MQTT source

The mqtt source connects to an MQTT broker and subscribes to a topic. Each message received on the topic becomes a log event.

Configuration

{
  "sources": {
    "iot-events": {
      "type": "mqtt",
      "broker": "tcp://localhost:1883",
      "clientID": "reveald-collector",
      "topic": "devices/logs"
    }
  }
}

Options

Option	Type	Default	Description
`broker`	string	required	MQTT broker address (e.g. `"tcp://host:1883"`, `"ssl://host:8883"`)
`clientID`	string	required	Client identifier for the MQTT connection
`topic`	string	required	Topic to subscribe to
`userName`	string	`""`	Authentication username
`password`	string	`""`	Authentication password
`qos`	int	`0`	Quality of Service level: `0` (at-most-once), `1` (at-least-once), `2` (exactly-once)
`retained`	bool	`false`	Subscribe to retained messages

Event fields

Field	Value
`sourceType`	`"mqtt"`
`rawLog`	Message payload
`eventTime`	Current time when the message is received

MQTT source

Configuration

Options

Event fields

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