Rucio Meeting

Thursday 8 Jan 2026, 15:00 → 16:00 Europe/Zurich

Martin Barisits (CERN)

15:00 → 15:05 News

• Happy new year everyone!
• Welcome back Ben to Rucio!
• January release schedule
  • Jan-12 39.1.0
  • Jan-12 38.6.0 (Will be delayed if release is empty)
  • Jan-26 39.2.0
• Uploaded all recordings for Rucio Community Workshop

15:05 → 15:25 Community News & DevOps roundtable

• ATLAS
  • Very calm!
  • OIDC WebUI 39
    • Need to add OIDC identities to ATLAS Rucio database
• CMS
  • Integration -> 39.0
    • Setting priorities to None
      • Depends on what mechanism is being used to create/update protocols
      • Could set protocols to None already before 39 clients
• Fermilab DUNE/RUBIN/..
  • Certificates from Incommon
    • Will not issue client certificates anymore -> might force a move to tokens
    • https://knowledge.digicert.com/alerts/sunsetting-client-authentication-eku-from-digicert-public-tls-certificates
• DUNE
  • Token auth between Rucio server <-> fts <-> webdav with CiLogon Tokens
    • Worked
• DaFab
• PIC
• ESCAPE
  • Jan-14 Jupyter extension from Rucio will be officially be put into production for SWAN (@CERN)
  • Rucio instance for EOSC
    • Is it worth to look into MultiVO?
• INFN Datalake
• RI-SCALE
  • Integration RI-SCALE Rucio instance with EGICheckin works
• MADDEN
  • Update Rucio to 38 LTS version
    • Policy package changes
      • https://github.com/rucio/policy-package-template
      • https://github.com/rucio/rucio/releases/tag/38.0.0
  • 35 -> 38
    • https://github.com/rucio/rucio/releases/tag/36.0.0
    • https://github.com/rucio/rucio/releases/tag/37.0.0
    • https://github.com/rucio/rucio/releases/tag/38.0.0
  • Rucio CVMFS Plugin work
    • Add PR for RSE creation in documentation
  • PR for Multi-RI client needs merging #8160
• CTAO
• IHEP

15:25 → 15:55 Developers roundtable

• Reflection about ongoing Sprint 1 (Sprint Board) [Karan]
  • SprintBot did not trigger, Martin updated
• Rucio 40 roadmap
  • • Please size estimate all the priority issues!
• PR backlog
  • Enormous backlog on PR (reviews)
  • Will need some dedicated action over the next weeks to tackle this
  • We will also need some more fundamental changes in our processes how to streamline the merging
• Rucio 40 priority followup
  • Todo
    • Create a new API endpoint for the clients to request tokens #6638 [Dimitrios]
    • Implement new token authentication for download #7029[Dimitrios]
    • More useful client docstrings and CLI help messages (Target: 15/25) #363 [Dimitris]
    • Consider migrating from Jobber to Cloudprober #152 [Eric]
    • DIDs not being shown correctly in the extension after a successful download #95 [Giovanni]
    • Make available + Add to Notebook features failing #83[Giovanni]
    • Token refresh after expiration #73 [Giovanni]
    • Prevent multiple Reaper threads from working on the same replicas #6512 [Hugo]
    • Do not use regex to split did, use scope extraction method #7519 [James]
    • Test stability on LTS branches #7964 child of #7667 [Karan]
    • Generate "Configuration parameters" documentation page automatically, to avoid mismatches between documentation and code #325 [Maggie]
    • Change mixed prometheus_client and probe_metric approachs to use PrometheusPusher #129 [Maggie]
    • Move implimentation of CLI to new CLI structure #8295[Maggie]
    • Rucio silently skips importing configured policy package in case of errors #7962 [Max, James]
    • Simplify what we run on CI (test suites, OS, Python versions, DB, …) #7965 child of #7667 [Mayank, Karan]
    • [ EPIC ] : Mutation Operations and Role Based Access to pages/features (Target 5) #622 [Mayank]
    • [EPIC] UX improvements (Target 22) #621 [Mayank]
  • In Progress
    • Consider using Python venvs in containers to avoid conflicts with system-installed packages #458 [Ben]
    • Stop auto-forwarding of old-style CLI commands #8294[Maggie]
  • In Review
    • Add startup self-check mechanism to block Rucio services when critical diagnostics fail #8197 child of #8011 [Dimitris]
    • Ensure PostgreSQL ENUM types created during Alembic migrations honor the configured schema #8145 child of #7737[Dimitris]
    • Wrong documentation for dids/scope/name/files call #8053[Dimitris]
    • Testing: Make tools/run_tests.sh idempotent #7737 child of #7667 [Dimitris]
    • No way to check or change ownership of a scope using Rucio client #7830 [Maggie]
  • Done
    • Listing containers with more than 10k entries breaks the kernel #102 [Giovanni]
  • Delayed
• Other discussion
  •  

15:55 → 16:00 AOB