Script for installing Node.js instance on Amazon AWS via user-data field & bitbucket.org

install-nodejs.sh

#!/usr/bin/env bash
set -e

NODE_ENV=production
GIT_HOSTNAME=bitbucket.org
GIT_PATH=username/project.git
GIT_PRIVATE_KEY="-----BEGIN RSA PRIVATE KEY-----
...
-----END RSA PRIVATE KEY-----"
INSTALL_SCRIPT=install.sh
RUN_SCRIPT=run.sh
RUN_USER=ec2-user
NODE_FOLDER=node

yum -y update
yum -y install git

su - $RUN_USER <<EOF
echo $GIT_PRIVATE_KEY > ~/.ssh/id_rsa

ssh-keyscan $GIT_HOSTNAME >> ~/.ssh/known_hosts

export NODE_ENV=$NODE_ENV
echo "export NODE_ENV=$NODE_ENV" >> ~/.bash_profile

cd ~/
git clone git@$GIT_HOSTNAME:$GIT_PATH $NODE_FOLDER
cd ~/$NODE_FOLDER

sh ./$INSTALL_SCRIPT
EOF

echo "su -l $RUN_USER -c \"cd ~/$NODE_FOLDER;sh ./$RUN_SCRIPT\"" >> /etc/rc.d/rc.local
su -l $RUN_USER -c "cd ~/$NODE_FOLDER;sh ./$RUN_SCRIPT"