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enhanced Aliot MQTT connection full through

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This commit is contained in:
strawmanbobi
2022-02-27 20:01:08 +08:00
parent 0e4d73de5f
commit b020ec47e3
6 changed files with 66 additions and 22 deletions
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14
lib/AliyunIoTSDK/src/AliyunIoTSDK.cpp
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@@ -16,6 +16,7 @@
#define CHECK_INTERVAL 10000
#define MESSAGE_BUFFER_SIZE 10
#define MQTT_CONNECT_RETRY_MAX 3
static const char *deviceName = NULL;
static const char *productKey = NULL;
@@ -105,6 +106,7 @@ static void callback(char *topic, byte *payload, unsigned int length) {
static bool mqttConnecting = false;
int AliyunIoTSDK::mqttCheckConnect() {
int mqttStatus = 0;
int connectRetry = 0;
Serial.println("INFO:\tAlink MQTT connection checking...");
@@ -112,6 +114,7 @@ int AliyunIoTSDK::mqttCheckConnect() {
Serial.print("INFO:\tAlink MQTT client state = ");
Serial.println(client->state());
if (MQTT_CONNECTED != client->state()) {
connectRetry = 0;
while (false == client->connected()) {
client->disconnect();
Serial.print("INFO:\tConnecting to MQTT Server, clientId = ");
@@ -124,10 +127,17 @@ int AliyunIoTSDK::mqttCheckConnect() {
if (client->connect(clientId, mqttUsername, mqttPwd)) {
Serial.println("INFO:\tMQTT Connected!");
} else {
Serial.print("ERROR:\tMQTT Connect err:");
Serial.print("ERROR:\tMQTT Connect err: ");
Serial.println(client->state());
delay(60000);
delay(10000);
connectRetry++;
Serial.print("INFO:\tretry: ");
Serial.println(connectRetry);
mqttStatus = -1;
if (connectRetry > MQTT_CONNECT_RETRY_MAX) {
Serial.println("ERROR:\t max connect retry times reached");
break;
}
}
mqttConnecting = false;
}

2
lib/PubSubClient/src/PubSubClient.cpp
View File

@@ -207,7 +207,7 @@ boolean PubSubClient::connect(const char *id, const char *user, const char *pass
return true;
} else {
_state = buffer[3];
Serial.print("MQTT connection responded :");
Serial.print("INFO:\tMQTT connection responded :");
Serial.println(_state);
}
}