Tutorial 02 - Downloaded Science Gateway with Hosted Airavata

User Hosted PGA with SciGaP in Ubuntu OS

Prerequisites

1. Requires a Unix or Unix like operating system
2. Requires a web server (e.g apache web server) with PHP 5.4 or higher. Make sure have enabled mod_rewrite module in httpd.conf file and enable PHP SOAP extension
3. Install Composer
4. MYSQL database installation (Required if the user is hosting Airavata on his own. To communicate with SciGaP this step is not relevant)
5. MCrypt PHP extension
6. Follow instructions given in links to install the prerequisites based on the OS ;
   1. On Ubunutu: http://www.dev-metal.com/install-laravel-4-ubuntu-12-04-lts/
   2. On Centos: https://www.digitalocean.com/community/tutorials/how-to-install-laravel-4-on-a-centos-6-vps
   3. On MAC OS: http://sangatpedas.com/20140219/installing-laravel-osx-mavericks/
7. Important: Do not need to install Laravel. You can skip the steps given on the links

Download PGA from GIT

1. Download PGA from github to the document root of you web server /var/www. 
2. Use git clone https://github.com/apache/airavata-php-gateway.git or download the zip from the github web page.
3. Go inside the PGA directory (e.g /var/www/airavata-php-gateway)
4. Make sure the storage folder is writable
   1. sudo chmod -R 755 app/storage
5. Go to [PGA_HOME]/app/config/pga_config.php and change the configuration to match your settings
   
6. Now issue composer install command
   1. sudo composer install
7. Restart the web server
   1. sudo service apache2 restart

 Trouble shooting for Ubantu OS:

User Hosted PGA with SciGaP in MAC OS

Installations

1. To install MCrypt for PHP on MAC please follow the steps in http://coolestguidesontheplanet.com/install-mcrypt-php-mac-osx-10-9-mavericks-development-server/
2. Once above is completed follow the steps given in http://sangatpedas.com/20140219/installing-laravel-osx-mavericks/ for
   1. Configuring Apache
   2. Installing Composer 

Download and Configure PGA

1. cd /Library/WebServer/Documents

2. git clone https://github.com/apache/airavata-php-gateway.git

3. cd /Library/WebServer/Documents/airavata-php-gateway

4. Make sure the storage folder is writable

   1. sudo chmod -R 755 app/storage

5. (optional) Go to [PGA_HOME]/app/config/pga_config.php and change the configuration to match your settings
   
6. Enable Apache extensions (mod_rewrite module and PHP SOAP extension)

   1.  sudo vim /etc/apache2/httpd.conf

      1. uncomment #LoadModule rewrite_module libexec/apache2/mod_rewrite.so

      2. uncomment #LoadModule php5_module libexec/apache2/libphp5.so

7. Now issue composer install command

   1. sudo composer install

8. Restart the web server

   1. sudo apachectl restart