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Automation
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A monitoring solution with Docker
Docker Compose is a great way to set up small test environments locally or remotely. It allows to…
Jenkins to manage a libvirt infrastructure with Terraform
Jenkins is an open source automation server which provides hundreds of plugins to build, deploy and automate projects.…
Use multiple Azure subscriptions in Terraform modules
Due to billing or organizational structures, certain parts of the infrastructure could be divided over several Azure subscriptions.…
A Prometheus Exporter framework written in Perl
I released a small project I wrote a while ago, to create quick Prometheus exporters in Perl for…
Managing LDAP passwords with Perl
OpenLDAP Software is an open source implementation of the Lightweight Directory Access Protocol. Many graphical interfaces are available…
Deploy a PostgreSQL database with an initial schema using Ansible
Ansible is a great automation tool to manage operating systems, but also to manage database like PostgreSQL. Many…
Using Ansible to finalize Hashicorp Packer images
Ansible provides a more flexible way to fine-tune Hashicorp Packer images compared to cloud-init. Playbooks can be executed…
Import configuration from Hiera or a Git repository with YAML files into Terraform
De-duplication of configuration information is key when managing large environments which use different types of automation (Terraform, Jenkins,…
Terraform and libvirt nodes
Libvirt (libvirtd) nodes (based on KVM and Qemu) are a great and cheap (read: free) alternative of deploying…
Terraform: Create a map of subnet IDs in Azure
The subnets accessor in the azurerm_virtual_network Terraform data source returns a list of subnet names only. In most…