230 lines
9.7 KiB
Python
230 lines
9.7 KiB
Python
from fastapi import Depends, FastAPI, HTTPException, status
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from fastapi.security import OAuth2PasswordBearer, OAuth2PasswordRequestForm, OAuth2AuthorizationCodeBearer
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from fastapi.security.api_key import APIKey
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from sqlalchemy.orm import Session
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from . import crud, models, schemas, auth_helper
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from .database import SessionLocal, engine
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from typing import List
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from datetime import timedelta
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import jwt
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models.Base.metadata.create_all(bind=engine)
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oauth = OAuth2PasswordBearer(tokenUrl="tkn")
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app = FastAPI()
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# Dependency
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def get_db():
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db = SessionLocal()
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try:
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yield db
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finally:
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db.close()
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def get_current_user(token: str = Depends(oauth), db: Session = Depends(get_db)):
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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 = jwt.decode(token, auth_helper.JWT_SECRET, algorithms=[auth_helper.JWT_ALGO])
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username: str = payload.get("sub")
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if username is None:
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raise credentials_exception
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token_data = schemas.TokenData(username=username)
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except jwt.PyJWTError:
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raise credentials_exception
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user = crud.get_user_by_username(db, username=token_data.username)
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if user is None:
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raise credentials_exception
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return user
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def get_current_active_user(current_user: schemas.User = Depends(get_current_user)):
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if not current_user.is_active:
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raise HTTPException(status_code=400, detail="Inactive user")
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return current_user
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def get_current_iot_device(current_device: schemas.IotBluetoothMac = Depends(),
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db: Session = Depends(get_db)):
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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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payload = jwt.decode(token, auth_helper.JWT_SECRET, algorithms=[auth_helper.JWT_ALGO])
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mac_signed = payload.get("bluetooth_mac")
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if (mac_signed != current_device): raise credentials_exception
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device = crud.get_iot_entity_by_bluetooth_mac(db, mac_signed)
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return device
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@app.post("/users/reg", response_model=schemas.User, tags=['Users'])
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def create_user(user: schemas.UserCreate, db: Session = Depends(get_db)):
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db_user = crud.get_user_by_email(db, email=user.email)
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if db_user:
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raise HTTPException(status_code=400, detail="Email already registered")
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db_user = crud.get_user_by_username(db, username=user.username)
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if db_user:
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raise HTTPException(status_code=400, detail="Username already registerd")
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return crud.create_user(db=db, user=user)
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@app.get("/users/me/", response_model=schemas.User, tags=['Users'])
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def get_user_details(current_user: schemas.User = Depends(get_current_active_user)):
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return current_user
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@app.get("/admin/users/", response_model=List[schemas.User], tags=['Admin'])
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def read_users(skip: int = 0, limit: int = 100, db: Session = Depends(get_db)):
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users = crud.get_users(db, skip=skip, limit=limit)
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return users
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@app.get("/admin/iotentities/", response_model=List[schemas.IotEntity], tags=['Admin'])
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def read_iot_entities(skip: int = 0, limit: int = 100, db: Session = Depends(get_db)):
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iot_entities = crud.get_iot_entities(db, skip=skip, limit=limit)
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return iot_entities
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# TODO: Can duplicate
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@app.post("/admin/iotentities/create", response_model=schemas.IotEntity, tags=['Admin'])
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def create_iot_entities(iot_entity: schemas.IotEntityCreate, db: Session = Depends(get_db)):
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iot_entities = crud.create_iot_entity(db, iot_entity)
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return iot_entities
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@app.get("/admin/users/{user_id}", response_model=schemas.User, tags=['Admin'])
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def read_user(user_id: int, db: Session = Depends(get_db)):
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db_user = crud.get_user(db, user_id=user_id)
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if db_user is None:
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raise HTTPException(status_code=404, detail="User not found")
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return db_user
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@app.post("/admin/users/allowdevice/id", tags=['Admin'])
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def allow_user_for_iot_entity_by_id(request: schemas.UserAllowForIotEntityRequestByID, db: Session = Depends(get_db)):
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user = crud.get_user(db, request.user_id)
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if not user:
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raise HTTPException(status_code=404, detail="User not found")
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iot_entity = crud.get_iot_entity(db, request.iot_entity_id)
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if not iot_entity:
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raise HTTPException(status_code=404, detail="Iot Entity not found")
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res = crud.create_user_link_to_iot(db, request.user_id, request.iot_entity_id)
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if not res:
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raise HTTPException(status_code=500, detail="Could not complete operation")
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return
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@app.post("/admin/users/disallowdevice/id", tags=['Admin'])
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def disallow_user_for_iot_entity_by_id(request: schemas.UserAllowForIotEntityRequestByID, db: Session = Depends(get_db)):
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user = crud.get_user(db, request.user_id)
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if not user:
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raise HTTPException(status_code=404, detail="User not found")
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iot_entity = crud.get_iot_entity(db, request.iot_entity_id)
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if not iot_entity:
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raise HTTPException(status_code=404, detail="Iot Entity not found")
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res = crud.remove_user_link_to_iot(db, request.user_id, request.iot_entity_id)
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if not res:
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raise HTTPException(status_code=500, detail="Could not complete operation")
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return
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@app.post("/admin/users/allowdevice/name", tags=['Admin'])
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def allow_user_for_iot_entity_by_name(request: schemas.UserAllowForIotEntityRequestByUsername, db: Session = Depends(get_db)):
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user = crud.get_user_by_username(db, request.username)
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if not user:
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raise HTTPException(status_code=404, detail="User not found")
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iot_entity = crud.get_iot_entity_by_description(db, request.description)
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if not iot_entity:
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raise HTTPException(status_code=404, detail="Iot Entity not found")
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res = crud.create_user_link_to_iot(db, user.id, iot_entity.id)
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if not res:
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raise HTTPException(status_code=500, detail="Could not complete operation")
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return
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@app.post("/admin/users/{user_id}/deactiveate", tags=['Admin'])
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def deactiveate_user(user_id: int, db:Session = Depends(get_db)):
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return
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@app.post("/admin/users/{user_id}/activeate", tags=['Admin'])
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def deactiveate_user(user_id: int, db:Session = Depends(get_db)):
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return
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@app.post("/admin/iotdevice/gentoken/", response_model=schemas.Token, tags=['Admin'])
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def generate_token_for_iot_device(bluetooth_mac : schemas.IotBluetoothMac,
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api_key: APIKey = Depends(auth_helper.valid_api_key)):
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# We get here after a valid admin key, so send back permenant token
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data = {"bluetooth_mac": bluetooth_mac.bluetooth_mac}
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tkn = auth_helper.create_iot_dev_token(data)
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return {"access_token": tkn, "token_type": "bearer"}
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@app.get("/users/acesslist/", response_model=List[schemas.IotEntity], tags=['Users'])
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def get_iot_access_list_for_user(db: Session = Depends(get_db), current_user: schemas.User = Depends(get_current_active_user)):
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user = crud.get_user_by_username(db, current_user.username)
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return user.authorized_devices
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@app.post("/users/open", tags=['Users'])
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def issue_open_door_command(command: schemas.OpenDoorRequestBase,
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db: Session = Depends(get_db),
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current_user: schemas.User = Depends(get_current_active_user)):
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err = HTTPException(status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Unauthrized to open")
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device = crud.get_iot_entity_by_bluetooth_mac(db, command.bluetooth_mac)
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if not device: raise err
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# TODO: Use database search rather then this linear search
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user = crud.get_user(db, current_user.id)
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for dev in user.authorized_devices:
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if dev.bluetooth_mac == device.bluetooth_mac:
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crud.set_open_door_request(db, device.id)
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return device
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raise err
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@app.post("/users/tkn", response_model=schemas.Token, tags=['Users'])
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@app.post("/tkn", response_model=schemas.Token, tags=['Users'])
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def login_for_access_token(form_data: OAuth2PasswordRequestForm = Depends(), db: Session = Depends(get_db)):
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user = auth_helper.authenticate_user(db, form_data.username, form_data.password)
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if not user:
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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(minutes=ACCESS_TOKEN_EXPIRE_MINUTES)
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access_token = auth_helper.create_access_token(
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data={"sub": form_data.username}, expires_delta=timedelta(minutes=15)
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)
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return {"access_token": access_token, "token_type": "bearer"}
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@app.post("/iotdevice/door/status", response_model=schemas.IotDoorPollingResponse, tags=['Iot'])
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def polling_method_for_iot_entity(request: schemas.IotDoorPollingRequest,
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db: Session = Depends(get_db)):
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# We need db session
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# API schema request
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# API schema response
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device: schemas.IotEntity = auth_helper.valid_iot_token(request.token, db)
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if not device:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Could not validate credentials")
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response : schemas.IotEntityPollingResponse(open_command=device.open_request,
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acces_list_counter=0)
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return response
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@app.post("/iotdevice/monitor/status", tags=['Iot'])
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def polling_method_for_room_monitor(request: schemas.IotMonitorRoomInfo,
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db: Session = Depends(get_db)):
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device : schemas.IotEntity = auth_helper.valid_iot_token(request.token, db)
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# if not device:
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# raise HTTPException(
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# status_code=status.HTTP_401_UNAUTHORIZED,
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# detail="Could not validate credentials")
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return request |