add acpi handler

root/acpi-handler.sh

@@ -0,0 +1,98 @@
+#!/bin/sh
+# Default acpi script that takes an entry for all actions
+
+# NOTE: This is a 2.6-centric script.  If you use 2.4.x, you'll have to
+#       modify it to not use /sys
+
+# $1 should be + or - to step up or down the brightness.
+step_backlight() {
+    for backlight in /sys/class/backlight/*/; do
+        [ -d "$backlight" ] || continue
+        step=$(( $(cat "$backlight/max_brightness") / 20 ))
+        [ "$step" -gt "1" ] || step=1 #fallback if gradation is too low
+        printf '%s' "$(( $(cat "$backlight/brightness") $1 step ))" >"$backlight/brightness"
+    done
+}
+
+minspeed=$(cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq)
+maxspeed=$(cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq)
+setspeed="/sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+
+
+case "$1" in
+    button/power)
+        case "$2" in
+            PBTN|PWRF)
+                logger "PowerButton pressed: $2, suspending..."
+                pgrep swaylock ||
+                pkill -SIGUSR1 swayidle
+                zzz
+                ;;
+            *)  logger "ACPI action undefined: $2" ;;
+        esac
+        ;;
+    button/sleep)
+        case "$2" in
+            SBTN|SLPB)
+                # suspend-to-ram
+                logger "Sleep Button pressed: $2, suspending..."
+                zzz
+                ;;
+            *)  logger "ACPI action undefined: $2" ;;
+        esac
+        ;;
+    ac_adapter)
+        case "$2" in
+            AC|ACAD|ADP0)
+                case "$4" in
+                    00000000)
+                        printf '%s' "$minspeed" >"$setspeed"
+                        #/etc/laptop-mode/laptop-mode start
+                    ;;
+                    00000001)
+                        printf '%s' "$maxspeed" >"$setspeed"
+                        #/etc/laptop-mode/laptop-mode stop
+                    ;;
+                esac
+                ;;
+            *)  logger "ACPI action undefined: $2" ;;
+        esac
+        ;;
+    battery)
+        case "$2" in
+            BAT0)
+                case "$4" in
+                    00000000)   #echo "offline" >/dev/tty5
+                    ;;
+                    00000001)   #echo "online"  >/dev/tty5
+                    ;;
+                esac
+                ;;
+            CPU0)
+                ;;
+            *)  logger "ACPI action undefined: $2" ;;
+        esac
+        ;;
+    button/lid)
+        case "$3" in
+            close)
+                # suspend-to-ram
+                logger "LID closed, suspending..."
+                # zzz
+                ;;
+            open)
+                logger "LID opened"
+                ;;
+            *)  logger "ACPI action undefined (LID): $2";;
+        esac
+        ;;
+    video/brightnessdown)
+        step_backlight -
+        ;;
+    video/brightnessup)
+        step_backlight +
+        ;;
+    *)
+        logger "ACPI group/action undefined: $1 / $2"
+        ;;
+esac

root/config.yaml

@@ -43,6 +43,7 @@ actions:
     dbus_uuidgen: dbus-uuidgen --ensure
     sysctl_apply: sysctl -a
     mkinitcpio: mkinitcpio -P
+    restart_runit_service: sv restart "{0}"
     enable_runit_services: ln -sf "{{@@ sys_services @@}}/{0}" "{{@@ sys_svdir @@}}/{0}"
 
 ###############################################################
@@ -71,6 +72,7 @@ profiles:
             - "common"
         dotfiles:
             - elogind
+            - acpid
             - libc_locales
             - runit_services
             - runit_services_enable
@@ -119,6 +121,12 @@ dotfiles:
         actions:
         - dbus_uuidgen
 
+    acpid:
+        src: acpi-handler.sh
+        dst: /etc/acpi/handler.sh
+        actions:
+        - restart_runit_service acpid
+
     grub:
         src: grub
         dst: /etc/default/grub