How to Install ocserv on POP! OS?

ocserv is an open-source SSL VPN server that provides secure remote access of client computers to a vpn server. It is a user-friendly service that runs on Linux for mobile devices and desktops.

Here is a step-by-step guide to installing ocserv on the latest POP! OS.

Prerequisites

Before starting, ensure that your system has the latest version of POP! OS installed. Then:

Make sure you have sudo permissions on the system.
Ensure the system has up-to-date package repositories.
Install essential packages: sudo apt install -y build-essential libgnutls28-dev libev-dev libwrap0-dev libpam0g-dev libseccomp-dev libreadline-dev libnl-route-3-dev

Note that these packages are required to build and install ocserv.

Install Ocserv

To install ocserv:

Download the latest source code from the official website http://www.infradead.org/ocserv/download.html

Extract the archive using tar command:

tar xzf ocserv-x.x.x.tar.gz
cd ocserv-x.x.x

Configure the build using the following ./configure command:
```
./configure --prefix=/usr --sysconfdir=/etc
```
Build the application and install it:
```
make
sudo make install
```
Copy the default ocserv.conf configuration file to the /etc/ocserv/ directory:
```
sudo cp ./doc/sample.config /etc/ocserv/ocserv.conf
```

Generate a self-signed SSL/TLS certificate for Ocserv. The ocserv-ca script is provided with the package and can be used to do so:

sudo cp ./doc/ocserv-ca.template /etc/ocserv
cd /etc/ocserv
sudo ./ocserv-ca -c ocserv-ca -o ocserv-ca -n "CN=Example VPN CA"
sudo ./ocserv-ca -c ocserv-ca -m <your email>
sudo ./ocserv-ca -i
sudo ./ocserv-ca -s /CN=<your domain>

Start the Ocserv service:
```
sudo systemctl start ocserv
```

To automatically start the Ocserv service at system boot time:

sudo systemctl enable ocserv

Congratulations! You have successfully installed and configured Ocserv on your POP! OS system.