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ames: clean up nack flows after a cork

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This commit is contained in:
yosoyubik 2022-07-08 07:29:04 +02:00
parent ca1b586a46
commit 34a7496720
1 changed files with 26 additions and 1 deletions
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27
pkg/arvo/sys/vane/ames.hoon
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@ -1249,6 +1249,7 @@
:: /ax/peers/[ship]/forward-lane (list lane)
:: /ax/bones/[ship] [snd=(set bone) rcv=(set bone)]
:: /ax/snd-bones/[ship]/[bone] vase
:: /ax/corks (list wire)
::
?. ?=(%x ren) ~
?+ tyl ~
@ -1324,6 +1325,9 @@
=/ res
u.mps
``noun+!>(!>(res))
::
[%corks ~]
``noun+!>(~(tap in corks.ames-state))
==
--
:: |per-event: inner event-handling core
@ -2502,6 +2506,12 @@
=(1 current:(~(got by snd.peer-state) bone))
==
(send-blob | her.channel (attestation-packet [her her-life]:channel))
?: (~(has in corked.peer-state) bone)
:: if the bone was corked the flow doesn't exist anymore
:: TODO: clean up corked bones in the peer state when it's _safe_?
:: (e.g. if this bone is N blocks behind the next one)
::
peer-core
:: maybe resend some timed out packets
::
(run-message-pump bone %wake ~)
@ -2555,7 +2565,7 @@
=. peer-core
?- -.gift
%done (on-pump-done [message-num error]:gift)
%cork on-pump-cork
%cork (on-pump-cork current.message-pump-state)
%send (on-pump-send static-fragment.gift)
%wait (on-pump-wait date.gift)
%rest (on-pump-rest date.gift)
@ -2589,9 +2599,18 @@
:: +on-pump-cork: kill flow on cork sender side
::
++ on-pump-cork
|= =message-num
^+ peer-core
:: clear all packets from this message from the packet pump
::
=. message-pump (run-packet-pump:message-pump %done message-num *@dr)
=/ =wire (make-pump-timer-wire her.channel bone)
=. corks.ames-state (~(del in corks.ames-state) wire)
=/ nack-bone=^bone (mix 0b10 bone)
=? rcv.peer-state (~(has by rcv.peer-state) nack-bone)
:: if the publisher was behind we remove nacks received on that bone
::
(~(del by rcv.peer-state) nack-bone)
=. peer-state
=, peer-state
%_ peer-state
@ -2666,6 +2685,12 @@
:: resetting timer for boons
::
(emit [/ames]~ %pass wire %b %rest next-wake)
=/ nax-bone=^bone (mix 0b10 bone)
=. snd.peer-state
:: unconditionally delete possible naxplanations flows that
:: could have been sent if receivig a cork before upgrade
::
(~(del by snd.peer-state) nax-bone)
=. peer-state
=, peer-state
%_ peer-state