Choose between MQTT TLS and non TLS dynamically
This little flow demonstrates how we can switch between TLS and non TLS MQTT connection using the action and broker properties of the MQTT node.
[{"id":"83769724846c8526","type":"mqtt out","z":"175d2f09646e55cd","name":"","topic":"","qos":"","retain":"","respTopic":"","contentType":"","userProps":"","correl":"","expiry":"","broker":"6c399a60e1ec5aa4","x":630,"y":120,"wires":[]},{"id":"fc809e89a72be105","type":"inject","z":"175d2f09646e55cd","name":"Connect TLS","props":[{"p":"action","v":"connect","vt":"str"},{"p":"broker","v":"{\"usetls\": true, \"port\": 8883}","vt":"json"}],"repeat":"","crontab":"","once":false,"onceDelay":0.1,"topic":"","x":410,"y":120,"wires":[["83769724846c8526"]]},{"id":"caaf24765db1e4dc","type":"inject","z":"175d2f09646e55cd","name":"Connect nonTLS","props":[{"p":"action","v":"connect","vt":"str"},{"p":"broker","v":"{\"usetls\": false, \"port\": 1883}","vt":"json"}],"repeat":"","crontab":"","once":false,"onceDelay":0.1,"topic":"","x":420,"y":160,"wires":[["83769724846c8526"]]},{"id":"b330f2cf6c518a45","type":"inject","z":"175d2f09646e55cd","name":"Disconnect","props":[{"p":"action","v":"disconnect","vt":"str"},{"p":"topic","vt":"str"}],"repeat":"","crontab":"","once":false,"onceDelay":0.1,"topic":"","x":410,"y":240,"wires":[["83769724846c8526"]]},{"id":"6c399a60e1ec5aa4","type":"mqtt-broker","name":"","broker":"test.mosquitto.org","port":"","clientid":"","autoConnect":false,"usetls":false,"protocolVersion":"4","keepalive":"60","cleansession":true,"autoUnsubscribe":true,"birthTopic":"","birthQos":"0","birthRetain":"false","birthPayload":"","birthMsg":{},"closeTopic":"","closeQos":"0","closeRetain":"false","closePayload":"","closeMsg":{},"willTopic":"","willQos":"0","willRetain":"false","willPayload":"","willMsg":{},"userProps":"","sessionExpiry":""}]
