Livin' the technology life.
I was at the London DevOps Meetup last night, graciously hosted by Facebook at their London HQ. We had three chats – one about how Facebook ensures it’s running, one about Facebook’s data centres, and one from Google about how …
I previously posted about how you can use Jenkins in a Docker container, and then use Jenkins Swarm to create build agents automatically? There was an issue with the build agent which caused Maven to download dependencies from localhost. You’d …
I remember being at a DoxLon meetup back in the days of Docker 1.0, and one of the presenters said that they’d found Jenkins leaked resources so was unsuitable for containerization. Happy news – there’s an official Jenkins image.
The final part of my tutorials about Kubernetes on Google Cloud is about spinning up your own Docker‘d n-tier app. Part 1 is here, and part 2 is here, and this post builds on them.
Following on from my previous post which stood up an etcd cluster, here’s how to add Kubernetes nodes which you can schedule Docker containers upon.
Quick into to Docker’s automagic container linking. If you’re running on a single host and need containers to talk to each other, then this is worth a look.
If you’re upgrading from Docker v1 on a Mac, there’s now a formal Docker installer. But if you’ve previously used Brew like me, I would ensure you do:- boot2docker stop boot2docker delete brew unlink docker brew unlink boot2docker boot2docker stop …
Given Docker is now 1.0, and I was using 0.11 (which has a vulnerability which allows programs to break out from their Docker container), it’s time to upgrade my version running on MacOS. To upgrade the virtual machine:- boot2docker stop …
Slight improvement to the previous post about building using a Docker container. I’ve split it into two parts. The first part simply creates an image with OpenJDK 1.7, Maven 3.1.1, Git, tar, unzip and vim. The second part downloads the …
Here’s a quick-ish way to create a Docker container which downloads and compiles the SimpleDropWizardEcho service I wrote for testing. But why would you do this? As discussed in my previous post, this creates a clean environment with no state …