Rucio Meeting

Thursday 8 May 2025, 15:00 → 16:00 Europe/Zurich

Mario Lassnig (CERN)

15:00 → 15:05 News

• May release schedule
  
  • May-12 37.?
  • May-19 32.8.6 LTS (possible delayed until Jun-09)
  • May-26 37.?

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

• ATLAS
  • Smooth deployment of 37.2.0
• CMS
  • NTR
• Fermilab DUNE / RUBIN
  • 37.2.0 Fermilab and Rubin deployed
  • DUNE working on WLCG token discovery
• EPIC / EIC
  • Also looking into token discovery
    • https://github.com/rucio/rucio/pull/7697
  • Free space of multi-hop intermediaries not taken into account
    • Followup discussion that was started with Radu about this topic
    • Will start a ticket, CMS will join in
    • https://github.com/rucio/rucio/issues/7710
• DaFab
  • Refactoring metadata system
• CERN IT
  • NTR
• IHEP
  • Still working on upgrading, nothing to report otherwise
• HEPCCE
  • Transfers working fine, still working on deletion
  • Will followup via Mattermost
• ESCAPE
  • NTR

15:25 → 15:35 SIG Tokens monthly update

Speaker: Dimitrios Christidis (CERN)

• The FTS team presented their proposal for tape operations with tokens:
  • Refer to this talk at the WLCG/HSF Workshop.
  • A minimal deviation from what is already implemented in Rucio for third-party-copy transfers.

15:35 → 15:55 Developers roundtable

• Reflection about ongoing Sprint 2 (Sprint Board) [Riccardo]
  • Review & merging backlog -> have more people merge?
    • Going well, two items left, please review
• Priority Followup for Rucio 38 "Donkirk" major release
  • Todo
    • factorize duplicate messaging code into a common module or class #6423 [Alex]
    • Developer Guidelines for Reviews, Testing Requirements #538 [Martin]
    • Add the possibility to archive metadata for deleted DIDs #5484 [Rob, Cedric]
    • Create a new API endpoint for the clients to request tokens #6638 [Dimitrios]
    • Implement new token authentication for download #7029 [Dimitrios]
    • Make 0 the top protocol priority #6312 [Dimitrios]
    • Improve handling of errors in Rucio REST API calls #39 [Enrique]
    • More useful client docstrings and CLI help messages #363 [Dimitris]
      • Would be good to make the Python Client documentation more structured?
      • Preparing the conversion to numpy style, docstrings in the works
      • Maggie has already prepared the conversion, small changes still to do
    • cx_oracle -> python-oracledb dependency upgrade #6467 [Dimitris]
      • not started yet
    • Re-Factor test infrastructure #7667 [Dimitris, Mayank, Riccardo]
      • weekly meeting to discuss - sprint long item
    • Prevent multiple Reaper threads from working on the same replicas #6512 [Hugo]
    • EPIC: Handle DID schemas with / #548 [Mayank]
      • Prioritise for CMS
    • EPIC: Migration to NX Monorepo #549 [Mayank]
    • Add link to FTS transfers for rules #517 [Mayank]
      • Prioritise for CMS
    • EPIC: UX Improvements #547 [Mayank]
    • Fix static code analysis behaviour for functions decorated with @transactional_session, @read_session and @stream_session #6986 [Riccardo]
    • Run rucio/rucio integ tests for PRs in rucio/containers #310 [Riccardo]
    • Rucio dependencies in test environments should be installed the same way they are installed when Rucio is installed as a package #344 [Riccardo]
    • Merge rucio/rucio/etc/docker/ and rucio/containers/dev #7532 [Riccardo]
    • Plugins and policy packages: using plugin entry points for discovery? #7572 [Riccardo]
    • Improve TEMP_UNAVAILABLE replica handling #7666 [Riccardo]
    • Add docs for daemon arguments #499 [Maggie]
    • race in token creation when running multiple clients on same host #7185 [Maggie]
    • Metrics API endpoint: include UNKNOWN sources #6565 [Maggie]
  • In Progress
    • Update test/test_bin_rucio to use fixtures where applicable #7641 [Maggie] 
    • New CLI: Release 38 Bugs/Improvements #7658 [Maggie]
    • Integrate OIDC endpoints for Authorization Code Grant Type #507 [Mayank]
  • In Review
    • Record rule error for STUCK rule if rse_expression excludes lock_rse in the meanwhile #7538 [Riccardo]
    • Rework OIDC user authentication #7310 [Anil]
    • Dependencies: deprecate setup.py and move to pyproject.toml #6971 [Riccardo]
    • Traces : No gateway for traces #7256 [Maggie]
  • Done
    • Policy Package FAQ & emphasis on important details #494 [Riccardo]
  • Delayed
• Miscellaneous
  • •  

15:55 → 16:00 AOB