linux


Security

This document is a brief introduction to Security related topics, regarding Linux hardening processes, based on Red Hat Enterprise Linux 6. All of these concepts can be also applied to CentOS6. With regards to RHEL 5/CenOS 5,...
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Content Management Systems

Contents
General questions
What is Magento?
Does Magento have an Enterprise edition?
What are the differences between Magento Community and Magento Enterprise Editions?

Typical questions after installation
Where can I find the...
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Linux Tools

The previous article, Generating and Viewing Awstats Reports explained how to manually run awstats reports. In this article, we will review the steps you need to automate report generation. This procedure eliminates the need to...
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Awstats in action
The first article in this series, Installing awstats on Linux, taught you how to how to install and configure awstats for your site. In this article, we will explain how to generate reports from the command line...
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You've built your base server and are about to take an image of it.  If only there were some way to know whether the RackConnect portion of the build process would succeed before you spent the time necessary to create the image...
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Vi (and its updated cousin, vim) is a text editor that is available on most Linux and Unix servers.  Once you get comfortable with it you'll find vi is a fast and powerful editor.
Why vi
Since you'll routinely be editing files on...
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Windows Tools

You've built your base server and are about to take an image of it.  If only there were some way to know whether the RackConnect portion of the build process would succeed before you spent the time necessary to create the image...
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If you’re looking for an easier approach to migrating your Linux server, we have a script that can be run from the command line that automates some of the work surrounding the syncing of your data to a new instance.
 
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Linux MySQL

 
Cloud Sites currently supports the following versions of the software:
 
Technology
Versions Supported

Linux


PHP


5.3 and 5.4


Apache


2.2


MySQL


5.0, 5.1


Windows


ASP.NET


2.0, 3.5 SP1, 4.0, and 4.5


Windows...
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MSSQL

 
Cloud Sites currently supports the following versions of the software:
 
Technology
Versions Supported

Linux


PHP


5.3 and 5.4


Apache


2.2


MySQL


5.0, 5.1


Windows


ASP.NET


2.0, 3.5 SP1, 4.0, and 4.5


Windows...
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Filed in: Cloud Sites

FTP

 
Cloud Sites currently supports the following versions of the software:
 
Technology
Versions Supported

Linux


PHP


5.3 and 5.4


Apache


2.2


MySQL


5.0, 5.1


Windows


ASP.NET


2.0, 3.5 SP1, 4.0, and 4.5


Windows...
25 Comments
Filed in: Cloud Sites

IIS and ASP.NET

 
Cloud Sites currently supports the following versions of the software:
 
Technology
Versions Supported

Linux


PHP


5.3 and 5.4


Apache


2.2


MySQL


5.0, 5.1


Windows


ASP.NET


2.0, 3.5 SP1, 4.0, and 4.5


Windows...
25 Comments
Filed in: Cloud Sites

Note: This article is written for our Cloud Sites Control Panel. You can get to it from the Cloud Control Panel by clicking your name in the upper-right corner and selecting Cloud Sites Control Panel.

 
 
In this guide we will...
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Filed in: Cloud Sites
Note: This article is written for our Cloud Sites Control Panel. You can get to it from the Cloud Control Panel by clicking your name in the upper-right corner and selecting Cloud Sites Control Panel.
In this article we're going...
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Linux and PHP

 
Cloud Sites currently supports the following versions of the software:
 
Technology
Versions Supported

Linux


PHP


5.3 and 5.4


Apache


2.2


MySQL


5.0, 5.1


Windows


ASP.NET


2.0, 3.5 SP1, 4.0, and 4.5


Windows...
25 Comments
Filed in: Cloud Sites

Note: This article is written for our Cloud Sites Control Panel. You can get to it from the Cloud Control Panel by clicking your name in the upper-right corner and selecting Cloud Sites Control Panel.

 
 
In this guide we will...
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Filed in: Cloud Sites
NOTE: This article refers to the Cloud Sites Control Panel. You can access this interface from the Cloud Control Panel by clicking your username in the upper-right corner of the control panel and selecting Cloud Sites Control...
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Filed in: Cloud Sites
You can test PHP SMTP functions with the following two examples. The first one is standard SMTP while the second one is SMTP with SSL.
We strongly recommend using an SMTP relay that requires authentication. Sending mail through...
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Filed in: Cloud Sites
Note: This article is written for our Cloud Sites Control Panel. You can get to it from the Cloud Control Panel by clicking your name in the upper-right corner and selecting Cloud Sites Control Panel.
In this article we're going...
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Filed in: Cloud Sites
NOTE: This article refers to the Cloud Sites Control Panel. You can access this interface from the Cloud Control Panel by clicking your username in the upper-right corner of the control panel and selecting Cloud Sites Control...
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Filed in: Cloud Sites
Session state servers are being implemented for PHP applications. This will improve the performance of most sites by setting the default session handler to the state servers. Session data will be accessible from all PHP web nodes...
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Filed in: Cloud Sites
NOTE: This article refers to the Cloud Sites Control Panel. You can access this interface from the Cloud Control Panel by clicking your username in the upper-right corner of the control panel and selecting Cloud Sites Control...
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Filed in: Cloud Sites

Server Migration

This guide covers some general tasks that can be performed to optimize a server prior to migration or image creation.
General preparation
Some tasks can help control the disk space on the server in general.
Establish a log...
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Sometimes you need to move everything from one server to another.  That's usually a lot of files and a lot of time.  In this series we help you simplify the process of server migration, reducing potential complications and making...
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File Transfers and File Sharing

This article will walk you through setting up a Linux user with read and write permissions for your web document root, usually the /var/www/ directory. Connecting with this user via SFTP will let you upload your website content...
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SSH

This article will walk you through setting up a Linux user with read and write permissions for your web document root, usually the /var/www/ directory. Connecting with this user via SFTP will let you upload your website content...
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Filed in: Cloud Servers
Although Rackspace Cloud has taken steps to make your default Cloud Server image as secure as possible, the first line of defense lies in the hands of you, our customer.  Follow these steps immediately after creating your Cloud...
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Filed in: Cloud Servers

Uncategorized

Manual DNS
There may be times you need to change your server's DNS settings, either because you find they're misconfigured or because you want to use your own. Fortunately there isn't a lot of work involved in changing the DNS...
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Filed in: Cloud Servers
Although Rackspace Cloud has taken steps to make your default Cloud Server image as secure as possible, the first line of defense lies in the hands of you, our customer.  Follow these steps immediately after creating your Cloud...
25 Comments
Filed in: Cloud Servers
Nginx is a popular lightweight server for those who do not need the bulk and extra services that Apache may offer.
This article will look at installing Nginx on an Ubuntu Intrepid Server using the 'aptitude' package manager....
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Filed in: Cloud Servers
NOTE: This article refers to the Cloud Sites Control Panel. You can access this interface from the Cloud Control Panel by clicking your username in the upper-right corner of the control panel and selecting Cloud Sites Control...
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You can use the following in a .htaccess file to change the default document on your PHP based sites:
DirectoryIndex filename.htmlThis would cause filename.html to be treated as your default page, or default directory page. You...
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DNS

Manual DNS
There may be times you need to change your server's DNS settings, either because you find they're misconfigured or because you want to use your own. Fortunately there isn't a lot of work involved in changing the DNS...
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- Getting Started -

Choosing a Linux distribution
If you're new to Linux you'll face a choice between some unfamiliar distributions. In this article we try to de-mystify those choices.
So many options
When you're creating a server instance you have...
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Filed in: Cloud Servers
Although Rackspace Cloud has taken steps to make your default Cloud Server image as secure as possible, the first line of defense lies in the hands of you, our customer.  Follow these steps immediately after creating your Cloud...
25 Comments
Filed in: Cloud Servers

Linux IPTables

Although Rackspace Cloud has taken steps to make your default Cloud Server image as secure as possible, the first line of defense lies in the hands of you, our customer.  Follow these steps immediately after creating your Cloud...
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Filed in: Cloud Servers

CentOS/Fedora/Red Hat Enterprise Linux

Although Rackspace Cloud has taken steps to make your default Cloud Server image as secure as possible, the first line of defense lies in the hands of you, our customer.  Follow these steps immediately after creating your Cloud...
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Ubuntu/Debian Linux

Although Rackspace Cloud has taken steps to make your default Cloud Server image as secure as possible, the first line of defense lies in the hands of you, our customer.  Follow these steps immediately after creating your Cloud...
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Scheduled Cron Jobs


Contents
1 Command Language: PHP vs HTTP
2 Relative vs Absolute Paths
2.1 Solution #1
2.2 Solution #2



Command Language: PHP vs HTTP
Some PHP scripts are designed to be run from a web browser; if this is the case for your...
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Performance

Note:  We've had reports of problems using Magento with Cloud Sites.  We cannot provide support for Magento on Cloud Sites so we do not recommend using it at this time.  This article is made available for archival purposes only....
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Filed in: Cloud Sites

Content Management Systems

Note:  We've had reports of problems using Magento with Cloud Sites.  We cannot provide support for Magento on Cloud Sites so we do not recommend using it at this time.  This article is made available for archival purposes only....
3 Comments
Filed in: Cloud Sites