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newbie,cgi,os.system,cdrecord

Rik van der Helm HAALrvanderhWEG at xs4all.nl
Thu Jan 22 12:56:27 EST 2004 
Josiah Carlson wrote:

> 
> On Thu, 22 Jan 2004 15:39:47 +0100
> Rik van der Helm <HAALrvanderhWEG at xs4all.nl> wrote:
> 
>> Hello,
>> 
>> I am trying to make a backupscript in python, which I want to manage via
>> a webform (cgi). In my script I use os.system to execute the following
>> shellscript:
>> "cdrecord -s -dev=0,1,0 -blank=fast -speed=2 fs=8m file.tgz"
>> 
>> When I execute the pythonscript in the shell, it gets executed well and I
>> get some output from cdrecord. Which I don't understand because I put
>> cdrecord at silent (-s !) I thought.
>> 
>> When I execute the pythonscript in a webbrowser via cgi, cdrecord also
>> gets executed well but I get an 'Internal Server Error' of Python and in
>> '/var/log/httpd/error_log' it says:
>> "malformed header from script. Bad header=Cdrecord 1.11a19 etc....."
>> 
>> I think I understand what is going wrong. Apache tries to print the
>> output of cdrecord and finds something wrong and stops executing the
>> script. Is this correct ? If this is correct how do I get cdrecord stop
>> making output texts ?
>> 
>> All suggestions are welcome
>> 
>> Thanks, Rik
>> 
> 
> Try:
> "cdrecord -s -dev=0,1,0 -blank=fast -speed=2 fs=8m file.tgz > /dev/null"

Thanks very much, Josiah
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