On Wed, Dec 01, 2010 at 01:23:17PM -0500, Nam wrote:
> Igor Sysoev Wrote:
> -------------------------------------------------------
> > On Wed, Dec 01, 2010 at 05:05:56AM -0500, Nam
> > wrote:
> >
> > > Hey Guys, I have run into a problem with the geo
> > module. I have set up a
> > > geo list containing a LARGE list of IPs which we
> > need to have
> > > "whitelisted" for getting through to the
> > upstream. These IPs are for
> > > search engines. Currently we have the list set
> > up via the following
> > > way...
> > >
> > > geo $remote_addr $search {
> > > default 0;
> > > include geoip-search.conf;
> > > }
> > >
> > > The geoip-search.conf file contains a the list
> > of IPs in the following
> > > format...
> > >
> > > 114.111.36.26/32 search;
> > > 114.111.36.28/32 search;
> > > 114.111.36.29/32 search;
> > > 114.111.36.30/32 search;
> > > 114.111.36.31/32 search;
> > > 114.111.36.32/32 search;
> > > 119.63.193.100/32 search;
> > > 119.63.193.101/32 search;
> > > 119.63.193.102/32 search;
> > > 119.63.193.103/32 search;
> > >
> > > Then inside of the configurations, we do the
> > following... which was
> > > based on recommendations from Igor...
> > >
> > > if ( $search = search ) {
> > > proxy_pass
> > http://LB_HTTP_UPSTREAM;
> > > break;
> > > }
> > >
> > > Then under that we also have some stuff for
> > security which checks for a
> > > cookie and stuff serving them a different page
> > if no cookie is present.
> > > We want the search engine IPs to be able to make
> > it through to the
> > > upstream, but it appears that this is no longer
> > occurring. We had no
> > > problems in the past... Perhaps it is due to
> > something in 0.8.53 as we
> > > had upgraded to that a while ago, and then after
> > a while we got
> > > complaints of google bots not getting through.
> > Our list contains about
> > > 40,000 lines which covers well over 100,000 IPs.
> > Anyone have any ideas
> > > on what could be causing this?
> >
> > It should work. Could you create debug log of the
> > request ?
>
> That may be a bit difficult... do you need to see the debug log from the
> requests NOT getting through, or just any request? Our servers are
> currently pushing well over 150mbps of traffic right now, and we cannot
> put it into debug mode and start messing around, but we can test it out
> on our test server, and get just a single request worth of debug log
> data.
You may enable the debug log for some addresses only:
http://nginx.org/en/docs/debugging_log.html
--
Igor Sysoev
http://sysoev.ru/en/
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