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Nginx Tomcat installation configuration

Tomcat is a lightweight application server, in the small and medium-sized system and concurrent access to the user is not a lot of occasions are widely used, is the development and debugging JSP program of choice. It can be argued that when a Tomcat server is configured on a machine, it can use it to […]

rsync + inotify

rsync + inotify is a more commonly used real-time synchronization solution, but it is not applicable in all the scenes,

rsync + inotify more suitable for the following 10 small-scale web cluster in real-time synchronization, but in the use of rsync + inotify solution and the use of rsync daily, rsync + inotify rsync server […]

Basic ClamAV installation on CentOS 7 and CentOS 6

Basic ClamAV installation on CentOS 7 and CentOS 6

ClamAV is an open source antivirus engine for detecting trojans, viruses, malware & other malicious threats. ClamAV includes a multi-threaded scanner daemon, command line utilities for on demand file scanning and automatic signature updates. It is one of the most popular virus scanner that run on […]

Enable Event MPM in Apache 2.4 on CentOS/RHEL 7

Apache apache, Event, Modules, MPM 2 Comments

Apache MPM (Multi-Processing Modules) are Apache modules for creating child processes in Apache. There are many Apache MPM available, Each of them works in his own way. If you are using default Apache installation, Apache will use Prefork MPM by default.

Event MPM is launched with […]

Open Web Application Security Project

In today’s article we will guide you through the process of installing mod_security with the OWASP (Open Web Application Security Project) core rule set on a CentOS 7 from source.

ModSecurity is a web application firewall engine that provides very little protection on its own. In order to become useful, ModSecurity must be configured with […]

MOD_REWRITING AN ENTIRE SITE

Using mod_rewrite to redirect all pages to one central PHP page’.

On my site, I decided to use an all-index structure, as that’s how I prefer to do things – it means that the scripting language is more hidden from the end user than if you linked to pages such as “something-bizarre.jsp” and means that […]

USING VLOGGER TO SPLIT APACHE LOGS

Vlogger is a program that handles large amounts of virtualhost logs and splits it to separate files. This is a short HOWTO to configure it using Apache.

Install vlogger in debian etch # aptitude install vlogger Make sure you have working Apache server

Configuring vlogger Change the LogFormat line (there are multiple LogFormat lines – […]

SHORTENING APACHE CONFIGS USING MOD_MACRO

It is possible to use macros in the Apache config files to shorten them and make them easier to read and manage. To use this you have to install mod_macro if it’s not already installed in your distribution.

Sample mod_macro usage

ServerName $domain ServerAlias www.$domain DocumentRoot /vaw/www/$customer/htdocs/$domain/ ScriptAlias /cgi-bin/ /var/www/$customer/cgi-bin/ ErrorLog /var/log/apache/$customer/logs/$domain-error.log CustomLog /var/log/apache/$customer/logs/$domain-access.log […]

MOD_REWRITE, A BEGINNERS GUIDE

mod_rewrite is used for rewriting a URL at the server level, giving the user output for that final page. So, for example, a user may ask for http://www.somesite.com/widgets/blue/, but will really be given http://www.somesite.com/widgets.php?colour=blue by the server.

You can use mod_rewrite to redirect all pages to one central PHP page, which then loads the data […]

BLOCKING IMAGE BANDWIDTH THEFT/HOTLINKING WITH URL REWRITING

You can stop others from hotlinking your site’s files by placing a file called .htaccess in your Apache site root (main) directory. The period before the name means the file is hidden, so you may want to edit your file as htaccess.txt, upload it to your server, then rename the txt file to .htaccess in […]

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