Make MigrationSourceManager send _recvChunkStart to recipient shard as a retryable write

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    • Type: Task
    • Resolution: Fixed
    • Priority: Major - P3
    • 4.3.4
    • Affects Version/s: None
    • Component/s: Sharding
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    • Fully Compatible
    • Sharding 2020-01-27, Sharding 2020-02-10
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    • 3
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      The MigrationSourceManager should send _recvChunkStart with an lsid and txnNumber.

      _recvChunkStart should be added to the list of commands that can be sent with lsid and txnNumber.

      _recvChunkStart should write the pending rangeDeletion entry using the retryable writes machinery. It can check out the session and call TransactionParticipant::beginOrContinue from inside the command body, similar to what the coordinateCommitTransaction command does.

       

      This ticket should also make the recipient shard expect _recvChunkStart to be sent as a retryable write if the recipient is in FCV 4.4.

              Assignee:
              Alexander Taskov (Inactive)
              Reporter:
              Esha Maharishi (Inactive)
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                Created:
                Updated:
                Resolved: