version 0.2.2

1 files changed, 60 insertions, 0 deletions

diff --git a/wakeup-triggers.sh b/wakeup-triggers.sh
new file mode 100644
index 000000000000..5a5c6e75d55c
--- /dev/null
+++ b/wakeup-triggers.sh
@@ -0,0 +1,60 @@
+#!/usr/bin/bash
+
+# This is a script to disable all wakeup triggers but the power button (PWRB)
+# Based on the workaround provided for the problem described on Arch Wiki
+# https://wiki.archlinux.org/index.php/Power_management/Suspend_and_hibernate#Instantaneous_wakeups_from_suspend
+#
+# @author Sávio Carlos Martins Costa (saviocmc at protonmail dot com)
+
+# Sets the character of separation to be the new line \n (the default is a space)
+IFS=$'\n'
+
+WAKEUP=/proc/acpi/wakeup
+CONFIG=/etc/wakeup-triggers.conf
+BACKUP=/tmp/wakeup-triggers
+
+backupAndDisableAllCurrentTriggers() {
+    enabledTriggers=($(cat $WAKEUP | grep "enable"))
+    for trigger in "${enabledTriggers[@]}"; do
+        triggerCode=${trigger:0:4}
+        echo $triggerCode >> $BACKUP
+        echo $triggerCode > $WAKEUP
+    done
+}
+
+enableSelectedTriggers() {
+    selectedTriggers=($(cat $CONFIG | grep --invert-match '#' ))
+    for trigger in "${selectedTriggers[@]}"; do
+        echo $trigger > $WAKEUP
+    done
+}
+
+restoreBackup() {
+    enabledTriggers=($(cat $WAKEUP | grep "enable"))
+    for trigger in "${enabledTriggers[@]}"; do
+        triggerCode=${trigger:0:4}
+        echo $triggerCode > $WAKEUP
+    done
+    backupTriggers=($(cat $BACKUP))
+    for trigger in "${backupTriggers[@]}"; do
+        echo $trigger > $WAKEUP
+    done
+    rm $BACKUP
+}
+
+start() {
+    backupAndDisableAllCurrentTriggers
+    enableSelectedTriggers
+    exit 0
+}
+
+stop () {
+    restoreBackup
+    exit 0
+}
+
+case "$1" in
+    "start") start;;
+    "stop") stop;;
+    *) exit 1;;
+esac
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