93 lines
2.4 KiB
C++
93 lines
2.4 KiB
C++
//
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//
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//
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#include "../cfg/BTCConfig.h"
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#if USE_MQTT == 1
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#include <Arduino.h>
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#include "ABMqtt.h"
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#include "../../lib/aysync-mqtt-client/src/AsyncMqttClient.h"
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#include "BTCWifi.h"
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#include "BTCWebServer.h"
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#include "../Utility/DebugPort.h"
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#include "../Utility/NVStorage.h"
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// Update these with values suitable for your network.
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byte mac[] = { 0xDE, 0xED, 0xBA, 0xFE, 0xFE, 0xED };
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IPAddress ip(172, 16, 0, 100);
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IPAddress MQTTserver(5, 196, 95, 208);
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void MqttCallback(char* topic, byte* payload, unsigned int length) {
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DebugPort.printf("MQTT callback %s ", topic);
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for(int i=0; i<length; i++) {
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DebugPort.printf("0x%02X ", payload[i]);
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}
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DebugPort.println();
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char test[256];
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int len = length < 256 ? length : 255;
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strncpy(test, (char*)payload, len);
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test[len] = 0;
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DebugPort.println(test);
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// handle message arrived
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}
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//WiFiClient espClient;
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AsyncMqttClient MQTTclient;
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bool MqttSetup() {
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MQTTclient.setServer(MQTTserver, 1883);
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espClient.setTimeout(5);
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const sMQTTparams params = NVstore.getMQTTinfo();
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if(params.enabled) {
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if(strlen(params.host)) {
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// DebugPort.printf("MQTT: setting server to %s:%d\r\n", params.host, params.port);
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// MQTTclient.setServer(params.host, params.port);
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MQTTclient.setCallback(MqttCallback);
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return true;
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}
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}
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return false;
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}
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bool reconnect() {
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static unsigned long HoldOff = 0;
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if(HoldOff) {
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long tDelta = millis() - HoldOff;
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if(tDelta > 0)
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HoldOff = 0;
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return false;
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}
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if(MqttSetup()) {
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if(NVstore.getMQTTinfo().enabled && HoldOff == 0 && !MQTTclient.connected()) {
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DebugPort.println("Attempting MQTT connection");
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if (MQTTclient.connect("afterburnerClient")) {
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DebugPort.println("MQTT connected");
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// Once connected, publish an announcement...
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// MQTTclient.publish("Afterburner/test", "hello world");
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// ... and resubscribe
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const sMQTTparams params = NVstore.getMQTTinfo();
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char topic[128];
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sprintf(topic, "%s/JSONin", params.topic);
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MQTTclient.subscribe(topic);
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// MQTTclient.publish("Afterburner/test", "the end is nigh");
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}
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else {
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DebugPort.printf("MQTT connect failed, rc = %d, try again in 5 seconds\r\n", MQTTclient.state());
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HoldOff = millis() + 5000;
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}
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}
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}
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return MQTTclient.connected();
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}
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void doMQTT()
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{
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if(reconnect())
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MQTTclient.loop();
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}
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#endif |