On 27 February 2018 at 03:13, Anil Venkata <anilvenk...@redhat.com> wrote:
> For example, I have a 10.1.0.0/24 network and a load balancer is added to > it with 10.1.0.10 as VIP and 10.1.0.2(MAC 50:54:00:00:00:01), 10.1.0.3(MAC > 50:54:00:00:00:02) as members. > ovn-nbctl create load_balancer vips:10.1.0.10="10.1.0.2,10.1.0.3" > We currently need the VIP to be in a different subnet. You should connect switch it to a dummy logical router (or connect it to a external router). Since a VIP is in a different subnet, it sends an ARP for logical router IP and then things will work. > > When I try to send a request from client within the subnet(i.e 10.1.0.33) > its not reaching any load balancer members. > I noticed ARP not resolved for VIP 10.1.0.10. > > I tried to resolve this in two ways > 1) Adding a new ARP reply ovs flow for VIP 10.1.0.10 with router port's > MAC. When client tries to connect VIP, it will use router's MAC. Now router > gets the packet after load balancing, and will forward the packet to > appropriate member. > > 2) Second approach, > a) Using a new MAC(example, 50:54:00:00:00:ab) for VIP 10.1.0.10, and > adding a new ARP reply flow with this MAC. > b) As we are not using router, when load balancing changes destination > ip, VIP MAC has to be replaced with corresponding member's MAC i.e > sudo ovs-ofctl add-flow br-int "table=24,ip,priority=150,dl_ > dst=50:54:00:00:00:ab,nw_dst=10.1.0.2,action=mod_dl_dst:50: > 54:00:00:00:01,load:0x1->NXM_NX_REG15[],resubmit(,32)" > sudo ovs-ofctl add-flow br-int "table=24,ip,priority=150,dl_ > dst=50:54:00:00:00:ab,nw_dst=10.1.0.3,action=mod_dl_dst:50: > 54:00:00:00:02,load:0x2->NXM_NX_REG15[],resubmit(,32)" > > Which approach will be better or is there any alternate solution? > > Thanks > Anil > > > _______________________________________________ > discuss mailing list > disc...@openvswitch.org > https://mail.openvswitch.org/mailman/listinfo/ovs-discuss > >
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