In this article I will show how to accomplish dependency injection of fields in tests that inherit from the Mule class FunctionalTestCase; both of dependencies to Spring beans and of values from property files. Background On an earlier occasion, I have attempted to use the standard @RunWith(SpringJUnit4ClassRunner.class) annotation in order to be able to have Spring… Read More »
Based on my article on JMX Monitoring with the ELK Stack and the article on creating a Docker image with Elastalert, I will now combine these and add the missing part, alerting, to the monitoring and alerting stack I have worked my way towards. Preparations The different configuration files used in this article’s example available… Read More »
In this article I will give an example on how to maintain time in a Docker container. The time may be the correct local time or the accurate time of another timezone. Reasons for doing this may be: The container is run on a host which does not maintain correct time information and you cannot… Read More »
In this article I will show how I created a Docker image for Elastalert and create an automated build for the image on Docker Hub. Among other things, I will show how to wait on other services that a service running in a Docker container depends on. Introduction For those who are not familiar with Elastalert… Read More »
The other day I ran out of diskspace in a server on which I ran a Mule 3.7 instance. After some searching I found some quite large files in the $MULE-HOME/bin directory which turned out to be heap-dump files. The cause for this turned out to be an additional wrapper parameter that is present in… Read More »
This article will show how to monitor a Java Virtual Machine (JVM) running in a Docker container using JMX and the ELK stack, consisting of Elasticsearch, Logstash and Kibana, running in another Docker container. In addition there will be a simple example on how to use Docker Compose. In the example I will run an… Read More »
“Introduction”, eh? Doesn’t sound too exciting. For some reason I signed up anyway and I must admit that my preconceptions was all wrong. Well, “Introduction to Ableton Live” is a course suitable for people that have never used Ableton Live before, but despite already having had some experience with Live, I did learn quite a… Read More »
In this article I will create a Docker image that contains the Elasticsearch, Logstash and Kibana – more commonly known as the ELK stack. This Docker image will be based on the Docker image with Java 8 on Ubuntu that I created in an earlier article. I am aware of there being Docker images containing… Read More »
Dear diary, Sometimes a man has to do things he does not want to do, such as pulling teeth, taking medicine, paying taxes or running the Mule ESB Community Edition under Windows. Nothing wrong with the Mule ESB Community Edition, on the contrary – it is an nice ESB with a competitive price-tag! The problem… Read More »
This short article shows how to create a Docker image with Ubuntu 15.04 and that has Java 7 or 8 installed. It will act as a base for some future articles that I have planned to write. Yes, I am aware that there are several Docker images with Java 8 on Docker Hub. Prerequisites When… Read More »