Lukas
7392c930d6
Backend (tasks 1.1, 1.5–1.8): - pyproject.toml with FastAPI, Pydantic v2, aiosqlite, APScheduler 3.x, structlog, bcrypt; ruff + mypy strict configured - Pydantic Settings (BANGUI_ prefix env vars, fail-fast validation) - SQLite schema: settings, sessions, blocklist_sources, import_log; WAL mode + foreign keys; idempotent init_db() - FastAPI app factory with lifespan (DB, aiohttp session, scheduler), CORS, unhandled-exception handler, GET /api/health - Fail2BanClient: async Unix-socket wrapper using run_in_executor, custom error types, async context manager - Utility modules: ip_utils, time_utils, constants - 47 tests; ruff 0 errors; mypy --strict 0 errors Frontend (tasks 1.2–1.4): - Vite + React 18 + TypeScript strict; Fluent UI v9; ESLint + Prettier - Custom brand theme (#0F6CBD, WCAG AA contrast) with light/dark variants - Typed fetch API client (ApiError, get/post/put/del) + endpoints constants - tsc --noEmit 0 errors
57 lines
1.7 KiB
Python
57 lines
1.7 KiB
Python
"""FastAPI dependency providers.
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All ``Depends()`` callables that inject shared resources (database
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connection, settings, services, auth guard) are defined here.
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Routers import directly from this module — never from ``app.state``
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directly — to keep coupling explicit and testable.
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"""
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from typing import Annotated
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import aiosqlite
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import structlog
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from fastapi import Depends, HTTPException, Request, status
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from app.config import Settings
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log: structlog.stdlib.BoundLogger = structlog.get_logger()
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async def get_db(request: Request) -> aiosqlite.Connection:
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"""Provide the shared :class:`aiosqlite.Connection` from ``app.state``.
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Args:
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request: The current FastAPI request (injected automatically).
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Returns:
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The application-wide aiosqlite connection opened during startup.
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Raises:
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HTTPException: 503 if the database has not been initialised.
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"""
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db: aiosqlite.Connection | None = getattr(request.app.state, "db", None)
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if db is None:
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log.error("database_not_initialised")
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raise HTTPException(
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status_code=status.HTTP_503_SERVICE_UNAVAILABLE,
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detail="Database is not available.",
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)
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return db
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async def get_settings(request: Request) -> Settings:
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"""Provide the :class:`~app.config.Settings` instance from ``app.state``.
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Args:
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request: The current FastAPI request (injected automatically).
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Returns:
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The application settings loaded at startup.
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"""
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return request.app.state.settings # type: ignore[no-any-return]
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# Convenience type aliases for route signatures.
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DbDep = Annotated[aiosqlite.Connection, Depends(get_db)]
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SettingsDep = Annotated[Settings, Depends(get_settings)]
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