setup_git

#!/bin/bash

# Ensure all commands below will be successful or fail if not
set -e

# Enter password if called by ssh-add
[ -n "$SSH_ASKPASS" ] && [ -n "$DISPLAY" ] && {
	[ ! -f ".ssh-add" ]
	touch .ssh-add
	echo "$KEY_PASS"
	exit 0
}

echo && echo "Initializing Git environment..."

GIT_NAME="Lapislazuli"
GIT_EMAIL="lapislazuli@lapis.blue"
KEY_NAME=lapislazuli.pem

# We don't need to set up anything if we don't have the passphrase
[[ -z "$KEY_PASS" || ( -n "$TRAVIS_SECURE_ENV_VARS" && "$TRAVIS_SECURE_ENV_VARS" = "false" ) ]] && {
	echo "Passphrase is not available, unable to set up Git environment."
	exit 1
}

KEY_PATH=~/.ssh/$KEY_NAME

# This is where I am.
deploy_scripts=$(dirname $0)

mkdir -pv $(dirname $KEY_PATH)
cp -v "$deploy_scripts/$KEY_NAME" $KEY_PATH

# Change the permissions so it is accepted as SSH key
chmod -v 600 $KEY_PATH

# Setup detached ASKPASS for ssh
export SSH_ASKPASS=$0
export DISPLAY=dummydisplay:0

cleanup() {
	unset SSH_ASKPASS DISPLAY KEY_PASS
	rm .ssh-add
}

true | setsid ssh-add "$KEY_PATH" || {
	cleanup
	echo "Failed to add private Git key. Maybe the passphrase is wrong?"
	exit 1
}

cleanup

echo "Successfully installed Git SSH key!"

echo "Setting up Git settings..."
git config --global user.name "$GIT_NAME"
git config --global user.email "$GIT_EMAIL"
git config --global push.default simple
echo "Done! Successfully set up Git environment. :)" && echo