Google Compute - Setup CentOS Apache2/Varnish/Node.js Stack

gce-centos-6.3.setup-full.sh

# Set variables in .bash_profile for convenience:
# GOOGLE_COMPUTE_PROJECT_NAME - e.g. "my-project"
# GOOGLE_COMPUTE_USER - e.g. "bob"
# GOOGLE_COMPUTE_INSTANCE_NAME - e.g. "us-east-instance"
# GOOGLE_COMPUTE_HOSTNAME - e.g. "mywebsite.com"
# 
# Services
# /etc/init.d/httpd
# /etc/init.d/mysql
# /etc/init.d/varnish
#
# service mysqld status
# service httpd status
# service varnish status

# Cache project name
gcutil getproject --project=$GOOGLE_COMPUTE_PROJECT_NAME --cache_flag_values

# Add firewall rules
gcutil addfirewall port-80 --description="Open up port 80." --allowed="tcp:80"
gcutil addfirewall port-443 --description="Open up port 443." --allowed="tcp:443"
# gcutil addfirewall port-3000 --description="Open up port 3000." --allowed="tcp:3000"
# gcutil addfirewall port-8000 --description="Open up port 8000. (Temporary)" --allowed="tcp:8000"
# gcutil addfirewall port-10000 --description="Open up port 10000. (Temporary)" --allowed="tcp:10000"
# gcutil addfirewall port-11000 --description="Open up port 11000. (Temporary)" --allowed="tcp:11000"

# Without this could not connect via Coda or whatever using SSH
sudo ssh-add ~/.ssh/google_compute_engine

# SSH Into Project
gcutil ssh $GOOGLE_COMPUTE_INSTANCE_NAME

# Work as root
sudo su

# Update Yum and install common CentosOS stuf
yum -y update
yum -y install links

# Install LAMP stack (source http://www.rickymills.com/tutorials/install-apache2-php5-mysql5-with-yum-on-centos/)
yum -y install httpd php mysql mysql-server php-mysql
yum --enablerepo=remi,remi-test install -y php-pgsql php-pecl-mongo php-sqlite php-pecl-memcache php-pecl-memcached php-gd php-mbstring php-mcrypt php-xml php-pecl-apc php-cli php-pear php-pdo

# Configure Apache as Service
chkconfig httpd on

# Install PHPMyAdmin
rpm -ivh http://ftp.jaist.ac.jp/pub/Linux/Fedora/epel/6/i386/epel-release-6-8.noarch.rpm && yum -y update
yum -y install phpMyAdmin

# Start MySQL Services
/sbin/chkconfig mysqld on
/sbin/service mysqld start
chkconfig --levels 235 mysqld on

# Set MySQL Password (replace with unique password)
/usr/bin/mysqladmin -u root password 'some-random-password'

# Forward port 80 to 8080 and port 443 to 8443, respectively
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-port 8080
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 443 -j REDIRECT --to-port 8443

# Save IP Table updates
iptables -F
service iptables save

# Install things we need for Node.js
yum -y groupinstall "Development Tools"
yum -y install gcc
yum -y install gcc-c++
yum -y install screen

# Add "git svn" capability to git
yum -y install git
yum -y install git-svn
yum -y install svn

# Install Node.js 0.10.15
cd /usr/src
wget http://nodejs.org/dist/latest/node-v0.10.21.tar.gz && tar zxf node-v0.10.21.tar.gz && cd node-v0.10.21
bash ./configure
make
make install

# Add non-privileged user (will need to set a password after second command)
useradd -d /home/www -m www
passwrd www

# Add yourself to www group
usermod -G $GOOGLE_COMPUTE_USER,www www

# Configure Apache
mkdir -p /var/www/public_html
chown -R www:wwwwww /var/www/public_html 
chmod 755 /var/www/public_html

# Manual Step: Configure vhosts in /etc/httpd/conf/httpd.conf

# Restart Apache
apachectl -k stop
/etc/init.d/httpd restart

# Install Varnish (Source http://www.tecmint.com/install-varnish-cache-web-accelerator/)
cd ~ && wget http://repo.varnish-cache.org/redhat/varnish-3.0/el5/noarch/varnish-release-3.0-1.noarch.rpm
rpm --nosignature -i varnish-release-3.0-1.noarch.rpm
unlink varnish-release-3.0-1.noarch.rpm
yum -y install varnish

# Manual Step: Configure Varnish VCL in /etc/varnish/default.vcl

# Install Webmin (/usr/libexec/webmin/)
touch /etc/yum.repos.d/webmin.repo
curl https://gist.github.com/andypotanin/6129080/raw >> webmin.repo
wget http://www.webmin.com/jcameron-key.asc
rpm --import jcameron-key.asc
mkdir /etc/webmin
touch /etc/webmin/miniserv.conf # This should be added automatically?

# Install VirtualMin (Source: http://www.smarchsoft.com/virtualmin_on_centos6.html )
cd ~
wget http://software.virtualmin.com/gpl/scripts/install.sh
chmod +x install.sh
./install.sh
unlink install.sh

# Start Varnish
chkconfig --level 345 varnish on
/etc/init.d/varnish restart

# Symbolically link node_modules (make global modules globally accessible)
sudo ln -s /usr/local/lib/node_modules /node_modules

# Install some useful Node.js modules globally
npm install -g express
npm install -g http-proxy
npm install -g supervisor

# Leave sudo
exit

# Create symbolic links for common configuration files
sudo ln -s /etc/varnish/default.vcl ~/varnish.vcl
sudo ln -s /etc/httpd/conf/httpd.conf ~/http.conf
sudo ln -s /etc/hosts ~/hosts
sudo ln -s /etc/httpd/conf.d/phpMyAdmin.conf ~/phpMyAdmin.conf
sudo ln -s /etc/webmin/miniserv.conf ~/webmin.miniserv.conf
sudo ln -s /etc/sysconfig/varnish ~/sysconfig.varnish
sudo ln -s /var/www/public_html ~/public_html

# Change ownership to current user (temp)
sudo chown $USER /etc/varnish/default.vcl
sudo chown $USER /etc/httpd/conf/httpd.conf
sudo chown $USER /etc/yum.repos.d
sudo chown $USER /etc/hosts # Can edit hosts if needed
sudo chown $USER /etc/sysconfig/network # Can edit hostname here if needed.
sudo chown $USER /etc/httpd/conf.d/phpMyAdmin.conf
sudo chown $USER /etc/webmin/miniserv.conf
sudo chown $USER /etc/sysconfig/varnish

# Restart network service (if hostname changed)
# hostname $GOOGLE_COMPUTE_HOSTNAME
# /etc/init.d/network restart

# Setup basic node.js app and start it (will run on port 3000)
cd ~ && mkdir test-app
express test-app && cd test-app
npm install && node app

# Ensure Services are Enabled
sudo chkconfig mysqld on
sudo chkconfig httpd on
sudo chkconfig varnish on
# sudo chkconfig web-services on

Add in : yum install links -y