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Storage API - listen sockets support #218

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@pasis pasis commented Aug 21, 2024

Description

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Subject: what this PR is doing in one line.

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  • Bugfix
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  • Refactoring (no functional changes, no api changes)
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  • Code follows the style de facto guidelines of this project
  • Comments have been inserted in hard to understand places
  • Documentation has been updated (if necessary)
  • Test has been added (if possible)

@pasis pasis added the draft Not to review yet label Aug 21, 2024
@benjarvis
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Thanks for doing this.

FWIW I tried using it and it seems to work pretty well, now that the xlio socket API can be used end to end...

https://www.linkedin.com/posts/ben-jarvis-132b2220_adding-nvidia-xlio-support-200gbe-with-one-activity-7254114887340105728-M3Ak?utm_source=share&utm_medium=member_desktop

in_protocol_t represents several values and doens't have to be 4 bytes
in size. Reducing it to 2 bytes allows to utilize flow_tuple layout more
efficiently.

Signed-off-by: Dmytro Podgornyi <[email protected]>
During guided migration between xlio_poll_groups, between detach and
attach operations the new RX packets arrive to the respective listen
socket due to 3T steering. Drop such packets with TCP RST, so the
packets can be retransmitted eventually and the TCP stream recover.

Signed-off-by: Dmytro Podgornyi <[email protected]>
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