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From Bluemix to IBM Cloud, from Cloud Foundry to Code Engine

by Henrik Loeser (data_henrik) | Mar 16, 2022 | bluemix, cloudfoundry, fun, github, IBM, ibmcloud, IT, migration

"Bring Your Own Community"About seven years ago, I started to work with, then blog about Bluemix and Cloud Foundry. Not my first, but one of the first posts is titled "Some fun with Bluemix, Cloud Foundry, Python, JSON and the Weather". Reading that article again I...

Rate-limit Kafka event generation with kcat and bash

by Henrik Loeser (data_henrik) | Nov 24, 2021 | big data, data in action, fun, ibmcloud, IT, scripting

Traffic for event streamsRecently, I worked with IBM Cloud Event Streams which is a message bus built with Apache Kafka. I was looking for a simple command-line tool to test my Event Streams instance and to stream access logs into it. That's when I ran into kcat...

On serverless data scraping, cloud object storage, MinIO and rclone

by Henrik Loeser (data_henrik) | Nov 18, 2021 | administration, big data, data in action, fun, IBM, ibmcloud, IT, notebook, Python, tools

Building a data lake the serverless wayThis fall, I started another side project. It involves mobility data and its analysis and visualization. As first step and still ongoing, I am building up a data lake (and maybe integrating it into a data fabric). For that, I...

Serverless Twitter Bot using IBM Cloud

by Henrik Loeser (data_henrik) | Sep 3, 2021 | chatbot, Docker, fun, IBM, ibmcloud, IT, twitter

A Twitterbot at workSome months ago, I discussed cron-like scheduling on IBM Cloud. One of my personal use cases is to send out tweets. In this post, I am going to look into details, into how I implemented a Twitter bot, deployed it to IBM Cloud Code Engine, and how...

Quickly deploy the serverless cloud mailer using Terraform

by Henrik Loeser (data_henrik) | Jun 15, 2021 | automation, fun, ibmcloud, IT, serverless, terraform

In the era of instant messaging we all still receive emails. They are used for status updates, security alerts or just for proposing really great offers. Recently, I blogged about how to have the IBM Cloud Security Advisor send out alerts using your SMTP-based email...

Wireshark with Lua on RHEL / CentOS

by Henrik Loeser (data_henrik) | May 13, 2021 | administration, fun, IT, linux, security

Wireshark with Lua-based dissectorWhat do you do on a rainy public holiday with COVID19 restrictions in place? Finally get Wireshark to work with Lua support to have custom dissectors. Dissectors are useful to turn binary garbage into readable TCP or UDP packet...
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