Rucio Meeting

Thursday 11 Jun 2026, 15:00 → 16:00 Europe/Zurich

Martin Barisits (CERN)

15:00 → 15:05 News

• Next minor release
  • June 25 (Off schedule due to vacation)
• 41 “Donkémon”
  • Feature freeze: Jul-06 (3+ weeks from now!)
  • RC1 in the week of Jul-13
  • Final in the week of Jul-20

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

• ATLAS
  • Jumbo rules
    • 400k files
      • Injector can process these, but other rule daemons, can not 
        • repairer?
      • Finisher was struggling as well
      • Raising awareness for this
• CMS
  • Policy package issue: #8584
    • Needs input from Dimitrios
  • RSE Decomissioner ATLAS specific method
    • PR: https://github.com/rucio/rucio/pull/8581
      • @cserf
• Fermilab DUNE / RUBIN / ...
  • Jumbo rules issue (1M+ files) 
    • Can be broken down to individual containers
  • Issue: https://github.com/rucio/rucio/issues/8566
    • Martin will check
  • RUBIN
    • RSEs just used to transfer data there and then forget
      • RSE set for deletion MOCK protocol
        • Reaper will do catalog operations, but not remove the data
• EPIC
  • requests_history and messages_history cleanup
    • Partition should be added to upstream schema, but it isn't there yet
• DaFab
• CERN IT
  • Timeout for list dids * with millions of dids
• DUNE Edinburgh
• INFN Datalake
• MADDEN / ETAP
  • Migrated server to 39 release
    • Still on 38
  • OIDC posix implementation in fuse-posix rucio
    
    • Discussion on token changes (needs to be followed up offline)
  • Event message handling
• CTAO
  • Update to 40.3.0
    • judge-repairer timeout delta
      • Worked flawlessly
    • ActiveMQ discussion with CERN
      • Resolved
• IHEP

15:25 → 15:55 Developers roundtable

• Reflection about ongoing Sprint 4 (Sprint Board)
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• PR review sprint/marathon
  • 38 -> 39
  • Goal is to get to 25 :-)
• Rucio 41 priority followup
  • Todo
    • M: Old WebUI OIDC must not use Host header for authentication flow #8473 [Ben]
    • S: Rucio WebUI authentication cookie without HttpOnly flag #8475 [Ben]
    • L: Create a new API endpoint for the clients to request tokens #6638 [Dimitrios, Reviewer: Martin]
    • M: Implement new token authentication for download #7029 [Dimitrios]
    • XL: Rucio support for full-structure metadata #8011 [Dimitris, Reviewer: Martin]
      • To achieve some of the sub-issues, but not all
    • XS: Rucio Python Client docstrings enhancement (`Configclient`) #513 child of #363 [Dimitris, Maggie]
    • XS: Rucio Python Client docstrings enhancement (`Ruleclient`) #529 child of #363 [Dimitris, Maggie]
    • XS: npm_and_yarn dependabot jobs failing #123 [Francesc]
      • Martin will ping
    • XS: Cannot authenticate to account with given credentials [x509 proxy] #98 [Francesc]
      • Martin will ping
    • L: Token refresh after expiration #73 [Giovanni]
      • Martin will ping
  • In Progress
    • XL: Fixing dependency management #8500 [Ben, Reviewer: Martin]
    • XL: Fix flaky tests #8270 [Ben, Reviewer: Dimitris]
    • XL: Finalise CLI command structure #8349 [Maggie, Reviewer: Dimitrios]
    • XL: Simplify what we run on CI (test suites, OS, Python versions, DB, …) #7965 child of #7667 [Mayank, Reviewer: Ben]
    • XL: Feature Flags Subsystem for Page/View Enablement #752 [Mayank]
    • L: allow wildcard * on a scope level for list_dids #6070 [Max, Reviewer: Mario]
      • Active question, Martin should answer
    • M: Let metadata plugins implement `get_metadata_bulk` #7324 [Max]
      • Depends on Dimitris issue, approved, but not merged
      • Martin will check
  • In Review
    • M: Datasets erased through the Reaper do not produce any messages #8022 [Ben] 
    • XS: Wrong documentation for `dids/scope/name/files` call #8053 [Dimitris]
    • S: Rucio Python Client docstrings enhancement (`Rseclient`) #528 child of #363 [Dimitris, Maggie]
    • S: Rucio Python Client docstrings enhancement (`Accountclient`) #509 child of #363 [Dimitris, Maggie]
    • M: Do not use regex to split did, use scope extraction method #7519 [James]
    • M: Schema values overridden in policy package are not picked up unless at top level #7731 [James]
    • M: rucio upload does not check that the user has permission to add DIDs #6058 [James]
    • S: Remove SRM and GridFTP protocols #8497 [Maggie]
    • M: Replace some "add" and "update" CLI commands with "set" #8547 [Maggie, Reviewer: Dimitrios]
    • M: Generate "Configuration parameters" documentation page automatically, to avoid mismatches between documentation and code #325 [Maggie]
    • M: Change mixed prometheus_client and probe_metric approachs to use PrometheusPusher #129 [Maggie]
    • S: `get_metadata_bulk` ignores `plugin` when `inherit=False` #7323 child of #8011 [Max, Dimitris]
  • Done
    • M: remove auto feature for oidc auth #8318 child of #7310 [Anil]
    • S: Improve Juptyerlab extension operator guide #768 [Giovanni]
    • XL: Test stability on LTS branches #7964 child of #7667 [Karan, Reviewer: Martin]
    • S: Make loaded CLI options configurable #8494 child of #8349 [Maggie]
    • XL: [EPIC] UX improvements (Target 22) #621 [Mayank]
      • Done, but not closed
  • Delayed
    • XL: Convert RSE availabilities from a boolean to an enum #6660 [Ben, Reviewer: Dimitrios]
    • L: Prevent multiple Reaper threads from working on the same replicas #6512 [Hugo, Reviewer: Dimitrios]
    • L: Make scope optional in all API endpoints using scope + name information #8196 [Maggie, Reviewer: Max]
    • XL: Permission Management based on the server side Policy #739 [Mayank]
    • XL: Replace Env Generator Tool and EnvConfigGateway with Zod Schema-Based Env Validation #753 [Mayank]
• Other discussion
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15:55 → 16:00 AOB