mirror of
https://github.com/gensokyo-zone/infrastructure.git
synced 2026-02-09 04:19:19 -08:00
44 lines
1.4 KiB
Nix
44 lines
1.4 KiB
Nix
{
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lib,
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config,
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options,
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meta,
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access,
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...
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}: let
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inherit (lib.modules) mkIf mkBefore mkOrder;
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enableDns = !config.services.dnsmasq.enable && config.networking.hostName != "utsuho";
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in {
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imports = let
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inherit (meta) nixos;
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in [
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nixos.avahi
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];
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#services.resolved.enable = mkIf enableDns false;
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systemd.services.avahi-daemon = mkIf (options ? proxmoxLXC && config.services.avahi.enable) {
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serviceConfig.ExecStartPre = mkIf config.services.resolved.enable [
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"+-${config.systemd.package}/bin/resolvectl mdns eth0 yes"
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];
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};
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systemd.network.networks.eth0 = mkIf (! options ? proxmoxLXC) {
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matchConfig.Name = "eth0";
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linkConfig.Multicast = true;
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networkConfig.MulticastDNS = true;
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};
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networking.nameservers' = mkIf enableDns (mkBefore [
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{ address = access.getAddressFor "utsuho" "lan"; }
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]);
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# prioritize our resolver over systemd-resolved!
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system.nssDatabases.hosts = let
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avahiResolverEnabled = config.services.avahi.enable && (config.services.avahi.nssmdns4 || config.services.avahi.nssmdns4);
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in mkIf (enableDns && (config.services.resolved.enable || avahiResolverEnabled)) (mkOrder 499 ["dns"]);
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services.resolved.extraConfig = mkIf enableDns ''
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DNSStubListener=no
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'';
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boot.kernel.sysctl = {
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# not sure how to get it to overlap with subgid/idmap...
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"net.ipv4.ping_group_range" = "0 7999";
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};
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}
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