142 lines
5.1 KiB
Python
142 lines
5.1 KiB
Python
"""
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Authentication Service Main Application
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"""
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from fastapi import FastAPI
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from sqlalchemy import text
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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 import auth, users, onboarding
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from app.services.messaging import setup_messaging, cleanup_messaging
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from shared.service_base import StandardFastAPIService
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class AuthService(StandardFastAPIService):
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"""Authentication Service with standardized setup"""
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expected_migration_version = "001_initial_auth"
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async def on_startup(self, app):
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"""Custom startup logic including migration verification"""
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await self.verify_migrations()
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await super().on_startup(app)
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async def verify_migrations(self):
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"""Verify database schema matches the latest migrations."""
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try:
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async with self.database_manager.get_session() as session:
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result = await session.execute(text("SELECT version_num FROM alembic_version"))
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version = result.scalar()
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if version != self.expected_migration_version:
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self.logger.error(f"Migration version mismatch: expected {self.expected_migration_version}, got {version}")
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raise RuntimeError(f"Migration version mismatch: expected {self.expected_migration_version}, got {version}")
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self.logger.info(f"Migration verification successful: {version}")
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except Exception as e:
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self.logger.error(f"Migration verification failed: {e}")
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raise
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def __init__(self):
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# Define expected database tables for health checks
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auth_expected_tables = [
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'users', 'refresh_tokens', 'user_onboarding_progress',
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'user_onboarding_summary', 'login_attempts'
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]
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# Define custom metrics for auth service
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auth_custom_metrics = {
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"registration_total": {
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"type": "counter",
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"description": "Total user registrations by status",
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"labels": ["status"]
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},
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"login_success_total": {
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"type": "counter",
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"description": "Total successful user logins"
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},
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"login_failure_total": {
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"type": "counter",
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"description": "Total failed user logins by reason",
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"labels": ["reason"]
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},
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"token_refresh_total": {
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"type": "counter",
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"description": "Total token refreshes by status",
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"labels": ["status"]
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},
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"token_verify_total": {
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"type": "counter",
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"description": "Total token verifications by status",
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"labels": ["status"]
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},
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"logout_total": {
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"type": "counter",
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"description": "Total user logouts by status",
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"labels": ["status"]
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},
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"registration_duration_seconds": {
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"type": "histogram",
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"description": "Registration request duration"
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},
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"login_duration_seconds": {
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"type": "histogram",
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"description": "Login request duration"
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},
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"token_refresh_duration_seconds": {
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"type": "histogram",
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"description": "Token refresh duration"
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}
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}
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super().__init__(
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service_name="auth-service",
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app_name="Authentication Service",
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description="Handles user authentication and authorization for bakery forecasting platform",
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version="1.0.0",
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log_level=settings.LOG_LEVEL,
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api_prefix="/api/v1",
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database_manager=database_manager,
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expected_tables=auth_expected_tables,
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enable_messaging=True,
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custom_metrics=auth_custom_metrics
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)
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async def _setup_messaging(self):
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"""Setup messaging for auth service"""
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await setup_messaging()
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self.logger.info("Messaging setup complete")
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async def _cleanup_messaging(self):
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"""Cleanup messaging for auth service"""
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await cleanup_messaging()
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async def on_shutdown(self, app: FastAPI):
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"""Custom shutdown logic for auth service"""
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self.logger.info("Authentication Service shutdown complete")
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def get_service_features(self):
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"""Return auth-specific features"""
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return [
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"user_authentication",
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"token_management",
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"user_onboarding",
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"role_based_access",
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"messaging_integration"
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]
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# Create service instance
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service = AuthService()
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# Create FastAPI app with standardized setup
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app = service.create_app(
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docs_url="/docs",
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redoc_url="/redoc"
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)
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# Setup standard endpoints
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service.setup_standard_endpoints()
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# Include routers with specific configurations
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service.add_router(auth.router, prefix="/api/v1/auth", tags=["authentication"])
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service.add_router(users.router, prefix="/api/v1/users", tags=["users"])
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service.add_router(onboarding.router, prefix="/api/v1/users", tags=["onboarding"]) |