylemanna/openvpn`.