location-forwarder/app.py

from flask import Flask, request, jsonify
import requests
from urllib.parse import urlencode

app = Flask(__name__)


@app.route("/osmand", methods=["GET"])
def forward_get_as_post():
    # Convert GET parameters to JSON
    data = dict(request.args)
    api_key_q = {}
    if "key" in data:
        api_key_q = {"token": data["key"]}
        del data["key"]

    # Forward as POST request with JSON body
    target_url = f"http://reitti:8080/api/v1/ingest/owntracks?{urlencode(api_key_q)}"
    response = requests.post(target_url, json=data)

    return jsonify(
        {
            "status": "forwarded",
            "data_sent": data,
            "target_status": response.status_code,
        }
    )


if __name__ == "__main__":
    app.run(host="0.0.0.0", port=9000)