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Archives for April 2019

Abandon Linux. Jails for developers.

April 29, 2019 by Albert Valbuena

Reading the title you might think I want to put developers in Jail and although some may be good candidates this is in the far opposite of my intention. I am talking about FreeBSD Jails. For the unfamiliar with the concept those Jails are userland secure contained environments that share a common kernel. Purists and more knoledgeable people may be jumping off their chairs with … [Read more...]

Abandon Linux. How to export and import FreeBSD Jails ‘a la Docker’

April 15, 2019 by Albert Valbuena

FreeBSD Jails is an awesome tool similar to Docker but much older which allows administrators and developers alike to have several securely contained userland environments sharing one kernel. Does it sound familiar? This is operating-system-level virtualization and it’s different than what you find on KVM or Xen camps. For more detailed information I’ve published some other … [Read more...]

How to harden Apache HTTP

April 7, 2019 by Albert Valbuena

Disclaimer: This is a long article. I haven’t collected some nice configuration settings here for the sake of it. There are other hardening guides but some fall short on explaining the functionalities to be enabled or disabled. Every step is shortly, and hopefully clearly, explained so any reader can grasp the main idea of every setting. Following the recommendations in here … [Read more...]

How to set Apache’s MPM Event and PHP-FPM on FreeBSD

April 1, 2019 by Albert Valbuena

As explained in another article the default Apache’s configuration at compile time sets its multi-processing module (MPM for short) to the pre-fork configuration setting. This is not the best performant configuration for Apache. Out of the box Apache comes compiled in its safest form, from the processing mode perspective since the pre-fork setting will open a process for each … [Read more...]

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