Security
How to block IPs in your Traefik Proxy Server
Learn how to block IPs in your Traefik proxy – A missing feature in Traefik.
DevOps
Lockdown WordPress with Traefik proxy – No plugins
Your infrastructure ONLY as strong as your weakest link. TL;DR – See solution in docker compose I once had a server that was hacked on a DigitalOcean VPS. Having my server hacked was my goal at the time – yeah, Read more…
Automation
DevOps: Lab environment for continuous learning
If you are a DevOps engineer, systems engineer or SRE, it’s invaluable to have a lab environment that gives you free space to explore, build, break, fix, break, refactor, rebuild… and rebuild any part of the infrastructure you wish to Read more…
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WordPress Error: Briefly unavailable for scheduled maintenance. Check back in a minute.
This error can be annoying but the fix is pretty easy. This usually occurs when you kick off an update of a plugin or theme and navigate away from the update progress page before the update completes. To fix this Read more…
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High Sierra issues with Chrome or Firefox
This is a short post to address the High Sierra issues with Chrome or Firefox when rendering the applications. Symptoms Google chrome runs slow, freezes Firefox runs slow or freeze Other applications run slow or freeze Mouse cursor freezes routinely Read more…
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Create self-signed TLS certificates – PKCS8 key and x509 cert (works for Graylog 2 Gelf)
This is an overview of a simple way to create a self signed TLS key pair. Particularly how to create the TLS files and convert the key file to the PKCS8 format. What is TLS (Transport Layer Security)? According to Read more…
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Build LXC Linux Container Server on Vagrant VM and Fabric
LXC Linux container host server LXC Linux containers is kind of a weird thing to say because LXC means Linux Container, so I’m saying Linux container Linux container… but I digress. LXC has been my goto container solution for the past Read more…
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Docker monitoring dashboard: caAdvisor, Grafana and influxdb
So you want to see stats of your running containers yeah? This is a short ‘to the point’ post about spinning up a set of docker containers to create a Docker monitoring dashboard. @dalekurt started this docker-compose.yml file based on a Read more…
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How to Run 10 nested VMs in one EC2 VM (Linux containers vs hypervisors)
In a world of scalable distributed infrastructures and systems, there is a great need for cost effective virtual development environments to build and test these scalable applications. This is a short post to debunk a common misconception about running Read more…
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CentOS – One Liner Installation: OpenVZ kernel and Web Panel
One line install (for the impatient): curl -s -L http://goo.gl/sqKjXF|sudo bash … grab a coffee, it will take about 10 minutes and will automatically reboot the server in the process. Now go through the description below to understand what you Read more…