Re: autodefining classes of copied files

[Mark Burgess]

Dalibor - I have looked at this now and I think this feature is
something to deal with in cfengine 3. I don't want to include the patch
in cfengine 2 at this time as the additional memory requirement could
jeopardize the stability of cfagent,

cheers
Mark


On Thu, 2006-02-09 at 16:07 +0100, Dalibor Topic wrote:
> Brian C. Hill wrote:
> 
> >     Hi Dalibor,
> >
> >     You can do this with AutoDefine (though I am having trouble
> >getting it work at the moment), but it still involves a little more
> >verbosity. You don't need to have individual copy statements w/ defines
> >for each file, but you do need a separate AutoDefine statement for each
> >one. It is am improvement, but it still makes a configuration look a
> >little busy.
> >  
> >
> OK. I've looked at the code a bit, and it seems like it could be 
> possible to do the following:
> 
> In file image.c in function ImageCopy after the
> 
> 
>           for (ptr = VAUTODEFINE; ptr != NULL; ptr=ptr->next)
>              {
>              if (strncmp(ptr->name,destfile,strlen(destfile)+1) == 0)
>                 {
>                 snprintf(OUTPUT,CF_BUFSIZE*2,"cfengine: image %s was set 
> to autodefine %s\n",ptr->name,ptr->classes);
>                 CfLog(cfinform,OUTPUT,"");
>                 AddMultipleClasses(ptr->classes);
>                 }
>              }
> 
> block, one could add calls for AddMultipleClasses("copied_"+sourcefile) 
> and/or "copied_+destfile", afaict, and have copied_* classes
> automatically defined for files that were successfully copied. That 
> should allow one to do away with AutoDefines, right? Does that sound 
> useful & correct?
> I haven't hacked on cfengine before, so I am just finding my ways around 
> the source.
> 
> The other issue I'd be interested in would to see if there is a way to 
> use regular expressions in classes, such that I can write a rule for all 
> copied *.tar.gz files, for example. Is it possible already to write 
> something like copied_*.tar.gz :: ? If not, how would one go about 
> implementing something like IfCopied(*.tar.gz)?
> 
> cheers,
> dalibor topic
> 
> 
> _______________________________________________
> Help-cfengine mailing list
> Help-cfengine@gnu.org
> http://lists.gnu.org/mailman/listinfo/help-cfengine