Gentoo Archives: gentoo-dev

From: Krzysztof Pawlik <nelchael@g.o>
To: gentoo-dev@l.g.o
Cc: "Michał Górny" <mgorny@g.o>
Subject: Re: [gentoo-dev] RFC: new feature to disable merging into stray locations
Date: Mon, 30 Apr 2012 10:02:03
Message-Id: 4F9E62DB.2010607@gentoo.org
In Reply to: Re: [gentoo-dev] RFC: new feature to disable merging into stray locations by "Michał Górny"
1 On 30/04/12 11:47, Michał Górny wrote:
2 > On Mon, 30 Apr 2012 11:40:26 +0200
3 > Krzysztof Pawlik <nelchael@g.o> wrote:
4 >
5 >> On 30/04/12 11:30, Michał Górny wrote:
6 >>> On Mon, 30 Apr 2012 10:24:58 +0200
7 >>> Krzysztof Pawlik <nelchael@g.o> wrote:
8 >>>
9 >>>> On 30/04/12 08:57, Michał Górny wrote:
10 >>>>> Hello,
11 >>>>>
12 >>>>> Since lately Gentoo devs force you to replace collision-protect
13 >>>>> with protect-owned [1] and sometimes packages just spit out files
14 >>>>> randomly on the filesystem due to random errors, I thought it may
15 >>>>> be a good idea to provide a new feature limiting the locations
16 >>>>> where packages can install.
17 >>>>
18 >>>> You're not forced to do anything.
19 >>>
20 >>> I am not? How come random ebuilds die in pkg_pretend() for me then?
21 >>>
22 >>>>
23 >>>>> In order to do that, we should first compose a complete
24 >>>>> include/exclude list where packages can install. I'd suggest the
25 >>>>> following:
26 >>>>>
27 >>>>> + /bin
28 >>>>> + /boot (but maybe just subdirectories so packages can't overwrite
29 >>>>> kernels?)
30 >>>>> [potentially + /dev? but that's useful only when tmpfs isn't
31 >>>>> mounted]
32 >>>>> + /etc
33 >>>>> + /lib, /lib32, /lib64
34 >>>>> + /opt
35 >>>>> + /sbin
36 >>>>> [potentially + /service for ugly daemontools]
37 >>>>> + /usr
38 >>>>> + /var
39 >>>>> - /usr/local
40 >>>>> - /usr/portage
41 >>>>>
42 >>>>> What are your thoughts on this?
43 >>>>>
44 >>>>> [1]:https://bugs.gentoo.org/show_bug.cgi?id=410691#c4
45 >>>>
46 >>>> I think it's feature creep - you can just set
47 >>>> INSTALL_MASK="/usr/local /usr/portage", no need for new features.
48 >>>>
49 >>>> PS. I (and few other folks) don't have /usr/portage.
50 >>>
51 >>> INSTALL_MASK won't make committing such an ebuild a fatal error. It
52 >>> will just hide problems.
53 >>
54 >> How would your proposed feature prevent ebuilds that install
55 >> something to /usr/local from being committed?
56 >
57 > If we enable this by default, devs will get errors for that.
58
59 Could it be added instead to repoman? I'm testing all ebuilds before committing
60 like this:
61
62 $ ebuild xhtml2pdf-0.0.3.ebuild manifest clean install
63
64 repoman could look at build.log or ${D} and warn if it can't do those checks.
65
66 >> Other valid case are private repos - I have a few ebuilds that
67 >> install stuff to /<some_random_dir> (proprietary stuff).
68 >
69 > Feel free to disable it. That's what FEATURES are for.
70
71 Yes, I could.
72
73 --
74 Krzysztof Pawlik <nelchael at gentoo.org> key id: 0xF6A80E46
75 desktop-misc, java, vim, kernel, python, apache...

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