=== Base system ====
  -  install centos 5.10
=== Extend Repositories and update===
  1. Install epel source.
<code>
cd /tmp
wget http://mirror.pnl.gov/epel/5/i386/epel-release-5-4.noarch.rpm
rpm -ivvh epel-release-5-4.noarch.rpm
</code>
  2. Update system
<code>
yum update -y
</code>
=== Install Dev Libraries ===
<code>
yum groupinstall "development libraries" "development tools" -y
yum install gcc gcc-c++ make libtool libxml libxml-devel libxslt libxslt-devel subversion curl-devel java-1.7.0-openjdk java-1.7.0-openjdk-devel git-core openssl-devel -y
==== Install Database ====
  1. Create a dedicated group and user
<code>
groupadd mysql
useradd -r -g mysql mysql
</code>
  2. Fetch and Install mysql 5.5 RPM
<code>
cd /tmp
wget http://dev.mysql.com/get/mysql-community-release-el5-5.noarch.rpm
rpm -ivvh mysql-community-release-el5-5.noarch.rpm 
yum install mysql-server mysql-devel -y
sudo /usr/bin/mysql_install_db
sudo chown -hR mysql:mysql /var/lib/mysql /var/run/mysql
sudo /usr/bin/mysql_secure_installation
#y,y,y,y,y
chkconfig mysql on
</code>
==== Install Tomcat and Solr ====
  1. Verify that java is installed
<code>
java
</code>
  2. Add tomcat User and Unpack tomcat
 <code>
 mkdir /opt/tomcat7
 groupadd tomcat
 useradd -m /opt/tomcat7 -g tomcat tomcat
 cd /opt/tomcat
wget --user=expbbbu --password=<RETRACTED> ftp://qacollab01.exphosted.com/softrepo/tincan/installed-software/apache-tomcat-7.0.54.tar.gz | tar xz
 chown -r tomcat:tomcat /opt/tomcat
</code>
Init script.
<code>
#!/bin/bash
# description: Tomcat Start Stop Restart
# processname: tomcat
# chkconfig: 234 20 80
#JAVA_HOME=/usr/java/jdk1.7.0_05
#export JAVA_HOME
#PATH=$JAVA_HOME/bin:$PATH
export PATH
CATALINA_HOME=/opt/tomcat7/bin

case $1 in
start)
/bin/su tomcat $CATALINA_HOME/startup.sh
;;
stop)
/bin/su tomcat $CATALINA_HOME/shutdown.sh
;;
restart)
/bin/su tomcat $CATALINA_HOME/shutdown.sh
/bin/su tomcat $CATALINA_HOME/startup.sh
;;
esac
exit 0
</code>
<code>
 chown +x /etc/init.d/tomcat7
 chmod 755 /etc/init.d/tomcat7
 chkconfig --add tomcat
 chkconfig tomcat on
 </code>
  3. Unpack solr 
<code>
mkdir /opt/solr && cd /opt/solr
wget --user=expbbbu --password=<RETRACTED> ftp://qacollab01.exphosted.com/softrepo/tincan/installed-software/solr-4.8.1.zip
unzip solr-4.8.1.zip
cp -r solr/example/lib/ /opt/tomcat/lib/
chown -r tomcat:tomcat /opt/solr

  4. Configure Solr 
  - Data Dir:
<code>
nano /opt/solr/example/solr/conf/solrconfig.xml
</code>
Create a shared data or a local data drive and set the path here. \\
Also, copy Learnexa schema.xml.

  - Configure Tomcat.
<code>
# for multicore
cd /opt/tomcat7
mkdir -p Catalina/localhost
nano solr.xml
</code>
Then add:
<code>
<Context docBase="/opt/solr/example/solr/webapp/solr.war" debug="0" crossContext="true">
  <Environment name="solr/home" type="java.lang.String" value="/opt/solr/example/solr" override="true" />
</Context>
</code>

==== Application Runtime Dependencies ====
=== Create application user ===
<code>
/usr/sbin/adduser "expdev01"
#set regular password
</code>
=== Log out as root and login as application user created above ===
=== Install RVM ===
  1. Ensure:
<code>
whoami
#expdev01
</code>
  2. Install RVM
<code>
\curl -sSL https://get.rvm.io | bash
</code>
  3. Install and use Ruby 2.1.1
<code>
rvm install 2.1.1
rvm use 2.1.1
</code>
  4. Verify
<code>
which ruby
#/home/expdev01/.rvm/rubies/ruby-2.1.1/bin/ruby
</code>
=== Setup Bundler and Gems ====
<code>
gem install bundler -v '1.11.2'
gem install eventmachine -v '1.0.3'
gem install mysql2 -v '0.3.15'
gem install nokogiri -v '1.5.9'
gem install passenger -v 4.0.44
</code>
=== Setup Nginx ===
<code>
passenger-install-nginx-module
</code>

==== Checkout and Deploy Application (To be updated) ====
  1. Create directory structure /deploy
<code>
svn co https://repos.exphosted.com/svnrepos/tincan/trunk tincan_trunk
cd tincan_trunk

bundle install
bundle exec rake db:create
bundle exec rake db:migrate
bundle exec rake db:seed
bundle exec rake sass:update (//sass --update public/stylesheets/sass:public/stylesheets --force// if the rake task is not present)
bundle exec rake asset:packager:build_all

vi config/environments/development.rb

>> APP_URL     = "http://115.111.5.122:3101"
API_URL     = "http://localhost:3000"

</code>