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MQTT Client: Added disconnect message on client stop

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Closes https://github.com/espressif/esp-mqtt/issues/97 and closes https://github.com/espressif/esp-idf/issues/3215
This commit is contained in:
Gregory Eslinger
2019-03-22 21:10:10 +01:00
parent 57d2774462
commit caf5007b99
1 changed files with 8 additions and 0 deletions
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8
mqtt_client.c
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@ -958,6 +958,14 @@ esp_err_t esp_mqtt_client_reconnect(esp_mqtt_client_handle_t client)
esp_err_t esp_mqtt_client_stop(esp_mqtt_client_handle_t client)
{
if (client->run) {
// Notify the broker we are disconnecting
MQTT_API_LOCK_FROM_OTHER_TASK(client);
client->mqtt_state.outbound_message = mqtt_msg_disconnect(&client->mqtt_state.mqtt_connection);
if (mqtt_write_data(client) != ESP_OK) {
ESP_LOGE(TAG, "Error sending disconnect message");
}
MQTT_API_UNLOCK_FROM_OTHER_TASK(client);
client->run = false;
xEventGroupWaitBits(client->status_bits, STOPPED_BIT, false, true, portMAX_DELAY);
client->state = MQTT_STATE_UNKNOWN;