nixos-config/modules/adguard/default.nix

{ config
, lib
, ...
}:
with lib; let
  cfg = config.eboskma.adguard;
in
{
  options.eboskma.adguard = {
    enable = mkEnableOption "adguard";
    upstreams = mkOption {
      description = "Upstream DNS servers";
      type = types.listOf types.str;
      example = [
        "http://1.1.1.1"
        "tls://1.1.1.1"
        "1.1.1.1"
      ];
    };
  };

  config = mkIf cfg.enable {
    services.adguardhome = {
      enable = true;
      openFirewall = true;

      settings = {
        auth_attempts = 5;
        block_auth_min = 15;

        clients = {
          persistent = [
            {
              name = "xiaomi-fan";
              ids = [ "5a:b6:23:35:1c:76" ];
              blocked_services = [
                "9gag"
                "amazon"
                "cloudflare"
                "dailymotion"
                "discord"
                "disneyplus"
                "ebay"
                "epic_games"
                "facebook"
                "hulu"
                "imgur"
                "instagram"
                "mail_ru"
                "netflix"
                "ok"
                "origin"
                "pinterest"
                "qq"
                "reddit"
                "skype"
                "snapchat"
                "spotify"
                "steam"
                "telegram"
                "tiktok"
                "tinder"
                "twitch"
                "twitter"
                "viber"
                "vimeo"
                "vk"
                "wechat"
                "weibo"
                "whatsapp"
                "youtube"
              ];
              filtering_enabled = true;
              ignore_querylog = false;
              ignore_statistics = false;
              parental_enabled = true;
              safe_search = {
                bing = false;
                duckduckgo = false;
                enabled = false;
                google = false;
                pixabay = false;
                yandex = false;
                youtube = false;
              };
              safebrowsing_enabled = true;
              tags = [ "device_other" ];
              upstreams = [ ];
              use_global_blocked_services = false;
              use_global_settings = true;
            }
          ];
          runtime_sources = {
            arp = true;
            dhcp = true;
            hosts = true;
            rdns = true;
            whois = true;
          };
        };
        debug_pprof = false;
        dhcp = {
          dhcpv4 = {
            gateway_ip = "10.0.0.1";
            icmp_timeout_msec = 1000;
            lease_duration = 86400;
            options = [ ];
            range_end = "10.0.0.200";
            range_start = "10.0.0.150";
            subnet_mask = "255.255.255.0";
          };
          dhcpv6 = {
            lease_duration = 86400;
            ra_allow_slaac = false;
            ra_slaac_only = false;
            range_start = "";
          };
          interface_name = "eth0";
          enabled = true;
          local_domain_name = "lan";
        };
        dns = {
          aaaa_disabled = false;
          all_servers = true;
          allowed_clients = [ ];
          anonymize_client_ip = false;
          bind_hosts = [ "0.0.0.0" ];
          blocked_hosts = [ "version.bind" "id.server" "hostname.bind" ];
          blocked_response_ttl = 10;
          blocked_services = [ "vk" "mail_ru" "pinterest" "tinder" "wechat" "ok" "qq" "snapchat" "weibo" "9gag" ];
          blocking_ipv4 = "";
          blocking_ipv6 = "";
          blocking_mode = "default";
          bogus_nxdomain = [ ];
          bootstrap_dns = [ ];
          bootstrap_prefer_ipv6 = false;
          cache_optimistic = false;
          cache_size = 4194304;
          cache_time = 30;
          cache_ttl_max = 0;
          cache_ttl_min = 0;
          disallowed_clients = [ ];
          dns64_prefixes = [ ];
          edns_client_subnet = {
            custom_ip = "";
            enabled = true;
            use_custom = false;
          };
          enable_dnssec = true;
          fastest_addr = false;
          fastest_timeout = "1s";
          filtering_enabled = true;
          filters_update_interval = 24;
          handle_ddr = true;
          ipset = [ ];
          ipset_file = "";
          local_ptr_upstreams = [ ];
          max_goroutines = 0;
          parental_block_host = "family-block.dns.adguard.com";
          parental_cache_size = 1048576;
          parental_enabled = false;
          port = 53;
          private_networks = [ ];
          protection_disabled_until = null;
          protection_enabled = true;
          ratelimit = 20;
          ratelimit_whitelist = [ ];
          refuse_any = true;
          rewrites = [
            {
              answer = "10.0.0.254";
              domain = "track.datarift.nl";
            }
            {
              answer = "10.0.0.2";
              domain = "ca.datarift.nl";
            }
            {
              answer = "10.0.0.252";
              domain = "pve.datarift.nl";
            }
            {
              answer = "10.0.0.251";
              domain = "git.datarift.nl";
            }
            {
              answer = "10.0.0.251";
              domain = "minio.datarift.nl";
            }
            {
              answer = "10.0.0.251";
              domain = "home.datarift.nl";
            }
            {
              answer = "10.0.0.251";
              domain = "drone.datarift.nl";
            }
            {
              answer = "10.0.0.100";
              domain = "vidz.datarift.nl";
            }
            {
              answer = "10.0.0.4";
              domain = "loki.datarift.nl";
            }
            {
              answer = "10.0.0.251";
              domain = "minio-admin.datarift.nl";
            }
            {
              answer = "192.168.4.32";
              domain = "vaultserver.horus.nu";
            }
            {
              answer = "10.0.0.254";
              domain = "mqtt.datarift.nl";
            }
            {
              answer = "10.0.0.251";
              domain = "frigate.datarift.nl";
            }
            {
              answer = "192.168.4.130";
              domain = "containers.internal.horus.nu";
            }
            {
              answer = "192.168.4.121";
              domain = "repohost.bedum.horus.nu";
            }
            {
              answer = "192.168.4.150";
              domain = "teamcity.horus.nu";
            }
            {
              answer = "2a02:a441:c959:1:52ef:4c5d:ffac:25bc";
              domain = "frigate.datarift.nl";
            }
          ];
          safe_search = {
            bing = true;
            duckduckgo = true;
            enabled = false;
            google = true;
            pixabay = true;
            yandex = true;
            youtube = true;
          };
          safebrowsing_block_host = "standard-block.dns.adguard.com";
          safebrowsing_cache_size = 1048576;
          safebrowsing_enabled = false;
          safesearch_cache_size = 1048576;
          serve_http3 = false;
          trusted_proxies = [ "127.0.0.0/8" "::1/128" ];
          upstream_dns = cfg.upstreams;
          upstream_dns_file = "";
          upstream_timeout = "10s";
          use_dns64 = false;
          use_http3_upstreams = false;
          use_private_ptr_resolvers = true;
        };
        filters = [
          {
            enabled = true;
            id = 1;
            name = "AdGuard DNS filter";
            url = "https://adguardteam.github.io/AdGuardSDNSFilter/Filters/filter.txt";
          }
          {
            enabled = true;
            id = 2;
            name = "AdAway";
            url = "https://adaway.org/hosts.txt";
          }
          {
            enabled = true;
            id = 1586463155;
            name = "dbl.oisd.nl";
            url = "https://dbl.oisd.nl/";
          }
        ];
        http_proxy = "";
        language = "";
        log_compress = false;
        log_file = "";
        log_localtime = false;
        log_max_age = 3;
        log_max_backups = 0;
        log_max_size = 100;
        os = {
          group = "";
          rlimit_nofile = 0;
          user = "";
        };
        querylog = {
          enabled = true;
          file_enabled = true;
          ignored = [ ];
          interval = "168h";
          size_memory = 1000;
        };
        schema_version = 20;
        statistics = {
          enabled = true;
          ignored = [ ];
          interval = "168h";
        };
        theme = "auto";
        tls = {
          allow_unencrypted_doh = false;
          certificate_chain = "";
          certificate_path = "";
          dnscrypt_config_file = "";
          enabled = false;
          force_https = false;
          port_dns_over_quic = 784;
          port_dns_over_tls = 853;
          port_dnscrypt = 0;
          port_https = 443;
          private_key = "";
          private_key_path = "";
          server_name = "";
          strict_sni_check = false;
        };
        user_rules = [
          "@@||msmetrics.ws.sonos.com^$important"
          "@@||trafficdeposit.com^$important"
          "@@||omropfryslan.bbvms.com^$important"
          "@@||cdn.riverhit.com^$important"
          "@@||kpngroup.emsecure.net^$important"
          "@@||chtbl.com^$important"
          "@@||*^$client='TV'"
          "||mozilla.cloudflare-dns.com^$important"
          "||use-application-dns.net^$important"
          "@@||widget.fitanalytics.com^$important"
          "@@||cdn.bluebillywig.com^$important"
          "@@||bert.org^$important"
          "||prod-pre.fns.tunein.com^$important"
          "#||mi.com^$dnsrewrite=NOERROR;A;10.0.0.4"
          "#||xiaomi.com^$dnsrewrite=NOERROR;A;10.0.0.4"
          "@@||aa.tweakers.nl^$important"
          "@@||ab.tweakers.nl^$important"
          "||zip^"
        ];
        users = [
          {
            name = "erwin";
            password = "$2b$12$bcE.EzNPhKmtDlgkej83xeAE/ADmAczt.iaElp6v4QT8DBlbVBgb.";
          }
        ];
        verbose = false;
        web_session_ttl = 720;
        whitelist_filters = [ ];
      };
    };

    # This is necessary to bind a raw socket for DHCP
    systemd.services.adguardhome.serviceConfig.AmbientCapabilities = [ "CAP_NET_RAW" ];

    networking.firewall = {
      allowedUDPPorts = [ 53 67 ];
    };
  };
}