120 lines
3.9 KiB
Python
120 lines
3.9 KiB
Python
# ================================================================
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# services/production/app/main.py
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# ================================================================
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"""
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Production Service - FastAPI Application
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Production planning and batch management service
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"""
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import time
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from fastapi import FastAPI, Request
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from app.core.config import settings
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from app.core.database import database_manager
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from app.api.production import router as production_router
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from app.services.production_alert_service import ProductionAlertService
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from shared.service_base import StandardFastAPIService
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class ProductionService(StandardFastAPIService):
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"""Production Service with standardized setup"""
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def __init__(self):
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# Define expected database tables for health checks
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production_expected_tables = [
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'production_batches', 'production_schedules', 'production_capacity',
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'quality_check_templates', 'quality_checks', 'equipment'
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]
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self.alert_service = None
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# Create custom checks for alert service
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async def check_alert_service():
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"""Check production alert service health"""
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try:
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return bool(self.alert_service) if self.alert_service else False
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except Exception as e:
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self.logger.error("Alert service health check failed", error=str(e))
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return False
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super().__init__(
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service_name=settings.SERVICE_NAME,
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app_name=settings.APP_NAME,
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description=settings.DESCRIPTION,
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version=settings.VERSION,
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api_prefix="/api/v1",
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database_manager=database_manager,
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expected_tables=production_expected_tables,
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custom_health_checks={"alert_service": check_alert_service}
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)
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async def on_startup(self, app: FastAPI):
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"""Custom startup logic for production service"""
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# Initialize alert service
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self.alert_service = ProductionAlertService(settings)
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await self.alert_service.start()
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self.logger.info("Production alert service started")
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# Store alert service in app state
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app.state.alert_service = self.alert_service
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async def on_shutdown(self, app: FastAPI):
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"""Custom shutdown logic for production service"""
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# Stop alert service
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if self.alert_service:
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await self.alert_service.stop()
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self.logger.info("Alert service stopped")
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def get_service_features(self):
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"""Return production-specific features"""
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return [
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"production_planning",
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"batch_management",
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"production_scheduling",
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"quality_control",
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"equipment_management",
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"capacity_planning",
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"alert_notifications"
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]
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def setup_custom_middleware(self):
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"""Setup custom middleware for production service"""
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@self.app.middleware("http")
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async def logging_middleware(request: Request, call_next):
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"""Add request logging middleware"""
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start_time = time.time()
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response = await call_next(request)
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process_time = time.time() - start_time
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self.logger.info("HTTP request processed",
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method=request.method,
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url=str(request.url),
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status_code=response.status_code,
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process_time=round(process_time, 4))
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return response
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# Create service instance
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service = ProductionService()
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# Create FastAPI app with standardized setup
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app = service.create_app()
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# Setup standard endpoints
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service.setup_standard_endpoints()
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# Setup custom middleware
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service.setup_custom_middleware()
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# Include routers
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service.add_router(production_router)
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if __name__ == "__main__":
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import uvicorn
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uvicorn.run(
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"main:app",
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host="0.0.0.0",
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port=8000,
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reload=settings.DEBUG
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) |