DigitalInfinity/ESP32-PaxCounter
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mqttclient.cpp code sanitizations

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This commit is contained in:
cyberman54 2020-12-26 23:36:56 +01:00
parent f74de6a27a
commit 9dc8e43f90
1 changed files with 7 additions and 48 deletions
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55
src/mqttclient.cpp
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@ -19,11 +19,8 @@ void mqtt_deinit(void) {
esp_err_t mqtt_init(void) {
// setup network connection
WiFi.onEvent(NetworkEvent);
// setup network connection and MQTT client
ETH.begin();
// setup mqtt client
mqttClient.begin(MQTT_SERVER, MQTT_PORT, netClient);
mqttClient.onMessageAdvanced(mqtt_callback);
@ -37,16 +34,14 @@ esp_err_t mqtt_init(void) {
SEND_QUEUE_SIZE * PAYLOAD_BUFFER_SIZE);
ESP_LOGI(TAG, "Starting MQTTloop...");
xTaskCreatePinnedToCore(mqtt_client_task, "mqttloop", 4096, (void *)NULL, 1, &mqttTask, 1);
xTaskCreatePinnedToCore(mqtt_client_task, "mqttloop", 4096, (void *)NULL, 1,
&mqttTask, 1);
return ESP_OK;
}
int mqtt_connect(const char *my_host, const uint16_t my_port) {
IPAddress mqtt_server_ip;
static String clientId = "paxcounter-" + ETH.macAddress();
ESP_LOGI(TAG, "MQTT name is %s", MQTT_CLIENTNAME);
// resolve server host name
@ -75,41 +70,6 @@ int mqtt_connect(const char *my_host, const uint16_t my_port) {
return 0;
}
void NetworkEvent(WiFiEvent_t event) {
switch (event) {
case SYSTEM_EVENT_ETH_START:
case SYSTEM_EVENT_STA_START:
ESP_LOGI(TAG, "Network link layer started");
// ETH.setHostname(ETH.macAddress().c_str());
break;
case SYSTEM_EVENT_ETH_STOP:
case SYSTEM_EVENT_STA_STOP:
ESP_LOGI(TAG, "Network link layer stopped");
break;
case SYSTEM_EVENT_ETH_CONNECTED:
case SYSTEM_EVENT_STA_CONNECTED:
ESP_LOGI(TAG, "Network link connected");
break;
case SYSTEM_EVENT_ETH_DISCONNECTED:
case SYSTEM_EVENT_STA_DISCONNECTED:
ESP_LOGI(TAG, "Network link disconnected");
break;
case SYSTEM_EVENT_ETH_GOT_IP:
ESP_LOGI(TAG, "IP: %s", ETH.localIP().toString().c_str());
ESP_LOGI(TAG, "Link Speed: %d Mbps %s", ETH.linkSpeed(),
ETH.fullDuplex() ? "full duplex" : "half duplex");
mqtt_connect(MQTT_SERVER, MQTT_PORT);
break;
case SYSTEM_EVENT_STA_GOT_IP:
ESP_LOGI(TAG, "IP: %s", WiFi.localIP().toString().c_str());
mqtt_connect(MQTT_SERVER, MQTT_PORT);
break;
default:
break;
}
}
void mqtt_client_task(void *param) {
MessageBuffer_t msg;
@ -128,21 +88,19 @@ void mqtt_client_task(void *param) {
MQTT_KEEPALIVE * 1000 / portTICK_PERIOD_MS) != pdTRUE)
continue;
// send data to mqtt server
// prepare data to send
char buffer[PAYLOAD_BUFFER_SIZE + 3];
snprintf(buffer, msg.MessageSize + 3, "%u/%s", msg.MessagePort,
msg.Message);
// 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);
// delete sent item from queue
xQueueReceive(MQTTSendQueue, &msg, (TickType_t)0);
} else
ESP_LOGD(TAG, "Couldn't sent message to MQTT server");
} else {
// attempt to reconnect to MQTT server
ESP_LOGD(TAG, "MQTT error = %d / rc = %d", mqttClient.lastError(),
mqttClient.returnCode());
ESP_LOGD(TAG, "MQTT client reconnecting...");
delay(MQTT_RETRYSEC * 1000);
mqtt_connect(MQTT_SERVER, MQTT_PORT);
@ -150,12 +108,13 @@ void mqtt_client_task(void *param) {
} // while (1)
}
// enqueue outgoing messages in MQTT send queue
void mqtt_enqueuedata(MessageBuffer_t *message) {
// enqueue message in MQTT send queue
if (xQueueSendToBack(MQTTSendQueue, (void *)message, (TickType_t)0) != pdTRUE)
ESP_LOGW(TAG, "MQTT sendqueue is full");
}
// process incoming MQTT messages
void mqtt_callback(MQTTClient *client, char topic[], char payload[],
int length) {
if (strcmp(topic, MQTT_INTOPIC) == 0)