HTTP

Last Updated: 2026-02-05

FluxMQ includes an HTTP publish bridge.

Enable

Set server.http.plain.addr (or TLS/MTLS) in your config.

Publish

POST /publish with JSON body:

{"topic":"sensors/temp","payload":"MjIuNQ==","qos":1,"retain":false}

payload is base64-encoded in JSON.

Example:

curl -sS -X POST http://localhost:8080/publish \
  -H 'Content-Type: application/json' \
  -d '{"topic":"sensors/temp","payload":"MjIuNQ==","qos":1,"retain":false}'

Health

GET /health returns a simple status payload.

Learn More

• Publishing messages
• Server configuration