29027fd1e1
Using pkgs.lib on the spine of module evaluation is problematic because the pkgs argument depends on the result of module evaluation. To prevent an infinite recursion, pkgs and some of the modules are evaluated twice, which is inefficient. Using ‘with lib’ prevents this problem.
98 lines
2.2 KiB
Nix
98 lines
2.2 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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cfg = config.services.virtuoso;
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virtuosoUser = "virtuoso";
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stateDir = "/var/lib/virtuoso";
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in
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with lib;
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{
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###### interface
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options = {
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services.virtuoso = {
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enable = mkOption {
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default = false;
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description = "Whether to enable Virtuoso Opensource database server.";
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};
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config = mkOption {
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default = "";
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description = "Extra options to put into Virtuoso configuration file.";
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};
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parameters = mkOption {
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default = "";
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description = "Extra options to put into [Parameters] section of Virtuoso configuration file.";
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};
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listenAddress = mkOption {
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default = "1111";
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example = "myserver:1323";
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description = "ip:port or port to listen on.";
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};
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httpListenAddress = mkOption {
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default = null;
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example = "myserver:8080";
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description = "ip:port or port for Virtuoso HTTP server to listen on.";
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};
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dirsAllowed = mkOption {
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default = null;
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example = "/www, /home/";
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description = "A list of directories Virtuoso is allowed to access";
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};
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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users.extraUsers = singleton
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{ name = virtuosoUser;
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uid = config.ids.uids.virtuoso;
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description = "virtuoso user";
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home = stateDir;
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};
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jobs.virtuoso = {
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name = "virtuoso";
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startOn = "filesystem";
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preStart = ''
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mkdir -p ${stateDir}
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chown ${virtuosoUser} ${stateDir}
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'';
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script = ''
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cd ${stateDir}
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${pkgs.virtuoso}/bin/virtuoso-t +foreground +configfile ${pkgs.writeText "virtuoso.ini" cfg.config}
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'';
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};
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services.virtuoso.config = ''
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[Database]
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DatabaseFile=${stateDir}/x-virtuoso.db
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TransactionFile=${stateDir}/x-virtuoso.trx
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ErrorLogFile=${stateDir}/x-virtuoso.log
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xa_persistent_file=${stateDir}/x-virtuoso.pxa
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[Parameters]
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ServerPort=${cfg.listenAddress}
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RunAs=${virtuosoUser}
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${optionalString (cfg.dirsAllowed != null) "DirsAllowed=${cfg.dirsAllowed}"}
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${cfg.parameters}
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[HTTPServer]
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${optionalString (cfg.httpListenAddress != null) "ServerPort=${cfg.httpListenAddress}"}
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'';
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};
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}
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