Ansible is a great tool to automate the repetitive tasks on your servers. The target nodes will often be Linux but can also be Windows. The management server must be run on Linux.
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Let’s Encrypt
Now there is no excuse anymore not to use https for your website. At https://letsencrypt.org/ you can get a certificate for free. The certificate is only valid for 3 months but it is easy to automate the renewal using the ACME-protocol. For instance with https://certbot.eff.org/. You can test the result at: https://www.ssllabs.com/ssltest/
Add a Linux host to Active Directory with LDAP and Kerberos
In this post I describe how you can add a CentOS 7 host to a Windows Active Directory domain. Happy experimenting.
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Jython scripting for JBoss EAP with Eclipse and PyDev
One of the nice features of RedHat JBoss Enterprise Application Platform is that you can script deployments and configurations using Jython. In this case we are using the Eclipse IDE together with the PyDev plugin for our development environment.Continue Reading
How to bypass the SSL security check in Jython
In the past to bypass the SSL security check in Jython I have used the example published at jython.xhaus.com. Unfortunately this doesn’t work anymore with Java 8 and Jython 2.7.0. Luckily I found a solution for Java at log.rowanto.com. Now I only had to transform this into a solution for Jython. This can be seen below. Continue Reading
The Shimano 105 5800 front derailleur
Adjusting the Shimano 105 5800 front derailleur can be a bit difficult. Especially for the low adjustment with the front derailleur on the smallest chainring and the rear derailleur on the biggest cog. Continue Reading
Run your website using Docker
It is relatively easy to run your website with Docker. In this case we are using the nginx webserver with Docker on Amazon AWS.Continue Reading