Save yourself two shell commands - if you invoke cal with no arguments, it
gives you this month's calendar. So skip the first two calls to date :-)
-Dan
> okay, I got it. Kinda hacky with all the pipes:
>
> vars:
> "year" string => execresult("/usr/bin/date +%Y","noshell");
> "month" string => execresult("/usr/bin/date +%m","noshell");
> "last_day" string => execresult("/usr/bin/cal $(month) $(year) |
> awk '{print $7}' | grep -E "^[0-9]" | tail -1","useshell");
>
> classes:
> "Last_Saturday" expression => classify("Day$(last_day)");
>
> On Wed, Mar 3, 2010 at 8:26 AM, Matt Richards <defraya...@gmail.com> wrote:
> > Interesting. I had something similar with how to schedule for the last
> > day of the month (ya, the shell commands are cheating a bit):
> >
> > vars:
> > "year" string => execresult("/usr/bin/date +%Y","noshell");
> > "month" string => execresult("/usr/bin/date +%m","noshell");
> > "last_day" string => execresult("/usr/bin/cal $(month) $(year) |
> > grep . | fmt -1 | tail -1","useshell");
> >
> > classes:
> > "End_Of_Month" expression => classify("Day$(last_day)");
> >
> > .
> > .
> > .
> >
> > End_of_Month.Hr23::
> >
> > So basically at 11:00pm on the last day of the month, it would fire
> > off. I am thinking something similar might be possible for the last
> > Saturday.
> >
> >
> > 2010/3/3 <nwat...@symcor.com>:
> >> Over at Ars there was a discussion about scheduling a cron job for the
> >> last Saturday of each month. Alas, cron cannot do this on its own. What
> >> followed as a lot of short scripts to help but very few were portable.
> >>
> >> One of the newer goals of Cfengine is to be an enterprise scheduler. For
> >> fun and reputation how would you use Cfengine to schedule a job on the
> >> last Saturday of each month?
> >>
> >> Sincerely,
> >> --
> >> Neil Watson
> >> 416-673-3465
> >>
> >>
> >>
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