Date: Sun, 17 Aug 2014 09:53:36 +0200 From: Peter Ulrich Kruppa <ulrich@pukruppa.de> To: freebsd-questions@freebsd.org Subject: Re: sh stdout/stderr redirection problem Message-ID: <53F05F80.7070507@pukruppa.de> In-Reply-To: <op.xko3l5f2g7njmm@michael-think> References: <53EF6979.2080708@pukruppa.de> <op.xko3l5f2g7njmm@michael-think>
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On 16.08.2014 19:16, Michael Ross wrote: > On Sat, 16 Aug 2014 16:23:53 +0200, Peter Ulrich Kruppa > <ulrich@pukruppa.de> wrote: > >> Hi, >> >> I have got a python3.4 script which I can start from an rc.d script as a >> daemon this way: >> >> daemon -p /var/run/my.pid /path/to/python3.4 /path/to/myscript.py >> >> >> /path/to/python3.4 /path/to/myscript.py produces interesting messages on >> stdout and stderr, so I would like to collect them in /var/log/my.log . >> I have tried all kinds of combinations of >>'s and 2>&1's but either I >> catch daemon's output which is nothing or the script won't start anymore. >> >> Any ideas? - Thanks for your help >> >> Peter > > You could do the redirection in your python script: > > http://stackoverflow.com/questions/4675728/redirect-stdout-to-a-file-in-python > > > Basically, > > import sys > f=open('logfile','w') > > def redirect(msg): > f.write(msg) > > sys.stdout=redirect > sys.stderr=redirect Thanks for your idea - using python's redirection should be the "nice" way to solve my problem, but I have to admit I couldn't get that working, yet - I end up with an empty logfile. For now I am happy with Polytropon's script solution, but I will put your approach on my ToDo list. Greetings Peter > > > Michael > > >> _______________________________________________ >> freebsd-questions@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-questions >> To unsubscribe, send any mail to >> "freebsd-questions-unsubscribe@freebsd.org" > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to > "freebsd-questions-unsubscribe@freebsd.org" >
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