Telemetry was removed in 55: https://bugzilla.mozilla.org/show_bug.cgi?id=1358004
You can still query it on tmo for 54... except it seems to give me a JS error. -tom On Fri, Jan 12, 2018 at 3:55 PM, Kris Maglione <kmagli...@mozilla.com> wrote: > Do we have telemetry on the usage of the preference or of remote JAR > channels? If not, it shouldn't be hard to add, and would be a lot safer than > guessing[1]. Either way, I definitely agree that it would be nice to get rid > of this. > > -Kris > > [1]: Except, of course, that it wouldn't tell us much about enterprise > users, who are probably the most likely people to make use of it. > > > On Fri, Jan 12, 2018 at 09:47:44PM +0000, Gijs Kruitbosch wrote: >> >> Hello, >> >> jar: is an internal protocol that enables loading resources from inside a >> jar/zip file . Firefox is the only browser I'm aware of that supports it. >> >> In Firefox 55, due to security concerns, we put using jar: with remote >> content (ie loaded over http(s), ftp - anything apart from file://, really) >> behind a hidden (ie about:config) preference that is disabled by default ( >> https://www.fxsitecompat.com/en-CA/docs/2015/jar-protocol-support-has-been-disabled-by-default/ >> ; >> https://developer.mozilla.org/en-US/docs/Mozilla/Security/Security_and_the_jar_protocol >> ; https://bugzilla.mozilla.org/show_bug.cgi?id=1329336 ). >> >> I would like to unship the preference in Firefox 60 and completely remove >> support. >> >> When the code was originally written for Firefox 45, 2 years ago, IBM >> Notes broke. That was fixed in Notes/Domino 9.0.1 ( >> http://www.ibm.com/support/docview.wss?uid=swg21978919 ) in May 2016, so a >> good 2 and a bit years before 60 will ship. To my knowledge we are not aware >> of any other breakage on the (semi-)public web since then. We also >> successfully shipped this default-disabled back in August with 55, and it'll >> have been 1 year since then before the previous esr (52) stops being >> supported. >> >> As a result, I don't expect there to be any significant use of this >> preference anymore, nor do I see any good reason not to remove it. The bug >> for the removal is https://bugzilla.mozilla.org/show_bug.cgi?id=1427726 . >> >> Please let me know if you have reason to believe remote jar: still has >> significant usage to the point that we cannot remove support in Firefox 60. >> >> Gijs > > _______________________________________________ > dev-platform mailing list > dev-platform@lists.mozilla.org > https://lists.mozilla.org/listinfo/dev-platform _______________________________________________ dev-platform mailing list dev-platform@lists.mozilla.org https://lists.mozilla.org/listinfo/dev-platform
