forked from open-webui/open-webui
73 lines
2.1 KiB
Python
73 lines
2.1 KiB
Python
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 import extract_token_from_auth_header
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from config import OLLAMA_API_BASE_URL, OLLAMA_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("/", 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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if OLLAMA_WEBUI_AUTH:
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if "Authorization" in headers:
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token = extract_token_from_auth_header(headers["Authorization"])
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user = Users.get_user_by_token(token)
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if user:
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print(user)
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pass
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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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# Make a request to the target server
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target_response = 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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# Proxy the target server's response to the client
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def generate():
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for chunk in target_response.iter_content(chunk_size=8192):
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yield chunk
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response = Response(generate(), status=target_response.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 target_response.headers.items():
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response.headers[key] = value
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return response
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if __name__ == "__main__":
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app.run(debug=True)
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