Merge pull request #282066 from dominicbetts/release-aio-july-updates-mqttui-replace

AIO: change how to verify MQTT publishing

Author: prmerger-automator[bot]

articles/iot-operations/get-started-end-to-end-sample/quickstart-add-assets.md

@@ -177,7 +177,18 @@ Review your asset and tag details and make any adjustments you need before you s
 
 To verify that the thermostat asset you added is publishing data, view the telemetry in the `azure-iot-operations/data` topic:
 
-:::image type="content" source="media/quickstart-add-assets/mqttui-output.png" alt-text="Screenshot of the mqttui topic display showing the temperature telemetry." lightbox="media/quickstart-add-assets/mqttui-output.png":::
+```output
+Client $server-generated/05a22b94-c5a2-4666-9c62-837431ca6f7e received PUBLISH (d0, q0, r0, m0, 'azure-iot-operations/data/thermostat', ... (152 bytes))
+{"temperature":{"SourceTimestamp":"2024-07-29T15:02:17.1858435Z","Value":4558},"Tag 10":{"SourceTimestamp":"2024-07-29T15:02:17.1858869Z","Value":4558}}
+Client $server-generated/05a22b94-c5a2-4666-9c62-837431ca6f7e received PUBLISH (d0, q0, r0, m0, 'azure-iot-operations/data/thermostat', ... (152 bytes))
+{"temperature":{"SourceTimestamp":"2024-07-29T15:02:18.1838125Z","Value":4559},"Tag 10":{"SourceTimestamp":"2024-07-29T15:02:18.1838523Z","Value":4559}}
+Client $server-generated/05a22b94-c5a2-4666-9c62-837431ca6f7e received PUBLISH (d0, q0, r0, m0, 'azure-iot-operations/data/thermostat', ... (152 bytes))
+{"temperature":{"SourceTimestamp":"2024-07-29T15:02:19.1834363Z","Value":4560},"Tag 10":{"SourceTimestamp":"2024-07-29T15:02:19.1834879Z","Value":4560}}
+Client $server-generated/05a22b94-c5a2-4666-9c62-837431ca6f7e received PUBLISH (d0, q0, r0, m0, 'azure-iot-operations/data/thermostat', ... (152 bytes))
+{"temperature":{"SourceTimestamp":"2024-07-29T15:02:20.1861251Z","Value":4561},"Tag 10":{"SourceTimestamp":"2024-07-29T15:02:20.1861709Z","Value":4561}}
+Client $server-generated/05a22b94-c5a2-4666-9c62-837431ca6f7e received PUBLISH (d0, q0, r0, m0, 'azure-iot-operations/data/thermostat', ... (152 bytes))
+{"temperature":{"SourceTimestamp":"2024-07-29T15:02:21.1856798Z","Value":4562},"Tag 10":{"SourceTimestamp":"2024-07-29T15:02:21.1857211Z","Value":4562}}
+```
 
 > [!TIP]
 > Data from an asset with a name that starts with _boiler-_ is from an asset that was automatically discovered. This is not the same asset as the thermostat asset you created.

articles/iot-operations/includes/deploy-mqttui.md

@@ -7,9 +7,9 @@ ms.date: 12/18/2023
 ms.author: dobett
 ---
 
-Verify data is flowing to the MQTT broker by using the **mqttui** tool. In this example, you run the **mqttui** tool inside your Kubernetes cluster:
+Verify data is flowing to the MQTT broker by using the **mosquitto_sub** tool. In this example, you run the **mosquitto_sub** tool inside your Kubernetes cluster:
 
-1. Run the following command to deploy a pod that includes the **mqttui** and **mosquitto** tools that are useful for interacting with the MQTT broker in the cluster:
+1. Run the following command to deploy a pod that includes the **mosquitto_pub** and **mosquitto_sub** tools that are useful for interacting with the MQTT broker in the cluster:
 
     ```console
     kubectl apply -f https://raw.githubusercontent.com/Azure-Samples/explore-iot-operations/main/samples/quickstarts/mqtt-client.yaml
@@ -28,8 +28,10 @@ Verify data is flowing to the MQTT broker by using the **mqttui** tool. In this
     kubectl exec --stdin --tty mqtt-client -n azure-iot-operations -- sh
     ```
 
-1. At the shell in the **mqtt-client** pod, run the following command to connect to the MQTT broker using the **mqttui** tool:
+1. At the shell in the **mqtt-client** pod, run the following command to connect to the MQTT broker using the **mosquitto_sub** tool subscribed to the `data/thermostat` topic:
 
     ```console
-    mqttui -b mqtts://aio-mq-dmqtt-frontend:8883 -u '$sat' --password $(cat /var/run/secrets/tokens/mq-sat) --insecure
+    mosquitto_sub --host aio-mq-dmqtt-frontend --port 8883 --topic "azure-iot-operations/data/thermostat" --debug --cafile /var/run/certs/ca.crt -D CONNECT authentication-method 'K8S-SAT' -D CONNECT authentication-data $(cat /var/run/secrets/tokens/mq-sat)
     ```
+
+    This command continues to run and displays messages as they arrive on the `data/thermostat` topic until you press **Ctrl+C** to stop it.