67 lines
1.9 KiB
Nix
67 lines
1.9 KiB
Nix
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{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.clerie.nginx-port-forward;
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certs = config.security.acme.certs;
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sslDhparam = config.services.nginx.sslDhparam;
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mkServerBlock = isUDP: port: forward: ''
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server {
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listen ${port}${optionalString isUDP " udp"}${optionalString (forward.certName != null) " ssl"};
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listen [::]:${port}${optionalString isUDP " udp"}${optionalString (forward.certName != null) " ssl"};
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${ optionalString (forward.certName != null) ''
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ssl_certificate ${certs.${forward.certName}.directory}/fullchain.pem;
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ssl_certificate_key ${certs.${forward.certName}.directory}/key.pem;
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${ optionalString (sslDhparam != null) "ssl_dhparam ${sslDhparam};" }
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'' }
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proxy_pass ${forward.host}:${toString forward.port};
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}
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'';
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portForwardConf = ''
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${ concatStringsSep "\n" (mapAttrsToList (mkServerBlock false) cfg.tcpPorts) }
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${ concatStringsSep "\n" (mapAttrsToList (mkServerBlock true) cfg.udpPorts) }
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'';
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portOpts = { config, ... }@moduleAttrs: {
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options = {
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host = mkOption {
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type = types.str;
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};
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port = mkOption {
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type = types.int;
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};
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certName = mkOption {
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type = with types; nullOr str;
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default = null;
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};
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};
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};
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in
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{
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options = {
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clerie.nginx-port-forward = {
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enable = mkEnableOption "Nginx Port Forward";
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tcpPorts = mkOption {
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type = with types; attrsOf (submodule portOpts);
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default = {};
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};
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udpPorts = mkOption {
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type = with types; attrsOf (submodule portOpts);
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default = {};
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};
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};
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};
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config = mkIf cfg.enable {
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services.nginx.enable = true;
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services.nginx.streamConfig = portForwardConf;
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networking.firewall.allowedTCPPorts = mapAttrsToList ( port: dontcare: toInt port ) cfg.tcpPorts;
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networking.firewall.allowedUDPPorts = mapAttrsToList ( port: dontcare: toInt port ) cfg.udpPorts;
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};
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}
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