MQTT Source

Provided by: "Apache Software Foundation"

Support Level for this Kamelet is: "Stable"

Allows receiving messages from any endpoint that supports the MQTT protocol, such as a message broker.

Configuration Options

The following table summarizes the configuration options available for the mqtt-source Kamelet:

Property	Name	Description	Type	Default	Example
brokerUrl	Broker URL	Required The URL of the broker where to establish the connection.	string		tcp://mosquitto:1883
topic	Topic	Required The topic to subscribe to.	string		mytopic
clientId	Client ID	The client ID to use when connecting to the resource.	string	mqtt-source
password	Password	Password to use when connecting to the MQTT broker.	string
username	Username	Username to use when connecting to the MQTT broker.	string

Property

Name

Description

Type

Default

Example

brokerUrl

Broker URL

Required The URL of the broker where to establish the connection.

string

tcp://mosquitto:1883

topic

Topic

Required The topic to subscribe to.

string

mytopic

clientId

Client ID

The client ID to use when connecting to the resource.

string

mqtt-source

password

Password

Password to use when connecting to the MQTT broker.

string

username

Username

Username to use when connecting to the MQTT broker.

string

Dependencies

At runtime, the mqtt-source Kamelet relies upon the presence of the following dependencies:

camel:paho
camel:kamelet

Camel JBang usage

Prerequisites

You’ve installed JBang.
You have executed the following command:

jbang app install camel@apache/camel

Supposing you have a file named route.yaml with this content:

- route:
    from:
      uri: "kamelet:mqtt-source"
      parameters:
        .
        .
        .
      steps:
        - to:
            uri: "kamelet:log-sink"

You can now run it directly through the following command

camel run route.yaml

Kamelet source file

https://github.com/apache/camel-kamelets/blob/main/kamelets/mqtt-source.kamelet.yaml