From 35837fd8d6df7d3fe4797fbc478fb2ccd0581bcb Mon Sep 17 00:00:00 2001
From: makefu <github@syntax-fehler.de>
Date: Wed, 17 Jul 2019 10:43:12 +0200
Subject: shack/powerraw: init

---
 krebs/2configs/shack/powerraw.nix | 41 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 krebs/2configs/shack/powerraw.nix

diff --git a/krebs/2configs/shack/powerraw.nix b/krebs/2configs/shack/powerraw.nix
new file mode 100644
index 00000000..9b957b78
--- /dev/null
+++ b/krebs/2configs/shack/powerraw.nix
@@ -0,0 +1,41 @@
+{ config, lib, pkgs, ... }:
+# Replacement for powerraw.shack pollin box
+# Requires usb-serial device on host
+# Requires mqtt available at mqtt.shack
+# Requires hostname powerraw.shack
+let
+  pkg = pkgs.python3.pkgs.callPackage (
+    pkgs.fetchgit {
+      url = "https://git.shackspace.de/rz/powermeter.git";
+      rev = "96609f0d632e0732afa768ddd7b3f8841ca37c1b";
+      sha256 = "sha256:0wfpm3ik5r081qv2crmpjwylgg2v8ximq347qh0fzq1rwv0dqbnn";
+    }) {};
+in {
+  # receive response from light.shack / standby.shack
+  networking.firewall.allowedUDPPorts = [ 11111 ];
+  users.users.powermeter = {
+    extraGroups = [ "dialout" ];
+  };
+
+  systemd.services.powermeter-serial2mqtt = {
+    description = "powerraw Serial -> mqtt";
+    wantedBy = [ "multi-user.target" ];
+    serviceConfig = {
+      User = "powermeter";
+      ExecStart = "${pkg}/bin/powermeter-serial2mqtt";
+      Restart = "always";
+      PrivateTmp = true;
+    };
+  };
+
+  systemd.services.powermeter-mqtt2socket = {
+    description = "powerraw mqtt -> raw socket 11111";
+    wantedBy = [ "multi-user.target" ];
+    serviceConfig = {
+      User = "powermeter";
+      ExecStart = "${pkg}/bin/powermeter-mqtt2socket";
+      Restart = "always";
+      PrivateTmp = true;
+    };
+  };
+}
-- 
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