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Infrastructure as Code

Chef: How to regenerate the validation key

Today I’ve lost the Chef validation key of one the servers that we have around. I haven’t found how to recover it in a quick Google search, so… good reason to write this short post. The validation “thing”, is a client (not an user) in Chef which has permission to register new Chef clients to…

Infrastructure as Code

Salt and the bash security issue

Yesterday was published a Bash security issue. Details here. So, we needed to upgrade your instance very quickly. Thanksfully, we have SaltStack managing it. The procedure was simple as described below. To update our systems with Salt, just run: salt ‘*’ pkg.install bash refresh=True And to be sure that new nodes are deployed with the…