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kafka testing integration testing docker docker-compose developer-productivity

Kafka Consumer Testing with Burrow - Part 1

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In this post we will cover how to build a common docker image that we will then use to run both Kafka and Zookeeper in a local docker-compose cluster.…

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selenium docker Production Engineering python extensions chrome

Adventures with Dockerised Headed Chrome, Extensions and Selenium-python

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The Customer Interaction Platform team here at OVO wanted to automated some manual post-release checks as part of their CI release stage. This post details some of the challenges of automating that process. These checks were generally executed manually by the…

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docker sbt technology

Reduce docker images size with Alpine Linux

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In Boost we develop most of our backend services using sbt, Scala, deployed as docker containers on kubernetes. The following is something we found out while creating a new service. Openjdk docker images: 8-jre vs 8-jre-alpine So your code finally seems to w…

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docker security

Catching security vulnerabilities in the build pipeline

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At OVO Energy we take cyber-security very seriously. We are keen to ensure that all of our services and infrastructure are set up to be as resistant as possible to attack. One area we’ve recently decided to improve in is the area of security for Docker conta…

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aws docker

Migrating to Elastic Beanstalk and Docker

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Some time ago we migrated all our services to AWS. This had many benefits, but we were still using the same deployment processes as before. As the number of services grew and our deployment process became more expensive, we decided to explore other options pro…