ediblerope
0c937b8601
- trustedLegacyCidrs now empty; eno1 is strictly WAN - AdGuard rewrite retargets nordhammer.it → 10.0.0.1 (the new router IP) - dnsmasq pins the bedroom camera (f0:a7:31:6c:50:4b) to 10.0.0.39 Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
51 lines
1.9 KiB
Nix
51 lines
1.9 KiB
Nix
# services/adguard.nix — AdGuard Home network-wide DNS ad blocker
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{ config, lib, pkgs, ... }:
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{
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config = lib.mkIf (config.networking.hostName == "FredOS-Mediaserver") {
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services.adguardhome = {
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enable = true;
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# Web UI bound to localhost; nginx reverse-proxies at adguard.nordhammer.it
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host = "127.0.0.1";
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port = 3000;
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# Nix is authoritative: settings below overwrite UI-made changes on rebuild
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mutableSettings = false;
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settings = {
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dns = {
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bind_hosts = [ "0.0.0.0" ];
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port = 53;
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# Query all upstreams in parallel; take the fastest response
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upstream_mode = "parallel";
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# Mix of DoH (encrypted) and plain UDP (low-latency) upstreams
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upstream_dns = [
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"https://dns.cloudflare.com/dns-query"
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"https://dns.quad9.net/dns-query"
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"1.1.1.1"
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"9.9.9.9"
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];
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bootstrap_dns = [ "1.1.1.1" "9.9.9.9" ];
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cache_size = 4194304;
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cache_ttl_min = 60;
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};
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filters = [
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{ enabled = true; id = 1; name = "AdGuard DNS filter";
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url = "https://adguardteam.github.io/AdGuardSDNSFilter/Filters/filter.txt"; }
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{ enabled = true; id = 2; name = "AdAway Default Blocklist";
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url = "https://adaway.org/hosts.txt"; }
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{ enabled = true; id = 3; name = "OISD Big";
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url = "https://big.oisd.nl/"; }
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];
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# Resolve our own hostnames to the router's LAN IP so LAN clients
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# bypass any NAT reflection.
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filtering.rewrites = [
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{ domain = "nordhammer.it"; answer = "10.0.0.1"; }
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{ domain = "*.nordhammer.it"; answer = "10.0.0.1"; }
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];
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};
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};
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# LAN DNS — router blocks WAN:53 so this is effectively LAN-only
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networking.firewall.allowedTCPPorts = [ 53 ];
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networking.firewall.allowedUDPPorts = [ 53 ];
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};
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}
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