MQTT Publisher

A simple Rust application that publishes messages to an MQTT broker.

Dependencies

• tokio (with full features)
• rumqttc
• serde
• serde_json

Usage

cargo run -- 192.168.1.100 1883

Or run the binary directly:

./target/debug/mqtt-publisher [broker] [port]

Arguments

• broker: MQTT broker address (default: localhost)
• port: MQTT broker port (default: 1883)

Configuration

Edit src/main.rs to customize:

• Broker address (default: localhost:1883)
• MQTT topic (default: test/topic)
• Message payload

Example

client.publish("your/topic", QoS::AtLeastOnce, false, b"Your message").await?;