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Re: [tor-bugs] #21657 [Applications/Tor Browser]: Test to make sure we isolate or disable all speculative connects

#21657: Test to make sure we isolate or disable all speculative connects
-------------------------------------------------+-------------------------
 Reporter:  arthuredelstein                      |          Owner:  tbb-
                                                 |  team
     Type:  task                                 |         Status:
                                                 |  assigned
 Priority:  Medium                               |      Milestone:
Component:  Applications/Tor Browser             |        Version:
 Severity:  Normal                               |     Resolution:
 Keywords:  tbb-linkability,                     |  Actual Points:
  TorBrowserTeam201703, ff52-esr                 |
Parent ID:  #15988                               |         Points:
 Reviewer:                                       |        Sponsor:
-------------------------------------------------+-------------------------
Changes (by gk):

 * keywords:  tbb-linkability, TorBrowserTeam201703R => tbb-linkability,
     TorBrowserTeam201703, ff52-esr
 * status:  needs_review => assigned


Comment:

 Replying to [comment:7 arthuredelstein]:
 > Turns out:
 > * We already have a test for `link rel=preconnect`
 > * We need a test for `link rel=prefetch`
 > * Firefox doesn't yet support `link rel=prerender` (according to
 https://bugzilla.mozilla.org/show_bug.cgi?id=730101)
 >
 > So here is a branch for review:
 > https://github.com/arthuredelstein/tor-browser/commits/21657+1
 > Note there are two patches.
 >
 > The first disables our test for the track element, because it is failing
 (not sure why I haven't seen this before). Fixing this track element test
 can be a separate task: #21679.
 >
 > The second patch implements the `link rel=prefetch` test. This test
 confirms that prefetch requests and caching are correctly isolated by
 first party.
 >
 > I'm working on a version of this patch for Firefox that should be
 backportable to TBB/ESR52.

 Thanks. I guess there is no need to backport this fix to the 6.5.x branch
 and our 7.0.x one is basically about to get switched to ESR 52. So, while
 this patch looks good I guess I wait for the ESR52 one and move this
 ticket instead on our ff52-esr radar.

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/21657#comment:8>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online
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