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