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reworked mqtt for new server + added watchdog

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NilsGrunwald
2021-06-04 18:21:52 +02:00
parent 567ffdb490
commit 28662f0289
2 changed files with 107 additions and 70 deletions
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146
MQTTGateway/MQTTGateway.ino
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@@ -34,12 +34,12 @@ int len = 0;
const char* ssid = STASSID;
const char* password = STAPSK;
const char* MQTT_BROKER = "montana2000";
const char* MQTT_BROKER = "montana2020";
const char* MQTT_STATUS = "stat/mqtt_gateway/garagedoor/status";
const char* MQTT_DEBUG = "stat/mqtt_gateway/garagedoor/debug";
const char* MQTT_STATUS = "stat/Badezimmer/MQTTGateway/Garage/status";
const char* MQTT_DEBUG = "tele/Badezimmer/MQTTGateway/Garage/debug";
const char* MQTT_HEARTBEAT = "stat/hs2/hk2/temperature";
const char* MQTT_HEARTBEAT = "stat/Flur/MA/lastRcv";
#define MAXSIZE 100
#define CHANNEL 108
@@ -144,7 +144,7 @@ void setup() {
Serial.print("IP address: ");
Serial.println(WiFi.localIP());
client.setServer(MQTT_BROKER, 1883);
client.setServer(MQTT_BROKER, 1884);
client.setCallback(Callback);
client.publish(MQTT_DEBUG, "Startup!", true);
@@ -186,7 +186,7 @@ void reconnect() {
delay(5000);
} else {
Serial.println("connected");
client.subscribe("cmd/mqtt-client/garagedoor/target");
client.subscribe("cmnd/Badezimmer/MQTTGateway/Garage/target");
//Heartbeat meassge every 7 min...
client.subscribe(MQTT_HEARTBEAT);
@@ -203,6 +203,7 @@ void reconnect() {
void Callback(char* topic, byte* payload, unsigned int length) {
bool doTransmit;
bool doTransmitStatus;
int retries = 0;
doTransmit = false;
@@ -213,6 +214,7 @@ void Callback(char* topic, byte* payload, unsigned int length) {
for (int i=0;i<length;i++) {
gotmsg[i]=(char)payload[i];
}
//needs to be checked here as a client.publish overwrites the topic string...
if (strncmp(topic,MQTT_HEARTBEAT,strlen(MQTT_HEARTBEAT)) == 0){
doTransmitStatus = true;
@@ -220,76 +222,82 @@ void Callback(char* topic, byte* payload, unsigned int length) {
doTransmitStatus = false;
}
client.publish(MQTT_DEBUG, gotmsg, true);
gotmsg[length]=0;
Serial.println(gotmsg);
unsigned long start_time = micros();
if (strcmp(gotmsg,"OPEN") == 0) {
client.publish(MQTT_DEBUG, "Request garage door opened.", true);
radio.stopListening(); // First, stop listening so we can talk.
Serial.print(F("Now sending: "));
Serial.println(TorAuf);
if (!radio.write( &TorAuf, strlen(TorAuf) )){
Serial.println(F("failed"));
}
doTransmit = true;
radio.startListening(); // Now, continue listening
} else if (strcmp(gotmsg,"CLOSE") == 0){
client.publish(MQTT_DEBUG, "Request garage door closed.", true);
radio.stopListening(); // First, stop listening so we can talk.
Serial.print(F("Now sending: "));
Serial.println(TorZu);
if (!radio.write( &TorZu, strlen(TorZu) )){
Serial.println(F("failed"));
}
doTransmit = true;
radio.startListening(); // Now, continue listening
} else if (doTransmitStatus){
client.publish(MQTT_DEBUG, "Request garage door status.", true);
radio.stopListening(); // First, stop listening so we can talk.
Serial.print(F("Now sending: "));
Serial.println(TorStatus);
if (!radio.write( &TorStatus, strlen(TorStatus) )){
Serial.println(F("failed"));
}
doTransmit = true;
radio.startListening(); // Now, continue listening
}
while (retries<3)
{
retries++;
if (doTransmit){
// Set up a timeout period, get the current microseconds
unsigned long started_waiting_at = micros();
boolean timeout = false; // Set up a variable to indicate if a response was received or not
unsigned long start_time = micros();
if (strcmp(gotmsg,"OPEN") == 0) {
client.publish(MQTT_DEBUG, "Request garage door opened.", true);
radio.stopListening(); // First, stop listening so we can talk.
Serial.print(F("Now sending: "));
Serial.println(TorAuf);
if (!radio.write( &TorAuf, strlen(TorAuf) )){
Serial.println(F("failed"));
}
doTransmit = true;
radio.startListening(); // Now, continue listening
} else if (strcmp(gotmsg,"CLOSE") == 0){
client.publish(MQTT_DEBUG, "Request garage door closed.", true);
radio.stopListening(); // First, stop listening so we can talk.
Serial.print(F("Now sending: "));
Serial.println(TorZu);
if (!radio.write( &TorZu, strlen(TorZu) )){
Serial.println(F("failed"));
}
doTransmit = true;
radio.startListening(); // Now, continue listening
} else if (doTransmitStatus){
client.publish(MQTT_DEBUG, "Request garage door status.", true);
radio.stopListening(); // First, stop listening so we can talk.
Serial.print(F("Now sending: "));
Serial.println(TorStatus);
if (!radio.write( &TorStatus, strlen(TorStatus) )){
Serial.println(F("failed"));
}
doTransmit = true;
radio.startListening(); // Now, continue listening
}
while ( ! radio.available() ){ // While nothing is received
if (micros() - started_waiting_at > 200000 ){ // If waited longer than 200ms, indicate timeout and exit while loop
timeout = true;
break;
}
}
if ( timeout ){ // Describe the results
Serial.println(F("Failed, response timed out."));
client.publish(MQTT_DEBUG, "Failed, response timed out.", true);
} else {
// Grab the response, compare, and send to debugging spew
len = radio.getDynamicPayloadSize();
radio.read( &gotmsg, len );
unsigned long end_time = micros();
// Spew it
sprintf(logString,"Sent: %i, Got response: %s, Round-trip delay: %i microseconds",start_time,gotmsg,end_time-start_time);
Serial.println(logString);
client.publish(MQTT_DEBUG, logString, true);
}
}
if (doTransmit){
// Set up a timeout period, get the current microseconds
unsigned long started_waiting_at = micros();
boolean timeout = false; // Set up a variable to indicate if a response was received or not
while ( ! radio.available() ){ // While nothing is received
if (micros() - started_waiting_at > 200000 ){ // If waited longer than 200ms, indicate timeout and exit while loop
timeout = true;
break;
}
}
if ( timeout ){ // Describe the results
Serial.println(F("Failed, response timed out."));
client.publish(MQTT_DEBUG, "Failed, response timed out.", true);
} else {
retries = 3; //exit retry loop...
// Grab the response, compare, and send to debugging spew
len = radio.getDynamicPayloadSize();
radio.read( &gotmsg, len );
unsigned long end_time = micros();
// Spew it
sprintf(logString,"Sent: %i, Got response: %s, Round-trip delay: %i microseconds",start_time,gotmsg,end_time-start_time);
Serial.println(logString);
client.publish(MQTT_DEBUG, logString, true);
}
}
if (retries<3){
delay(2500); //wait for 2.5ms between tries...
}
} //End of 3 retries...
//feed the watchdog...
LastWdgFeeding = millis();
}