#include "TinyMqtt.h" // https://github.com/hsaturn/TinyMqtt const uint16_t PORT = 1883; const uint8_t RETAIN = 10; // Max retained messages MqttBroker broker(PORT, RETAIN); /** Basic Mqtt Broker * * +-----------------------------+ * | ESP | * | +--------+ | * | | broker | | 1883 <--- External client/s * | +--------+ | * | | * +-----------------------------+ * * Your ESP will become a MqttBroker. * You can test it with any client such as mqtt-spy for example * * Messages are retained *only* if retain > 0 * */ const char* ssid = ""; const char* password = ""; void setup() { Serial.begin(115200); if (strlen(ssid)==0) Console << TinyConsole::red << "****** PLEASE MODIFY ssid/password *************" << endl; WiFi.mode(WIFI_STA); WiFi.begin(ssid, password); while (WiFi.status() != WL_CONNECTED) { Serial << '.'; delay(500); } Console << TinyConsole::green << "Connected to " << ssid << "IP address: " << WiFi.localIP() << endl; broker.begin(); Console << "Broker ready : " << WiFi.localIP() << " on port " << PORT << endl; } void loop() { broker.loop(); }