[OpenSIPS-Devel] [OpenSIPS/opensips] 391e44: [mi_datagram] turn the RX sockets to non-blocking

[Bogdan Andrei IANCU]

  Branch: refs/heads/3.5
  Home:   https://github.com/OpenSIPS/opensips
  Commit: 391e4472d1cab1f835456542327ff104c43c69c2
      https://github.com/OpenSIPS/opensips/commit/391e4472d1cab1f835456542327ff104c43c69c2
  Author: Bogdan-Andrei Iancu <bogdan at opensips.org>
  Date:   2025-12-16 (Tue, 16 Dec 2025)

  Changed paths:
    M modules/mi_datagram/datagram_fnc.c

  Log Message:
  -----------
  [mi_datagram] turn the RX sockets to non-blocking

As we have multiple procs reading from the same datagram sockets, we may end up with a mixing between the procs woken up by OS and the procs doing the reading. So some procs (even if were woken up) may have nothing to read.
To be resilient, better do non-blocking reading and igonre the EAGAIN or EWOULDBLOCK.

(cherry picked from commit 12e705e296470872899e848f030058e8bc052d11)



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