Lukas
7f81f0614b
- config_service.py: read/write jail config via asyncio.gather, global settings, in-process regex validation, log preview via _read_tail_lines - server_service.py: read/write server settings, flush logs - config router: 9 endpoints for jail/global config, regex-test, logpath management, log preview - server router: GET/PUT settings, POST flush-logs - models/config.py expanded with JailConfig, GlobalConfigUpdate, LogPreview* models - 285 tests pass (68 new), ruff clean, mypy clean (44 files) - Frontend: types/config.ts, api/config.ts, hooks/useConfig.ts, ConfigPage.tsx full implementation (Jails accordion editor, Global config, Server settings, Regex Tester with preview) - Fixed pre-existing frontend lint: JSX.Element → React.JSX.Element (10 files), void/promise patterns in useServerStatus + useJails, no-misused-spread in client.ts, eslint.config.ts self-excluded
145 lines
4.3 KiB
Python
145 lines
4.3 KiB
Python
"""Server settings router.
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Provides endpoints to view and update fail2ban server-level settings and
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to flush log files.
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* ``GET /api/server/settings`` — current log level, target, and DB config
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* ``PUT /api/server/settings`` — update server-level settings
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* ``POST /api/server/flush-logs`` — flush and re-open log files
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"""
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from __future__ import annotations
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from fastapi import APIRouter, HTTPException, Request, status
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from app.dependencies import AuthDep
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from app.models.server import ServerSettingsResponse, ServerSettingsUpdate
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from app.services import server_service
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from app.services.server_service import ServerOperationError
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from app.utils.fail2ban_client import Fail2BanConnectionError
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router: APIRouter = APIRouter(prefix="/api/server", tags=["Server"])
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# ---------------------------------------------------------------------------
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# Helpers
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# ---------------------------------------------------------------------------
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def _bad_gateway(exc: Exception) -> HTTPException:
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return HTTPException(
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status_code=status.HTTP_502_BAD_GATEWAY,
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detail=f"Cannot reach fail2ban: {exc}",
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)
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def _bad_request(message: str) -> HTTPException:
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return HTTPException(
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status_code=status.HTTP_400_BAD_REQUEST,
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detail=message,
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)
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# ---------------------------------------------------------------------------
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# Endpoints
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# ---------------------------------------------------------------------------
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@router.get(
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"/settings",
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response_model=ServerSettingsResponse,
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summary="Return fail2ban server-level settings",
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)
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async def get_server_settings(
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request: Request,
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_auth: AuthDep,
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) -> ServerSettingsResponse:
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"""Return the current fail2ban server-level settings.
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Includes log level, log target, syslog socket, database file path,
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database purge age, and maximum stored matches per record.
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Args:
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request: Incoming request (used to access ``app.state``).
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_auth: Validated session — enforces authentication.
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Returns:
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:class:`~app.models.server.ServerSettingsResponse`.
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Raises:
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HTTPException: 502 when fail2ban is unreachable.
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"""
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socket_path: str = request.app.state.settings.fail2ban_socket
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try:
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return await server_service.get_settings(socket_path)
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except Fail2BanConnectionError as exc:
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raise _bad_gateway(exc) from exc
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@router.put(
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"/settings",
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status_code=status.HTTP_204_NO_CONTENT,
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summary="Update fail2ban server-level settings",
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)
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async def update_server_settings(
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request: Request,
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_auth: AuthDep,
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body: ServerSettingsUpdate,
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) -> None:
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"""Update fail2ban server-level settings.
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Only non-None fields in the request body are written. Changes take
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effect immediately without a daemon restart.
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Args:
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request: Incoming request.
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_auth: Validated session.
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body: Partial settings update.
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Raises:
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HTTPException: 400 when a set command is rejected by fail2ban.
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HTTPException: 502 when fail2ban is unreachable.
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"""
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socket_path: str = request.app.state.settings.fail2ban_socket
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try:
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await server_service.update_settings(socket_path, body)
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except ServerOperationError as exc:
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raise _bad_request(str(exc)) from exc
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except Fail2BanConnectionError as exc:
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raise _bad_gateway(exc) from exc
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@router.post(
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"/flush-logs",
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status_code=status.HTTP_200_OK,
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summary="Flush and re-open fail2ban log files",
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)
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async def flush_logs(
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request: Request,
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_auth: AuthDep,
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) -> dict[str, str]:
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"""Flush and re-open fail2ban log files.
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Useful after log rotation so the daemon writes to the newly created
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log file rather than continuing to append to the rotated one.
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Args:
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request: Incoming request.
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_auth: Validated session.
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Returns:
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``{"message": "<response from fail2ban>"}``
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Raises:
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HTTPException: 400 when the command is rejected.
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HTTPException: 502 when fail2ban is unreachable.
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"""
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socket_path: str = request.app.state.settings.fail2ban_socket
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try:
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result = await server_service.flush_logs(socket_path)
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return {"message": result}
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except ServerOperationError as exc:
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raise _bad_request(str(exc)) from exc
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except Fail2BanConnectionError as exc:
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raise _bad_gateway(exc) from exc
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