135 lines
3.9 KiB
Python
135 lines
3.9 KiB
Python
from fastapi import APIRouter, Depends, status
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from jwt import InvalidTokenError
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from sqlalchemy import select
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from sqlalchemy.orm import Session
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from app.api.deps import get_current_user
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from app.core.errors import raise_api_error
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from app.core.security import (
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create_access_token,
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create_refresh_token,
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decode_refresh_token,
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hash_password,
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verify_password,
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)
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from app.db.session import get_db
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from app.models.user import User
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from app.schemas.auth import (
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AccessTokenResponse,
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BootstrapRequest,
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LoginRequest,
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LogoutResponse,
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RefreshRequest,
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TokenResponse,
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)
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from app.schemas.user import UserRead
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router = APIRouter()
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@router.post("/bootstrap", response_model=UserRead, status_code=status.HTTP_201_CREATED)
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def bootstrap_admin(
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payload: BootstrapRequest,
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db: Session = Depends(get_db),
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) -> User:
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existing_user = db.scalar(select(User.id).limit(1))
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if existing_user is not None:
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raise_api_error(
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status_code=status.HTTP_409_CONFLICT,
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code="bootstrap_unavailable",
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message="Bootstrap is only available before the first user is created.",
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)
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user = User(
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username=payload.username,
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password_hash=hash_password(payload.password),
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role="admin",
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is_active=True,
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)
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db.add(user)
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db.commit()
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db.refresh(user)
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return user
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@router.post("/login", response_model=TokenResponse)
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def login(
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payload: LoginRequest,
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db: Session = Depends(get_db),
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) -> TokenResponse:
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user = db.scalar(select(User).where(User.username == payload.username))
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if user is None or not verify_password(payload.password, user.password_hash):
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raise_api_error(
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status_code=status.HTTP_401_UNAUTHORIZED,
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code="invalid_credentials",
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message="Username or password is incorrect.",
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)
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if not user.is_active:
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raise_api_error(
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status_code=status.HTTP_403_FORBIDDEN,
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code="user_inactive",
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message="User account is inactive.",
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)
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return TokenResponse(
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access_token=create_access_token(user.id, user.token_version),
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refresh_token=create_refresh_token(user.id, user.token_version),
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user=UserRead.model_validate(user),
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)
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@router.post("/refresh", response_model=AccessTokenResponse)
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def refresh_token(
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payload: RefreshRequest,
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db: Session = Depends(get_db),
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) -> AccessTokenResponse:
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try:
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decoded = decode_refresh_token(payload.refresh_token)
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user_id = int(decoded["sub"])
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token_version = int(decoded["ver"])
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except (InvalidTokenError, ValueError, KeyError):
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raise_api_error(
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status_code=status.HTTP_401_UNAUTHORIZED,
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code="invalid_refresh_token",
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message="Refresh token is invalid.",
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)
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user = db.get(User, user_id)
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if user is None or not user.is_active:
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raise_api_error(
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status_code=status.HTTP_401_UNAUTHORIZED,
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code="invalid_refresh_token",
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message="Refresh token is invalid.",
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)
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if user.token_version != token_version:
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raise_api_error(
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status_code=status.HTTP_401_UNAUTHORIZED,
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code="invalid_refresh_token",
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message="Refresh token is invalid.",
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)
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return AccessTokenResponse(
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access_token=create_access_token(user.id, user.token_version)
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)
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@router.post("/logout", response_model=LogoutResponse)
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def logout(
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current_user: User = Depends(get_current_user),
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db: Session = Depends(get_db),
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) -> LogoutResponse:
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# Bumping token_version invalidates both access and refresh tokens that were
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# issued before logout without tracking individual token IDs.
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current_user.token_version += 1
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db.add(current_user)
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db.commit()
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return LogoutResponse()
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@router.get("/me", response_model=UserRead)
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def me(current_user: User = Depends(get_current_user)) -> User:
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return current_user
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