Rucio Meeting

Thursday 25 Sept 2025, 15:00 → 16:00 Europe/Zurich

Martin Barisits (CERN)

1 News

• October meeting schedule
  • Oct 2
  • Oct 9
  • Oct 16
  • Oct 23
  • Oct 30

2 Community News & DevOps roundtable

• ATLAS
• CMS
  • 38.2.0 as well
  • Old WebUI not working correctly due to / in CMS names
    • Flux setup fixed it
• Fermilab DUNE / RUBIN / ...
  • Working on session pools
    • Checking the usage of sessions in daemons / server
    • Then checking `pgbouncer`
  • Code review on rucio upload usage
    • Identified some unnecessary calls
  • DB Issues on very large containers
    • `conveyor-finisher` causing contention for updating rule locks
    • Activities need to be configured in policy package
• ESCAPE
  • Some upload issue due to policy package in ESCAPE
    
    • Being upgraded
• PIC
• CERN IT
• RI-SCALE
  
  • Setting up Rucio test deployment (with CERN IT)
  • Waiting for test IdP deployments
• MADDEN
• IHEP

3 Introduction of Conventional Commits

Speaker: Karan Singh (Jaypee Institute of Information Technology (IN))

25_09_2025_Conventional_Commit_Rucio.pdf

4 Developers roundtable

• Reflection about ongoing Sprint 2 (Sprint Board) [Luis]
• Priority Followup for Rucio 39 "Grand Theft Donkey"
  • 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 #363[Dimitris]
    • DIDs not being shown correctly in the extension after a successful download #95 [Enrique]
    • Make available + Add to Notebook features failing #83 [Enrique]
    • Migrate probes to use SQLAlchemy #165 [Eric]
    • Incorrect RSE shown in FTS Opensearch #7035 [Hugo]
    • Do not use regex to split did, use scope extraction method #7519[James]
    • Test stability on LTS branches #7964 [Karan]
    • Simplify what we run on CI (test suites, OS, Python versions, DB, …) #7965 [Karan]
    • No way to check or change ownership of a scope using Rucio client #7830 [Maggie]
    • Document common.constant.RSEAttr #551 [Maggie]
    • API: rendering Enums in docstrings #587 [Maggie]
    • Validate account type at account creation #6957 [Maggie]
    • Unused request gateway functions #7625 [Maggie]
    • Adding a matching pattern for DIDs in list-rules command #7121[Maggie]
    • Change mixed prometheus_client and probe_metric approachs to use PrometheusPusher #129 [Maggie]
    • Developer Guidelines for Reviews, Testing Requirements #538[Martin]
    • Integrate OIDC endpoints for Authorization Code Grant Type #507 [Mayank]
    • [ EPIC: Release 39 ] : Mutation Operations and Role Based Access to pages/features #622 [Mayank]
    • Fix static code analysis behaviour for functions decorated with @transactional_session, @read_session and @stream_session #6986 [Riccardo]
    • session parameter in *_session decorated functions is required, but effectively treated as optional #6989 [Riccardo]
    • Rucio dependencies in test environments should be installed the same way they are installed when Rucio is installed as a package #344 [Riccardo]
  • In Progress
    • Rework OIDC user authentication #7310 [Dimitrios, James, Anil]
    • Rucio support for full-structure metadata #8011 [Dimitris]
    • Token refresh after expiration #73 [Giovanni]
    • [EPIC: Release 39] UX improvements #621 [Mayank]
  • In Review
    • Make 0 the top protocol priority #6312 [Dimitrios]
    • Prevent multiple Reaper threads from working on the same replicas #6512 [Hugo]
    • Confusing log message ‘Policy algorithm module XXX could not be loaded’ #7941 [James]
    • Enforce Conventional Commits in CI #7945 [Karan]
    • Add docs for daemon arguments #499 [Maggie]
    • Rich CLI cannot display RSE information for some RSEs #7693[Maggie]
    • Generate "Configuration parameters" documentation page automatically, to avoid mismatches between documentation and code #325 [Maggie]
    • Dependencies: deprecate setup.py and move to pyproject.toml#6971 [Riccardo]
  • Done
    • use literal to store allowed algorithm names for type hints and validation #7858 [James]
    • Add tests for default policy algorithm fallbacks #7881 [James]
    • Unused config gateway functions #7624 [Maggie]
  • Delayed
• General roundtable
  • PR Templates
    • Comments on Issue #7944 (PR Templates)
  • PR importlinter
    • https://github.com/rucio/rucio/pull/8055 Feedback needed

5 AOB