From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id 2C67B1396D0 for ; Thu, 21 Sep 2017 21:25:28 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id A7CD1E0BF9; Thu, 21 Sep 2017 21:25:22 +0000 (UTC) Received: from smtp.gentoo.org (smtp.gentoo.org [140.211.166.183]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 476CCE070D for ; Thu, 21 Sep 2017 21:25:22 +0000 (UTC) Received: from pomiot (d202-252.icpnet.pl [109.173.202.252]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: mgorny) by smtp.gentoo.org (Postfix) with ESMTPSA id 9488533C770; Thu, 21 Sep 2017 21:25:20 +0000 (UTC) Message-ID: <1506029117.15165.17.camel@gentoo.org> Subject: Re: [gentoo-dev] Reviving the Sandbox project From: =?UTF-8?Q?Micha=C5=82_G=C3=B3rny?= To: gentoo-dev@lists.gentoo.org Date: Thu, 21 Sep 2017 23:25:17 +0200 In-Reply-To: <1506028054.8561.1.camel@gentoo.org> References: <1506023769.15165.14.camel@gentoo.org> <1506025998.3293.1.camel@gentoo.org> <1506027262.15165.15.camel@gentoo.org> <1506028054.8561.1.camel@gentoo.org> Organization: Gentoo Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.24.5 Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-dev@lists.gentoo.org Reply-to: gentoo-dev@lists.gentoo.org Mime-Version: 1.0 Content-Transfer-Encoding: 8bit X-Archives-Salt: b86b361f-a6a5-4ab8-9488-c4c9c40e093d X-Archives-Hash: 61c44229599fe776768725b575aae3a3 W dniu pią, 22.09.2017 o godzinie 00∶07 +0300, użytkownik Mart Raudsepp napisał: > Ühel kenal päeval, N, 21.09.2017 kell 22:54, kirjutas Michał Górny: > > W dniu czw, 21.09.2017 o godzinie 23∶33 +0300, użytkownik Mart > > Raudsepp > > napisał: > > > Ühel kenal päeval, N, 21.09.2017 kell 21:56, kirjutas Michał Górny: > > > > Hi, everyone. > > > > > > > > TL;DR: I'm looking for new people to resume work on sandbox, and > > > > I > > > > will > > > > most likely branch it at v2.10 and start keep-alive work on top > > > > of > > > > that. > > > > > > > > > > > > The state of our sandbox is not very well. Gentoo is currently > > > > using > > > > the old v2.10 with local patches. v2.11 is p.masked for a long > > > > time > > > > because of multiple unsolved bugs. The git repository also > > > > includes > > > > v2.12 tag that has not even been packaged for Gentoo. From what > > > > I've > > > > been able to establish, the bugs causing v2.11 mask are still > > > > present > > > > in git head. > > > > > > > > To add to this, the only person maintaining the code (vapier) has > > > > not > > > > touched it since March, and AFAIA he's not responding to any > > > > contact > > > > attempts from within Gentoo. Given this and the importance of > > > > sandbox > > > > to > > > > Gentoo at the moment, I think it's reasonable to presume he's MIA > > > > and start looking for volunteers to join the effort. > > > > > > > > I have already added myself to the project page [1] and I'm going > > > > to > > > > try > > > > to put some effort into improving the state of things. However, > > > > I'm > > > > not > > > > really an expert in the high magic used in sandbox. If anyone is > > > > interested in helping out, feel free to add yourself as well. > > > > > > > > > > > > The above considered, I don't think I'm really going to be able > > > > to > > > > solve > > > > the problems introduced by v2.11. If nobody has a better idea, > > > > I'm > > > > going > > > > to branch sandbox at v2.10 and look into backporting whatever's > > > > feasible > > > > and resuming development in hotfix mode on top of that. > > > > > > Do you have a handy list of problems with v2.11? > > > Perhaps all is well for Gentoo usages after the more ptrace-happy > > > fallbacking commit (apparently was needed by ChromeOS) is reverted > > > if > > > ptrace-path problems don't get fixes? > > > > > > > There are two bugs listed in p.mask reason. There's a lot of bugs on > > Bugzilla but I don't know which versions they affect. > > > #580726 comes from the ptrace thing I mentioned. I identified the > commit that makes it fallback to ptrace for firefox case, while it > seemed to work fine before without fallback, and then there are issues > in that ptrace codepath that might have always been there, but they > just didn't get hit due to ptrace fallback being much rarer before > this. I believe the commit hash is mentioned on the bug. > > #578582 seems to be just patrick being special and refusing to provide > any information about the bug that no-one else hits. > > Maybe if we revert that more easy ptrace fallback stuff for now, the > rest in sandbox git master is fine (if my opendir fix gets applied > that's only patched in via ebuild right now)? > Maybe it is. However, I don't feel confident releasing a completely new version myself, and I won't be able to review the changes thouroughly enough to become confident. Given that sandbox is utterly broken by design, I don't really want to put too much effort in trying to make it a little better. I'd rather put the minimal effort required to make it not-much-worse. -- Best regards, Michał Górny