ioncube installation on Ubuntu

Used for Ubuntu 9.04/9.10:

mkdir -p ~/src; cd ~/src
wget http://downloads2.ioncube.com/loader_downloads/ioncube_loaders_lin_x86-64.tar.gz
tar -zxvf ioncube_loaders_lin_x86-64.tar.gz
mv ioncube /usr/local/lib/
echo "zend_extension=/usr/local/lib/ioncube/ioncube_loader_lin_5.2.so" > /etc/php5/conf.d/ioncube.ini
service apache2 restart

Check results:

root@web1:~# php -i | grep ioncube
/etc/php5/cli/conf.d/ioncube.ini,
root@web1:~# php -v
PHP 5.2.10-2ubuntu6.10 with Suhosin-Patch 0.9.7 (cli) (built: May  2 2011 23:24:44) 
Copyright (c) 1997-2009 The PHP Group
Zend Engine v2.2.0, Copyright (c) 1998-2009 Zend Technologies
    with the ionCube PHP Loader v4.0.10, Copyright (c) 2002-2011, by ionCube Ltd.
root@web1:~# 

If you need ioncube for Ubuntu 10.04+ where php 5.3.2+ installed:

vi /etc/php5/conf.d/ioncube.ini

< zend_extension=/usr/local/lib/ioncube/ioncube_loader_lin_5.2.so
---
> zend_extension=/usr/local/lib/ioncube/ioncube_loader_lin_5.3.so

service apache2 restart