[netflow-tools] Flowd unable to use FIFO

Damien Miller djm at mindrot.org
Sat Jul 9 12:18:15 EST 2005

It would help if I actually attached the patch.


Damien Miller wrote:
> Jason Dixon wrote:
>>Forwarding to netflow-tools where it belongs...
>>I'm trying to get flowd to write to FIFO so I can read it in with a perl 
>>script and output to my choice of storage (file, db, etc).  The patch 
>>below from djm allows flowd to write to fifo, but Flowd.pm fails on 
>>init() with a "bad magic" error.
> Hi,
> I have thought about this some more - rather than skipping log headers
> based on what type of file your are reading from / writing to, I think
> it is better that users a choice.
> This patch does this - it adds a "skip header" option to flowd,
> flowd-reader and the perl/python APIs. So you should be able to put:
> logfile "/path/to/fifo" noheader
> in your flowd.conf and directly listen to it with "flowd-reader -S
> /path/to/fifo". You can also use flowd-reader to write to a fifo
> Read the diff to see the equivalent options for perl and python.
> Does this work for you? If so, I'll tidy it up, document and commit it.
> -d
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