Step 2：用户 CRUD + bcrypt + JWT 真实鉴权 + RBAC 依赖

backend/app/core/security.py

@@ -4,21 +4,25 @@ from typing import Any, Dict, Optional
 from fastapi import HTTPException, status
 from fastapi.security import OAuth2PasswordBearer
 from jose import JWTError, jwt
+from passlib.context import CryptContext
 
 from app.core.config import settings
 
 
 ALGORITHM = "HS256"
+pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
 oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/v1/auth/login", scheme_name="Bearer")
 
 
-def create_access_token(*, subject: str, role: str, expires_delta: Optional[timedelta] = None) -> str:
-    expire = datetime.now(timezone.utc) + (expires_delta or timedelta(minutes=settings.JWT_EXPIRE_MINUTES))
-    to_encode: Dict[str, Any] = {"sub": subject, "role": role, "exp": expire}
+def create_access_token(*, user_id: str, role: str, expires_minutes: Optional[int] = None) -> str:
+    expire = datetime.now(timezone.utc) + timedelta(
+        minutes=expires_minutes or settings.JWT_EXPIRE_MINUTES
+    )
+    to_encode: Dict[str, Any] = {"sub": user_id, "role": role, "exp": expire}
     return jwt.encode(to_encode, settings.JWT_SECRET_KEY, algorithm=ALGORITHM)
 
 
-def decode_access_token(token: str) -> Dict[str, Any]:
+def decode_token(token: str) -> Dict[str, Any]:
     try:
         payload = jwt.decode(token, settings.JWT_SECRET_KEY, algorithms=[ALGORITHM])
     except JWTError as exc:
@@ -28,3 +32,11 @@ def decode_access_token(token: str) -> Dict[str, Any]:
             headers={"WWW-Authenticate": "Bearer"},
         ) from exc
     return payload
+
+
+def hash_password(plain_password: str) -> str:
+    return pwd_context.hash(plain_password)
+
+
+def verify_password(plain_password: str, hashed_password: str) -> bool:
+    return pwd_context.verify(plain_password, hashed_password)