2018-08-09

NECKO WEEKLY MEETING NOTES

Thurs Aug 9th 2018

TRIAGE: see https://public.etherpad-mozilla.org/p/necko-triage-guide for how-to

Nick

Honza

Michal

Daniel

Valentin <<<<<===== August 9 to 16

Junior

Dragana

Kershaw

Round Table:

  • DOM : Networking
    • XHR, Fetch, Websockets, EventSource, Beacon
    • Necko will triage, and start to fix bugs here (or hand off to existing DOM experts)
  • Mobile networking stacks

Nick

  • h2 crash 1 - r+, awaiting sec-approbal
  • h2 crash 2 - seems to be enterprisey (good number during week, not so much on weekend), waiting/hoping for input from outside
  • h2 trailers - patch first round written, waiting for third-party endpoint to test against
  • server-timing - made it https-only
  • cookie limiting & batch eviction - in progress
  • h2 websockets - starting soon
  • predictor prefetch - waiting on yoathrizon

Honza

ni? 1463729 (fast net, slow logging IO -> hang socket thread in an endless loop, h2)

smb proxy bypass - ni? valentin

Michal

  • landed 1466577 Crash in arena_dalloc | Allocator::free | MOZ_Z_inflateEnd
  • 1477684 rcwn blocking some xmlHttpRequests
  • 1475701 Save Page As doesn't begin MP3 download while tab is open
  • 1428901 Persist TLS session tickets across browsing sessions

Patrick

last week: mpendingq, 256fd telemetry, 0.9 telemetry, namespaces, neat tls, alt-svc, immutable bug, some non-necko stuff this week: neat tls, alt-svc, immutable bug, some non-necko stuff. more reviews.

Daniel

  • TRR stuff

Valentin

bug 1478732 - resolver thread dispatch tasks instead of locking

bug 1476996 - cross process redirect impl

Dragana

Bug 1473736 ang Bug 1481251 - ESNI

Bug 1480704 - PSM bug to detect MITM

Junior

e10s backpressure - r?

Bug 1481609 - Remove MOZ_SQLITE_COOKIES_OLD_SCHEMA telemetry probe

Kershaw

Landed some small bugs.

Next:

Bug 1344090 - Firefox's cookie limitations does not allow to store 150 cookies per-domain , but only for the root domain, it is confusing.

Bug 1357676 - Increase cookie count limits to match Chrome's

Gary

Bug 1373708 - Convert Jar channels to stop using main thread I/O

  • landed to mozilla-inbound

Amy

Batch Eviction

  • Had confirmed the algorithm with Josh and Martin.

  • Martin had sent the mail to discuss the algorithm with Mike West. Bug 1425031 - Firefox Quantum blocks cookies when JavaScript updates them

  • Found the root cause.

  • Started to create a mochitest for this bug. Bug 1426471 - Cookies set via JS during anonymous screenshoting override real cookies

  • Can't reproduce.

Kershaw

Bug 1413999 - Add support for Server-Timing HTTP trailing header

*-Landed Bug 1423495 - Implement PerformanceServerTiming interface

*- backed out due to WPT failure Bug 1428250 - Add an API to read HTTP trailers

*- Working

SC

[Socket Process]

  • no progress this week on my part [Others]

  • Bug 1426751 - Intermittent eventsource-close.htm | application crashed [@ mozilla::net::ChannelEventQueue::FlushQueue] (Assertion failure: !mFlushing, at netwerk/ipc/ChannelEventQueue.cpp:46)

  • multiple threads trying to flush ChannelEventQueue at the same time

  • need to check and set flag at single critical section

  • r+’ed and landed on m-c

  • security bug

  • discussing my proposal with @mayhemer on bugzilla

  • trying @mayhemer's suggestion and upload my WIP, debugging test failure while running mochitest

Will Wang [Back Pressure]

Bug 1280629 - e10s breaks necko back pressure

*- discussion, tracing code *- going to discuss the experiment for min/max queue size

Cervantes

[Socket Process]

  • patch rebase and breakage fixes
  • working on pref system