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Bugs, Featured, Headline, Ruby, vmware »

[21 Feb 2013 | 2 Comments | ]

I finished my Chef Recipes and obviously next step is to create and bootstrap VMware virtual machines directly from scripts. I started to test 2 knife plugins knife-esx and knife-vsphere. Quickly I dropped knife-esx solution, because was based on ssh access to the ESX host and we, “the common people”, don’t have rights on that machine. A little bit about my ESX environment: Is an environment with multiple datacenters, multiple clusters, hundreds of virtual machines. On this environment I don’t have full access and requesting one, it takes weeks/months …

Apache, Debian, Featured, Headline, How-to, Php, Security »

[6 Jun 2011 | 6 Comments | ]

It’s been a while since I configured the latest Dynamic Mass Virtual Hosting Server. Last time I used mod_vhost_alias to create a dynamic virtual hosting and it worked without any problem for what we need in that time. Then we didn’t care about the ftp and virtual users, the sites was updated from web pages and security was pretty much handled by upload application who managed the virtual hosting. Now, the problem is a little bit changed: We need a secure sever which should support ftp virtual users with quota …

Clustering, Featured, Glassfish, Headline, How-to, Java, Linux, Shell »

[4 May 2011 | 3 Comments | ]

Finlay is here. For me, Glassfish 3.1, was one of most awaited piece of software, for all it’s new features and clustering support. Glassfish 3.1 slightly changed the way to install cluster, in a much better and integrated way. This version come with a lot of new functionality, but also with improved parts related to Glassfish 2.1.

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Books, Featured, Headline »

[25 Feb 2011 | 2 Comments | ]

Howdy everyone! Because I travel a lot, I build a list of books which I should buy and read next in the airports, bus stations etc or everywhere I should wait some amount of time. This list contain everything what an System / Application Administrator should know. I’m usually dealing with Java/Tomcat/Glassfish/Jboss under Linux, but also I have a strong background of networking, security and cloud computing. This books are my choice and I think is a good choice for everyone who want to learn or improve your skills as …

Apache, Debian, Featured, Headline, How-to, Linux, Security, Shell »

[30 Dec 2010 | No Comment | ]

Everyone, with a decent Linux security knowledge, should know about ModSecurity – Open Source Web Application Firewall. Personally, I know this mod from 2004 and it help me a lot in detecting and/or preventing malicious attacks before reaching my customers applications.