tonyskapunk / hot-oat

🔥🥣 hot oat

hot-oat

🔥🥣

A wrapper script to setup and run HOTP (Hash-based message authentication code One Time Password).

Requirements and Optional Packages

Required packages

• openssl
• oathtool from EPEL

Optional packages

• qrencode - QR generator
• wl-clipboard - Wayland clipboard copy tool (default)
• xclip - Server X clipboard

Red Hat based

oathtool is available in EPEL follow the instructions there to install EPEL depending on your version and distribution

Required:

dnf install -y oathtool

Optional:

dnf install -y qrencode 

Debian based

Required:

apt update
apt install -y oathtool

Optional:

apt update
apt install -y qrencode

Arch Linux

Required:

pacman -Sy --noconfirm oath-toolkit

Optional:

pacman -Sy --noconfirm qrencode

Install

Copy the script hot-oat to a directory in your path, e.g. ~/.local/bin

Overriding defaults

These variables should be used to override the default values. Also, a config file can be placed under ~/.config/hot-oat.conf to define custom values. See the example file hot-oat.conf

Environment Name	Default	Description
HOT_OAT_COPY_TOOL	wl-copy	The command to use to copy the password to the clipboard
HOT_OAT_COPY_OPTIONS	-n -o	The options to pass to the copy command
HOT_OAT_DIR	~/.config/hot-oat	The directory where the key and counter are stored

Examples

Acknowledgments

• Thanks to pierreblanc for the idea