feat: get user info server

servers/get-user-info/.dockerignore

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+# Include any files or directories that you don't want to be copied to your
+# container here (e.g., local build artifacts, temporary files, etc.).
+#
+# For more help, visit the .dockerignore file reference guide at
+# https://docs.docker.com/go/build-context-dockerignore/
+
+**/.DS_Store
+**/__pycache__
+**/.venv
+**/.classpath
+**/.dockerignore
+**/.env
+**/.git
+**/.gitignore
+**/.project
+**/.settings
+**/.toolstarget
+**/.vs
+**/.vscode
+**/*.*proj.user
+**/*.dbmdl
+**/*.jfm
+**/bin
+**/charts
+**/docker-compose*
+**/compose.y*ml
+**/Dockerfile*
+**/node_modules
+**/npm-debug.log
+**/obj
+**/secrets.dev.yaml
+**/values.dev.yaml
+LICENSE
+README.md

servers/get-user-info/Dockerfile

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+# syntax=docker/dockerfile:1
+
+# Comments are provided throughout this file to help you get started.
+# If you need more help, visit the Dockerfile reference guide at
+# https://docs.docker.com/go/dockerfile-reference/
+
+# Want to help us make this template better? Share your feedback here: https://forms.gle/ybq9Krt8jtBL3iCk7
+
+ARG PYTHON_VERSION=3.10.12
+FROM python:${PYTHON_VERSION}-slim as base
+
+# Prevents Python from writing pyc files.
+ENV PYTHONDONTWRITEBYTECODE=1
+
+# Keeps Python from buffering stdout and stderr to avoid situations where
+# the application crashes without emitting any logs due to buffering.
+ENV PYTHONUNBUFFERED=1
+
+WORKDIR /app
+
+# Create a non-privileged user that the app will run under.
+# See https://docs.docker.com/go/dockerfile-user-best-practices/
+ARG UID=10001
+RUN adduser \
+    --disabled-password \
+    --gecos "" \
+    --home "/nonexistent" \
+    --shell "/sbin/nologin" \
+    --no-create-home \
+    --uid "${UID}" \
+    appuser
+
+# Download dependencies as a separate step to take advantage of Docker's caching.
+# Leverage a cache mount to /root/.cache/pip to speed up subsequent builds.
+# Leverage a bind mount to requirements.txt to avoid having to copy them into
+# into this layer.
+RUN --mount=type=cache,target=/root/.cache/pip \
+    --mount=type=bind,source=requirements.txt,target=requirements.txt \
+    python -m pip install -r requirements.txt
+
+# Switch to the non-privileged user to run the application.
+USER appuser
+
+# Copy the source code into the container.
+COPY . .
+
+# Expose the port that the application listens on.
+EXPOSE 8000
+
+# Run the application.
+CMD uvicorn 'main:app' --host=0.0.0.0 --port=8000

servers/get-user-info/README.md

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+# 🔐 User Info Proxy API
+
+A lightweight FastAPI microservice that forwards an Authorization Bearer token to an internal authentication server and returns user details.
+
+## 🚀 Features
+
+- 🔁 Forwards Bearer tokens to your internal auth endpoint
+- ☁️ Async HTTP support with httpx
+- 🔒 Built-in 401 & 502 error handling
+- 🌍 CORS-friendly by default
+
+## 📦 Endpoints
+
+### GET /get_user_info
+
+Forward your existing Bearer token and get authenticated user details.
+
+📥 Headers:
+
+Authorization: Bearer YOUR_TOKEN
+
+📤 Response:
+
+{
+  "id": "user-id",
+  "email": "user@example.com",
+  "name": "Jane Doe",
+  ...
+}
+
+## ⚙️ Setup
+
+1. Set your auth backend base URL:
+
+```
+export OPEN_WEBUI_BASE_URL=http://your-open-webui.com
+```
+
+2. Run the service:
+
+```
+uvicorn main:app --host 0.0.0.0 --reload
+```
+
+## 🧩 Environment Variables
+
+| Name                | Description                          | Default              |
+|---------------------|--------------------------------------|----------------------|
+| OPEN_WEBUI_BASE_URL | Base URL of the internal auth server | http://localhost:3000 |
+
+## 🍿 Example
+
+curl -H "Authorization: Bearer <your_token>" http://localhost:8000/get_user_info
+
+## 🧪 Tech Stack
+
+- Python 3.11+
+- FastAPI ⚡
+- httpx 🌐
+- Uvicorn 🔥
+
+---
+
+Made with ❤️ by your backend team.

servers/get-user-info/compose.yaml

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+services:
+  server:
+    build:
+      context: .
+    ports:
+      - 8000:8000
+

servers/get-user-info/main.py

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+from fastapi import FastAPI, HTTPException, Request
+from fastapi.middleware.cors import CORSMiddleware
+import aiohttp
+import os
+
+OPEN_WEBUI_BASE_URL = os.getenv("OPEN_WEBUI_BASE_URL", "http://localhost:8080")
+
+app = FastAPI(
+    title="User Info Proxy API",
+    version="1.0.0",
+    description="Fetch user details from the internal authentication server.",
+)
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],  # You may restrict this to certain domains
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+
+@app.get(
+    "/get_session_user_info",
+    summary="Forward auth token and retrieve session user details",
+    description="Get user info from internal auth service using Authorization Bearer token.",
+)
+async def get_session_user_info(request: Request):
+    auth_header = request.headers.get("Authorization")
+
+    print(f"Received Authorization header: {auth_header}")
+
+    if not auth_header or not auth_header.startswith("Bearer "):
+        raise HTTPException(
+            status_code=401, detail="Missing or invalid Authorization header"
+        )
+
+    try:
+        async with aiohttp.ClientSession() as session:
+            async with session.get(
+                f"{OPEN_WEBUI_BASE_URL}/api/v1/auths/",
+                headers={"Authorization": auth_header},
+                timeout=aiohttp.ClientTimeout(total=10.0),
+            ) as resp:
+
+                if resp.status != 200:
+                    raise HTTPException(
+                        status_code=resp.status, detail="Failed to retrieve user info"
+                    )
+
+                data = await resp.json()
+
+                return {
+                    "id": data.get("id"),
+                    "role": data.get("role"),
+                    "name": data.get("name"),
+                    "email": data.get("email"),
+                }
+
+    except aiohttp.ClientError as exc:
+        raise HTTPException(
+            status_code=502, detail=f"Error connecting to auth service: {exc}"
+        )

servers/get-user-info/requirements.txt

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+fastapi
+uvicorn[standard]
+pydantic
+python-multipart
+
+aiohttp