mirror of
https://github.com/jomjol/AI-on-the-edge-device.git
synced 2025-12-08 04:26:58 +03:00
93 lines
3.1 KiB
C++
93 lines
3.1 KiB
C++
#include "interface_mqtt.h"
|
|
|
|
|
|
#include "esp_log.h"
|
|
#include "mqtt_client.h"
|
|
#include "ClassLogFile.h"
|
|
|
|
static const char *TAG = "interface_mqtt";
|
|
|
|
bool debugdetail = true;
|
|
|
|
// #define CONFIG_BROKER_URL "mqtt://192.168.178.43:1883"
|
|
|
|
esp_mqtt_event_id_t esp_mmqtt_ID = MQTT_EVENT_ANY;
|
|
|
|
bool mqtt_connected = false;
|
|
esp_mqtt_client_handle_t client = NULL;
|
|
|
|
void MQTTPublish(std::string _key, std::string _content){
|
|
if (client && mqtt_connected) {
|
|
int msg_id;
|
|
std::string zw;
|
|
msg_id = esp_mqtt_client_publish(client, _key.c_str(), _content.c_str(), 0, 1, 0);
|
|
zw = "sent publish successful in MQTTPublish, msg_id=" + std::to_string(msg_id) + ", " + _key + ", " + _content;
|
|
if (debugdetail) LogFile.WriteToFile(zw);
|
|
ESP_LOGI(TAG, "sent publish successful in MQTTPublish, msg_id=%d, %s, %s", msg_id, _key.c_str(), _content.c_str());
|
|
}
|
|
else {
|
|
ESP_LOGI(TAG, "Problem with Publish, client=%d, mqtt_connected %d", (int) client, (int) mqtt_connected);
|
|
}
|
|
}
|
|
|
|
|
|
static esp_err_t mqtt_event_handler_cb(esp_mqtt_event_handle_t event)
|
|
{
|
|
switch (event->event_id) {
|
|
case MQTT_EVENT_CONNECTED:
|
|
ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
|
|
mqtt_connected = true;
|
|
break;
|
|
case MQTT_EVENT_DISCONNECTED:
|
|
ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
|
|
break;
|
|
case MQTT_EVENT_PUBLISHED:
|
|
ESP_LOGI(TAG, "MQTT_EVENT_PUBLISHED, msg_id=%d", event->msg_id);
|
|
break;
|
|
case MQTT_EVENT_DATA:
|
|
ESP_LOGI(TAG, "MQTT_EVENT_DATA");
|
|
printf("TOPIC=%.*s\r\n", event->topic_len, event->topic);
|
|
printf("DATA=%.*s\r\n", event->data_len, event->data);
|
|
break;
|
|
case MQTT_EVENT_ERROR:
|
|
ESP_LOGI(TAG, "MQTT_EVENT_ERROR");
|
|
break;
|
|
default:
|
|
ESP_LOGI(TAG, "Other event id:%d", event->event_id);
|
|
break;
|
|
}
|
|
return ESP_OK;
|
|
}
|
|
|
|
static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data) {
|
|
ESP_LOGD(TAG, "Event dispatched from event loop base=%s, event_id=%d", base, event_id);
|
|
mqtt_event_handler_cb((esp_mqtt_event_handle_t) event_data);
|
|
}
|
|
|
|
void MQTTInit(std::string _mqttURI, std::string _clientid, std::string _user, std::string _password, std::string _LWTContext, int _keepalive){
|
|
std::string _zwmessage = "connection lost";
|
|
|
|
int _lzw = _zwmessage.length();
|
|
|
|
esp_mqtt_client_config_t mqtt_cfg = {
|
|
.uri = _mqttURI.c_str(),
|
|
.client_id = _clientid.c_str(),
|
|
.lwt_topic = _LWTContext.c_str(),
|
|
.lwt_msg = _zwmessage.c_str(),
|
|
.lwt_msg_len = _lzw,
|
|
.keepalive = _keepalive
|
|
};
|
|
|
|
if (_user.length() && _password.length()){
|
|
mqtt_cfg.username = _user.c_str();
|
|
mqtt_cfg.password = _password.c_str();
|
|
printf("Connect to MQTT: %s, %s", mqtt_cfg.username, mqtt_cfg.password);
|
|
};
|
|
|
|
client = esp_mqtt_client_init(&mqtt_cfg);
|
|
esp_mqtt_client_register_event(client, esp_mmqtt_ID, mqtt_event_handler, client);
|
|
esp_mqtt_client_start(client);
|
|
|
|
MQTTPublish(_LWTContext, "");
|
|
}
|