add pkexec policy and change wrapper for gui

auto-cpufreq-installer

@@ -65,6 +65,7 @@ function install {
   cp -r scripts/ /usr/local/share/auto-cpufreq/
   cp -r images/ /usr/local/share/auto-cpufreq/
   cp images/icon.png /usr/share/pixmaps/auto-cpufreq.png
+  cp scripts/org.auto-cpufreq.pkexec.policy /usr/share/polkit-1/actions
 
   # this is necessary since we need this script before we can run auto-cpufreq itself
   cp scripts/auto-cpufreq-venv-wrapper /usr/local/bin/auto-cpufreq

auto_cpufreq/core.py

@@ -27,6 +27,9 @@
 
 warnings.filterwarnings("ignore")
 
+# add path to auto-cpufreq executables for GUI
+os.environ["PATH"] += ":/usr/local/bin"
+
 # ToDo:
 # - replace get system/CPU load from: psutil.getloadavg() | available in 5.6.2)
 

scripts/org.auto-cpufreq.pkexec.policy

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE policyconfig PUBLIC
+ "-//freedesktop//DTD PolicyKit Policy Configuration 1.0//EN"
+ "http://www.freedesktop.org/standards/PolicyKit/1/policyconfig.dtd">
+<policyconfig>
+    <action id="org.auto-cpufreq.pkexec">
+    <description>Run auto-cpufreq command</description>
+    <message>Authentication is required to run auto-cpufreq</message>
+    <icon_name>auto-cpufreq</icon_name>
+    <defaults>
+        <allow_any>auth_admin</allow_any>
+        <allow_inactive>auth_admin</allow_inactive>
+        <allow_active>auth_admin</allow_active>
+    </defaults>
+    <annotate key="org.freedesktop.policykit.exec.path">/opt/auto-cpufreq/venv/bin/python</annotate>
+    <annotate key="org.freedesktop.policykit.exec.argv1">/opt/auto-cpufreq/venv/bin/app.py</annotate> 
+    <annotate key="org.freedesktop.policykit.exec.allow_gui">true</annotate>
+    </action>
+</policyconfig>

scripts/start_app

@@ -5,4 +5,12 @@ venv_dir=/opt/auto-cpufreq/venv
 . "${venv_dir}/bin/activate"
 python_command="${venv_dir}/bin/python ${venv_dir}/bin/app.py"
 
-pkexec env DISPLAY=$DISPLAY WAYLAND_DISPLAY=$WAYLAND_DISPLAY XDG_SESSION_TYPE=$XDG_SESSION_TYPE XDG_RUNTIME_DIR=$XDG_RUNTIME_DIR XAUTHORITY=$XAUTHORITY GTK_THEME=$GTK_THEME PATH=$PATH ${python_command}
+if [ "$XDG_SESSION_TYPE" = "wayland" ] ; then
+    # necessary for running on wayland
+    xhost +SI:localuser:root
+    pkexec ${python_command}
+    xhost -SI:localuser:root
+    xhost
+else
+    pkexec ${python_command}
+fi