Fix/installation (#215)

* fix installation when using service - no need for ctrl+c

* Improve uninstallatino process

README.md

@@ -18,6 +18,7 @@ The easiest way to track your Raspberry Pi or Ubuntu computer system health and
 * Remotely restart / shutdown your system and control your monitors.
 * Automatic HASS configuration: Supports discovery messages, so no manual configuration in [Home Assistant](https://www.home-assistant.io/) configuration.yaml is needed.
 * Automated installation and configuration: you can install it and schedule it with a service or cron with just one command from shell.
+* Easy uninstallation, just run rpi-mqtt-monitor --uninstall
 * Configurable: You can select what is monitored and how the message(s) is send (separately or as one csv message).
 * Easy update: You can update the script by calling it with command line "rpi-mqtt-monitor --update" or via Home Assistant UI.
 * Support multiple languages: English, German and Bulgarian
@@ -63,7 +64,7 @@ The easiest way to track your Raspberry Pi or Ubuntu computer system health and
 ## CLI arguments
 
 ```
-usage: rpi-mqtt-monitor [-h] [-H] [-d] [-s] [-v] [-u] [-w]
+usage: rpi-mqtt-monitor [-h] [-H] [-d] [-s] [-v] [-u] [-w] [--uninstall]
 
 Monitor CPU load, temperature, frequency, free space, etc., and publish the data to an MQTT server or Home Assistant API.
 
@@ -75,6 +76,7 @@ options:
   -v, --version    display installed version and exit
   -u, --update     update script and config then exit
   -w, --hass_wake  display Home assistant wake on lan configuration
+  --uninstall      uninstall rpi-mqtt-monitor and remove all related files
 
 ```
 
@@ -106,6 +108,13 @@ It is recommended to run the script as a service, this way you can use the resta
 ### Manual
 [moved to wiki](../../wiki/Manual-Installation)
 
+## Uninstallation
+
+To uninstall Raspberry Pi MQTT Monitor, run the following command:
+
+'''rpi-mqtt-monitor --uninstall'''
+
+
 ## Home Assistant Integration
 
 If you are using discovery_messages, then this step is not required as a new MQTT device will be automatically created in Home Assistant and all you need to do is add it to a dashboard.

install.sh

@@ -237,7 +237,6 @@ set_service(){
   sudo systemctl enable rpi-mqtt-monitor.service
   sudo systemctl start rpi-mqtt-monitor.service
   sudo service rpi-mqtt-monitor restart
-  sudo service rpi-mqtt-monitor status
   print_green "+ Service is enabled and started"
   git config --global --add safe.directory ${cwd}
 }

remote_install.sh

@@ -25,9 +25,23 @@ welcome(){
 uninstall(){
   printm "Uninstalling rpi-mqtt-monitor"
 
-  # Remove the rpi-mqtt-monitor directory
-  if [ -d "rpi-mqtt-monitor" ]; then
-    rm -rf rpi-mqtt-monitor
+  # Ask for confirmation before proceeding
+  read -r -p "Are you sure you want to uninstall rpi-mqtt-monitor? [y/N] " response
+  if [[ ! "$response" =~ ^([yY][eE][sS]|[yY])$ ]]; then
+    echo "Uninstallation canceled."
+    exit
+  fi
+    
+  # Get the absolute path of the script
+  script_dir=$(dirname "$(realpath "$0")")
+
+  # Remove the rpi-mqtt-monitor directory if it exists
+  if [ -d "$script_dir" ]; then
+    if [ "$(realpath rpi-mqtt-monitor)" == "$script_dir" ]; then
+      # If the script is running from the installation directory, navigate out of it
+      cd ..
+    fi
+    sudo rm -rf "$script_dir"
     echo "Removed rpi-mqtt-monitor directory."
   else
     echo "rpi-mqtt-monitor directory not found."

src/rpi-cpu2mqtt.py

@@ -869,7 +869,7 @@ def parse_arguments():
     parser.add_argument('-v', '--version',  action='store_true',  help='display installed version and exit', default=False)
     parser.add_argument('-u', '--update',   action='store_true',  help='update script and config then exit', default=False)
     parser.add_argument('-w', '--hass_wake', action='store_true', help='display Home assistant wake on lan configuration', default=False)
-
+    parser.add_argument('--uninstall', action='store_true', help='uninstall rpi-mqtt-monitor and remove all related files')
     args = parser.parse_args()
 
     if args.update:
@@ -1015,6 +1015,24 @@ def update_status():
             break
 
 
+def uninstall_script():
+    """Call the remote_install.sh script to uninstall the application."""
+    script_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "../remote_install.sh")
+    
+    if not os.path.exists(script_path):
+        print("Error: remote_install.sh script not found.")
+        return
+
+    try:
+        # Run the uninstall command
+        subprocess.run(["bash", script_path, "uninstall"], check=True)
+        print("Uninstallation process completed.")
+    except subprocess.CalledProcessError as e:
+        print(f"Error during uninstallation: {e}")
+    except Exception as e:
+        print(f"Unexpected error: {e}")
+
+
 def on_message(client, userdata, msg):
     global exit_flag, thread1, thread2
     print("Received message: ", msg.payload.decode())
@@ -1060,6 +1078,11 @@ else:
 
 if __name__ == '__main__':
     args = parse_arguments();
+
+    if args.uninstall:
+        uninstall_script()
+        sys.exit(0)
+
     if args.service:
         if not args.hass_api:
             client = paho.Client()