From 8e18ff0c2418df507eff96f4b199ea6002485f2f Mon Sep 17 00:00:00 2001
From: TomaSajt <62384384+TomaSajt@users.noreply.github.com>
Date: Sun, 17 Sep 2023 17:12:55 +0200
Subject: nixos/lanraragi: init

---
 nixos/modules/services/web-apps/lanraragi.nix | 100 ++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 nixos/modules/services/web-apps/lanraragi.nix

(limited to 'nixos/modules/services/web-apps')

diff --git a/nixos/modules/services/web-apps/lanraragi.nix b/nixos/modules/services/web-apps/lanraragi.nix
new file mode 100644
index 000000000000..f1ab8b8b4eb4
--- /dev/null
+++ b/nixos/modules/services/web-apps/lanraragi.nix
@@ -0,0 +1,100 @@
+{ pkgs, lib, config, ... }:
+
+let
+  cfg = config.services.lanraragi;
+in
+{
+  meta.maintainers = with lib.maintainers; [ tomasajt ];
+
+  options.services = {
+    lanraragi = {
+      enable = lib.mkEnableOption (lib.mdDoc "LANraragi");
+      package = lib.mkPackageOptionMD pkgs "lanraragi" { };
+
+      port = lib.mkOption {
+        type = lib.types.port;
+        default = 3000;
+        description = lib.mdDoc "Port for LANraragi's web interface.";
+      };
+
+      passwordFile = lib.mkOption {
+        type = lib.types.nullOr lib.types.path;
+        default = null;
+        example = "/run/keys/lanraragi-password";
+        description = lib.mdDoc ''
+          A file containing the password for LANraragi's admin interface.
+        '';
+      };
+
+      redis = {
+        port = lib.mkOption {
+          type = lib.types.port;
+          default = 6379;
+          description = lib.mdDoc "Port for LANraragi's Redis server.";
+        };
+        passwordFile = lib.mkOption {
+          type = lib.types.nullOr lib.types.path;
+          default = null;
+          example = "/run/keys/redis-lanraragi-password";
+          description = lib.mdDoc ''
+            A file containing the password for LANraragi's Redis server.
+          '';
+        };
+      };
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    services.redis.servers.lanraragi = {
+      enable = true;
+      port = cfg.redis.port;
+      requirePassFile = cfg.redis.passwordFile;
+    };
+
+    systemd.services.lanraragi = {
+      description = "LANraragi main service";
+      after = [ "network.target" "redis-lanraragi.service" ];
+      requires = [ "redis-lanraragi.service" ];
+      wantedBy = [ "multi-user.target" ];
+      serviceConfig = {
+        ExecStart = lib.getExe cfg.package;
+        DynamicUser = true;
+        StateDirectory = "lanraragi";
+        RuntimeDirectory = "lanraragi";
+        LogsDirectory = "lanraragi";
+        Restart = "on-failure";
+        WorkingDirectory = "/var/lib/lanraragi";
+      };
+      environment = {
+        "LRR_TEMP_DIRECTORY" = "/run/lanraragi";
+        "LRR_LOG_DIRECTORY" = "/var/log/lanraragi";
+        "LRR_NETWORK" = "http://*:${toString cfg.port}";
+        "HOME" = "/var/lib/lanraragi";
+      };
+      preStart = ''
+        REDIS_PASS=${lib.optionalString (cfg.redis.passwordFile != null) "$(head -n1 ${cfg.redis.passwordFile})"}
+        cat > lrr.conf <<EOF
+        {
+          redis_address => "127.0.0.1:${toString cfg.redis.port}",
+          redis_password => "$REDIS_PASS",
+          redis_database => "0",
+          redis_database_minion => "1",
+          redis_database_config => "2",
+          redis_database_search => "3",
+        }
+        EOF
+      '' + lib.optionalString (cfg.passwordFile != null) ''
+        PASS_HASH=$(
+          PASS=$(head -n1 ${cfg.passwordFile}) ${cfg.package.perlEnv}/bin/perl -I${cfg.package}/share/lanraragi/lib -e \
+            'use LANraragi::Controller::Config; print LANraragi::Controller::Config::make_password_hash($ENV{PASS})' \
+            2>/dev/null
+        )
+
+        ${lib.getExe pkgs.redis} -h 127.0.0.1 -p ${toString cfg.redis.port} -a "$REDIS_PASS" <<EOF
+          SELECT 2
+          HSET LRR_CONFIG password $PASS_HASH
+        EOF
+      '';
+    };
+  };
+}
-- 
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