Horizon MQTT Broker Service
The MQTT Broker service provides an mqtt broker and publisher for inter-container commmunication.
API:
Authentication:
This service is configured to use password-based authentication. By default, the username is set to mqtt and the password is password. To customize these attributes, please set these environment variables.
export MQTT_USERNAME=<desired-username>
export MQTT_PASSWORD=<desired-password>Publishing:
mosquitto_pub [-d] [-h host] [-p port] {-f file | -m message} [-t topic] [-u username] [-P password]Parameters:
| Name | Description |
|---|---|
| -h | host name |
| -d | put the broker into the background after starting |
| -p | publish on the specified port |
| -f | send the contents of a file as the message |
| -m | message payload to send |
| -t | mqtt topic to publish to |
| -u | mqtt username |
| -P | mqtt password |
Subscribing:
mosquitto_sub [-h host] [-p port] [-t topic] [-u username] [-P password]Parameters:
| Name | Description |
|---|---|
| -h | host name |
| -p | subscribe on the specified port |
| -t | mqtt topic to subscribe to |
| -u | mqtt username |
| -P | mqtt password |