refactor CRUD utils

api/kiwi_vpn_api/db/__init__.py

@@ -0,0 +1 @@
+from .connection import Connection

api/kiwi_vpn_api/db/crud.py

@@ -1,31 +0,0 @@
-from sqlalchemy.orm import Session
-from passlib.context import CryptContext
-
-from . import models, schemas
-
-
-def get_user(db: Session, name: str):
-    return (db
-            .query(models.User)
-            .filter(models.User.name == name).first())
-
-
-def create_user(
-    db: Session,
-    user: schemas.UserCreate,
-    capabilities: list[str],
-    crypt_context: CryptContext,
-):
-    db_user = models.User(
-        name=user.name,
-        password=crypt_context.hash(user.password),
-        capabilities=[
-            models.UserCapability(capability=capability)
-            for capability in capabilities
-        ]
-    )
-
-    db.add(db_user)
-    db.commit()
-    db.refresh(db_user)
-    return db_user

api/kiwi_vpn_api/db/schemas.py

@@ -1,5 +1,12 @@
+from __future__ import annotations
+
 from datetime import datetime
-from pydantic import BaseModel
+
+from passlib.context import CryptContext
+from pydantic import BaseModel, validator
+from sqlalchemy.orm import Session
+
+from . import models
 
 
 class CertificateBase(BaseModel):
@@ -20,6 +27,15 @@ class Certificate(CertificateBase):
 
 class UserBase(BaseModel):
     name: str
+    capabilities: list[str]
+
+    @validator("capabilities", pre=True)
+    @classmethod
+    def caps_from_orm(cls, value: list[models.UserCapability]) -> list[str]:
+        return [
+            capability.capability
+            for capability in value
+        ]
 
 
 class UserCreate(UserBase):
@@ -27,12 +43,46 @@ class UserCreate(UserBase):
 
 
 class User(UserBase):
-    capabilities: list[str]
     certificates: list[Certificate]
 
     class Config:
         orm_mode = True
 
+    @classmethod
+    def get(
+        cls,
+        db: Session,
+        name: str,
+    ) -> User:
+        user = (db
+                .query(models.User)
+                .filter(models.User.name == name)
+                .first())
+
+        return cls.from_orm(user)
+
+    @classmethod
+    def create(
+        cls,
+        db: Session,
+        user: UserCreate,
+        crypt_context: CryptContext,
+    ) -> User:
+        user = models.User(
+            name=user.name,
+            password=crypt_context.hash(user.password),
+            capabilities=[
+                models.UserCapability(capability=capability)
+                for capability in user.capabilities
+            ]
+        )
+
+        db.add(user)
+        db.commit()
+        db.refresh(user)
+
+        return cls.from_orm(user)
+
 
 class DistinguishedNameBase(BaseModel):
     cn_only: bool

api/kiwi_vpn_api/main.py

@@ -4,7 +4,7 @@ import uvicorn
 from fastapi import FastAPI
 
 from .config import Config, Settings
-from .db.connection import Connection
+from .db import Connection, schemas
 from .routers import admin, user
 
 settings = Settings.get()
@@ -29,26 +29,21 @@ api = FastAPI(
 app = FastAPI()
 app.mount("/api", api)
 
+api.include_router(admin.router)
+api.include_router(user.router)
+
 
 @app.on_event("startup")
-async def on_startup():
+async def on_startup() -> None:
-    # always include admin router
-    api.include_router(admin.router)
-
     if (current_config := await Config.get()) is not None:
         Connection.connect(current_config.db_engine)
 
-        # async for db in connection.get():
+        async for db in Connection.get():
-        #     user = crud.get_user(db, "admin")
+            user = schemas.User.get(db, "admin")
-        #     print(user.name)
+            print(str(user))
-        #     for cap in user.capabilities:
-        #         print(cap.capability)
-
-        # include other routers
-        api.include_router(user.router)
 
 
-def main():
+def main() -> None:
     uvicorn.run(
         "kiwi_vpn_api.main:app",
         host="0.0.0.0",

api/kiwi_vpn_api/routers/admin.py

@@ -4,8 +4,7 @@ from fastapi import APIRouter, Depends, HTTPException, status
 from sqlalchemy.orm import Session
 
 from ..config import Config
-from ..db import crud, schemas
+from ..db import Connection, schemas
-from ..db.connection import Connection
 
 router = APIRouter(prefix="/admin")
 
@@ -32,9 +31,8 @@ async def set_config(
     if new_config.jwt.secret is None:
         new_config.jwt.secret = token_hex(32)
 
-    Connection.connect(new_config.db_engine)
-
     Config.set(new_config)
+    Connection.connect(new_config.db_engine)
 
 
 @router.post(
@@ -58,12 +56,12 @@ async def add_user(
     if current_config is None:
         raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST)
 
-    crud.create_user(
+    schemas.User.create(
         db=db,
         user=schemas.UserCreate(
             name=user_name,
             password=user_password,
-        ),
             capabilities=["admin"],
+        ),
         crypt_context=current_config.crypt_context,
     )

api/kiwi_vpn_api/routers/user.py

@@ -7,11 +7,12 @@ from pydantic import BaseModel
 from sqlalchemy.orm import Session
 
 from ..config import Config
-from ..db import crud
+from ..db import Connection, schemas
-from ..db.connection import Connection
 
 router = APIRouter(prefix="/user")
-SCHEME = OAuth2PasswordBearer(tokenUrl=f".{router.prefix}/token")
+SCHEME = OAuth2PasswordBearer(
+    tokenUrl=f".{router.prefix}/token",
+)
 
 
 class Token(BaseModel):
@@ -37,7 +38,7 @@ def create_access_token(
 
 
 @router.post("/auth", response_model=Token)
-async def login_for_access_token(
+async def login(
     form_data: OAuth2PasswordRequestForm = Depends(),
     config: Config = Depends(Config.get),
     db: Session = Depends(Connection.get),
@@ -48,7 +49,7 @@ async def login_for_access_token(
         headers={"WWW-Authenticate": "Bearer"},
     )
 
-    user = crud.get_user(db, form_data.username)
+    user = schemas.User.get(db, form_data.username)
     if user is None:
         config.crypt_context.dummy_verify()
         raise credentials_exception