SUNET/puppet-sunet
Apr 2025 – Feb 2026
2 Months active
Languages Used
PuppetERBRuby
Technical Skills
Infrastructure as CodeSystem AdministrationPuppetconfiguration managementinfrastructure as codenetworking
Johannes Jeppsson
PROFILE
Johannes Jeppsson
Contributed to the SUNET/puppet-sunet repository by developing a UDP-enabled Rsyslog server class with optional Graylog forwarding, enhancing centralized log collection and operational insight. Addressed configuration management challenges using Puppet and Ruby, ensuring reliable deployment through dependency stabilization and module renaming for clarity. Improved infrastructure as code practices by validating changes in test environments and aligning automation with existing workflows. Additionally, resolved a critical bug in KVM NAT bridge interface handling, reducing misconfiguration risks in virtual networking. Demonstrated depth in system administration, networking, and infrastructure automation, focusing on maintainability and compatibility across evolving Linux-based environments and Puppet-driven deployments.
Overall Statistics
Feature vs Bugs
50%Features
Repository Contributions
5Total
Bugs
1
Commits
5
Features
1
Lines of code
163
Activity Months2
Your Network
42 peopleShared Repositories
22
Anders OskarsenMember
Fabio BonelliMember
Fredrik ThulinMember
Fredrik ThulinMember
Johan WassbergMember
Micke NordinMember
Kushal DasMember
Lars DelhageMember
Lars DelhageMember
Work History
February 2026
4 Commits • 1 Features
Feb 1, 2026February 2026 focused on delivering a UDP-enabled Rsyslog server class with optional Graylog forwarding, along with naming clarifications and dependency stabilization to improve reliability and maintainability of the log-collection stack. The work lays a solid foundation for scalable centralized logging and faster operational insight.
4 Commits • 1 Features
Feb 1, 2026February 2026 focused on delivering a UDP-enabled Rsyslog server class with optional Graylog forwarding, along with naming clarifications and dependency stabilization to improve reliability and maintainability of the log-collection stack. The work lays a solid foundation for scalable centralized logging and faster operational insight.
February 2026
April 2025
1 Commits
Apr 1, 2025April 2025 monthly work summary focusing on key accomplishments for SUNET/puppet-sunet. Delivered a critical bug fix for KVM NAT bridge interface configuration that stabilizes virtual networking deployments by supporting optional nat_bridge_interface configuration and correcting the script path used by sunet-kvm-modify-forwardmode. The fix reduces misconfiguration risk and aligns NAT rules with expected workflows. The changes were validated against the project’s Puppet workflows and test environments to ensure compatibility with existing deployments.
April 2025
1 Commits
Apr 1, 2025April 2025 monthly work summary focusing on key accomplishments for SUNET/puppet-sunet. Delivered a critical bug fix for KVM NAT bridge interface configuration that stabilizes virtual networking deployments by supporting optional nat_bridge_interface configuration and correcting the script path used by sunet-kvm-modify-forwardmode. The fix reduces misconfiguration risk and aligns NAT rules with expected workflows. The changes were validated against the project’s Puppet workflows and test environments to ensure compatibility with existing deployments.
Activity
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Quality Metrics
Correctness96.0%
Maintainability96.0%
Architecture96.0%
Performance92.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
ERBPuppetRuby
Technical Skills
Infrastructure as CodePuppetSystem Administrationconfiguration managementinfrastructure as codenetworkingsyslogsystem administration
Repositories Contributed To
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