Rucio Meeting

Thursday 2 May 2024, 15:00 → 16:00 Europe/Zurich

Dimitrios Christidis (CERN)

1 News

• May release schedule
  • 34.3.0 May-06
  • 1.29.18 LTS May-06 (Possibly extended until Jun-03)
  • 32.8.2 LTS May-13 (Possibly extended until Jun-10)
  • 34.? May-21
  • 34.? Jun-03
• No meeting next week
• Release 35 checkpoint in two weeks

2 Community News & DevOps roundtable

• ATLAS
  • NTR
• CMS
  • Regression for the Web UI Helm charts: https://github.com/rucio/helm-charts/issues/198
    • Mayank will try to provide a fix soon.
  • Q: difference between lost and deleted DIDs
    • Is it worth having a procude to undo the result of a DID being declared a BAD and ending up as LOST?
  • Q: RSE Decommissioner daemon and complex RSE expressions
• Fermilab
  • ICARUS
    • FTS issues resolved; likely some certificate inconsistency
  • DUNE/RUBIN
    • Intermittent HTTP 500 errors
      • Something related to the upload workflow? Maybe the add_replicas call specifically?
      • Unfortunately, the client doesn’t appear to catch this error, leading to dark data.
    • Large DIDs and Evaluator
      • Tries to do everything all at once. Possible area of improvement.
    • Will open issues on GitHub.
• RAL/Multi-VO
  
  • NTR

3 Developers roundtable

Progress-2024-05-02.png

• Rucio 35 "Donkey and the Data Factory" roadmap
  • In Progress
    • Review operations where SSL verification is disabled #6632 [Dimitrios]
    • Finalize SQLAlchemy 1.0 -> 2.0 syntax migration #6640 [Erling]
    • Make a table for all daemon and its functionality #296 [Hugo]
    • overwrite_when_only_on_disk #6581 [Hugo]
    • Prepare replacement of current policy import with policy packages #4798 [James]
    • Re-write and standardization of client command structure #6639 [Maggie]
    • Webui 35 tracker 4/34 [Mayank]
      • Multiple tickets worked in parallel.
    • Type annotate the code #6588 [Riccardo]
  • In Review
    
    • Remove all instances of mutable objects (e.g. empty lists or dictionaries) as default parameter values #5169 [Erling]
      • PR approved and pending merge.
    • JupyterLab version (v3 to v4) update #27 [Francesc, Enrique]
      • Development done. Some work with the container images.
    • Improving docstrings #6628 [Riccardo]
      • Some discussion necessary.

• • Todo
    • Unable to Delete File DID via Undertaker #5154 [Alex]
    • factorize duplicate messaging code into a common module or class #6423 [Alex]
    • SUBSCRIPTIONS_HISTORY integrity error #6292 [Cedric]
    • Make new token support Multi-VO compatible #6406 [Dimitrios]
    • Use OpenID Connect Discovery #6414 [Dimitrios]
    • Allow for token providers other than IAM #6630 [Dimitrios]
    • Make WebDAV protocols on par with GFAL #6633 [Dimitrios]
    • bridge the gap between running rucio in demo env and full production deployment #187 [Enrique, Hugo]
    • Retire RSE limits #6629 [Erling, Dimitrios]
    • Prevent multiple Reaper threads from working on the same replicas #6512 [Hugo]
    • Evaluate all TODO and FIXME comments #6642 [Martin]
    • Testing: Client Only tests #6599 [Mayank, Maggie]
    • Evaluate archive workflows for rules (Using an archive as a source) #6643 [Riccardo]
    • Create and populate common monitoring repository #6641 [Tim]
  • Done
    • Rename internal API layer to gateway #6644 [Erling] 
    • Formatting / style guide #287 [Riccardo, Dimitrios, Maggie]
    • Collect functional RSE attributes into a single file #6624 [Dimitrios, Mira]
  • Delayed
• Documentation corner
  • Documentation and dev guidelines for Mypy type annotations #116 [Mayank, Martin]
  • Document environmental variables affecting the client #171 [Dimitrios]
  • Improve documentation on rucio.cfg vs configuration table #183 [Maggie]
    • Still pending review
  • Add an FAQ-style entry aimed at users for STUCK rules #184 [Fabio]
  • Add instruction about DB partitioning #185 [Martin]
  • bridge the gap between running rucio in demo env and full production deployment #187 [Enrique, Hugo]
  • Introduce documentation on subscriptions #190 [Cedric]
  • Formatting / style guide #287 [Riccardo, Dimitrios, Maggie]
  • Document how deletion occurs. #288 [Anil]
  • Documentation for RSE settings #293 [???]
  • Make a table for all daemon and its functionality #296 [Hugo]
• Other topics
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4 AOB