Update ~/.ssh/authorized_keys with Github public keys

A short bash script that pulls your public keys from github.com/UserName.keys and adds them to the ssh authorized_keys file of your current user.

Usage

This script can be run with or without arguments. ./updatekeys.sh or ./updatekeys.sh username y

Adding your GitHub username and y will allow cause this script to run without prompting the user, making it suitable for crontab or startup scripts.

Script not running? Use chmod +x ./updatekeys.sh to give it executable permissions.

How to run on the go

Download with cURL and run

1. curl -fsSL https://raw.githubusercontent.com/alexwiench/Update-Authorized_Keys/master/updatekeys.sh -o updatekeys.sh
2. bash ./updatekeys.sh

You can also use your username as a command line arugment for automating or quick usage. Example: ./updatekeys.sh username

Run without downloading

bash <(curl -fsSL https://raw.githubusercontent.com/alexwiench/Update-Authorized_Keys/master/updatekeys.sh) username

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Notes

Sudo

This script is only designed to modify the authorized_keys file in the $HOME directory of your current user and will abort if it detects sudo. Use su to switch users if you must.