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 6275E1396D0 for ; Thu, 21 Sep 2017 21:28:12 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 8A93FE0C01; Thu, 21 Sep 2017 21:28:07 +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 31B0EE070D for ; Thu, 21 Sep 2017 21:28:07 +0000 (UTC) Received: from [10.128.12.82] (unknown [100.42.98.196]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: chutzpah) by smtp.gentoo.org (Postfix) with ESMTPSA id 80C5D33BEBE; Thu, 21 Sep 2017 21:28:06 +0000 (UTC) Subject: Re: [gentoo-dev] Reviving the Sandbox project To: gentoo-dev@lists.gentoo.org, Mart Raudsepp 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> From: Patrick McLean Message-ID: Date: Thu, 21 Sep 2017 14:28:04 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 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 In-Reply-To: <1506028054.8561.1.camel@gentoo.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-Archives-Salt: 3339ac32-01e3-4781-9b50-b27cdf3283a3 X-Archives-Hash: 823bab8cfa7d6cde0042da0b5092bdd7 On 2017-09-21 02:07 PM, Mart Raudsepp wrote: > 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. > I have been running sandbox-2.11 for quite awhile on my workstation, the only problem I have actually encountered is the issue with Firefox. That issue seems to have gone away in firefox-55 though, so I am not sure that it is going to be relevant for much longer. > #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)? > > Mart >