Fabian Keller's Posts

Locating Applications on Cloud Foundry Diego

September 28, 2018

Cloud Foundry deploys application containers on so-called Diego cells. Each Diego cell runs a number of application containers and exposes the applications through random ports on the Diego cell. This blog post shows some very useful debugging and analysis tricks for Diego. First, we determine the Cloud Foundry app belonging to a Diego container and second, we locate the containers for a specific application URL using the cfdot command line utility.

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Taking Open-Source Cloud Foundry to Production

August 30, 2018

Running open-source Cloud Foundry is a challenging task. Compared to vendor-distilled distributions deploying open-source Cloud Foundry requires in-depth knowledge of BOSH and Cloud Foundry itself. This blog post shows solutions to typical operations topics when taking open-source Cloud Foundry to production and gives an overview of what it takes to run the Cloud Foundry core itself.

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Deploying Concourse as BOSH Deployment

May 7, 2018

Concourse is a highly versatile continuous-thing-doer. At mimacom, we use Concourse a lot to automate Cloud Foundry deployments and naturally, when there is Cloud Foundry there is also BOSH as underlying deployment automation. Concourse has different deployment options, of which one is a BOSH deployment. In this blog post we will walk through how to prepare and setup a Concourse BOSH deployment.

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Authenticating Cloud Foundry CLI Tools

March 12, 2018

When administrating Cloud Foundry you spent quite some time on the shell leveraging various different CLI tools. Of course, all the different tools require you to authenticate differently to their backends, leaving you struggling to remember the correct way to authenticate. This blog post summarizes the authentication procedure for the most common CLI tools in the Cloud Foundry ecosystem.

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Using AWS Lambdas to Migrate a Website

January 30, 2018

When migrating to a new website it is very important to keep all the URLs of the old website alive, by permanently redirecting them to an equivalent page on the new version of the website. Doing so helps to retain the achieved search engine ranking of the old website for the new one. We have recently relaunched the mimacom website and were faced with migrating more than 3000 unique URLs of more than 10 different domains. As the new mimacom website is a static website fully hosted on AWS, we were looking for a solution for implementing the redirects with AWS offerings.

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