FYI, bin gerade drueber gestolpert.
Gruesse,
Joey
zhaoway wrote:
> Hi,
>
> I think the following may be interesting to some of you, so here it
> is. a humble littlt project. ;)
>
> * cdlinux is supposed to be debian running on live! cdroms, but it
> should be generic enough, and keep the code for its specific purposes
> to the minimum. and it should be capable to be installed to harddisks,
> and running there thereafter.
>
> * cdlinux is also supposed to provide a easy chroot alike environment
> for debian developers to build their packages for different releases,
> aka testing/stable/unstable. This is not a problem for some of you
> have spare computers and/or nice backup utilities. but to alot of
> developers, building a chroot environment is difficult and tiresome,
> and to some packages, to test them may be dangerous(?) OTOH, cdlinux
> could provide a consistent platform to do package maintaining. at
> least I hope so. ;)
>
> * cdlinux may also be capable to provide some debian users fancier and
> easier installation methods. the difficult point on providing fancier
> and easier installation to our users is that the resources on the
> install time is very limited. while this is always true for netinstall
> and floppy install, it's not true for cdrom install. what if you have
> a running system by hand Ie cdlinux, when you begin to install debian
> from cdrom into harddisk? why keep packages as static .deb format on
> cdrom instead of extract them into a runnable state if we're able to
> do so? why do we want busybox if we could get a bash running in a
> combination of read-only cdrom and read-write ramdisks? after all you
> don't need to write to the bash executable, so it's perfect to put it
> on the read-only cdrom. ;)
>
> the above is the supposed benefits of cdlinux, the below is some
> design docu. i welcome critics and suggestions. and oh, please! ;)
>
> * cdlinux needs a version of linuxrc which is capable to get the cdrom
> device and detect the cdlinux cdroms, (BTW, this linuxrc is largely
> there, see cdlinux.sourceforge.net, BTW^2, if we get enough developers
> interested, i may request to move unto cvs.debian.org to save you from
> registering on sourceforge.net ;) and the linuxrc will just do that,
> nothing more, and won't bother the users even one single dialog. it
> shouldn't. we don't need a user interface in a crippled environment,
> do we? ;)
>
> ** I stolen the linuxrc from demolinux who in turn got that from a
> early version of SuSE. credits ... ;)
>
> * linuxrc will also setup a ramdisk as read-write root directory tree,
> and setup mount individual fs trees out of cdrom, details in
> discussion. i currently use a mixture of cramfs images and isofs
> images, this certainly is a very bad idea, it prevent easy building of
> cdlinux cdroms.
>
> * a better solution is layered filesystem, Ie ramdisk on top of isofs,
> to provide read-write transparency. this is certainly doable. ;)
>
> * after the above, Ie linuxrc and probablly layered fs, here comes the
> rescue of debconf. ;) we suppose packages would be runnable after 1.
> extraction and optionally 2. ask user some questions through debconf.
> in the senario of cdlinux, we will have step 1. done in prior. and
> will keep step 2 deferred 'till users boot cdlinux. of cource this is
> over simplification, but it illustrate the overall scene as 1. doable
> 2. doable in a generic way. and 3. also a chance to improve debconf
> performance in debian. ;)
>
> * after this cdlinux would be runnable from live! cd. now we see how
> the install to harddisk works? it's merely dpkg-repack|dpkg -i without
> of the overhaed. and move the debconf answers to harddisk etc. ;)
>
> Any ideas would be appreciated! Thanks!
> --
> http://dim.sourceforge.net ............... Debian Chinese Input Method
> http://njlug.sourceforge.net ............ NanJing GNU/Linux User Group
> http://cdlinux.sourceforge.net ........... Debian running on Live! CDs
> http://people.debian.org/~zw ...................... XEmacs Screenshots
>
>
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