Custom formatter with colors for different log levels and services.
| 48 | required: bool = True |
| 49 | |
| 50 | class ColoredFormatter(logging.Formatter): |
| 51 | """Custom formatter with colors for different log levels and services.""" |
| 52 | |
| 53 | COLORS = { |
| 54 | 'DEBUG': '\033[36m', # Cyan |
| 55 | 'INFO': '\033[32m', # Green |
| 56 | 'WARNING': '\033[33m', # Yellow |
| 57 | 'ERROR': '\033[31m', # Red |
| 58 | 'CRITICAL': '\033[35m', # Magenta |
| 59 | } |
| 60 | |
| 61 | SERVICE_COLORS = { |
| 62 | 'ollama': '\033[94m', # Blue |
| 63 | 'rag-api': '\033[95m', # Magenta |
| 64 | 'backend': '\033[96m', # Cyan |
| 65 | 'frontend': '\033[93m', # Yellow |
| 66 | 'system': '\033[92m', # Green |
| 67 | } |
| 68 | |
| 69 | RESET = '\033[0m' |
| 70 | |
| 71 | def format(self, record): |
| 72 | # Add service-specific coloring |
| 73 | service_name = getattr(record, 'service', 'system') |
| 74 | service_color = self.SERVICE_COLORS.get(service_name, self.COLORS.get(record.levelname, '')) |
| 75 | |
| 76 | # Format timestamp |
| 77 | timestamp = datetime.fromtimestamp(record.created).strftime('%H:%M:%S') |
| 78 | |
| 79 | # Create colored log line |
| 80 | colored_service = f"{service_color}[{service_name.upper()}]{self.RESET}" |
| 81 | colored_level = f"{self.COLORS.get(record.levelname, '')}{record.levelname}{self.RESET}" |
| 82 | |
| 83 | return f"{timestamp} {colored_service} {colored_level}: {record.getMessage()}" |
| 84 | |
| 85 | class ServiceManager: |
| 86 | """Manages multiple system services with logging and health monitoring.""" |