refactoring

balancer/util.py

+from fastapi.responses import ORJSONResponse
+from sredis.sredis import get_datacenter_token, rr_get
+from fastapi import HTTPException
+import requests
+import json
+
+def proxy_datacenters(serverpath: str, username, method="GET", balancer_fun = rr_get):
+    server = balancer_fun()
+    token = get_datacenter_token(username, server)
+    url=f"{server}/{serverpath}"
+    t_resp = requests.request(
+        method=method,
+        url=url,
+        allow_redirects=False, verify=False, 
+        headers={
+            'Authorization': token
+        }
+    )
+    if t_resp.status_code / 100 != 2:
+        raise HTTPException(status_code=t_resp.status_code, detail="Remote server error")
+    response = ORJSONResponse(
+        json.loads(t_resp.content), 
+        status_code=t_resp.status_code
+    )
+    return response
\ No newline at end of file

core/bearer.py

@@ -2,10 +2,10 @@ from fastapi import Request, HTTPException, Depends
 from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
 
 from .auth import decodeJWT
+from sredis.models import PUser
 
 
 class JWTBearer(HTTPBearer):
-    username: str = None
 
     def __init__(self, auto_error: bool = True):
         super(JWTBearer, self).__init__(auto_error=auto_error)
@@ -18,7 +18,6 @@ class JWTBearer(HTTPBearer):
             cred = self.verify_jwt(credentials.credentials)
             if not cred:
                 raise HTTPException(status_code=403, detail="Invalid token or expired token.")
-            self.username = cred['user_id'] 
             return credentials.credentials
         else:
             raise HTTPException(status_code=403, detail="Invalid authorization code.")
@@ -37,3 +36,10 @@ class JWTBearer(HTTPBearer):
 async def get_current_user(token: str = Depends(JWTBearer())) -> str:
     payload = decodeJWT(token)
     return payload['user_id'] 
+
+async def admin_user(token: str = Depends(JWTBearer())) -> str:
+    payload = decodeJWT(token)
+    user = PUser.find(PUser.username == payload['user_id']).all()[0]
+    if not user.admin:
+        raise HTTPException(status_code=401, detail="you can not have access")
+    return payload['user_id'] 
\ No newline at end of file

main.py

 from fastapi import FastAPI, Response, Body, Depends
-from fastapi.responses import ORJSONResponse
-import json
-from fastapi import HTTPException
-from typing import Union, List
-import requests
-from sredis.sredis import * 
+from typing import List
+from balancer.util import proxy_datacenters
 from sredis.models import * 
+from sredis.sredis import check_user, create_puser, add_datacenter, set_token
 import logging
-from core.models import User, DataCenter, Token
+import requests
+from core.models import User, DataCenter, Token, UserLoginSchema
 from core.auth import signJWT
-from core.bearer import get_current_user
+from core.bearer import get_current_user, admin_user
+from redis_om import Migrator
 
 logging.config.fileConfig('logging.conf', disable_existing_loggers=False)
 
 # get root logger
 logger = logging.getLogger(__name__)
 requests.packages.urllib3.disable_warnings() 
+Migrator().run()
 
 app = FastAPI()
 add_datacenter("https://kappa1.fured.cloud.bme.hu")
@@ -36,45 +36,24 @@ async def user_login(user: UserLoginSchema = Body(...)):
         "error": "Wrong login details!"
     }
 
-def _proxy_datacenters(serverpath: str, username, method="GET", balancer_fun = rr_get):
-    server = balancer_fun()
-    token = get_datacenter_token(username, server)
-    url=f"{server}/{serverpath}"
-    logger.debug("Req: " + url)
-    t_resp = requests.request(
-        method=method,
-        url=url,
-        allow_redirects=False, verify=False, 
-        headers={
-            'Authorization': token
-        }
-    )
-    if t_resp.status_code / 100 != 2:
-        raise HTTPException(status_code=t_resp.status_code, detail="Remote server error")
-    response = ORJSONResponse(
-        json.loads(t_resp.content), 
-        status_code=t_resp.status_code
-    )
-    return response
-
 @app.get("/lb/{server_path:path}")
 def proxy(
         server_path: str = "/",
         username = Depends(get_current_user)
     ):
-    return _proxy_datacenters(server_path, username)
+    return proxy_datacenters(server_path, username)
 
 @app.post("/lb/{server_path:path}")
 def proxy(
         server_path: str = "/",
         username = Depends(get_current_user)
     ):
-    return _proxy_datacenters(server_path, username, method="POST")
+    return proxy_datacenters(server_path, username, method="POST")
 
 @app.post("/add_datacenter/")
 def create_datacenter(
         dc: DataCenter = None,
-        username = Depends(get_current_user)
+        username = Depends(admin_user)
     ):
     add_datacenter(dc.name)
     return Response(status_code=201)

sredis/models.py

@@ -5,3 +5,4 @@ class PUser(HashModel):
     username: str = Field(index=True)
     email: EmailStr
     password: str 
+    admin: bool = False

sredis/sredis.py

@@ -42,7 +42,7 @@ def check_user(data: UserLoginSchema):
     return False
 
 def create_puser(user: User):
-    s = PUser.find(PUser.username == 'karsa').all()
+    s = PUser.find(PUser.username == user.username).all()
     if s:
         raise HTTPException(status_code=403, detail="User already exists")
     user = PUser(