shack/node-light: init

krebs/2configs/shack/node-light.nix

@@ -0,0 +1,53 @@
+{ config, lib, pkgs, ... }:
+
+let
+  pkg = pkgs.callPackage (
+    pkgs.fetchgit {
+      url = "https://git.shackspace.de/rz/node-light.git";
+      rev = "a32c782650c4cc0adf51250fe249167d7246c59b";
+      sha256 = "0clvcp1m2ay0a9ibh7s21q7d9a6nam3497bysvc6mdygblks22qy";
+    }) {};
+    home = "/var/lib/node-light";
+    port = "8082";
+in {
+  # receive response from light.shack / standby.shack
+  networking.firewall.allowedUDPPorts = [ 2342 ];
+  users.users.node-light = {
+    inherit home;
+    createHome = true;
+  };
+  services.nginx.virtualHosts."lounge.light.shack" = {
+    locations."/" = {
+      proxyPass = "http://localhost:${port}/lounge/";
+    };
+  };
+  services.nginx.virtualHosts."power.light.shack" = {
+    locations."/" = {
+      proxyPass = "http://localhost:${port}/power/";
+    };
+  };
+
+  services.nginx.virtualHosts."openhab.shack" = {
+    serverAliases = [ "lightapi.shack" ];
+    locations."/power".proxyPass = "http://localhost:${port}";
+    locations."/lounge".proxyPass = "http://localhost:${port}";
+  };
+  systemd.services.node-light= {
+    description = "node-light";
+    wantedBy = [ "multi-user.target" ];
+    environment.PORT = port;
+    serviceConfig = {
+      User = "node-light";
+      # do not override the current storage file
+      ExecStartPre = pkgs.writeDash "call-light-pre" ''
+        cp -vn  ${pkg}/share/storage.json ${home}
+        chmod 700 ${home}/storage.json
+
+      '';
+      WorkingDirectory = home;
+      ExecStart = "${pkg}/bin/node-light";
+      Restart = "always";
+      PrivateTmp = true;
+    };
+  };
+}