For those of you who didn’t know, Zend Guard Loader is a free runtime application that enables PHP to run the scripts encoded by Zend Guard. The Guard Loader extension must be installed on each Web server that runs files that were encoded with, or use, Zend Guard licenses. The Zend Guard Loader translates encoded files to a format that can be parsed by the Zend Engine. This runtime process uses the Zend engine as a trigger to start the Zend Guard Loader component. At the time of writing this article, Zend Guard Loader supports PHP 5 or higher.
This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple. I will show you through the step by step installation zend guard loader (Zend Optimizer) on CentOS 6.
Install Zend Guard Loader on CentOS 6
Step 1. Download Zend Guard Loader packages.
Zend Guard Loader can only be downloaded while logged in to your Zend account. You cannot directly download it to your server. So, you’ll need to download the .tar.gz file and then SFTP it to your server:
Extract Zend Guard Loader:
tar xzvf name-of-package-file.tar.gz
Now enter the new folder extracted and find the ZendGuardLoader.so file, let’s copy it to the modules folder:
## CentOS 32-bit ## cp ZendGuardLoader.so /usr/lib/php/modules ## CentOS 64-bit ## cp ZendGuardLoader.so /usr/lib64/php/modules
Create ZendGuard.ini file inside /etc/php.d directory:
## CentOS 32-bit ## ; Enable Zend Guard extension zend_extension=/usr/lib/php/modules/ZendGuardLoader.so zend_loader.enable=1 ## CentOS 64-bit ## ; Enable Zend Guard extension zend_extension=/usr/lib64/php/modules/ZendGuardLoader.so zend_loader.enable=1
Step 2. Restart Apache service.
service httpd restart
Step 3. Verify Zend Guard Loader Is Enabled.
Run the following command to verify Zend Guard Loader is enabled:
Congratulations! You have successfully installed Zend Guard Loader. Thanks for using this tutorial for installing zend guard loader (Zend Optimizer) on CentOS 6 system. For additional help or useful information, we recommend you to check the official Zend Guard website.