Put into multiple files
This commit is contained in:
parent
fe1219d5a0
commit
d75cdfadc1
|
@ -0,0 +1,81 @@
|
|||
from os import getenv
|
||||
import json
|
||||
from datetime import timedelta, datetime
|
||||
from typing import Optional
|
||||
from fastapi.security import OAuth2PasswordBearer
|
||||
from fastapi import Depends, HTTPException, status
|
||||
from jose import JWTError, jwt
|
||||
from passlib.context import CryptContext
|
||||
from models import User, UserInDB, TokenData
|
||||
|
||||
|
||||
# to get a string like this run:
|
||||
# openssl rand -hex 32
|
||||
SECRET_KEY = getenv("SECRET_KEY")
|
||||
ALGORITHM = getenv("ALGORITHM")
|
||||
ACCESS_TOKEN_EXPIRE_MINUTES = int(getenv("ACCESS_TOKEN_EXPIRE_MINUTES"))
|
||||
|
||||
fake_users_db = json.load(open("app/users.json"))
|
||||
|
||||
pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
|
||||
|
||||
oauth2_scheme = OAuth2PasswordBearer(tokenUrl="token")
|
||||
|
||||
def verify_password(plain_password, hashed_password):
|
||||
return pwd_context.verify(plain_password, hashed_password)
|
||||
|
||||
|
||||
def get_password_hash(password):
|
||||
return pwd_context.hash(password)
|
||||
|
||||
|
||||
def get_user(db, username: str):
|
||||
if username in db:
|
||||
user_dict = db[username]
|
||||
return UserInDB(**user_dict)
|
||||
|
||||
|
||||
def authenticate_user(fake_db, username: str, password: str):
|
||||
user = get_user(fake_db, username)
|
||||
if not user:
|
||||
return False
|
||||
if not verify_password(password, user.hashed_password):
|
||||
return False
|
||||
return user
|
||||
|
||||
|
||||
def create_access_token(data: dict, expires_delta: Optional[timedelta] = None):
|
||||
to_encode = data.copy()
|
||||
if expires_delta:
|
||||
expire = datetime.utcnow() + expires_delta
|
||||
else:
|
||||
expire = datetime.utcnow() + timedelta(minutes=15)
|
||||
to_encode.update({"exp": expire})
|
||||
encoded_jwt = jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
|
||||
return encoded_jwt
|
||||
|
||||
|
||||
async def get_current_user(token: str = Depends(oauth2_scheme)):
|
||||
credentials_exception = HTTPException(
|
||||
status_code=status.HTTP_401_UNAUTHORIZED,
|
||||
detail="Could not validate credentials",
|
||||
headers={"WWW-Authenticate": "Bearer"},
|
||||
)
|
||||
try:
|
||||
payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
|
||||
username: str = payload.get("sub")
|
||||
if username is None:
|
||||
raise credentials_exception
|
||||
token_data = TokenData(username=username)
|
||||
except JWTError:
|
||||
raise credentials_exception
|
||||
user = get_user(fake_users_db, username=token_data.username)
|
||||
if user is None:
|
||||
raise credentials_exception
|
||||
return user
|
||||
|
||||
|
||||
async def get_current_active_user(current_user: User = Depends(get_current_user)):
|
||||
if current_user.disabled:
|
||||
raise HTTPException(status_code=400, detail="Inactive user")
|
||||
return current_user
|
105
app/main.py
105
app/main.py
|
@ -1,109 +1,14 @@
|
|||
from datetime import datetime, timedelta
|
||||
from typing import Optional
|
||||
from datetime import timedelta
|
||||
|
||||
|
||||
from fastapi import Depends, FastAPI, HTTPException, status
|
||||
from fastapi.security import OAuth2PasswordBearer, OAuth2PasswordRequestForm
|
||||
from jose import JWTError, jwt
|
||||
from passlib.context import CryptContext
|
||||
from pydantic import BaseModel
|
||||
from os import getenv
|
||||
import json
|
||||
from fastapi.security import OAuth2PasswordRequestForm
|
||||
|
||||
# to get a string like this run:
|
||||
# openssl rand -hex 32
|
||||
SECRET_KEY = getenv("SECRET_KEY")
|
||||
ALGORITHM = getenv("ALGORITHM")
|
||||
ACCESS_TOKEN_EXPIRE_MINUTES = int(getenv("ACCESS_TOKEN_EXPIRE_MINUTES"))
|
||||
|
||||
fake_users_db = json.load(open("app/users.json"))
|
||||
|
||||
class Token(BaseModel):
|
||||
access_token: str
|
||||
token_type: str
|
||||
|
||||
|
||||
class TokenData(BaseModel):
|
||||
username: Optional[str] = None
|
||||
|
||||
|
||||
class User(BaseModel):
|
||||
username: str
|
||||
email: Optional[str] = None
|
||||
full_name: Optional[str] = None
|
||||
disabled: Optional[bool] = None
|
||||
|
||||
|
||||
class UserInDB(User):
|
||||
hashed_password: str
|
||||
|
||||
|
||||
pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
|
||||
|
||||
oauth2_scheme = OAuth2PasswordBearer(tokenUrl="token")
|
||||
from models import Token, User
|
||||
from auth import get_current_active_user, create_access_token, authenticate_user, fake_users_db, ACCESS_TOKEN_EXPIRE_MINUTES
|
||||
|
||||
app = FastAPI()
|
||||
|
||||
|
||||
def verify_password(plain_password, hashed_password):
|
||||
return pwd_context.verify(plain_password, hashed_password)
|
||||
|
||||
|
||||
def get_password_hash(password):
|
||||
return pwd_context.hash(password)
|
||||
|
||||
|
||||
def get_user(db, username: str):
|
||||
if username in db:
|
||||
user_dict = db[username]
|
||||
return UserInDB(**user_dict)
|
||||
|
||||
|
||||
def authenticate_user(fake_db, username: str, password: str):
|
||||
user = get_user(fake_db, username)
|
||||
if not user:
|
||||
return False
|
||||
if not verify_password(password, user.hashed_password):
|
||||
return False
|
||||
return user
|
||||
|
||||
|
||||
def create_access_token(data: dict, expires_delta: Optional[timedelta] = None):
|
||||
to_encode = data.copy()
|
||||
if expires_delta:
|
||||
expire = datetime.utcnow() + expires_delta
|
||||
else:
|
||||
expire = datetime.utcnow() + timedelta(minutes=15)
|
||||
to_encode.update({"exp": expire})
|
||||
encoded_jwt = jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
|
||||
return encoded_jwt
|
||||
|
||||
|
||||
async def get_current_user(token: str = Depends(oauth2_scheme)):
|
||||
credentials_exception = HTTPException(
|
||||
status_code=status.HTTP_401_UNAUTHORIZED,
|
||||
detail="Could not validate credentials",
|
||||
headers={"WWW-Authenticate": "Bearer"},
|
||||
)
|
||||
try:
|
||||
payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
|
||||
username: str = payload.get("sub")
|
||||
if username is None:
|
||||
raise credentials_exception
|
||||
token_data = TokenData(username=username)
|
||||
except JWTError:
|
||||
raise credentials_exception
|
||||
user = get_user(fake_users_db, username=token_data.username)
|
||||
if user is None:
|
||||
raise credentials_exception
|
||||
return user
|
||||
|
||||
|
||||
async def get_current_active_user(current_user: User = Depends(get_current_user)):
|
||||
if current_user.disabled:
|
||||
raise HTTPException(status_code=400, detail="Inactive user")
|
||||
return current_user
|
||||
|
||||
|
||||
@app.post("/token", response_model=Token)
|
||||
async def login_for_access_token(form_data: OAuth2PasswordRequestForm = Depends()):
|
||||
user = authenticate_user(fake_users_db, form_data.username, form_data.password)
|
||||
|
|
|
@ -0,0 +1,20 @@
|
|||
from pydantic import BaseModel
|
||||
from typing import Optional
|
||||
|
||||
class Token(BaseModel):
|
||||
access_token: str
|
||||
token_type: str
|
||||
|
||||
|
||||
class TokenData(BaseModel):
|
||||
username: Optional[str] = None
|
||||
|
||||
|
||||
class User(BaseModel):
|
||||
username: str
|
||||
email: Optional[str] = None
|
||||
full_name: Optional[str] = None
|
||||
disabled: Optional[bool] = None
|
||||
|
||||
class UserInDB(User):
|
||||
hashed_password: str
|
Loading…
Reference in New Issue