linode stack script to setup a headless ubuntu linode w/ RVM, MySQL, Nginx, and Unicorn

rvm(ree and system)-nginx-unicorn.sh

#!/bin/bash
#<udf name="hostname" label="System Host Name">
#<udf name="adminuser" default="admin" label="Admin user name">
#<udf name="adminpassword" label="Admin user password">
#<udf name="deployuser" default="deploy" label="Deploy user name">
#<udf name="deploypassword" label="Deploy user password">
#<udf name="mysql_password" label="MySQL Password">

source <ssinclude StackScriptID=1>

system_update
goodstuff

#################
# Admin User
#################
useradd -s /bin/bash --user-group --groups sudo --create-home $ADMINUSER
echo "$ADMINUSER:$ADMINPASSWORD" | chpasswd

#################
# Deploy User
#################
useradd -s /bin/bash --user-group --groups www-data --create-home $DEPLOYUSER
echo "$DEPLOYUSER:$DEPLOYPASSWORD" | chpasswd

#################
# System
#################
echo $HOSTNAME > /etc/hostname
echo -e "\n127.0.0.1 $HOSTNAME.local $HOSTNAME\n" >> /etc/hosts
service hostname start

########################################
# Install the required dependencies
########################################
apt-get -y install build-essential \
libxml2-dev \
libxslt-dev \
libcurl4-openssl-dev \
libreadline-dev \
libncurses5-dev \
libpcre3-dev \
libmysqlclient-dev \
libsqlite3-dev \
bison \
git-core

#################
# Install rvm
#################
bash < <( curl -L http://bit.ly/rvm-install-system-wide )

. "/usr/local/rvm/scripts/rvm"
source /usr/local/lib/rvm

###########################
# Setup RVM environment
###########################
cat >> /etc/profile << EOF

if [ -s "$HOME/.rvm/scripts/rvm" ] ; then
  . "$HOME/.rvm/scripts/rvm"
elif [ -s "/usr/local/rvm/scripts/rvm" ] ; then
  . "/usr/local/rvm/scripts/rvm"
fi

source /usr/local/lib/rvm
EOF

###################################
# Install, and set REE to default
###################################
rvm install ree
rvm use --default ree

#################
# Install Rails
#################
gem install rails bundler --no-ri --no-rdoc

usermod -a -G rvm $DEPLOYUSER

#################
# Install Nginx
#################
NGINX_URL="http://sysoev.ru/nginx/nginx-0.8.54.tar.gz"
NGINX_TGZ="nginx-0.8.54.tar.gz"
NGINX_DIR="nginx-0.8.54"

wget $NGINX_URL
tar zvxf $NGINX_TGZ
cd $NGINX_DIR

./configure --prefix=/opt/nginx
make
make install

curl -L http://bit.ly/f7QYpy > /opt/nginx/conf/nginx.conf         # Nginx Base Config
curl -L http://bit.ly/hR889Q > /opt/nginx/sbin/nginx.reload.sh    # Nginx Reload Script ( Used for Capistrano deployments )
chmod +x /opt/nginx/sbin/nginx.reload.sh                          # Make Executable

/opt/nginx/sbin/nginx                                             # Start the server

# Add the cron
cat > /etc/cron.d/nginx << EOF
*/5 * * * * root /opt/nginx/sbin/nginx.reload.sh
EOF

service cron restart

#################
# App Dir
#################
mkdir -p /opt/apps
chown -R root:www-data /opt/apps
chmod -R 2775 /opt/apps
chmod -R +s /opt/apps

#################
# Install MySQL
#################
mysql_install "$MYSQL_PASSWORD" && mysql_tune 40

###############################
# Disable Root Login
###############################
sudo passwd -l root

###############################
# Restart Installed Services
###############################
restartServices