'How to announce VIP with BGP for DPDK application?
I'm new to DPDK, I have a question on how to announce VIP through BGP for my LB based on DPDK.
The design looks like this:
- I have multiple hosts (virtual machines or physical machines), every host advertising the same VIP, 10.0.0.10 for example.
- Each LB host has two NICs, one for DPDK, one for admin purposes.
- LB forward the packets to backend servers based on VIP configuration
Normally, I use Bird or Quagga for BGP advertising, but I don't know how to make BGP work with DPDK applications. Do I need to implement BGP and ARP within the DPDK application? It looks overkilling to me.
I searched online but seems there's little information about DPDK. I expect DPDK experts could provide me with some hints or point me to the related resources.
Update:
My question is: how to announce VIP with Quagga/Bird for my DPDK application (NIC2)? DPDK application and Quagga/Bird are running on the same machine.
After more investigation, I find one of the solution is using DPDK KNI to forward BGP traffic to Linux kernel, so Quagga/Bird could advertise VIP through KNI interface.
I'm wondering is it possible to announce VIP through NIC1 for NIC2 which is bound to DPDK application, so I don't need implement KNI in my DPDK application.
Sources
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Source: Stack Overflow
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