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  1. Core Server
  2. SERVER-40535

Possibility to get a non-existent key if using ReadConcern level:local when reading signing keys in ReplicaSet

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    Details

    • Type: Bug
    • Status: In Progress
    • Priority: Major - P3
    • Resolution: Unresolved
    • Affects Version/s: 3.6.12, 4.0.8
    • Fix Version/s: 3.6 Required, 4.0 Required, 4.2.0
    • Component/s: Sharding
    • Labels:
      None
    • Operating System:
      ALL
    • Backport Requested:
      v4.0, v3.6
    • Sprint:
      Sharding 2019-05-06, Sharding 2019-06-03
    • Case:

      Description

      There is a possible scenario that admin.system.keys collection gets diverged and hence customer gets a signing key that does not exists which causes errors in query processing.
      The proposed fix is to use ReadConcern level:majority when reading keys

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              Dates

              • Created:
                Updated: