Re: [Mondo-devel] Any way to change log file?

[Mike B. <mb...@bu...>]

> On Mon, Aug 25, 2008 at 11:56:22AM -0400, Woo...@ta...
> wrote:
>> Hello,
>>
>> Is there any way to change the log file, such as add a timestamp, since
>> Mondo overwrites its log file every day? We have many problems with
>> mondo,
>> and I can't troubleshoot them because often one mondo process hangs for
>> a
>> day, then the next mondo process starts, and overwrites the previous
>> logfile.
>
> Guessing that you have a cron job running mondoarchive...
> You could "rotate" the previous log(s) with something like this
> example on a Red Hat/Fedora system -- replace the 'mondoarchive'
> command in the cron job with a small script:
>
> FILE: /root/run.mondo ------------------------------------------------
> #!/bin/bash
>
> # Save existing log files with extension derived from Day Of Week when
> # the file was created
> cd /var/log	# Go to where the logs are
> LOGS="mindi.log mondo-archive.log"
> for l in $LOGS
> do
> 	[ -f $l ] || continue	# No such file
> 	# %u == Use Day Of Week (1==Monday .. 7==Sunday)
> 	# -r FILENAME -- date is of the referenced file
> 	day=$(date +"%u" -r $l)
> 	mv -v $l $l.$day
> done
> cd -		# Return to previous directory
>
> # Run mondoarchive job for today...
> mondoarchive ... # YOUR parameters, etc.
>
> End FILE: /root/run.mondo --------------------------------------------
>
> OR, if you prefer you could put the 'mondoarchive' BEFORE the log
> rotation and do the logs just created.
>
> Of course you could make the $day be a full date/time or however you
> like it.  The DOW method keeps old logs from piling up -- you only
> get up to 7 copies.

Another option, assuming that you're running logrotate, might be to create
a file in your /etc/logrotate.d directory that does a daily rotation on
your mondoarchive.log file.

-- 
Mike Burger
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