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Re: [libvirt] [PATCH] bridge_driver: use conffile for dnsmasq if it exists



2011/1/4 Daniel P. Berrange <berrange redhat com>:
> On Wed, Dec 22, 2010 at 10:09:54AM +0100, Paweł Krześniak wrote:
>> I want to create isolated environment for guests - they will be
>> connected to one bridge and will use private DNS data. No single
>> packet from this isolated network can reach external network - this
>> means no 53/udp traffic to resolvers defined in host's
>> /etc/resolv.conf.
>
> This sounds like a useful feature for libvirt to directly
> support, rather than requiring a hack in a external config
> file. eg, Some XML element to indicate whether to enable
> DNS proxying or not.

yes, but it's only the first part of this useful feature.
next parts are dnsmasq options like --addn-hosts --no-hosts --server
--log-queries --local-ttl (and probably some more..)

OK. I'll be happy with following *hack*:
diff --git a/configure.ac b/configure.ac
index acd30d9..7107661 100644
--- a/configure.ac
+++ b/configure.ac
@@ -134,7 +134,7 @@ dnl We will hard-code paths to these programs
unless we cannot
 dnl detect them, in which case we'll search for the program
 dnl along the $PATH at runtime and fail if it's not there.
 AC_PATH_PROG([DNSMASQ], [dnsmasq], [dnsmasq],
-       [/sbin:/usr/sbin:/usr/local/sbin:$PATH])
+       [/usr/local/sbin:/sbin:/usr/sbin:$PATH])
 AC_PATH_PROG([RADVD], [radvd], [radvd],
        [/sbin:/usr/sbin:/usr/local/sbin:$PATH])
 AC_PATH_PROG([BRCTL], [brctl], [brctl],


-- 
Pawel


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