150 lines
3.7 KiB
Nix
150 lines
3.7 KiB
Nix
{
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pkgs,
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config,
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lib,
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...
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}: let
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service = "caddy";
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cfg = config.homelab.${service};
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sec = config.sops.secrets;
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homelab = config.homelab;
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in {
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options.homelab.${service} = {
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enable = lib.mkEnableOption "enables ${service}";
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# set port options
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data_dir = lib.mkOption {
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type = lib.types.str;
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default = "/var/lib/${service}";
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description = "set data directory for ${service}";
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};
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keys = lib.mkOption {
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type = lib.types.bool;
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default = false;
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description = "host keys directory";
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};
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backup = lib.mkOption {
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type = lib.types.bool;
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default = true;
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description = "enable backups for ${service}";
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};
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motd = lib.mkOption {
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type = lib.types.nullOr lib.types.str;
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default = service;
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};
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};
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config = lib.mkIf cfg.enable {
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# declare ${service} group
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users.groups.${service} = {};
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# declare ${service} user
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users.users.${service} = {
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description = "${service} server user";
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isSystemUser = true;
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home = cfg.data_dir;
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createHome = true;
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group = service;
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extraGroups = [];
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};
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# enable the ${service} service
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services.${service} = {
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enable = true;
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user = service;
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group = service;
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dataDir = cfg.data_dir;
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package = pkgs.caddy.withPlugins {
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plugins = [
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"github.com/caddy-dns/cloudflare@v0.2.4"
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];
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hash = "sha256-PWadA5qr/gR2qDcT8l8u1Xku7LM2HIfWTLOkzezCYy0=";
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# Replace with the hash from the build error the first time you build.
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};
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email = "me@blakedheld.xyz";
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globalConfig = ''
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auto_https ignore_loaded_certs
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acme_dns cloudflare {env.CLOUDFLARE_API_TOKEN}
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'';
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# static page for hosting key files
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virtualHosts = {
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"keys.${homelab.base_domain}" = lib.mkIf cfg.keys {
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serverAliases = ["keys.${homelab.public_domain}"];
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extraConfig = ''
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tls internal
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root /var/www/keys
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file_server browse
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'';
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};
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};
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};
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# enable acme for auto ssl certs with lets encrypt
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security.acme = {
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acceptTerms = true;
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defaults.email = "me@blakedheld.xyz";
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};
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# override umask to make permissions work out
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systemd.services.${service}.serviceConfig = {
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UMask = lib.mkForce "0007";
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# make cloudflare token readable
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EnvironmentFile = sec."cloudflare/api_token_caddy".path;
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#LoadCredential = "CLOUDFLARE_API_TOKEN:${sec."cloudflare/api_token_caddy".path}";
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};
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# open firewall
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networking.firewall.allowedTCPPorts = [80 443];
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sops.secrets = {
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"ssl_blakedheld_crt" = {
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owner = "caddy";
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group = "caddy";
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path = "/etc/ssl/blakedheld.xyz.crt";
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};
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"ssl_blakedheld_key" = {
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owner = "caddy";
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group = "caddy";
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path = "/etc/ssl/blakedheld.xyz.key";
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};
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"cloudflare/api_token_caddy" = {
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owner = "caddy";
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group = "caddy";
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};
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"klefki_pub.asc" = {
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owner = "caddy";
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group = "caddy";
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path = "/var/www/keys/klefki_pub.asc";
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};
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"caddy_root.crt" = {
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owner = "caddy";
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group = "caddy";
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path = "/var/www/keys/caddy_root.crt";
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};
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};
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environment.etc."caddy/browse.html".text = ''
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>keyring</title>
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<style>
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footer { display: none !important; }
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</style>
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</head>
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<body>
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{{template "listing" .}}
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</body>
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</html>
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'';
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# add to backups
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homelab.backups.baks = {
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${service} = {paths = [cfg.data_dir];};
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};
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};
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}
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