Daniel Allaire
393f9243cb
- scoper les postes et permissions par groupe - retirer les lectures district du calendrier, des evenements et anniversaires - documenter les regles d isolation multi-groupe
84 lines
3 KiB
Python
84 lines
3 KiB
Python
"""Authentification JWT + hachage PIN."""
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from datetime import datetime, timedelta, timezone
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from jose import jwt, JWTError
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from fastapi import Depends, HTTPException, status
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from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy import select
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import bcrypt
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from app.core.config import settings
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from app.core.database import get_db
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security = HTTPBearer()
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def hash_pin(pin: str) -> str:
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return bcrypt.hashpw(pin.encode("utf-8"), bcrypt.gensalt(rounds=12)).decode("utf-8")
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def verify_pin(pin: str, hashed: str) -> bool:
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return bcrypt.checkpw(pin.encode("utf-8"), hashed.encode("utf-8"))
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def create_token(membre_id: str, groupe_id: str, expire_jours: int = None, admin_id: str | None = None) -> str:
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jours = expire_jours or settings.JWT_EXPIRE_DAYS
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expire = datetime.now(timezone.utc) + timedelta(days=jours)
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payload = {"sub": str(membre_id), "grp": str(groupe_id), "exp": expire}
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if admin_id:
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payload["adm"] = str(admin_id)
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return jwt.encode(payload, settings.JWT_SECRET, algorithm=settings.JWT_ALGORITHM)
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def decode_token(token: str) -> dict:
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try:
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return jwt.decode(token, settings.JWT_SECRET, algorithms=[settings.JWT_ALGORITHM])
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except JWTError:
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raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="Token invalide ou expiré")
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def is_sysadmin(membre) -> bool:
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return bool(getattr(membre, "is_sysadmin", False))
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async def get_current_membre(
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credentials: HTTPAuthorizationCredentials = Depends(security),
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db: AsyncSession = Depends(get_db),
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):
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from app.models.membre import Membre
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payload = decode_token(credentials.credentials)
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membre_id = payload.get("sub")
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groupe_id = payload.get("grp")
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if not membre_id:
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raise HTTPException(status_code=401, detail="Token invalide")
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result = await db.execute(select(Membre).where(Membre.id == membre_id, Membre.actif == True))
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membre = result.scalar_one_or_none()
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if not membre:
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raise HTTPException(status_code=401, detail="Membre introuvable ou inactif")
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if groupe_id and str(membre.groupe_id) != str(groupe_id):
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raise HTTPException(status_code=401, detail="Session invalide pour ce groupe")
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if payload.get("adm"):
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setattr(membre, "_sysadmin_session", True)
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return membre
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async def require_executif(
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membre=Depends(get_current_membre),
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db: AsyncSession = Depends(get_db),
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):
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if is_sysadmin(membre):
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return membre
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from app.models.affectation import Affectation
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from app.models.poste import Poste
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result = await db.execute(
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select(Affectation).join(Poste).where(
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Affectation.membre_id == membre.id,
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Affectation.groupe_id == membre.groupe_id,
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Affectation.statut == "actif",
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Poste.groupe_id == membre.groupe_id,
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Poste.categorie == "executif",
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)
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)
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if not result.scalars().first():
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raise HTTPException(status_code=403, detail="Réservé à l'exécutif")
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return membre
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