How to setup your private MQTT server

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Install MQTT Software Package

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apt update
apt install mosquitto

Configure and Start MQTT Service

Edit /etc/mosquitto/mosquitto.conf, and append the following contents:

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#change default port
port 11111 
#deny anonymous
allow_anonymous false 
#select password file
password_file /etc/mosquitto/passwd

Then, generate password file for MQTT service.

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mosquitto_passwd -c /etc/mosquitto/passwd username

If you want to add one more user, you can:

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mosquitto_passwd /etc/mosquitto/passwd another_username

Finally, start MQTT service:

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systemctl restart mosquitto

Test MQTT Service

MAC OS Client

Download MQTTBox software from Apple Store.

Chrome Plugin

Search MQTTLens in Chrome APP Store and install it.

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