Gentoo Archives: gentoo-dev

From: Andrew Cowie <andrew@×××××××××××××××××××.com>
To: Daniel Robbins <drobbins@g.o>
Cc: gentoo-dev@g.o
Subject: Re: [gentoo-dev] initial portage-ng doc online
Date: Wed, 03 Dec 2003 05:11:00
Message-Id: 1070428257.6705.12.camel@localhost
In Reply to: [gentoo-dev] initial portage-ng doc online by Daniel Robbins
1 On Wed, 2003-12-03 at 11:27, Daniel Robbins wrote:
2 > http://www.gentoo.org/proj/en/portage/
3 > [which includes]
4
5 "* Stop using mtimes for packages. Have portage look up all files in the
6 vardb to ensure that a file isn't duplicated and unmerge it if not.
7 Potentially slow... Need some way to speed it up... hash of filenames?"
8
9 One piece of work that has focused on this is a tool called RadMind, out
10 of the University of Michigan; http://www.radmind.org/ .
11
12 It uses a concept of MD5 sums on system files to detect system changes;
13 sets of such changes can be used in deployment (both configuration and
14 binary) and can also be used to detect unwanted changes. It's fairly
15 impressive, because, unlike cfengine or tripwire, system validity still
16 after its used to deploy a configuration change.
17
18 You might want to have a read of a paper presented at LISA a few weeks
19 back:
20
21 http://rsug.itd.umich.edu/software/radmind/files/LISA-radmind.pdf
22
23 AfC
24 Sydney
25
26 --
27 Andrew Frederick Cowie
28 Operational Dynamics Consulting Pty Ltd
29
30 Australia: +61 2 9977 6866
31
32 http://www.operationaldynamics.com/
33
34 --
35 gentoo-dev@g.o mailing list

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Re: [gentoo-dev] initial portage-ng doc online Daniel Robbins <drobbins@g.o>