Files
homelab/services/unbound.nix
T
darmanandClaude Sonnet 5 4679afa505 Trim comments across configs and services
Shorten verbose multi-paragraph comments to essentials, and drop a
stale claim in common.nix that jupiter kept its own copy of the base
config (it now imports common.nix directly).

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-07-20 06:04:27 +02:00

37 lines
1.2 KiB
Nix

{ ... }:
# Local recursive DNS resolver (privacy + DNSSEC). Your adblock DNS
# (pihole/AdGuard) forwards to this instead of a public upstream.
# Listens on 127.0.0.1:5335 — point the adblock engine's upstream there:
# AdGuard: dns.upstream_dns = [ "127.0.0.1:5335" ];
# pihole: upstream = "127.0.0.1#5335";
{
services.unbound = {
enable = true;
# Do NOT point resolv.conf at unbound: it listens on :5335, not :53, so
# that leaves the host with no resolver until pihole binds :53 — a
# boot-time deadlock. Host resolves via networking.nameservers instead.
resolveLocalQueries = false;
# NixOS manages the DNSSEC root trust anchor (unbound-anchor).
settings.server = {
interface = [ "127.0.0.1" ];
port = 5335;
access-control = [ "127.0.0.0/8 allow" ];
do-ip6 = "no"; # flip to yes if you resolve over IPv6
prefer-ip6 = "no";
# Privacy / hardening (standard pi-hole+unbound guide).
hide-identity = true;
hide-version = true;
harden-glue = true;
harden-dnssec-stripped = true;
use-caps-for-id = false;
qname-minimisation = true;
edns-buffer-size = 1232;
prefetch = true;
};
};
}