25 lines
702 B
Groovy
25 lines
702 B
Groovy
@Grab(group='org.fusesource.mqtt-client', module='mqtt-client', version='1.5')
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import org.fusesource.mqtt.client.BlockingConnection
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import org.fusesource.mqtt.client.MQTT
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import org.fusesource.mqtt.client.QoS
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String host = args[0]
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String topic = "/topic"
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if (args.length > 1) {
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topic = args[1]
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}
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println "publish script to topic ${topic} on host ${host}"
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//start a publisher
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MQTT mqtt2 = new MQTT()
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mqtt2.setHost(host, 1883)
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BlockingConnection publisher = mqtt2.blockingConnection()
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publisher.connect()
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println "publisher connected"
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publisher.publish(topic, 'Hello world again!!'.bytes, QoS.AT_MOST_ONCE, false)
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println "publisher published"
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println "shutdown publisher"
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publisher.disconnect() |