updated to monitor the netowrk and reset wifi if is not working

setup_wifi_control.sh

@@ -0,0 +1,53 @@
+#!/bin/bash
+# Setup script to allow passwordless sudo for WiFi control commands
+
+echo "Setting up passwordless sudo for WiFi control..."
+echo ""
+
+# Create sudoers file for WiFi commands
+SUDOERS_FILE="/etc/sudoers.d/kiwy-signage-wifi"
+
+# Check if running as root
+if [ "$EUID" -ne 0 ]; then 
+    echo "This script must be run as root (use sudo)"
+    echo "Usage: sudo bash setup_wifi_control.sh"
+    exit 1
+fi
+
+# Get the username who invoked sudo
+ACTUAL_USER="${SUDO_USER:-$USER}"
+
+echo "Configuring passwordless sudo for user: $ACTUAL_USER"
+echo ""
+
+# Create sudoers entry
+cat > "$SUDOERS_FILE" << EOF
+# Allow $ACTUAL_USER to control WiFi without password for Kiwy Signage Player
+$ACTUAL_USER ALL=(ALL) NOPASSWD: /usr/sbin/rfkill block wifi
+$ACTUAL_USER ALL=(ALL) NOPASSWD: /usr/sbin/rfkill unblock wifi
+$ACTUAL_USER ALL=(ALL) NOPASSWD: /sbin/ifconfig wlan0 down
+$ACTUAL_USER ALL=(ALL) NOPASSWD: /sbin/ifconfig wlan0 up
+$ACTUAL_USER ALL=(ALL) NOPASSWD: /sbin/dhclient wlan0
+EOF
+
+# Set correct permissions
+chmod 0440 "$SUDOERS_FILE"
+
+echo "✓ Created sudoers file: $SUDOERS_FILE"
+echo ""
+
+# Validate the sudoers file
+if visudo -c -f "$SUDOERS_FILE"; then
+    echo "✓ Sudoers file validated successfully"
+    echo ""
+    echo "Setup complete! User '$ACTUAL_USER' can now control WiFi without password."
+    echo ""
+    echo "Test with:"
+    echo "  sudo rfkill block wifi"
+    echo "  sudo rfkill unblock wifi"
+else
+    echo "✗ Error: Sudoers file validation failed"
+    echo "Removing invalid file..."
+    rm -f "$SUDOERS_FILE"
+    exit 1
+fi