
Over eight months, Michael Selmeci engineered robust build and packaging improvements for the PelicanPlatform/pelican repository, focusing on deployment reliability and cross-environment consistency. He enhanced Docker image reproducibility and RPM packaging by refining dependency management, pinning versions, and aligning builds with official release streams. Using Shell scripting, Docker, and YAML, Michael addressed issues such as misconfiguration risk, runtime errors, and installation failures across diverse Linux distributions. His work included automating plugin lifecycle handling, modernizing base images, and enforcing explicit package dependencies. These contributions demonstrated a deep understanding of DevOps practices and system administration, resulting in more stable, maintainable deployments.
February 2026 monthly summary for PelicanPlatform/pelican: Delivered RPM dependency update for pelican-server to require xrdhttp-pelican >= 0.0.10, improving runtime readiness and deployment reliability in RPM-based environments. Debian dependencies remain unchanged due to unavailability of Debs. This work reduces startup failures caused by missing components and improves reproducibility across deployments. Commit 61bed0b5dda9c8f5c9283466dcc49c6bef7c700f documents the change.
February 2026 monthly summary for PelicanPlatform/pelican: Delivered RPM dependency update for pelican-server to require xrdhttp-pelican >= 0.0.10, improving runtime readiness and deployment reliability in RPM-based environments. Debian dependencies remain unchanged due to unavailability of Debs. This work reduces startup failures caused by missing components and improves reproducibility across deployments. Commit 61bed0b5dda9c8f5c9283466dcc49c6bef7c700f documents the change.
December 2025: PelicanPlatform/pelican delivered stabilization for Xrdhttp-pelican in XRootD 5.9 image builds. Pinning xrdhttp-pelican to a specific minor version aligned with the locked XRootD version, adding Koji-based installation support for non-source builds, and upgrading to xrdhttp-pelican 0.0.8 to ensure 5.9 compatibility. These changes improve image build reliability, reduce upgrade risk, and improve performance in deployed environments.
December 2025: PelicanPlatform/pelican delivered stabilization for Xrdhttp-pelican in XRootD 5.9 image builds. Pinning xrdhttp-pelican to a specific minor version aligned with the locked XRootD version, adding Koji-based installation support for non-source builds, and upgrading to xrdhttp-pelican 0.0.8 to ensure 5.9 compatibility. These changes improve image build reliability, reduce upgrade risk, and improve performance in deployed environments.
September 2025 monthly summary for PelicanPlatform/pelican: Delivered three focused changes spanning federation discovery reliability, automatic plugin lifecycle handling, and base-image modernization. The work reduced misconfiguration risk, accelerated plugin deployment feedback, and updated core dependencies to improve stability and security across the Pelican platform.
September 2025 monthly summary for PelicanPlatform/pelican: Delivered three focused changes spanning federation discovery reliability, automatic plugin lifecycle handling, and base-image modernization. The work reduced misconfiguration risk, accelerated plugin deployment feedback, and updated core dependencies to improve stability and security across the Pelican platform.
August 2025 monthly summary for PelicanPlatform/pelican. Focused on stabilizing deployment pipelines by upgrading a core dependency and updating environment scripts to reflect the latest stable release.
August 2025 monthly summary for PelicanPlatform/pelican. Focused on stabilizing deployment pipelines by upgrading a core dependency and updating environment scripts to reflect the latest stable release.
PelicanPlatform/pelican — 2025-07 monthly summary Key deliveries focused on Docker image usability, build reproducibility, and server execution consistency. Key features delivered: - Pelican Docker image enhancements: added a default Pelican configuration and pinned xrootd to 1.3 to improve usability and reproducibility. Commits: 7f233f346ff58e73e47a3c69600bbf82450240ee; 1d7d7c7782d2d1d923fd50d3127f02d86b2106c7. Major bugs fixed: - OSDF systemd service fix to pelican-server: updated director and registry systemd commands to use pelican-server everywhere to fix issue #2464 and ensure consistent server execution. Commit: 3dfb429f2eec7bbeec53fefbc17570b24e49e233. Overall impact and accomplishments: - Improved usability and build reproducibility through a standardized Docker image. - Ensured consistent server execution across deployments, reducing runtime errors and operational toil. - Accelerated onboarding for new environments due to standardized configuration and pins. Technologies/skills demonstrated: - Docker image customization and configuration management - Systemd service updates and process lifecycle consistency - Release pinning (xrootd) and configuration provisioning - OSDF/pelican-server integration and deployment discipline
PelicanPlatform/pelican — 2025-07 monthly summary Key deliveries focused on Docker image usability, build reproducibility, and server execution consistency. Key features delivered: - Pelican Docker image enhancements: added a default Pelican configuration and pinned xrootd to 1.3 to improve usability and reproducibility. Commits: 7f233f346ff58e73e47a3c69600bbf82450240ee; 1d7d7c7782d2d1d923fd50d3127f02d86b2106c7. Major bugs fixed: - OSDF systemd service fix to pelican-server: updated director and registry systemd commands to use pelican-server everywhere to fix issue #2464 and ensure consistent server execution. Commit: 3dfb429f2eec7bbeec53fefbc17570b24e49e233. Overall impact and accomplishments: - Improved usability and build reproducibility through a standardized Docker image. - Ensured consistent server execution across deployments, reducing runtime errors and operational toil. - Accelerated onboarding for new environments due to standardized configuration and pins. Technologies/skills demonstrated: - Docker image customization and configuration management - Systemd service updates and process lifecycle consistency - Release pinning (xrootd) and configuration provisioning - OSDF/pelican-server integration and deployment discipline
June 2025: Delivered a critical packaging improvement for PelicanPlatform/pelican by upgrading native package dependencies to enforce a minimum xrootd-server version of 5.8.2. This ensures compatibility with newer xrootd releases and enables associated features/bug fixes, while updating packaging metadata for .deb and .rpm across native distributions.
June 2025: Delivered a critical packaging improvement for PelicanPlatform/pelican by upgrading native package dependencies to enforce a minimum xrootd-server version of 5.8.2. This ensures compatibility with newer xrootd releases and enables associated features/bug fixes, while updating packaging metadata for .deb and .rpm across native distributions.
May 2025 monthly summary for PelicanPlatform/pelican focused on improving RPM packaging reliability and cross-distro install stability. Implemented explicit binary dependencies for critical system utilities to prevent installation failures on diverse Linux environments and to support predictable deployments.
May 2025 monthly summary for PelicanPlatform/pelican focused on improving RPM packaging reliability and cross-distro install stability. Implemented explicit binary dependencies for critical system utilities to prevent installation failures on diverse Linux environments and to support predictable deployments.
In March 2025, hardened the Pelican platform build process by correcting the XROOTD release selection in the Dockerfile to ensure the correct Koji-based xrootd release is installed, aligning Docker builds with the official release stream and reducing drift across environments.
In March 2025, hardened the Pelican platform build process by correcting the XROOTD release selection in the Dockerfile to ensure the correct Koji-based xrootd release is installed, aligning Docker builds with the official release stream and reducing drift across environments.

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