add new version of nodejs to a SmartMachine

add-node.sh

#!/usr/bin/env bash
#
# Add new version of nodejs to a SmartMachine
#

# Check to see if script is being run as the root user

if [[ $EUID -ne 0 ]]; then
  echo "This script must be run as root. Aborting..." 1>&2
  exit 1
fi

VERSION=$1
if [ -z "$VERSION" ]; then
  echo "Usage: $0 <version> (e.g. 0.6.0)"
  exit 127
fi

# Is the gcc compiler installed? If not, install
pkgin list | grep -q gcc-compiler

if [ $? -eq 1 ]; then
  pkgin -f update # make sure the local repo is up to date
  pkgin -y install gcc-compiler
fi

cd /var/tmp/

# Check if the version of node is installed, if so exit
if [ -e /opt/nodejs/v${VERSION}/ ]; then
  echo "/opt/nodejs/v${VERSION}/ exists. ${VERSION} Already installed?"
  exit 1
fi

# Download, make and compile node
curl -O http://nodejs.org/dist/v${VERSION}/node-v${VERSION}.tar.gz
gtar -xpf  node-v${VERSION}.tar.gz
cd node-v${VERSION}/
./configure --with-dtrace --prefix=/opt/nodejs/v${VERSION}/
gmake install

# Clean up 
cd /var/tmp/
rm -rf /var/tmp/node-v${VERSION}*

# Setup the symlink
if [ -e /opt/local/bin/node ]; then
    if [ -L /opt/local/bin/node ]; then
        rm  /opt/local/bin/node
    fi
fi
ln -s /opt/nodejs/v${VERSION}/bin/node /opt/local/bin/node