On Wednesday, August 22, 2018 11:42:35 Grant Taylor via bind-users wrote: > On 08/22/2018 01:15 AM, Zhengyu Pan wrote: > > In my application scenario, I have two master. Each master connect > > several slave dns. When users update zone, i update these two master > > respectively in a for loop. However, when any master update fails, i > > will roll bock. you know, whenever any update, zone's serial will > > increase. this cause that the serial numbers of zone in two masters are > > inconsistent. How can i keep these two masters' zones consistent in real > > time? Is using rsync tool a good way? In the industry, is there a good > > way to synchronize two masters? > > This may be an unpopular opinion, especially on the BIND-Users mailing > list (sometimes BIND is not the best answer). > > It sounds like you might want something like multi-master DNS servers > that Active Directory (with AD integrated zones) provides. > > You can "Enable BIND secondaries" to allow (any) slave server to do a > standard zone transfer. > > You could then make your change to one master DNS server and AD will > ensure that the other gets it too. Either way, without reconfiguring > anything. > > I would love to see this type of feature in BIND. But I've not seen > anything provide it yet. > Other possibilities exist too. For example, the Men & Mice DDI product[1] supports multi-master across multiple disparate primaries with their "xDNS" plugin. But I wouldn't say that multi-master is a good idea in general, as it suffers from all of the problems that come with having multiple versions of the truth.
[1] <https://www.menandmice.com/products/dns-management/> -- Greg Rivers _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users
