From a4cbc0f6210e2f3a1d30102ffe7044d2958ca210 Mon Sep 17 00:00:00 2001
From: Antoine Viallon <antoine@lesviallon.fr>
Date: Wed, 20 Sep 2023 10:41:33 +0200
Subject: [PATCH] [Power] attempt to make Intel RAPL energy monitoring readable
 by users in power group

---
 power.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/power.nix b/power.nix
index 906d24c..04b4544 100644
--- a/power.nix
+++ b/power.nix
@@ -116,7 +116,11 @@ in {
       
       ACTION!="remove", KERNEL=="BAT*", SUBSYSTEM=="power_supply", ATTR{status}=="Discharging", RUN+="${pkgs.systemd}/bin/systemctl start battery-power.target"
       ACTION!="remove", KERNEL=="BAT*", SUBSYSTEM=="power_supply", ATTR{status}=="Charging", RUN+="${pkgs.systemd}/bin/systemctl stop battery-power.target"
+
+      ACTION!="remove", DEVPATH=="*intel-rapl:*", SUBSYSTEM=="powercap", RUN+="${pkgs.coreutils}/bin/chmod g+r '/sys%p/ernegy_uj'"
     '';
+
+    users.groups.power = {};
   
     systemd.services.undervolt-intel = {
       script = ""