mirror of
https://github.com/ChuckBuilds/LEDMatrix.git
synced 2026-04-10 21:03:01 +00:00
70 lines
3.0 KiB
Python
70 lines
3.0 KiB
Python
import json
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import os
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import sys
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import subprocess
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from pathlib import Path
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PROJECT_DIR = os.path.dirname(os.path.abspath(__file__))
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CONFIG_FILE = os.path.join(PROJECT_DIR, 'config', 'config.json')
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WEB_INTERFACE_SCRIPT = os.path.join(PROJECT_DIR, 'web_interface_v2.py')
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def install_dependencies():
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"""Install required dependencies using system Python."""
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print("Installing dependencies...")
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try:
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requirements_file = os.path.join(PROJECT_DIR, 'requirements_web_v2.txt')
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subprocess.check_call([
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sys.executable, '-m', 'pip', 'install', '--break-system-packages', '-r', requirements_file
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])
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print("Dependencies installed successfully")
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# Install rgbmatrix module from local source
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print("Installing rgbmatrix module...")
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rgbmatrix_path = Path(PROJECT_DIR) / 'rpi-rgb-led-matrix-master' / 'bindings' / 'python'
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if rgbmatrix_path.exists():
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subprocess.check_call([
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sys.executable, '-m', 'pip', 'install', '--break-system-packages', '-e', str(rgbmatrix_path)
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], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
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print("rgbmatrix module installed successfully")
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return True
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except subprocess.CalledProcessError as e:
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print(f"Failed to install dependencies: {e}")
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return False
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def main():
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try:
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with open(CONFIG_FILE, 'r') as f:
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config_data = json.load(f)
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except FileNotFoundError:
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print(f"Config file {CONFIG_FILE} not found. Web interface will not start.")
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sys.exit(0) # Exit gracefully, don't start
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except Exception as e:
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print(f"Error reading config file {CONFIG_FILE}: {e}. Web interface will not start.")
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sys.exit(1) # Exit with error, service might restart depending on config
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autostart_enabled = config_data.get("web_display_autostart", False)
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if autostart_enabled is True: # Explicitly check for True
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print("Configuration 'web_display_autostart' is true. Starting web interface...")
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# Install dependencies
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if not install_dependencies():
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print("Failed to install dependencies. Exiting.")
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sys.exit(1)
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try:
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# Replace the current process with web_interface.py using system Python
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# This is important for systemd to correctly manage the web server process.
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# Ensure PYTHONPATH is set correctly if web_interface.py has relative imports to src
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# The WorkingDirectory in systemd service should handle this for web_interface.py
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os.execvp(sys.executable, [sys.executable, WEB_INTERFACE_SCRIPT])
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except Exception as e:
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print(f"Failed to exec web interface: {e}")
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sys.exit(1) # Failed to start
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else:
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print("Configuration 'web_display_autostart' is false or not set. Web interface will not be started.")
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sys.exit(0) # Exit gracefully, service considered successful
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if __name__ == '__main__':
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main() |