[Dnsmasq-discuss] logging dns queries
Frederick C. Damen
fred at damen.org
Sat Mar 19 03:10:10 GMT 2011
On 03/18/2011 08:51 PM, Carlos Carvalho wrote:
> Frederick C. Damen (fred at damen.org) wrote on 18 March 2011 18:10:
> > From reading this thread I would agree with both sides, syslog in
> >dnsmasq is not fully documented
> It is. It clearly says logs will go to either syslog or to a file.
It maybe clearly documented for your purposes, but as I stated for my
purposes I would like to know more information than what is stated in
the documentation. What is the LOG_LEVEL of the dns/dhcp transactions?
Using the facility and log level it is trivial to setup a filter in
rsyslog. Using their more complex conditionals is frustrating, but if
this is what I must deal with then....
> >and syslog configuration is the place to implement the fix.
> No, it could very well separate different functions in different
> files. It's just not implemented like this (and I'm not asking for
> Logging to a file is better than syslog when you have lots of logs.
> dnsmasq has all the support for log rotation, so in fact using a file
> is always better if you turn on logging.
> >I also noticed that the log messages in the /var/log/messages for the
> >DHCP REQUEST/ACK the string after the hostname and before the [pid], (I
> >assume this is the ident parameter to openlog), is 'dnsmasq-dhcp'. Am I
> >to assume that --log-queries will produce a value of 'dnsmasq-dns'
> No, just dnsmasq.
Thanks for the info. Good thing I am only logging the 'dnsmasq-dhcp'.
> >and other messages will produce just 'dnsmasq'?
> The "others" are only dnsmasq-tftp.
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