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Re: local cygwin mirror
On Sat, 11 Mar 2006, Brian Dessent wrote:
> Stuart McGraw wrote:
> > - setup.exe's idea of what to download seems to depend on
> > what is installed on the download machine. Is there some
> > way to tell setup.exe to only download new/updated packages
> > that are not already in the download directory, and not
> > pay any attention to what is installed? I find it a very
> > confusing program to use.
> You could try temporarily renaming out of the way
> /etc/setup/installed.db so that setup thinks there are no packages
> installed. It will then try to download all selected packages that are
> not already in the local download dir. It should be obvious that you'd
> do this with the "download only" option and not actually try to install
> anything in this state.
I wonder if it would make sense to add a "Pure Download" checkbox that is
only enabled when "Download Only" is selected, with the net effect of
ignoring installed.db? Just an idea for the archives...
> > - Has anyone written a script to do this?
> I don't use a script, I just use rsync. I have the following in my
> crontab to run twice a day automatically:
> 00 10,22 * * * rsync -rlt --exclude=mail-archives/ --exclude=stage/
> --exclude=tmp/ rsync://ftp.inf.tu-dresden.de/cygwin/ /d/packages/cygwin/
> Of course, this will keep a full copy in sync with the mirrors,
> containing the [prev] versions and source packages. You can play around
> with --exclude so that it doesn't download source packages, perhaps
> something like --exclude="*-src.tar.*". For [prev] versions there is no
> simple way, but since rsync only downloads the things that have changed,
> you only download them once anyway. The disk space cost still exists
> If you can't live with the [prev] versions taking up space then you
> could probably write something in perl that would take the setup.ini and
> a mirror base URL and spit out a list of file URLs. You can then feed
> that to rsync or a program that can do ftp mirroring like lftp.
...or use Michael Chase's clean_setup.pl, which does that and more.
Someone recently posted a pointer to it.
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