Re: Re: Re: Re: Debian Live: Aufs mounting options
В Mon, 20 Apr 2015 14:11:07 -0500
Richard Nelson <unixabg@gmail.com> пишет:
> Greetings,
>
> On Mon, Apr 20, 2015 at 10:00 AM, Evgeniy Shumilov <
> evgeniy.shumilov@gmail.com> wrote:
>
> >
> > I understand about dpkg working. But I needn't make some changes in
> > current dpkg base. Application is amount of files and libraries. If
> > some libraries exists in main system, I can plug aufs layer above
> > with same version and it will works fine. I planning to make
> > squashfs from debian packages of the same versions. Yes, I know
> > about scripts, that included in deb packages. I know, that it can
> > change some other files. Certainly, I will not have file
> > associations in my Desktop environment and something like this, but
> > I can automatically makes menu items or something else to start it.
> > I will be able to start application in it's path, and this
> > application will take it's libraries and resources from it's path.
> > I can make some tool, that will extract anything from deb packages
> > and make squashes. And then if it will be necessary, I can watch
> > post-inst scripts and find out, what I need to do.
> >
> > The worst thing, that can happened - I will try to install already
> > existing application. I think, you should get a lot of warning
> > messages in apt output in this case. But it's not critically. Even
> > if application won't be installed, I can unplug squash and
> > reinstall it, and than rebuild new squash with some changes.
> >
> > I also can understand, than it can be more complicated, that I can
> > imagine at the moment, but I want to try.
> >
> > By the way - there are some versions of puppet (DebianDog for
> > example), that was based on debian and it's normal working with deb
> > packages as good as with squashfs files. It has few squashfs files
> > on board. Such as base, xfce, openbox and other. You can pass
> > options to kernel before boot to plug one or another list of
> > squashes. Also, you can plug it on the fly, while working.
> >
> > So, I found points, where puppet collect options to mount and
> > remount aufs branches. I was able to remount "/" mount point on the
> > fly and anything works fine. To make it in debian-live, I should
> > know at least branch name. It's not matter - how was build
> > architecture of this distribution, if it uses aufs, you can add
> > layer to brunch. So, I need some prompt, where I can find it. One
> > idea is - unpack initrd, find all what can looks as mount point
> > options and before each mount append duplicate of sring with echo
> > command in beginning and redirecting output to the log file. Also I
> > should make it in live scripts, but it's just takes a time. But I
> > hopes, somebody knows better and easier way.
> >
> > WBR Evgeniy
> >
> >
> This might assist since I use it to create psu files as service packs:
>
> http://live.debian.net/gitweb/?p=live-tools.git;a=blob;f=bin/live-partial-squashfs-updates;h=20da3f0c04f081c12237f3e3353e827398dbd9a1;hb=HEAD
Thanks! But it's not so usefull, because I using my own scripts for
making squashes and update filesystem.squashfs file.
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