feat: inject DNS client into query via ECS

TuxInvader / nginx-dns

Sample Configuration for DNS over HTTPS (DoH/DoT gateway) and GSLB with NGINX

BSD 2-Clause "Simplified" License

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Open honigpferd opened 8 months ago

honigpferd commented 8 months ago

Add client ip as ECS param in EDNS(0). This provides useful in combination with Pi-hole (R) detecting clients by ECS.

see also https://github.com/pi-hole/FTL/pull/851 and Pi-hole setting EDNS0_ECS=true (default)

based on RFC7871