mirror of
https://github.com/espressif/esp-idf.git
synced 2024-09-20 00:36:01 -04:00
examples/mqtt: Cleanup on examples
- Removes extra callback function, the code from the callback is integrated into the event handler code. - Clarify usage of handler args, pass NULL as callback data instead of client, to avoid user confusion, and add documentation on usage of handler_args.
This commit is contained in:
parent
c665bcf733
commit
b5682610b6
@ -41,7 +41,7 @@ static void send_binary(esp_mqtt_client_handle_t client)
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{
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spi_flash_mmap_handle_t out_handle;
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const void *binary_address;
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const esp_partition_t* partition = esp_ota_get_running_partition();
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const esp_partition_t *partition = esp_ota_get_running_partition();
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esp_partition_mmap(partition, 0, partition->size, SPI_FLASH_MMAP_DATA, &binary_address, &out_handle);
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// sending only the configured portion of the partition (if it's less than the partition size)
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int binary_size = MIN(CONFIG_BROKER_BIN_SIZE_TO_SEND,partition->size);
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@ -49,70 +49,75 @@ static void send_binary(esp_mqtt_client_handle_t client)
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ESP_LOGI(TAG, "binary sent with msg_id=%d", msg_id);
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}
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static esp_err_t mqtt_event_handler_cb(esp_mqtt_event_handle_t event)
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/*
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* @brief Event handler registered to receive MQTT events
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*
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* This function is called by the MQTT client event loop.
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*
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* @param handler_args user data registered to the event.
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* @param base Event base for the handler(always MQTT Base in this example).
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* @param event_id The id for the received event.
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* @param event_data The data for the event, esp_mqtt_event_handle_t.
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*/
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static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data)
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{
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ESP_LOGD(TAG, "Event dispatched from event loop base=%s, event_id=%d", base, event_id);
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esp_mqtt_event_handle_t event = event_data;
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esp_mqtt_client_handle_t client = event->client;
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int msg_id;
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// your_context_t *context = event->context;
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switch (event->event_id) {
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case MQTT_EVENT_CONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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switch ((esp_mqtt_event_id_t)event_id) {
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case MQTT_EVENT_CONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
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ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_DISCONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
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break;
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msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
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ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_DISCONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
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break;
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case MQTT_EVENT_SUBSCRIBED:
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ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
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msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
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ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_UNSUBSCRIBED:
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ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
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break;
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case MQTT_EVENT_PUBLISHED:
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ESP_LOGI(TAG, "MQTT_EVENT_PUBLISHED, msg_id=%d", event->msg_id);
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break;
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case MQTT_EVENT_DATA:
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ESP_LOGI(TAG, "MQTT_EVENT_DATA");
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printf("TOPIC=%.*s\r\n", event->topic_len, event->topic);
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printf("DATA=%.*s\r\n", event->data_len, event->data);
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if (strncmp(event->data, "send binary please", event->data_len) == 0) {
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ESP_LOGI(TAG, "Sending the binary");
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send_binary(client);
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}
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break;
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case MQTT_EVENT_ERROR:
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ESP_LOGI(TAG, "MQTT_EVENT_ERROR");
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if (event->error_handle->error_type == MQTT_ERROR_TYPE_TCP_TRANSPORT) {
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ESP_LOGI(TAG, "Last error code reported from esp-tls: 0x%x", event->error_handle->esp_tls_last_esp_err);
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ESP_LOGI(TAG, "Last tls stack error number: 0x%x", event->error_handle->esp_tls_stack_err);
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ESP_LOGI(TAG, "Last captured errno : %d (%s)", event->error_handle->esp_transport_sock_errno,
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strerror(event->error_handle->esp_transport_sock_errno));
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} else if (event->error_handle->error_type == MQTT_ERROR_TYPE_CONNECTION_REFUSED) {
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ESP_LOGI(TAG, "Connection refused error: 0x%x", event->error_handle->connect_return_code);
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} else {
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ESP_LOGW(TAG, "Unknown error type: 0x%x", event->error_handle->error_type);
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}
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break;
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default:
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ESP_LOGI(TAG, "Other event id:%d", event->event_id);
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break;
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case MQTT_EVENT_SUBSCRIBED:
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ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
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msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
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ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_UNSUBSCRIBED:
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ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
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break;
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case MQTT_EVENT_PUBLISHED:
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ESP_LOGI(TAG, "MQTT_EVENT_PUBLISHED, msg_id=%d", event->msg_id);
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break;
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case MQTT_EVENT_DATA:
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ESP_LOGI(TAG, "MQTT_EVENT_DATA");
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printf("TOPIC=%.*s\r\n", event->topic_len, event->topic);
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printf("DATA=%.*s\r\n", event->data_len, event->data);
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if (strncmp(event->data, "send binary please", event->data_len) == 0) {
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ESP_LOGI(TAG, "Sending the binary");
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send_binary(client);
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}
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break;
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case MQTT_EVENT_ERROR:
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ESP_LOGI(TAG, "MQTT_EVENT_ERROR");
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if (event->error_handle->error_type == MQTT_ERROR_TYPE_TCP_TRANSPORT) {
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ESP_LOGI(TAG, "Last error code reported from esp-tls: 0x%x", event->error_handle->esp_tls_last_esp_err);
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ESP_LOGI(TAG, "Last tls stack error number: 0x%x", event->error_handle->esp_tls_stack_err);
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ESP_LOGI(TAG, "Last captured errno : %d (%s)", event->error_handle->esp_transport_sock_errno,
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strerror(event->error_handle->esp_transport_sock_errno));
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} else if (event->error_handle->error_type == MQTT_ERROR_TYPE_CONNECTION_REFUSED) {
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ESP_LOGI(TAG, "Connection refused error: 0x%x", event->error_handle->connect_return_code);
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} else {
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ESP_LOGW(TAG, "Unknown error type: 0x%x", event->error_handle->error_type);
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}
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break;
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default:
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ESP_LOGI(TAG, "Other event id:%d", event->event_id);
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break;
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}
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return ESP_OK;
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}
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static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data) {
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ESP_LOGD(TAG, "Event dispatched from event loop base=%s, event_id=%d", base, event_id);
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mqtt_event_handler_cb(event_data);
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}
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static void mqtt_app_start(void)
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@ -124,7 +129,8 @@ static void mqtt_app_start(void)
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ESP_LOGI(TAG, "[APP] Free memory: %d bytes", esp_get_free_heap_size());
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esp_mqtt_client_handle_t client = esp_mqtt_client_init(&mqtt_cfg);
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esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, client);
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/* The last argument may be used to pass data to the event handler, in this example mqtt_event_handler */
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esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, NULL);
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esp_mqtt_client_start(client);
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}
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@ -38,56 +38,75 @@ extern const uint8_t client_key_pem_end[] asm("_binary_client_key_end");
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extern const uint8_t server_cert_pem_start[] asm("_binary_mosquitto_org_crt_start");
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extern const uint8_t server_cert_pem_end[] asm("_binary_mosquitto_org_crt_end");
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static esp_err_t mqtt_event_handler_cb(esp_mqtt_event_handle_t event)
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static void log_error_if_nonzero(const char *message, int error_code)
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{
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esp_mqtt_client_handle_t client = event->client;
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int msg_id;
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// your_context_t *context = event->context;
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switch (event->event_id) {
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case MQTT_EVENT_CONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
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ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_DISCONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
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break;
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case MQTT_EVENT_SUBSCRIBED:
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ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
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msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
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ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_UNSUBSCRIBED:
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ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
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break;
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case MQTT_EVENT_PUBLISHED:
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ESP_LOGI(TAG, "MQTT_EVENT_PUBLISHED, msg_id=%d", event->msg_id);
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break;
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case MQTT_EVENT_DATA:
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ESP_LOGI(TAG, "MQTT_EVENT_DATA");
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printf("TOPIC=%.*s\r\n", event->topic_len, event->topic);
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printf("DATA=%.*s\r\n", event->data_len, event->data);
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break;
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case MQTT_EVENT_ERROR:
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ESP_LOGI(TAG, "MQTT_EVENT_ERROR");
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break;
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default:
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ESP_LOGI(TAG, "Other event id:%d", event->event_id);
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break;
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if (error_code != 0) {
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ESP_LOGE(TAG, "Last error %s: 0x%x", message, error_code);
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}
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return ESP_OK;
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}
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static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data) {
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/*
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* @brief Event handler registered to receive MQTT events
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*
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* This function is called by the MQTT client event loop.
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*
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* @param handler_args user data registered to the event.
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* @param base Event base for the handler(always MQTT Base in this example).
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* @param event_id The id for the received event.
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* @param event_data The data for the event, esp_mqtt_event_handle_t.
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*/
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static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data)
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{
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ESP_LOGD(TAG, "Event dispatched from event loop base=%s, event_id=%d", base, event_id);
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mqtt_event_handler_cb(event_data);
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esp_mqtt_event_handle_t event = event_data;
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esp_mqtt_client_handle_t client = event->client;
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int msg_id;
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switch ((esp_mqtt_event_id_t)event_id) {
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case MQTT_EVENT_CONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
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ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_DISCONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
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break;
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case MQTT_EVENT_SUBSCRIBED:
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ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
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msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
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ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_UNSUBSCRIBED:
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ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
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break;
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case MQTT_EVENT_PUBLISHED:
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ESP_LOGI(TAG, "MQTT_EVENT_PUBLISHED, msg_id=%d", event->msg_id);
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break;
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case MQTT_EVENT_DATA:
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ESP_LOGI(TAG, "MQTT_EVENT_DATA");
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printf("TOPIC=%.*s\r\n", event->topic_len, event->topic);
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printf("DATA=%.*s\r\n", event->data_len, event->data);
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break;
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case MQTT_EVENT_ERROR:
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ESP_LOGI(TAG, "MQTT_EVENT_ERROR");
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if (event->error_handle->error_type == MQTT_ERROR_TYPE_TCP_TRANSPORT) {
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log_error_if_nonzero("reported from esp-tls", event->error_handle->esp_tls_last_esp_err);
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log_error_if_nonzero("reported from tls stack", event->error_handle->esp_tls_stack_err);
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log_error_if_nonzero("captured as transport's socket errno", event->error_handle->esp_transport_sock_errno);
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ESP_LOGI(TAG, "Last errno string (%s)", strerror(event->error_handle->esp_transport_sock_errno));
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}
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break;
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default:
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ESP_LOGI(TAG, "Other event id:%d", event->event_id);
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break;
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}
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}
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static void mqtt_app_start(void)
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@ -101,7 +120,8 @@ static void mqtt_app_start(void)
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ESP_LOGI(TAG, "[APP] Free memory: %d bytes", esp_get_free_heap_size());
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esp_mqtt_client_handle_t client = esp_mqtt_client_init(&mqtt_cfg);
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esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, client);
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/* The last argument may be used to pass data to the event handler, in this example mqtt_event_handler */
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esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, NULL);
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esp_mqtt_client_start(client);
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}
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@ -33,73 +33,78 @@
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static const char *TAG = "MQTT_EXAMPLE";
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static void log_error_if_nonzero(const char * message, int error_code)
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static void log_error_if_nonzero(const char *message, int error_code)
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{
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if (error_code != 0) {
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ESP_LOGE(TAG, "Last error %s: 0x%x", message, error_code);
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}
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}
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static esp_err_t mqtt_event_handler_cb(esp_mqtt_event_handle_t event)
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/*
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* @brief Event handler registered to receive MQTT events
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*
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* This function is called by the MQTT client event loop.
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*
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* @param handler_args user data registered to the event.
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* @param base Event base for the handler(always MQTT Base in this example).
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* @param event_id The id for the received event.
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* @param event_data The data for the event, esp_mqtt_event_handle_t.
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*/
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static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data)
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{
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ESP_LOGD(TAG, "Event dispatched from event loop base=%s, event_id=%d", base, event_id);
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esp_mqtt_event_handle_t event = event_data;
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esp_mqtt_client_handle_t client = event->client;
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int msg_id;
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// your_context_t *context = event->context;
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switch (event->event_id) {
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case MQTT_EVENT_CONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
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msg_id = esp_mqtt_client_publish(client, "/topic/qos1", "data_3", 0, 1, 0);
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ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
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switch ((esp_mqtt_event_id_t)event_id) {
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case MQTT_EVENT_CONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
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msg_id = esp_mqtt_client_publish(client, "/topic/qos1", "data_3", 0, 1, 0);
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ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
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ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_DISCONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
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break;
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msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
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ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
|
||||
break;
|
||||
case MQTT_EVENT_DISCONNECTED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
|
||||
break;
|
||||
|
||||
case MQTT_EVENT_SUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
|
||||
ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
|
||||
break;
|
||||
case MQTT_EVENT_UNSUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
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");
|
||||
if (event->error_handle->error_type == MQTT_ERROR_TYPE_TCP_TRANSPORT) {
|
||||
log_error_if_nonzero("reported from esp-tls", event->error_handle->esp_tls_last_esp_err);
|
||||
log_error_if_nonzero("reported from tls stack", event->error_handle->esp_tls_stack_err);
|
||||
log_error_if_nonzero("captured as transport's socket errno", event->error_handle->esp_transport_sock_errno);
|
||||
ESP_LOGI(TAG, "Last errno string (%s)", strerror(event->error_handle->esp_transport_sock_errno));
|
||||
case MQTT_EVENT_SUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
|
||||
ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
|
||||
break;
|
||||
case MQTT_EVENT_UNSUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
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");
|
||||
if (event->error_handle->error_type == MQTT_ERROR_TYPE_TCP_TRANSPORT) {
|
||||
log_error_if_nonzero("reported from esp-tls", event->error_handle->esp_tls_last_esp_err);
|
||||
log_error_if_nonzero("reported from tls stack", event->error_handle->esp_tls_stack_err);
|
||||
log_error_if_nonzero("captured as transport's socket errno", event->error_handle->esp_transport_sock_errno);
|
||||
ESP_LOGI(TAG, "Last errno string (%s)", strerror(event->error_handle->esp_transport_sock_errno));
|
||||
|
||||
}
|
||||
break;
|
||||
default:
|
||||
ESP_LOGI(TAG, "Other event id:%d", event->event_id);
|
||||
break;
|
||||
}
|
||||
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(event_data);
|
||||
}
|
||||
|
||||
static void mqtt_app_start(void)
|
||||
@ -133,7 +138,8 @@ static void mqtt_app_start(void)
|
||||
#endif /* CONFIG_BROKER_URL_FROM_STDIN */
|
||||
|
||||
esp_mqtt_client_handle_t client = esp_mqtt_client_init(&mqtt_cfg);
|
||||
esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, client);
|
||||
/* The last argument may be used to pass data to the event handler, in this example mqtt_event_handler */
|
||||
esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, NULL);
|
||||
esp_mqtt_client_start(client);
|
||||
}
|
||||
|
||||
|
@ -31,57 +31,77 @@
|
||||
|
||||
static const char *TAG = "MQTTWS_EXAMPLE";
|
||||
|
||||
|
||||
static esp_err_t mqtt_event_handler_cb(esp_mqtt_event_handle_t event)
|
||||
static void log_error_if_nonzero(const char *message, int error_code)
|
||||
{
|
||||
esp_mqtt_client_handle_t client = event->client;
|
||||
int msg_id;
|
||||
// your_context_t *context = event->context;
|
||||
switch (event->event_id) {
|
||||
case MQTT_EVENT_CONNECTED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
|
||||
msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
|
||||
ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
|
||||
|
||||
msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
|
||||
ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
|
||||
|
||||
msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
|
||||
ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
|
||||
break;
|
||||
case MQTT_EVENT_DISCONNECTED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
|
||||
break;
|
||||
|
||||
case MQTT_EVENT_SUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
|
||||
ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
|
||||
break;
|
||||
case MQTT_EVENT_UNSUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
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;
|
||||
if (error_code != 0) {
|
||||
ESP_LOGE(TAG, "Last error %s: 0x%x", message, error_code);
|
||||
}
|
||||
return ESP_OK;
|
||||
}
|
||||
|
||||
static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data) {
|
||||
/*
|
||||
* @brief Event handler registered to receive MQTT events
|
||||
*
|
||||
* This function is called by the MQTT client event loop.
|
||||
*
|
||||
* @param handler_args user data registered to the event.
|
||||
* @param base Event base for the handler(always MQTT Base in this example).
|
||||
* @param event_id The id for the received event.
|
||||
* @param event_data The data for the event, esp_mqtt_event_handle_t.
|
||||
*/
|
||||
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(event_data);
|
||||
esp_mqtt_event_handle_t event = event_data;
|
||||
esp_mqtt_client_handle_t client = event->client;
|
||||
int msg_id;
|
||||
switch ((esp_mqtt_event_id_t)event_id) {
|
||||
case MQTT_EVENT_CONNECTED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
|
||||
msg_id = esp_mqtt_client_publish(client, "/topic/qos1", "data_3", 0, 1, 0);
|
||||
ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
|
||||
msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
|
||||
ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
|
||||
|
||||
msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
|
||||
ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
|
||||
|
||||
msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
|
||||
ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
|
||||
break;
|
||||
case MQTT_EVENT_DISCONNECTED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
|
||||
break;
|
||||
|
||||
case MQTT_EVENT_SUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
|
||||
ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
|
||||
break;
|
||||
case MQTT_EVENT_UNSUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
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");
|
||||
if (event->error_handle->error_type == MQTT_ERROR_TYPE_TCP_TRANSPORT) {
|
||||
log_error_if_nonzero("reported from esp-tls", event->error_handle->esp_tls_last_esp_err);
|
||||
log_error_if_nonzero("reported from tls stack", event->error_handle->esp_tls_stack_err);
|
||||
log_error_if_nonzero("captured as transport's socket errno", event->error_handle->esp_transport_sock_errno);
|
||||
ESP_LOGI(TAG, "Last errno string (%s)", strerror(event->error_handle->esp_transport_sock_errno));
|
||||
|
||||
}
|
||||
break;
|
||||
default:
|
||||
ESP_LOGI(TAG, "Other event id:%d", event->event_id);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void mqtt_app_start(void)
|
||||
@ -91,7 +111,8 @@ static void mqtt_app_start(void)
|
||||
};
|
||||
|
||||
esp_mqtt_client_handle_t client = esp_mqtt_client_init(&mqtt_cfg);
|
||||
esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, client);
|
||||
/* The last argument may be used to pass data to the event handler, in this example mqtt_event_handler */
|
||||
esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, NULL);
|
||||
esp_mqtt_client_start(client);
|
||||
}
|
||||
|
||||
|
@ -45,48 +45,50 @@ static esp_err_t mqtt_event_handler_cb(esp_mqtt_event_handle_t event)
|
||||
int msg_id;
|
||||
// your_context_t *context = event->context;
|
||||
switch (event->event_id) {
|
||||
case MQTT_EVENT_CONNECTED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
|
||||
msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
|
||||
ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
|
||||
case MQTT_EVENT_CONNECTED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
|
||||
msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
|
||||
ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
|
||||
|
||||
msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
|
||||
ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
|
||||
msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
|
||||
ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
|
||||
|
||||
msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
|
||||
ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
|
||||
break;
|
||||
case MQTT_EVENT_DISCONNECTED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
|
||||
break;
|
||||
msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
|
||||
ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
|
||||
break;
|
||||
case MQTT_EVENT_DISCONNECTED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
|
||||
break;
|
||||
|
||||
case MQTT_EVENT_SUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
|
||||
ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
|
||||
break;
|
||||
case MQTT_EVENT_UNSUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
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;
|
||||
case MQTT_EVENT_SUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
|
||||
ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
|
||||
break;
|
||||
case MQTT_EVENT_UNSUBSCRIBED:
|
||||
ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
|
||||
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) {
|
||||
static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data)
|
||||
{
|
||||
/* The argument passed to esp_mqtt_client_register_event can de accessed as handler_args*/
|
||||
ESP_LOGD(TAG, "Event dispatched from event loop base=%s, event_id=%d", base, event_id);
|
||||
mqtt_event_handler_cb(event_data);
|
||||
}
|
||||
@ -100,7 +102,8 @@ static void mqtt_app_start(void)
|
||||
|
||||
ESP_LOGI(TAG, "[APP] Free memory: %d bytes", esp_get_free_heap_size());
|
||||
esp_mqtt_client_handle_t client = esp_mqtt_client_init(&mqtt_cfg);
|
||||
esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, client);
|
||||
/* The last argument may be used to pass data to the event handler, in this example mqtt_event_handler */
|
||||
esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, NULL);
|
||||
|
||||
esp_mqtt_client_start(client);
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user