nur-packages

commit 2e82567dd779bc129bd45961d6622e8192841b4b
parent e5b8f231b142522bb6da5f310e1b9706c43bf21f
Author: Nikolay Korotkiy <sikmir@gmail.com>
Date:   Sun, 25 Apr 2021 16:19:21 +0300

Add gmnisrv module

Diffstat:
M
modules/default.nix
 | 
2
++
A
modules/services/gmnisrv.nix
 | 
95
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 97 insertions(+), 0 deletions(-)
diff --git a/modules/default.nix b/modules/default.nix
@@ -1,4 +1,6 @@
 {
+  gmnisrv = ./services/gmnisrv.nix;
+
   home-manager = {
     programs = {
       aerc = ./home-manager/programs/aerc.nix;
diff --git a/modules/services/gmnisrv.nix b/modules/services/gmnisrv.nix
@@ -0,0 +1,95 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.services.gmnisrv;
+in {
+  options.services.gmnisrv = {
+    enable = mkEnableOption "Simple Gemini protocol server";
+
+    package = mkOption {
+      type = types.package;
+      default = pkgs.gmnisrv;
+      defaultText = "pkgs.gmnisrv";
+      description = "Which gmnisrv package to use.";
+    };
+
+    hostNames = mkOption {
+      type = types.listOf types.str;
+      default = [ ];
+      example = [ "example.com" ];
+      description = "List of hostnames to respond to requests for.";
+    };
+
+    port = mkOption {
+      type = types.port;
+      default = 1965;
+      description = "TCP port for gmnisrv to bind to.";
+    };
+
+    user = mkOption {
+      type = types.str;
+      default = "gmnisrv";
+      description = "User under which gmnisrv is ran.";
+    };
+
+    group = mkOption {
+      type = types.str;
+      default = "gmnisrv";
+      description = "Group under which gmnisrv is ran.";
+    };
+
+    stateDir = mkOption {
+      type = types.path;
+      default = "/var/lib/gemini";
+      description = "The gmnisrv home directory containing certificates.";
+    };
+
+    docBase = mkOption {
+      type = types.str;
+      default = "/srv/gemini";
+      description = "Base directory for Gemini content.";
+    }
+  };
+
+  config = mkIf cfg.enable {
+    systemd.services.gmnisrv = {
+      description = "Simple gemini server";
+      after = [ "network.target" ];
+      wantedBy = [ "multi-user.target" ];
+      preStart = ''
+        mkdir -p "${cfg.stateDir}/certs"
+      '';
+      serviceConfig = let
+        configFile = pkgs.writeFile "gmnisrv.ini" ''
+          listen=0.0.0.0:${cfg.port}
+          [:tls]
+          store=${cfg.stateDir}/certs
+        '' + lib.concatMapStringsSep "\n" (hostname: ''
+          [${hostname}]
+          root=${cfg.docBase}/${hostname}
+        '') cfg.hostNames;
+      in {
+        User = cfg.user;
+        Group = cfg.group;
+        LogsDirectory = "gmnisrv";
+        ExecStart = "${cfg.package}/bin/gmnisrv -C ${configFile}";
+        Restart = "always";
+      };
+    };
+
+    users.users = optionalAttrs (cfg.user == "gmnisrv") {
+      gmnisrv = {
+        group = cfg.group;
+        home = cfg.stateDir;
+        createHome = true;
+        uid = config.ids.uids.gmnisrv;
+      };
+    };
+
+    users.groups = optionalAttrs (cfg.group == "gmnisrv") {
+      gmnisrv.gid = config.ids.gids.gmnisrv;
+    };
+  };
+}