Re: [Devil-linux-develop] thoughs about additional options to save-config

[Heiko Z. <he...@zu...>]

Friedrich Lobenstock wrote:
> Hi!
> 
> *The following applies only if one uses eg. a USB stick to save the config*
> 
> 1) "-h" .... print some help text and all possible command line options

Good point

> 2) "-b":
> 
> When one runs "save-config -b" the old config will be backed upt to 
> etc-backup.tar.bz2

Good idea.

> 3) option "-t timeout":
> 
> When one runs "save-config -t 10" the config will be saved as 
> etc-tryout.tar.bz2 instead of etc.tar.bz2 and the timeout value 10 will 
> be written to a file named "try-out".
> 
> At the next boot the system will detect both files from above, will load 
> the etc-tryout.tar.bz2 and continue starting the system. Before the 
> first prompt is displayed a "shutdown -r XX &", where XX is the value 
> given via -t to save-config.
> 
> Background: This way one could try out invasive changes to the config 
> even from remote without the risk of loosing the old config in case the 
> new config is crap.

Should be easy to implement, why not.

> 4) /etc/sysconfig/save-config with the following content:
> 
> #
> # This config option, only applicable when used with an USB configuration
> # media, allows one to keep more than one copy of the configuration. This
> # might be of help when the configuration media goes bad so there is an
> # increased chance to recover the configuration from one of the additional
> # ones.
> #
> NR_COPIES="3"

Nice feature, we should keep the default to 0, which means no backup.


> So that's it for now. What do you think?

Go ahead and implement it.

Heiko