From 3a92ac0e9b577be9f0d3d36fdfce977171b37560 Mon Sep 17 00:00:00 2001
From: lassulus <lass@aidsballs.de>
Date: Thu, 16 Jun 2016 22:42:14 +0200
Subject: l 3: add power-action

---
 lass/3modules/power-action.nix | 67 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 lass/3modules/power-action.nix

(limited to 'lass/3modules/power-action.nix')

diff --git a/lass/3modules/power-action.nix b/lass/3modules/power-action.nix
new file mode 100644
index 000000000..fd6dcf57e
--- /dev/null
+++ b/lass/3modules/power-action.nix
@@ -0,0 +1,67 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.lass.power-action;
+
+  out = {
+    options.lass.power-action = api;
+    config = mkIf cfg.enable imp;
+  };
+
+  api = {
+    enable = mkEnableOption "power-action";
+    user = mkOption {
+      type = types.user;
+      default = {
+        name = "power-action";
+      };
+    };
+    startAt = mkOption {
+      type = types.str;
+      default = "*:0/1";
+    };
+    plans = mkOption {
+      type = with types; attrsOf (submodule {
+        options = {
+          upperLimit = mkOption {
+            type = int;
+          };
+          lowerLimit = mkOption {
+            type = int;
+          };
+          action = mkOption {
+            type = path;
+          };
+        };
+      });
+    };
+  };
+
+  imp = {
+    systemd.services.power-action = {
+      serviceConfig = rec {
+        ExecStart = startScript;
+        User = cfg.user;
+      };
+      startAt = cfg.startAt;
+    };
+    users.users.${cfg.user.name} = {
+      inherit (cfg.user) name uid;
+    };
+  };
+
+  startScript = pkgs.writeDash "power-action" ''
+    power="$(${powerlvl})"
+    ${concatStringsSep "\n" (mapAttrsToList writeRule cfg.plans)}
+  '';
+
+  writeRule = _: plan:
+    "if [ $power -ge ${toString plan.lowerLimit} ] && [ $power -le ${toString plan.upperLimit} ]; then ${plan.action}; fi";
+
+  powerlvl = pkgs.writeDash "powerlvl" ''
+    cat /sys/class/power_supply/BAT0/capacity
+  '';
+
+in out
-- 
cgit v1.2.3


From a6d1879739593d0bc53cf218f031b68410767d90 Mon Sep 17 00:00:00 2001
From: lassulus <lass@aidsballs.de>
Date: Sat, 18 Jun 2016 19:51:07 +0200
Subject: =?UTF-8?q?l=203=20power-action:=20fix=20some=20stuff=20(=C2=AF\?=
 =?UTF-8?q?=5F(=E3=83=84)=5F/=C2=AF)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 lass/3modules/power-action.nix | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'lass/3modules/power-action.nix')

diff --git a/lass/3modules/power-action.nix b/lass/3modules/power-action.nix
index fd6dcf57e..631e651ff 100644
--- a/lass/3modules/power-action.nix
+++ b/lass/3modules/power-action.nix
@@ -1,13 +1,13 @@
 { config, lib, pkgs, ... }:
 
-with lib;
+with config.krebs.lib;
 
 let
   cfg = config.lass.power-action;
 
   out = {
     options.lass.power-action = api;
-    config = mkIf cfg.enable imp;
+    config = lib.mkIf cfg.enable imp;
   };
 
   api = {
@@ -43,7 +43,7 @@ let
     systemd.services.power-action = {
       serviceConfig = rec {
         ExecStart = startScript;
-        User = cfg.user;
+        User = cfg.user.name;
       };
       startAt = cfg.startAt;
     };
-- 
cgit v1.2.3


From 1b238cf556064996b9db9b4a86c232228a0e9114 Mon Sep 17 00:00:00 2001
From: lassulus <lass@aidsballs.de>
Date: Sat, 18 Jun 2016 21:51:45 +0200
Subject: l 3 power-action: add charging check

---
 lass/3modules/power-action.nix | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

(limited to 'lass/3modules/power-action.nix')

diff --git a/lass/3modules/power-action.nix b/lass/3modules/power-action.nix
index 631e651ff..06a316270 100644
--- a/lass/3modules/power-action.nix
+++ b/lass/3modules/power-action.nix
@@ -25,6 +25,16 @@ let
     plans = mkOption {
       type = with types; attrsOf (submodule {
         options = {
+          charging = mkOption {
+            type = nullOr bool;
+            default = null;
+            description = ''
+              check for charging status.
+              null = don't care
+              true = only if system is charging
+              false = only if system is discharging
+            '';
+          };
           upperLimit = mkOption {
             type = int;
           };
@@ -53,15 +63,31 @@ let
   };
 
   startScript = pkgs.writeDash "power-action" ''
+    set -euf
+
     power="$(${powerlvl})"
+    state="$(${state})"
     ${concatStringsSep "\n" (mapAttrsToList writeRule cfg.plans)}
   '';
+  charging_check = plan:
+    if (plan.charging == null) then "" else
+      if plan.charging
+        then ''&& [ "$state" = "true" ]''
+        else ''&& ! [ "$state" = "true" ]''
+    ;
 
   writeRule = _: plan:
-    "if [ $power -ge ${toString plan.lowerLimit} ] && [ $power -le ${toString plan.upperLimit} ]; then ${plan.action}; fi";
+    "if [ $power -ge ${toString plan.lowerLimit} ] && [ $power -le ${toString plan.upperLimit} ] ${charging_check plan}; then ${plan.action}; fi";
 
   powerlvl = pkgs.writeDash "powerlvl" ''
     cat /sys/class/power_supply/BAT0/capacity
   '';
 
+  state = pkgs.writeDash "state" ''
+    if [ "$(cat /sys/class/power_supply/BAT0/status)" = "Charging" ]
+      then echo "true"
+      else echo "false"
+    fi
+  '';
+
 in out
-- 
cgit v1.2.3