DigitalInfinity/ESP32-PaxCounter
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mqttclient.cpp: added base64 encoding

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This commit is contained in:
cyberman54 2020-12-29 20:48:32 +01:00
parent 0209915877
commit e882ad625e
1 changed files with 9 additions and 7 deletions
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16
src/mqttclient.cpp
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@ -1,6 +1,7 @@
#ifdef HAS_MQTT
#include "mqttclient.h"
#include <base64.h>
static const char TAG[] = __FILE__;
@ -95,14 +96,15 @@ void mqtt_client_task(void *param) {
MQTT_KEEPALIVE * 1000 / portTICK_PERIOD_MS) != pdTRUE)
continue;
// prepare data to send
char buffer[PAYLOAD_BUFFER_SIZE + 3];
snprintf(buffer, msg.MessageSize + 3, "%u/%s", msg.MessagePort,
msg.Message);
// prepare mqtt topic
char topic[16];
snprintf(topic, 16, "%s/%u", MQTT_OUTTOPIC, msg.MessagePort);
// send data to mqtt server and delete sent item from queue
if (mqttClient.publish(MQTT_OUTTOPIC, buffer)) {
ESP_LOGI(TAG, "%d byte(s) sent to MQTT server", msg.MessageSize + 2);
// send base64 encoded message to mqtt server and delete it from queue
if (mqttClient.publish(topic,
base64::encode(msg.Message, msg.MessageSize))) {
ESP_LOGD(TAG, "%s/%s sent to MQTT server", topic,
base64::encode(msg.Message, msg.MessageSize));
xQueueReceive(MQTTSendQueue, &msg, (TickType_t)0);
} else
ESP_LOGD(TAG, "Couldn't sent message to MQTT server");