Hey, Rafael!

Hey, Rafael!

Crazy ideas on cloud infrastructure, provisioning, scaling platforms and beyond. Often wrong.


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howto networking unifi

UniFi security gateways, cloud controllers and VLAN-tagged WANs, oh my!

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If you choose to install it outside of your local network, you'll find that it makes adopting devices a little trickier (at least for the initial connection) because you can't make use of Layer 2 adopting (what I like to call "magical wavey adoption funtimes").…

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travel gear

Tread lightly, a love letter to a bag

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Since returning from a 6-week international trip at the end of June, I've been meaning to write this unsponsored love letter to a piece of gear that completely changed the way I travel. But let's start with a story... A wild idea appears... The year was 2015,…

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howto git gpg

Signing Git commits with GPG using Keybase

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GitHub recently announced support for signing commits using a GPG key. This provides an extra layer of security when verifying changes made to a repository come from valid users. Setting up GPG is super easy with Keybase, so I won't repeat the instructions her…

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service desktop workstation

Prettify your desktop with Splashbox

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I've been a long-standing fan of inspirational desktop photos. When I discovered Unsplash, a service that provides 10 royalty-free high-resolution photos to spruce up my desktops every 10 days, I jumped straight on it. However, the Unsplash project (which is r…

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howto chef capistrano

Supercharging Capistrano with Chef

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After a few months using Chef, the need to run commands on many nodes at once appeared. While Chef itself has a knife ssh option, it does not provide an interactive way of running commands on a group of nodes and then getting an immediate response. And if you…

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howto chef sensu aws

De-registering an instance from Chef and Sensu on termination in EC2

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There are many posts on the Internet about Amazon Web Service's (AWS) AutoScaling, just as many posts about Chef and, as you'd expect, there is a fair selection of posts about using Chef to bootstrap new instances in AutoScaling. What seems to be lacking from…