Connect with Rust

Below is an example using the paho.mqtt.rust Open external link crate with the TOKEN authentication mode configured on a Broker.

The example below creates a simple subscriber, sends a message to the configured topic, and waits until the message is received before exiting.

Make sure to set the BROKER_URI (e.g. mqtts://YOUR-BROKER.YOUR-NAMESPACE.cloudflarepubsub.com), BROKER_TOKEN (a valid auth token), and BROKER_TOPIC environmental variables before running the example program.

Create a file called example.rs with the following content, and use cargo run to build and run the example: