[flashboot] New backup and network configuration tools

[Rickard Dahlstrand]

What do you say, are we ready to start deploying binary-version of this??

Rickard.

Niclas Rosell wrote:
> Hi
>
> I have made som changes to resolv a issue with the config variable in
> rc.conf. Thanks Damien for pointing this out, I didnt read your question
> properly at first.
> I also renamed the config variable to initial_config in rc.conf, I think
> this is a better name.
> Now createconfig will only run from rc if initial_config exists and is
> set to YES. Upgrading from older releases that does not have
> initial_config variable should now be safe.
>
> /Niclas
>
>
> ons 2007-06-20 klockan 10:22 +0200 skrev Niclas Rosell:
> Hello
>
> The changes i have made does not change the bootup behavior unless
> config=YES is in rc.conf.
> The "restoration" process (in rc.initial) of backup files on the
> flash card is left untouched. When running a system with config=YES
> (or by running createconfig manually) you are asked if you want to
> make a backup of your changes. If the answer is yes then the changed
> files will be copied to /flash/conf/ and will be restored by rc at
> next reboot.
> Any changes made at any time can be backed up by running the command
> backupconfig. By default it only looks in /etc but you can change
> this by editing /etc/backup.conf. Take a look in /flash/conf/ after
> running backupconfig to verify.
> Good to know is that if a USB memory stick is plugged in then that
> will be used as /flash instead of the flash disk.
>
> At first I did not use config=NO/YES but instead i checked if there
> was a backup on flash and used that instead of going into
> createconfig (no questions asked), but that was before I was thinking
> of backing up to a USB memory.
>
> I was thinking of renaming createconfig/backupconfig to
> flashboot-autoconf/flashboot-backup. (thanks to Jakob for helping out
> with the names)
>
> Niclas
>
>
> >>> -----Ursprungligt meddelande-----
> >>> Från: Damien Miller [mailto:djm at mindrot.org]
> >>> Skickat: den 20 juni 2007 06:43
> >>> Till: Niclas Rosell
> >>> Kopia: flashboot at mindrot.org
> >>> Ämne: Re: [flashboot] New backup and network configuration tools
> >>>
> >>> On Fri, 15 Jun 2007, Niclas Rosell wrote:
> >>>
> >>>> -----BEGIN PGP SIGNED MESSAGE-----
> >>>> Hash: SHA1
> >>>>
> >>>> Hi
> >>>> A few hours ago Jakob committed a some diffs from me.
> >>>> It includes a new backup tool (backupconfig) and a network
> >>>> configuration tool (createconfig).
> >>>> Here is the short description of what it does.
> >>>>
> >>>> Createconfig is checking for existing backups and presents a
> >>>> (very short) list of devices containing backups. It should detect
> >>> if a usb
> >>>> memory is inserted and contains a /conf/etc folder.
> >>>> It then presents 4 options which should be self-explainatory.
> >>>>
> >>>> 0. Use existing config
> >>>> 1. Manual setup
> >>>> 2. DHCP
> >>>> 3. Do not run createconfig
> >>>>
> >>>>
> >>>> Backupconfig uses /etc/backup.conf and mtree to decide what
> >>> files to
> >>>> backup. backup.conf is for directories to look for changes
> >>> and mtree
> >>>> for files different then the version in bsd.gz. The backup is
> >>>> then  copied to /flash/conf/.
> >>>> A mtree of the initial filesystem is stored in
> >>> /root/flashboot.mtree.
> >>>> Flashboot.mtree is created at the end of list.
> >>> Thanks, I'm sure a lot of people will find these useful.
> >>>
> >>> Are there any caveats for people who are running flashboot
> >>> systems who upgrade the a new image that incorporates these
> >>> changes? It seems that their systems may not come back
> >>> properly from a reboot if the "config" variable is not set in
> >>> rc.conf.
> >>>
> >>> -d
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