Merge pull request #1347 from cheahjs/feat/trusted-email-header

feat: allow authenticating with a trusted email header

Dockerfile

@@ -26,6 +26,7 @@ ENV OPENAI_API_BASE_URL ""
 ENV OPENAI_API_KEY ""
 
 ENV WEBUI_SECRET_KEY ""
+ENV WEBUI_AUTH_TRUSTED_EMAIL_HEADER ""
 
 ENV SCARF_NO_ANALYTICS true
 ENV DO_NOT_TRACK true

backend/apps/web/main.py

@@ -20,6 +20,7 @@ from config import (
     ENABLE_SIGNUP,
     USER_PERMISSIONS,
     WEBHOOK_URL,
+    WEBUI_AUTH_TRUSTED_EMAIL_HEADER,
 )
 
 app = FastAPI()
@@ -34,7 +35,7 @@ app.state.DEFAULT_PROMPT_SUGGESTIONS = DEFAULT_PROMPT_SUGGESTIONS
 app.state.DEFAULT_USER_ROLE = DEFAULT_USER_ROLE
 app.state.USER_PERMISSIONS = USER_PERMISSIONS
 app.state.WEBHOOK_URL = WEBHOOK_URL
-
+app.state.AUTH_TRUSTED_EMAIL_HEADER = WEBUI_AUTH_TRUSTED_EMAIL_HEADER
 
 app.add_middleware(
     CORSMiddleware,

backend/apps/web/models/auths.py

@@ -123,6 +123,16 @@ class AuthsTable:
         except:
             return None
 
+    def authenticate_user_by_trusted_header(self, email: str) -> Optional[UserModel]:
+        log.info(f"authenticate_user_by_trusted_header: {email}")
+        try:
+            auth = Auth.get(Auth.email == email, Auth.active == True)
+            if auth:
+                user = Users.get_user_by_id(auth.id)
+                return user
+        except:
+            return None
+
     def update_user_password_by_id(self, id: str, new_password: str) -> bool:
         try:
             query = Auth.update(password=new_password).where(Auth.id == id)

backend/apps/web/routers/auths.py

@@ -29,6 +29,7 @@ from utils.utils import (
 from utils.misc import parse_duration, validate_email_format
 from utils.webhook import post_webhook
 from constants import ERROR_MESSAGES, WEBHOOK_MESSAGES
+from config import WEBUI_AUTH_TRUSTED_EMAIL_HEADER
 
 router = APIRouter()
 
@@ -79,6 +80,8 @@ async def update_profile(
 async def update_password(
     form_data: UpdatePasswordForm, session_user=Depends(get_current_user)
 ):
+    if WEBUI_AUTH_TRUSTED_EMAIL_HEADER:
+        raise HTTPException(400, detail=ERROR_MESSAGES.ACTION_PROHIBITED)
     if session_user:
         user = Auths.authenticate_user(session_user.email, form_data.password)
 
@@ -98,7 +101,22 @@ async def update_password(
 
 @router.post("/signin", response_model=SigninResponse)
 async def signin(request: Request, form_data: SigninForm):
+    if WEBUI_AUTH_TRUSTED_EMAIL_HEADER:
+        if WEBUI_AUTH_TRUSTED_EMAIL_HEADER not in request.headers:
+            raise HTTPException(400, detail=ERROR_MESSAGES.INVALID_TRUSTED_HEADER)
+
+        trusted_email = request.headers[WEBUI_AUTH_TRUSTED_EMAIL_HEADER].lower()
+        if not Users.get_user_by_email(trusted_email.lower()):
+            await signup(
+                request,
+                SignupForm(
+                    email=trusted_email, password=str(uuid.uuid4()), name=trusted_email
+                ),
+            )
+        user = Auths.authenticate_user_by_trusted_header(trusted_email)
+    else:
         user = Auths.authenticate_user(form_data.email.lower(), form_data.password)
+
     if user:
         token = create_token(
             data={"id": user.id},

backend/config.py

@@ -362,6 +362,9 @@ WEBUI_VERSION = os.environ.get("WEBUI_VERSION", "v1.0.0-alpha.100")
 ####################################
 
 WEBUI_AUTH = True
+WEBUI_AUTH_TRUSTED_EMAIL_HEADER = os.environ.get(
+    "WEBUI_AUTH_TRUSTED_EMAIL_HEADER", None
+)
 
 ####################################
 # WEBUI_SECRET_KEY

backend/constants.py

@@ -20,6 +20,7 @@ class ERROR_MESSAGES(str, Enum):
     ENV_VAR_NOT_FOUND = "Required environment variable not found. Terminating now."
     CREATE_USER_ERROR = "Oops! Something went wrong while creating your account. Please try again later. If the issue persists, contact support for assistance."
     DELETE_USER_ERROR = "Oops! Something went wrong. We encountered an issue while trying to delete the user. Please give it another shot."
+    EMAIL_MISMATCH = "Uh-oh! This email does not match the email your provider is registered with. Please check your email and try again."
     EMAIL_TAKEN = "Uh-oh! This email is already registered. Sign in with your existing account or choose another email to start anew."
     USERNAME_TAKEN = (
         "Uh-oh! This username is already registered. Please choose another username."
@@ -36,6 +37,7 @@ class ERROR_MESSAGES(str, Enum):
     INVALID_PASSWORD = (
         "The password provided is incorrect. Please check for typos and try again."
     )
+    INVALID_TRUSTED_HEADER = "Your provider has not provided a trusted header. Please contact your administrator for assistance."
     UNAUTHORIZED = "401 Unauthorized"
     ACCESS_PROHIBITED = "You do not have permission to access this resource. Please contact your administrator for assistance."
     ACTION_PROHIBITED = (

backend/main.py

@@ -194,6 +194,7 @@ async def get_app_config():
         "images": images_app.state.ENABLED,
         "default_models": webui_app.state.DEFAULT_MODELS,
         "default_prompt_suggestions": webui_app.state.DEFAULT_PROMPT_SUGGESTIONS,
+        "trusted_header_auth": bool(webui_app.state.AUTH_TRUSTED_EMAIL_HEADER),
     }
 
 

src/lib/components/common/Spinner.svelte

@@ -1,24 +1,25 @@
 <script lang="ts">
-	export let className: string = 'text-white';
+	export let className: string = '';
-	export let theme: 'blue' | 'white' | 'black' = 'white';
 </script>
 
 <div class="flex justify-center text-center {className}">
-	<svg
+	<svg class="size-5" viewBox="0 0 24 24" fill="currentColor" xmlns="http://www.w3.org/2000/svg"
-		class="animate-spin -ml-1 mr-3 h-5 w-5 {theme === 'blue'
+		><style>
-			? 'text-sky-600'
+			.spinner_ajPY {
-			: theme === 'white'
+				transform-origin: center;
-			? 'text-white'
+				animation: spinner_AtaB 0.75s infinite linear;
-			: 'text-gray-600'} "
+			}
-		xmlns="http://www.w3.org/2000/svg"
+			@keyframes spinner_AtaB {
-		fill="none"
+				100% {
-		viewBox="0 0 24 24"
+					transform: rotate(360deg);
+				}
+			}
+		</style><path
+			d="M12,1A11,11,0,1,0,23,12,11,11,0,0,0,12,1Zm0,19a8,8,0,1,1,8-8A8,8,0,0,1,12,20Z"
+			opacity=".25"
+		/><path
+			d="M10.14,1.16a11,11,0,0,0-9,8.92A1.59,1.59,0,0,0,2.46,12,1.52,1.52,0,0,0,4.11,10.7a8,8,0,0,1,6.66-6.61A1.42,1.42,0,0,0,12,2.69h0A1.57,1.57,0,0,0,10.14,1.16Z"
+			class="spinner_ajPY"
+		/></svg
 	>
-		<circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4" />
-		<path
-			class="opacity-75"
-			fill="currentColor"
-			d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"
-		/>
-	</svg>
 </div>

src/routes/auth/+page.svelte

@@ -1,6 +1,7 @@
 <script>
 	import { goto } from '$app/navigation';
 	import { userSignIn, userSignUp } from '$lib/apis/auths';
+	import Spinner from '$lib/components/common/Spinner.svelte';
 	import { WEBUI_API_BASE_URL, WEBUI_BASE_URL } from '$lib/constants';
 	import { WEBUI_NAME, config, user } from '$lib/stores';
 	import { onMount, getContext } from 'svelte';
@@ -56,6 +57,9 @@
 			await goto('/');
 		}
 		loaded = true;
+		if ($config?.trusted_header_auth ?? false) {
+			await signInHandler();
+		}
 	});
 </script>
 
@@ -90,6 +94,23 @@
 		</div> -->
 
 		<div class="w-full sm:max-w-lg px-4 min-h-screen flex flex-col">
+			{#if $config?.trusted_header_auth ?? false}
+				<div class=" my-auto pb-10 w-full">
+					<div
+						class="flex items-center justify-center gap-3 text-xl sm:text-2xl text-center font-bold dark:text-gray-200"
+					>
+						<div>
+							{$i18n.t('Signing in')}
+							{$i18n.t('to')}
+							{$WEBUI_NAME}
+						</div>
+
+						<div>
+							<Spinner />
+						</div>
+					</div>
+				</div>
+			{:else}
 				<div class=" my-auto pb-10 w-full">
 					<form
 						class=" flex flex-col justify-center bg-white py-6 sm:py-16 px-6 sm:px-16 rounded-2xl"
@@ -184,6 +205,7 @@
 						</div>
 					</form>
 				</div>
+			{/if}
 		</div>
 	</div>
 {/if}