Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE in 0-RTT (#3440)
ianswett <notifications@github.com> Thu, 06 February 2020 17:12 UTC
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Subject: Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE in 0-RTT (#3440)
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ianswett approved this pull request. > -least one of them is processable by the client. Similarly, a peer might be -unable to read 1-RTT packets, so an endpoint SHOULD send CONNECTION_CLOSE in -Handshake and 1-RTT packets prior to confirming the handshake. These packets -can be coalesced into a single UDP datagram; see {{packet-coalesce}}. +* A client will always know whether the server has Handshake keys (see + {{discard-initial}}), but it is possible that a server does not know whether + the client has Handshake keys. Under these circumstances, a server SHOULD + send a CONNECTION_CLOSE frame in both Handshake and Initial packets to ensure + that at least one of them is processable by the client. + +* A client that sends CONNECTION_CLOSE in a 0-RTT packet cannot be assured of + the server has accepted 0-RTT and so sending a CONNECTION_CLOSE frame of type + 0x1c in an Initial packet makes it more likely that the server can receive + the close signal, even if the application error code might not be received. + +* A peer might be unable to read 1-RTT packets, so an endpoint SHOULD send Suggestion to reorder this sentence: "Prior to confirming the handshake, a peer might be unable to process 1-RTT packets, so an endpoint SHOULD send CONNECTION_CLOSE in Handshake and 1-RTT packets." > +* A client will always know whether the server has Handshake keys (see + {{discard-initial}}), but it is possible that a server does not know whether + the client has Handshake keys. Under these circumstances, a server SHOULD + send a CONNECTION_CLOSE frame in both Handshake and Initial packets to ensure + that at least one of them is processable by the client. + +* A client that sends CONNECTION_CLOSE in a 0-RTT packet cannot be assured of + the server has accepted 0-RTT and so sending a CONNECTION_CLOSE frame of type + 0x1c in an Initial packet makes it more likely that the server can receive + the close signal, even if the application error code might not be received. + +* A peer might be unable to read 1-RTT packets, so an endpoint SHOULD send + CONNECTION_CLOSE in Handshake and 1-RTT packets prior to confirming the + handshake. + +CONNECTION_CLOSE frames that are sent in multiple packets can be coalesced into ```suggestion CONNECTION_CLOSE frames sent in multiple packets can be coalesced into ``` -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/quicwg/base-drafts/pull/3440#pullrequestreview-354623198
- [quicwg/base-drafts] Allow CONNECTION_CLOSE in 0-… Martin Thomson
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… ianswett
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Martin Thomson
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Kazuho Oku
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Mike Bishop
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Martin Thomson
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Martin Thomson
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Kazuho Oku
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Martin Thomson
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Marten Seemann
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Mike Bishop
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Martin Thomson
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Martin Thomson
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Martin Thomson
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Martin Thomson
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Kazuho Oku
- Re: [quicwg/base-drafts] Allow CONNECTION_CLOSE i… Martin Thomson
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Martin Thomson
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Jana Iyengar
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Jana Iyengar
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Kazuho Oku
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Martin Thomson
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Martin Thomson
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Martin Thomson
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Kazuho Oku
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Martin Thomson
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… ekr
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Martin Thomson
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Martin Thomson
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… David Schinazi
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… ianswett
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Martin Thomson
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Kazuho Oku
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… MikkelFJ
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Martin Thomson
- Re: [quicwg/base-drafts] Early CONNECTION_CLOSE f… Jana Iyengar