Install Ioncube on ubuntu

1.download Ioncube via 

wget http://downloads.ioncube.com/loader_downloads/ioncube_loaders_lin_x86.tar.gz

2. unzip 

tar zxvf ioncube_loaders_lin_x86.tar.gz

3.add below in php.ini,it should be ahead of any other *.so

zend_extension = /usr/local/ioncube/ioncube_loader_lin_5.2.so

4.restart apache

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PS:

5.if appear error "ioncube_loader_lin_5.4.so: undefined symbol: executor_globals",rename ioncube_loader_lin_5.4_ts.so to ioncube_loader_lin_5.4.so instead.