141 lines
3.7 KiB
Nix
141 lines
3.7 KiB
Nix
{ config, lib, pkgs, ... }:
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with config.krebs.lib;
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let
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cfg = config.krebs.nginx;
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out = {
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options.krebs.nginx = api;
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config = lib.mkIf cfg.enable imp;
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};
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api = {
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enable = mkEnableOption "krebs.nginx";
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default404 = mkOption {
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type = types.bool;
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default = true;
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description = ''
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By default all requests not directed to an explicit hostname are
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replied with a 404 error to avoid accidental exposition of nginx
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services.
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Set this value to `false` to disable this behavior - you will then be
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able to configure a new `default_server` in the listen address entries
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again.
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'';
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};
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servers = mkOption {
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type = types.attrsOf (types.submodule {
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options = {
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server-names = mkOption {
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type = with types; listOf str;
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# TODO use identity
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default = [
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"${config.networking.hostName}"
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"${config.networking.hostName}.r"
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"${config.networking.hostName}.retiolum"
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];
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};
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listen = mkOption {
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type = with types; either str (listOf str);
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default = "80";
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apply = x:
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if typeOf x != "list"
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then [x]
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else x;
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};
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locations = mkOption {
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type = with types; listOf (attrsOf str);
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default = [];
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};
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extraConfig = mkOption {
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type = with types; string;
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default = "";
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};
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ssl = mkOption {
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type = with types; submodule ({
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options = {
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enable = mkEnableOption "ssl";
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certificate = mkOption {
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type = str;
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};
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certificate_key = mkOption {
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type = str;
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};
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#TODO: check for valid cipher
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ciphers = mkOption {
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type = str;
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default = "AES128+EECDH:AES128+EDH";
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};
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prefer_server_ciphers = mkOption {
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type = bool;
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default = true;
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};
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protocols = mkOption {
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type = listOf (enum [ "SSLv2" "SSLv3" "TLSv1" "TLSv1.1" "TLSv1.2" ]);
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default = [ "TLSv1.1" "TLSv1.2" ];
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};
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};
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});
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default = {};
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};
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};
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});
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default = {};
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};
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};
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imp = {
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services.nginx = {
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enable = true;
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httpConfig = ''
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default_type application/octet-stream;
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sendfile on;
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keepalive_timeout 65;
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gzip on;
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${optionalString cfg.default404 ''
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server {
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listen 80 default_server;
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server_name _;
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return 404;
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}''}
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${concatStrings (mapAttrsToList (_: to-server) cfg.servers)}
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'';
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};
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};
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indent = replaceChars ["\n"] ["\n "];
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to-location = { name, value }: ''
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location ${name} {
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${indent value}
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}
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'';
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to-server = { server-names, listen, locations, extraConfig, ssl, ... }: ''
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server {
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server_name ${toString server-names};
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${concatMapStringsSep "\n" (x: indent "listen ${x};") listen}
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${optionalString ssl.enable (indent ''
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listen 443 ssl;
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ssl_certificate ${ssl.certificate};
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ssl_certificate_key ${ssl.certificate_key};
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${optionalString ssl.prefer_server_ciphers ''
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ssl_prefer_server_ciphers On;
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''}
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ssl_ciphers ${ssl.ciphers};
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ssl_protocols ${toString ssl.protocols};
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'')}
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${indent extraConfig}
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${indent (concatMapStrings to-location locations)}
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}
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'';
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in
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out
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