CalejoControl/src/main_phase3.py

271 lines
10 KiB
Python

"""
Calejo Control Adapter - Phase 3 Implementation
Main application with Setpoint Manager and Multi-Protocol Servers.
"""
import asyncio
import signal
import sys
from typing import List
import structlog
from src.config.settings import settings
from src.database.client import DatabaseClient
from src.core.auto_discovery import AdapterAutoDiscovery
from src.core.safety import SafetyLimitEnforcer
from src.core.emergency_stop import EmergencyStopManager
from src.monitoring.watchdog import DatabaseWatchdog
from src.monitoring.alerts import AlertManager
from src.core.setpoint_manager import SetpointManager
from src.protocols.rest_api import RESTAPIServer
from src.protocols.opcua_server import OPCUAServer
from src.protocols.modbus_server import ModbusServer
logger = structlog.get_logger()
class CalejoControlAdapterPhase3:
"""Calejo Control Adapter with Phase 3 components."""
def __init__(self):
self.running = False
self.components = []
# Core components
self.db_client = None
self.discovery = None
self.safety_enforcer = None
self.emergency_stop_manager = None
self.watchdog = None
self.alert_manager = None
# Phase 3 components
self.setpoint_manager = None
self.rest_api_server = None
self.opcua_server = None
self.modbus_server = None
async def initialize(self):
"""Initialize all components."""
logger.info("initializing_calejo_control_adapter_phase3")
try:
# Initialize database client
self.db_client = DatabaseClient(settings.database_url)
await self.db_client.connect()
self.components.append(self.db_client)
logger.info("database_client_initialized")
# Initialize auto-discovery
self.discovery = AdapterAutoDiscovery(self.db_client)
await self.discovery.initialize()
self.components.append(self.discovery)
logger.info("auto_discovery_initialized")
# Initialize safety framework
self.safety_enforcer = SafetyLimitEnforcer(self.db_client)
self.components.append(self.safety_enforcer)
logger.info("safety_enforcer_initialized")
# Initialize alert manager
self.alert_manager = AlertManager(
smtp_host=settings.smtp_host,
smtp_port=settings.smtp_port,
smtp_username=settings.smtp_username,
smtp_password=settings.smtp_password,
email_recipients=settings.alert_email_recipients,
sms_recipients=settings.alert_sms_recipients,
webhook_urls=settings.alert_webhook_urls
)
self.components.append(self.alert_manager)
logger.info("alert_manager_initialized")
# Initialize emergency stop manager
self.emergency_stop_manager = EmergencyStopManager(self.db_client)
self.components.append(self.emergency_stop_manager)
logger.info("emergency_stop_manager_initialized")
# Initialize database watchdog
self.watchdog = DatabaseWatchdog(
self.db_client,
timeout_seconds=settings.watchdog_timeout_seconds
)
self.components.append(self.watchdog)
logger.info("database_watchdog_initialized")
# Initialize Setpoint Manager (Phase 3)
self.setpoint_manager = SetpointManager(
discovery=self.discovery,
db_client=self.db_client,
safety_enforcer=self.safety_enforcer,
emergency_stop_manager=self.emergency_stop_manager,
watchdog=self.watchdog
)
self.components.append(self.setpoint_manager)
logger.info("setpoint_manager_initialized")
# Initialize REST API Server (Phase 3)
self.rest_api_server = RESTAPIServer(
setpoint_manager=self.setpoint_manager,
emergency_stop_manager=self.emergency_stop_manager,
host=settings.rest_api_host,
port=settings.rest_api_port
)
self.components.append(self.rest_api_server)
logger.info("rest_api_server_initialized")
# Initialize OPC UA Server (Phase 3)
self.opcua_server = OPCUAServer(
setpoint_manager=self.setpoint_manager,
endpoint=f"opc.tcp://{settings.opcua_host}:{settings.opcua_port}",
server_name="Calejo Control OPC UA Server"
)
self.components.append(self.opcua_server)
logger.info("opcua_server_initialized")
# Initialize Modbus TCP Server (Phase 3)
self.modbus_server = ModbusServer(
setpoint_manager=self.setpoint_manager,
host=settings.modbus_host,
port=settings.modbus_port,
unit_id=settings.modbus_unit_id
)
self.components.append(self.modbus_server)
logger.info("modbus_server_initialized")
logger.info("all_components_initialized_successfully")
except Exception as e:
logger.error("failed_to_initialize_components", error=str(e))
await self.shutdown()
raise
async def start(self):
"""Start all components."""
logger.info("starting_calejo_control_adapter_phase3")
try:
self.running = True
# Start database watchdog
await self.watchdog.start()
logger.info("database_watchdog_started")
# Start REST API Server
rest_api_task = asyncio.create_task(self.rest_api_server.start())
self.components.append(rest_api_task)
logger.info("rest_api_server_started")
# Start OPC UA Server
opcua_task = asyncio.create_task(self.opcua_server.start())
self.components.append(opcua_task)
logger.info("opcua_server_started")
# Start Modbus TCP Server
modbus_task = asyncio.create_task(self.modbus_server.start())
self.components.append(modbus_task)
logger.info("modbus_server_started")
# Setup signal handlers
self._setup_signal_handlers()
logger.info("calejo_control_adapter_phase3_started_successfully")
# Keep the application running
while self.running:
await asyncio.sleep(1)
# Periodically log status
await self._log_status()
except Exception as e:
logger.error("failed_to_start_components", error=str(e))
await self.shutdown()
raise
async def shutdown(self):
"""Shutdown all components gracefully."""
logger.info("shutting_down_calejo_control_adapter_phase3")
self.running = False
# Stop components in reverse order
for component in reversed(self.components):
try:
if hasattr(component, 'stop') and callable(getattr(component, 'stop')):
await component.stop()
logger.info("component_stopped", component=type(component).__name__)
elif isinstance(component, asyncio.Task):
component.cancel()
except Exception as e:
logger.error(
"failed_to_stop_component",
component=type(component).__name__,
error=str(e)
)
# Clear components list
self.components.clear()
logger.info("calejo_control_adapter_phase3_shutdown_complete")
def _setup_signal_handlers(self):
"""Setup signal handlers for graceful shutdown."""
def signal_handler(signum, frame):
logger.info("received_shutdown_signal", signal=signum)
asyncio.create_task(self.shutdown())
signal.signal(signal.SIGINT, signal_handler)
signal.signal(signal.SIGTERM, signal_handler)
async def _log_status(self):
"""Periodically log system status."""
try:
# Get current setpoints
setpoints = self.setpoint_manager.get_all_current_setpoints()
# Count active emergency stops
emergency_stops = (
len(self.emergency_stop_manager.emergency_stop_pumps) +
len(self.emergency_stop_manager.emergency_stop_stations) +
(1 if self.emergency_stop_manager.system_emergency_stop else 0)
)
# Count failsafe pumps
failsafe_pumps = sum(
1 for (station_id, pump_id) in self.setpoint_manager.discovery.get_all_pumps()
if self.watchdog.is_failsafe_active(station_id, pump_id)
)
logger.info(
"system_status",
total_pumps=len(self.setpoint_manager.discovery.get_all_pumps()),
active_setpoints=sum(len(pumps) for pumps in setpoints.values()),
emergency_stops=emergency_stops,
failsafe_pumps=failsafe_pumps,
watchdog_running=self.watchdog.running
)
except Exception as e:
logger.error("failed_to_log_status", error=str(e))
async def main():
"""Main entry point for Phase 3."""
adapter = CalejoControlAdapterPhase3()
try:
await adapter.initialize()
await adapter.start()
except KeyboardInterrupt:
logger.info("keyboard_interrupt_received")
except Exception as e:
logger.error("unexpected_error", error=str(e))
sys.exit(1)
finally:
await adapter.shutdown()
if __name__ == "__main__":
asyncio.run(main())