74 lines
2.2 KiB
Nix
74 lines
2.2 KiB
Nix
{ lib, pkgs, config, ... }:
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let
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cfg = config.services.go-camo;
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inherit (lib) mkOption mkEnableOption mkIf mkMerge types optionalString;
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in
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{
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options.services.go-camo = {
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enable = mkEnableOption "go-camo service";
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listen = mkOption {
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type = types.nullOr types.str;
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default = null;
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description = "Address:Port to bind to for HTTP (default: 0.0.0.0:8080).";
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apply = v: optionalString (v != null) "--listen=${v}";
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};
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sslListen = mkOption {
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type = types.nullOr types.str;
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default = null;
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description = "Address:Port to bind to for HTTPS.";
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apply = v: optionalString (v != null) "--ssl-listen=${v}";
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};
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sslKey = mkOption {
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type = types.nullOr types.path;
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default = null;
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description = "Path to TLS private key.";
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apply = v: optionalString (v != null) "--ssl-key=${v}";
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};
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sslCert = mkOption {
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type = types.nullOr types.path;
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default = null;
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description = "Path to TLS certificate.";
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apply = v: optionalString (v != null) "--ssl-cert=${v}";
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};
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keyFile = mkOption {
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type = types.path;
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default = null;
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description = ''
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A file containing the HMAC key to use for signing URLs.
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The file can contain any string. Can be generated using "openssl rand -base64 18 > the_file".
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'';
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};
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extraOptions = mkOption {
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type = with types; listOf str;
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default = [];
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description = "Extra options passed to the go-camo command.";
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};
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};
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config = mkIf cfg.enable {
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systemd.services.go-camo = {
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description = "go-camo service";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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environment = {
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GOCAMO_HMAC_FILE = "%d/hmac";
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};
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script = ''
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export GOCAMO_HMAC=$(cat "$GOCAMO_HMAC_FILE")
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exec ${lib.escapeShellArgs(lib.lists.remove "" ([ "${pkgs.go-camo}/bin/go-camo" cfg.listen cfg.sslListen cfg.sslKey cfg.sslCert ] ++ cfg.extraOptions))}
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'';
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serviceConfig = {
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NoNewPrivileges = true;
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ProtectSystem = "strict";
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DynamicUser = true;
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User = "gocamo";
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Group = "gocamo";
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LoadCredential = [
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"hmac:${cfg.keyFile}"
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];
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};
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};
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};
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}
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