Archive Category: devops

AWS Access Keys in S3 Bucket Policies

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I’ve seen what appeared to be AWS Access Keys in S3 bucket policies as an AWS principal in the past. I could never figure out why this was happening and […]

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This basic guide assumes a functional airflow deployment, albeit without authentication, or perhaps, with LDAP authentication under the legacy UI scheme. This guide also assumes apache airflow 1.10.2, installed via […]

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I just read an article by Jay Valentine on LinkedIn where he talks about Puppet and how they were not profitable, and also noted that Chef is not, and has […]

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With puppet moving more and more away from supporting a standalone model, it’s somewhat difficult to get puppet standalone working. I recently got bit by a hiera update that caused […]

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When using Jenkins in any environment, it’s useful to have variables related to that environment available to Jenkins jobs. I recently worked on a project where I used puppet to […]

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AWS System Manager makes it easy to store and retrieve parameters for use across servers, services, and applications in AWS. One great benefit is storing secrets for use, as needed. […]

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I recently wanted to setup a new Ubuntu 16.04 host running Apache under Docker for some AWS ECS/Fargate testing I was doing and encountered the following error: docker run -p […]

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The Phoenix Project

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I recently stumbled upon a novel that talks about managing IT Operations. “The Phoenix Project”, by Gene Kim, Kevin Behr, and George Spafford. Wow, what a great read. This book […]

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I recently worked on an interesting project where I needed to use a powershell script to query ElasticSearch to find a document that was inserted via ElastAlert. The purpose of […]

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ruby aws-sdk strikes again…

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When using ruby to upload files to S3 and trying to use multipart upload, beware the following ArgumentError: …param_validator.rb:32:in `validate!’: unexpected value at params[:server_side_encryption] (ArgumentError) … from /var/lib/jenkins/.gem/ruby/gems/aws-sdk-core-3.6.0/lib/seahorse/client/request.rb:70:in `send_request’ from […]

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