41 lines
986 B
Nix
41 lines
986 B
Nix
{ config, lib, ... }:
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with lib;
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let
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cfg = config.hq.yggdrasil;
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hostNameHash = builtins.hashString "sha256" config.networking.hostName;
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hextets = map (i: substring (4 * i) (4 * (i + 1)) hostNameHash) [ 0 1 2 3 ];
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hostAddr = concatStringsSep ":" hextets;
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in {
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options = with types; {
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hq.yggdrasil = {
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enable =
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mkEnableOption "Configure Yggdrasil access via the Yggdrasil router";
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interface = mkOption {
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type = nullOr str;
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default = "eth0";
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description = "Network interface to the C3D2 HQ ethernet";
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};
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};
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};
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config = mkIf cfg.enable {
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networking.interfaces = {
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"${cfg.interface}" = {
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"ipv6" = {
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addresses = [{
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address = "310:5217:69c0:9afc:${hostAddr}";
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prefixLength = 64;
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}];
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routes = [{
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address = "200::";
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prefixLength = 7;
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via = "310:5217:69c0:9afc::1";
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}];
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};
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};
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};
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};
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}
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