mqtt_config.json

{
    "rootGroup": {
        "name": "MiNiFi Flow",
        "processors": [
            {
                "name": "Get files from /tmp/input",
                "identifier": "1dbeda1d-1c89-4f33-a8fa-4c3b76abaed1",
                "type": "org.apache.nifi.processors.standard.GetFile",
                "schedulingStrategy": "TIMER_DRIVEN",
                "schedulingPeriod": "2 sec",
                "properties": {
                    "Input Directory": "/tmp/input"
                },
                "autoTerminatedRelationships": []
            },
            {
                "name": "Publish data to MQTT broker",
                "identifier": "6ecff0a9-9d1b-45c6-99b7-3e4db40e0cd1",
                "type": "org.apache.nifi.processors.standard.PublishMQTT",
                "schedulingStrategy": "EVENT_DRIVEN",
                "properties": {
                    "Broker URI": "127.0.0.1:1883",
                    "Topic": "testtopic",
                    "Client ID": "publisher-client",
                    "MQTT Version": "3.x AUTO"
                },
                "autoTerminatedRelationships": [
                    "failure",
                    "success"
                ]
            }
        ],
        "funnels": [],
        "connections": [
            {
                "identifier": "3783d336-1d81-452b-9d34-8be77bc8fce5",
                "name": "GetFile/success/PublishMQTT",
                "source": {
                    "id": "1dbeda1d-1c89-4f33-a8fa-4c3b76abaed1"
                },
                "destination": {
                    "id": "6ecff0a9-9d1b-45c6-99b7-3e4db40e0cd1"
                },
                "selectedRelationships": [
                    "success"
                ]
            }
        ],
        "remoteProcessGroups": [],
        "controllerServices": []
    }
}