Install git-crypt and references

install-git-crypt.sh

#!/bin/bash

# REFERENCES:
#   - https://github.com/AGWA/git-crypt
#   - http://manpages.ubuntu.com/manpages/wily/man1/git-crypt.1.html
#   - https://flatlinesecurity.com/posts/git-crypted/
#   - http://ebarnouflant.com/posts/3-using-git-crypt-to-transparently-encrypt-sensitive-data-in-a-git-repository
#   - http://www.seanh.cc/posts/git-crypt
#   - http://blog.it-agenten.com/2015/10/tool-of-the-week-git-crypt/
#   - https://www.coveros.com/git-crypt/
#
#   - Using with keybase.io: https://blog.starkandwayne.com/2015/07/02/secure-your-boshworkspace-with-git-crypt/
#   - Encrypt directory: https://github.com/AGWA/git-crypt#gitattributes-file
# 
#   - Alternatives:
#       - https://github.com/elasticdog/transcrypt

# ------------------
#   Script setup
# ------------------

# Exit on failure.
set -e

# Check for root.
if [ "$EUID" -ne 0 ]
  then echo "Please run as root"
  exit
fi

# ------------------
#   Install and make
# ------------------

cd
sudo apt-get install -y build-essential libssl-dev
git clone https://github.com/AGWA/git-crypt.git
cd git-crypt
make
sudo make install