162 lines
4.7 KiB
Python
162 lines
4.7 KiB
Python
import uuid
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from contextlib import asynccontextmanager
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from datetime import timedelta
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from typing import Any, AsyncGenerator
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import jwt
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from fastapi import Depends, FastAPI, HTTPException, Query, status
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from fastapi.middleware.cors import CORSMiddleware
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from fastapi.security import OAuth2PasswordBearer
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from pydantic import BaseModel
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from decnet.web.auth import (
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ACCESS_TOKEN_EXPIRE_MINUTES,
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ALGORITHM,
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SECRET_KEY,
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create_access_token,
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get_password_hash,
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verify_password,
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)
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from decnet.web.sqlite_repository import SQLiteRepository
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repo: SQLiteRepository = SQLiteRepository()
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@asynccontextmanager
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async def lifespan(app: FastAPI) -> AsyncGenerator[None, None]:
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await repo.initialize()
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# Create default admin if no users exist
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admin_user: dict[str, Any] | None = await repo.get_user_by_username("admin")
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if not admin_user:
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await repo.create_user(
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{
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"uuid": str(uuid.uuid4()),
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"username": "admin",
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"password_hash": get_password_hash("admin"),
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"role": "admin",
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"must_change_password": True
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}
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)
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yield
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app: FastAPI = FastAPI(
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title="DECNET Web Dashboard API",
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version="1.0.0",
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lifespan=lifespan
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)
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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oauth2_scheme: OAuth2PasswordBearer = OAuth2PasswordBearer(tokenUrl="/api/v1/auth/login")
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async def get_current_user(token: str = Depends(oauth2_scheme)) -> str:
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credentials_exception = HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Could not validate credentials",
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headers={"WWW-Authenticate": "Bearer"},
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)
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try:
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payload: dict[str, Any] = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
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user_uuid: str | None = payload.get("uuid")
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if user_uuid is None:
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raise credentials_exception
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except jwt.PyJWTError:
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raise credentials_exception
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return user_uuid
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class Token(BaseModel):
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access_token: str
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token_type: str
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must_change_password: bool = False
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class LoginRequest(BaseModel):
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username: str
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password: str
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class ChangePasswordRequest(BaseModel):
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old_password: str
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new_password: str
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class LogsResponse(BaseModel):
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total: int
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limit: int
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offset: int
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data: list[dict[str, Any]]
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@app.post("/api/v1/auth/login", response_model=Token)
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async def login(request: LoginRequest) -> dict[str, Any]:
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user: dict[str, Any] | None = await repo.get_user_by_username(request.username)
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if not user or not verify_password(request.password, user["password_hash"]):
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Incorrect username or password",
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headers={"WWW-Authenticate": "Bearer"},
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)
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access_token_expires: timedelta = timedelta(minutes=ACCESS_TOKEN_EXPIRE_MINUTES)
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# Token uses uuid instead of sub
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access_token: str = create_access_token(
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data={"uuid": user["uuid"]}, expires_delta=access_token_expires
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)
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return {
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"access_token": access_token,
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"token_type": "bearer",
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"must_change_password": bool(user.get("must_change_password", False))
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}
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@app.post("/api/v1/auth/change-password")
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async def change_password(request: ChangePasswordRequest, current_user: str = Depends(get_current_user)) -> dict[str, str]:
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user: dict[str, Any] | None = await repo.get_user_by_uuid(current_user)
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if not user or not verify_password(request.old_password, user["password_hash"]):
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Incorrect old password",
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)
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new_hash = get_password_hash(request.new_password)
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await repo.update_user_password(current_user, new_hash, must_change_password=False)
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return {"message": "Password updated successfully"}
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@app.get("/api/v1/logs", response_model=LogsResponse)
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async def get_logs(
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limit: int = Query(50, ge=1, le=1000),
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offset: int = Query(0, ge=0),
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search: str | None = None,
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current_user: str = Depends(get_current_user)
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) -> dict[str, Any]:
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logs: list[dict[str, Any]] = await repo.get_logs(limit=limit, offset=offset, search=search)
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total: int = await repo.get_total_logs(search=search)
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return {
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"total": total,
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"limit": limit,
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"offset": offset,
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"data": logs
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}
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class StatsResponse(BaseModel):
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total_logs: int
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unique_attackers: int
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active_deckies: int
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@app.get("/api/v1/stats", response_model=StatsResponse)
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async def get_stats(current_user: str = Depends(get_current_user)) -> dict[str, Any]:
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return await repo.get_stats_summary()
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