MQTT Broker

MQTT broker registry addon for CamStack — manages external broker entries + an optional embedded aedes broker. Consumers spin up their own mqtt.js clients via the mqtt-broker cap.

Package @camstack/addon-mqtt-broker on npm.

What it provides

• MQTT Broker (mqtt-broker): Registry of MQTT brokers (external + optionally an embedded aedes broker). Exposes connection details via the mqtt-broker cap — consumer addons connect with their own mqtt.js clients. Category: messaging.
  • Capabilities: mqtt-broker, broker.

Configuration

Edit these from System, Addons, this addon, Settings (a device's own settings are on its device page). A password field is stored in the keychain.

Addon settings

• MQTT connection: Run an onboard broker, Port, Allow anonymous, Broker URL, Username, Password, Client ID prefix
• Embedded broker: Run embedded broker, Port, Allow anonymous, Shared username, Shared password
• Embedded broker — credentials: Clients
• Embedded broker — topic ACL: Rules

Requirements

• Placement: hub-only.
• Runtime dependencies installed with the addon: aedes.
• A CamStack hub. An agent is used only where the placement above allows it.

See CHANGELOG.md for what changed in each version.