forked from open-webui/open-webui
Merge branch 'main' into bun
This commit is contained in:
ThatOneCalculator
commit
8480a9b418
16 changed files with 543 additions and 445 deletions
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@ -1,73 +1,68 @@
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from flask import Flask, request, Response, jsonify
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from flask_cors import CORS
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from fastapi import FastAPI, Request, Response, HTTPException, Depends
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from fastapi.middleware.cors import CORSMiddleware
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from fastapi.responses import StreamingResponse
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import requests
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import json
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from pydantic import BaseModel
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from apps.web.models.users import Users
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from constants import ERROR_MESSAGES
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from utils.utils import decode_token
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from utils.utils import decode_token, get_current_user
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from config import OLLAMA_API_BASE_URL, WEBUI_AUTH
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app = Flask(__name__)
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CORS(
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app
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) # Enable Cross-Origin Resource Sharing (CORS) to allow requests from different domains
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app = FastAPI()
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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# Define the target server URL
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TARGET_SERVER_URL = OLLAMA_API_BASE_URL
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app.state.OLLAMA_API_BASE_URL = OLLAMA_API_BASE_URL
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# TARGET_SERVER_URL = OLLAMA_API_BASE_URL
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@app.route("/",
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defaults={"path": ""},
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methods=["GET", "POST", "PUT", "DELETE"])
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@app.route("/<path:path>", methods=["GET", "POST", "PUT", "DELETE"])
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def proxy(path):
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# Combine the base URL of the target server with the requested path
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target_url = f"{TARGET_SERVER_URL}/{path}"
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print(target_url)
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@app.get("/url")
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async def get_ollama_api_url(user=Depends(get_current_user)):
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if user and user.role == "admin":
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return {"OLLAMA_API_BASE_URL": app.state.OLLAMA_API_BASE_URL}
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else:
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raise HTTPException(status_code=401, detail=ERROR_MESSAGES.ACCESS_PROHIBITED)
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# Get data from the original request
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data = request.get_data()
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class UrlUpdateForm(BaseModel):
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url: str
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@app.post("/url/update")
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async def update_ollama_api_url(
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form_data: UrlUpdateForm, user=Depends(get_current_user)
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):
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if user and user.role == "admin":
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app.state.OLLAMA_API_BASE_URL = form_data.url
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return {"OLLAMA_API_BASE_URL": app.state.OLLAMA_API_BASE_URL}
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else:
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raise HTTPException(status_code=401, detail=ERROR_MESSAGES.ACCESS_PROHIBITED)
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@app.api_route("/{path:path}", methods=["GET", "POST", "PUT", "DELETE"])
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async def proxy(path: str, request: Request, user=Depends(get_current_user)):
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target_url = f"{app.state.OLLAMA_API_BASE_URL}/{path}"
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body = await request.body()
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headers = dict(request.headers)
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# Basic RBAC support
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if WEBUI_AUTH:
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if "Authorization" in headers:
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_, credentials = headers["Authorization"].split()
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token_data = decode_token(credentials)
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if token_data is None or "email" not in token_data:
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return jsonify({"detail": ERROR_MESSAGES.UNAUTHORIZED}), 401
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user = Users.get_user_by_email(token_data["email"])
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if user:
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# Only user and admin roles can access
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if user.role in ["user", "admin"]:
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if path in ["pull", "delete", "push", "copy", "create"]:
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# Only admin role can perform actions above
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if user.role == "admin":
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pass
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else:
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return (
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jsonify({
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"detail":
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ERROR_MESSAGES.ACCESS_PROHIBITED
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}),
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401,
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)
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else:
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pass
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else:
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return jsonify(
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{"detail": ERROR_MESSAGES.ACCESS_PROHIBITED}), 401
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else:
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return jsonify({"detail": ERROR_MESSAGES.UNAUTHORIZED}), 401
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else:
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return jsonify({"detail": ERROR_MESSAGES.UNAUTHORIZED}), 401
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if user.role in ["user", "admin"]:
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if path in ["pull", "delete", "push", "copy", "create"]:
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if user.role != "admin":
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raise HTTPException(
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status_code=401, detail=ERROR_MESSAGES.ACCESS_PROHIBITED
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)
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else:
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pass
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r = None
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raise HTTPException(status_code=401, detail=ERROR_MESSAGES.ACCESS_PROHIBITED)
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headers.pop("Host", None)
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headers.pop("Authorization", None)
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@ -75,47 +70,30 @@ def proxy(path):
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headers.pop("Referer", None)
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try:
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# Make a request to the target server
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r = requests.request(
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method=request.method,
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url=target_url,
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data=data,
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data=body,
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headers=headers,
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stream=True, # Enable streaming for server-sent events
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stream=True,
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)
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r.raise_for_status()
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# Proxy the target server's response to the client
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def generate():
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for chunk in r.iter_content(chunk_size=8192):
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yield chunk
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response = Response(generate(), status=r.status_code)
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# Copy headers from the target server's response to the client's response
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for key, value in r.headers.items():
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response.headers[key] = value
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return response
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return StreamingResponse(
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r.iter_content(chunk_size=8192),
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status_code=r.status_code,
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headers=dict(r.headers),
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)
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except Exception as e:
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print(e)
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error_detail = "Ollama WebUI: Server Connection Error"
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if r != None:
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print(r.text)
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res = r.json()
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if "error" in res:
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error_detail = f"Ollama: {res['error']}"
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print(res)
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if r is not None:
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try:
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res = r.json()
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if "error" in res:
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error_detail = f"Ollama: {res['error']}"
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except:
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error_detail = f"Ollama: {e}"
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return (
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jsonify({
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"detail": error_detail,
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"message": str(e),
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}),
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400,
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)
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if __name__ == "__main__":
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app.run(debug=True)
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raise HTTPException(status_code=r.status_code, detail=error_detail)
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176
backend/apps/ollama/old_main.py
Normal file
176
backend/apps/ollama/old_main.py
Normal file
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@ -0,0 +1,176 @@
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from flask import Flask, request, Response, jsonify
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from flask_cors import CORS
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import requests
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import json
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from apps.web.models.users import Users
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from constants import ERROR_MESSAGES
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from utils.utils import decode_token
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from config import OLLAMA_API_BASE_URL, WEBUI_AUTH
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app = Flask(__name__)
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CORS(
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app
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) # Enable Cross-Origin Resource Sharing (CORS) to allow requests from different domains
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# Define the target server URL
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TARGET_SERVER_URL = OLLAMA_API_BASE_URL
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@app.route("/url", methods=["GET"])
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def get_ollama_api_url():
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headers = dict(request.headers)
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if "Authorization" in headers:
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_, credentials = headers["Authorization"].split()
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token_data = decode_token(credentials)
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if token_data is None or "email" not in token_data:
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return jsonify({"detail": ERROR_MESSAGES.UNAUTHORIZED}), 401
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user = Users.get_user_by_email(token_data["email"])
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if user and user.role == "admin":
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return (
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jsonify({"OLLAMA_API_BASE_URL": TARGET_SERVER_URL}),
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200,
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)
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else:
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return (
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jsonify({"detail": ERROR_MESSAGES.ACCESS_PROHIBITED}),
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401,
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)
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else:
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return (
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jsonify({"detail": ERROR_MESSAGES.UNAUTHORIZED}),
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401,
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)
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@app.route("/url/update", methods=["POST"])
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def update_ollama_api_url():
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headers = dict(request.headers)
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data = request.get_json(force=True)
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if "Authorization" in headers:
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_, credentials = headers["Authorization"].split()
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token_data = decode_token(credentials)
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if token_data is None or "email" not in token_data:
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return jsonify({"detail": ERROR_MESSAGES.UNAUTHORIZED}), 401
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user = Users.get_user_by_email(token_data["email"])
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if user and user.role == "admin":
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TARGET_SERVER_URL = data["url"]
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return (
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jsonify({"OLLAMA_API_BASE_URL": TARGET_SERVER_URL}),
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200,
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)
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else:
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return (
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jsonify({"detail": ERROR_MESSAGES.ACCESS_PROHIBITED}),
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401,
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)
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else:
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return (
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jsonify({"detail": ERROR_MESSAGES.UNAUTHORIZED}),
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401,
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)
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@app.route("/", defaults={"path": ""}, methods=["GET", "POST", "PUT", "DELETE"])
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@app.route("/<path:path>", methods=["GET", "POST", "PUT", "DELETE"])
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def proxy(path):
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# Combine the base URL of the target server with the requested path
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target_url = f"{TARGET_SERVER_URL}/{path}"
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print(target_url)
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# Get data from the original request
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data = request.get_data()
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headers = dict(request.headers)
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# Basic RBAC support
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if WEBUI_AUTH:
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if "Authorization" in headers:
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_, credentials = headers["Authorization"].split()
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token_data = decode_token(credentials)
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if token_data is None or "email" not in token_data:
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return jsonify({"detail": ERROR_MESSAGES.UNAUTHORIZED}), 401
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user = Users.get_user_by_email(token_data["email"])
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if user:
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# Only user and admin roles can access
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if user.role in ["user", "admin"]:
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if path in ["pull", "delete", "push", "copy", "create"]:
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# Only admin role can perform actions above
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if user.role == "admin":
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pass
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else:
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return (
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jsonify({"detail": ERROR_MESSAGES.ACCESS_PROHIBITED}),
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401,
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)
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else:
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pass
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else:
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return jsonify({"detail": ERROR_MESSAGES.ACCESS_PROHIBITED}), 401
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else:
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return jsonify({"detail": ERROR_MESSAGES.UNAUTHORIZED}), 401
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else:
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return jsonify({"detail": ERROR_MESSAGES.UNAUTHORIZED}), 401
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else:
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pass
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r = None
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headers.pop("Host", None)
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headers.pop("Authorization", None)
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headers.pop("Origin", None)
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headers.pop("Referer", None)
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try:
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# Make a request to the target server
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r = requests.request(
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method=request.method,
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url=target_url,
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data=data,
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headers=headers,
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stream=True, # Enable streaming for server-sent events
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)
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r.raise_for_status()
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# Proxy the target server's response to the client
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def generate():
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for chunk in r.iter_content(chunk_size=8192):
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yield chunk
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response = Response(generate(), status=r.status_code)
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# Copy headers from the target server's response to the client's response
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for key, value in r.headers.items():
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response.headers[key] = value
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return response
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except Exception as e:
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print(e)
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error_detail = "Ollama WebUI: Server Connection Error"
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if r != None:
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print(r.text)
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res = r.json()
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if "error" in res:
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error_detail = f"Ollama: {res['error']}"
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print(res)
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return (
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jsonify(
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{
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"detail": error_detail,
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"message": str(e),
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}
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),
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400,
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)
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if __name__ == "__main__":
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app.run(debug=True)
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