PROJECTS — WHAT GROWS AND RUNS
Projects, labs and experiments
From long-running systems to proof-of-concepts. Every project is context for related knowledge — whatever gets solved along the way ends up in the knowledge base.
SELinux development in an enterprise distribution archived work Working on SELinux in an enterprise Linux distribution: policies, their bugs and passing the knowledge on to colleagues. Security certification against DISA STIG archived work Preparing a minimal enterprise distribution for DISA STIG certification: architecture, test adaptation, mitigations and judging which rules apply to the system at all. Infrastructure as Code with Ansible archived work Idempotent infrastructure deployment with Ansible – system and applications, roles driven by host groups, and contributions to an OpenStack deployment. Cloud platform test automation archived work A framework for automated testing of OpenStack cloud platform updates, storage integration and CI/CD – including a period leading the test team. A model railway controlled from Kubernetes archived personal A model railway fully controlled and monitored from a small Intel NUC computer via Arduino, with the applications running in a Kubernetes cluster. Read-only Raspberry Pi for daily menu displays archived work Daily menu displays in canteens across the country: a Raspberry Pi that survives being unplugged and deploys without anyone touching it on site. Political party websites in Jekyll archived public Running and developing several static websites of a political party in Jekyll, including a signpost site for regional elections. Update testing across architectures archived work Verifying fixes of an enterprise Linux distribution before release – on x86, IBM Z and PowerPC, with a focus on virtualization. Infrastructure migration archived public Moving an organization’s services off a probably compromised server onto a newly designed infrastructure, running it long term and leading a technical team of volunteers. XEN virtualization infrastructure archived work Consolidating several servers onto the XEN XCP virtualization platform with high availability, shared storage and backups – including migration of running services. AIX and Linux administration archived work Installation, upgrades, configuration and support of AIX and Linux systems on IBM Power – logical partitions, SAN, backups and high availability. Network administration for companies and the public sector archived work End-to-end administration of networks and servers for private companies and the public sector – from network devices to mail, VPN and storage. Infrastructure monitoring archived work Watching load and availability of servers and networks – from SNMP and an information system for monitoring and helpdesk to Cacti on top of a virtualization infrastructure.