void MQclient::reconn(PubSubClient& client) {
Serial.print("Attempting remo MQTT connection...");
if (client.connect(cdevid)) {
Serial.println("connected");
for (int i=0;i<la.numcmds;i++){
char topic[25];
strcpy(topic, cdevid);
strcat(topic,"/");
strcat(topic,la.scribedTo[i]);
client.subscribe(topic);
//Serial.println(topic);
}
// delay(5000);
char* dd = "the time is being requesrd";
Serial.println(dd);
char time[20];
strcpy(time,cdevid);
strcat(time,"/time");
client.publish(time, dd, true);
return;
} else {
Serial.print("failed, rc=");
Serial.print(client.state());
delay(5000);
Serial.println(" try again in 5 seconds");
}
}
extern "C" void loop() {
Actor::eventLoop();
if (WiFi.status() != WL_CONNECTED) {
Serial.print("Connecting to ");
Serial.print(WIFI_SSID);
Serial.println("...");
WiFi.begin(WIFI_SSID, WIFI_PSWD);
if (WiFi.waitForConnectResult() != WL_CONNECTED) {
LOGF(" still connecting ");
return;
}
LOGF("WiFi connected");
}
if (WiFi.status() == WL_CONNECTED) {
// if (wifi.connected()) {
if (!client.connected()) {
mdns.onWifiConnected(Header(INIT));
IPAddress server = mdns.query("mqtt");
client.set_server(server,1883);
if (client.connect("wibo1", prefix + "system/alive", 1, 0,
"false")) {
client.publish(prefix + "system/alive", "true");
client.set_callback(callback);
client.subscribe(subscribe_topic);
Log.setOutput(udpLog);
LOGF(" mqtt client connected ");
} else {
LOGF(" mqtt connect failed ")
}
}
if (client.connected())
client.loop();
}
void udpLog(char* str, uint32_t length) {
if (client.connected()) {
str[length] = '\0';
String message(str);
client.publish(prefix + "system/log", message);
}
/* if (udp.isConnected()) {
WiFiUDP Udp;
Udp.beginPacket(UdpServer::_lastAddress, UdpServer::_lastPort);
Udp.write(str, length);
Udp.write("\n");
Udp.endPacket();
}*/
}
PubSub::PubSub(char *server, int port, bool tls, char *deviceName) {
if(tls) {
client.setClient(secureWifi);
} else {
client.setClient(wifi);
}
resolver.setLocalIP(WiFi.localIP());
_authMode = AUTH_MODE_NONE;
_server = server;
_port = port;
_deviceName = deviceName;
_qosLevel = 0;
}
mqtt_result PubSub::connect() {
if(_authMode == AUTH_MODE_CERTIFICATE) {
client.disconnect();
secureWifi.stop();
IPAddress resolved = resolver.search(_server);
if(resolved == INADDR_NONE) {
client.setServer(_server, _port);
if(!secureWifi.connect(_server, _port)) {
return E_MQTT_CONNECT;
}
} else {
client.setServer(resolved, _port);
if(!secureWifi.connect(resolved, _port)) {
return E_MQTT_CONNECT;
}
}
if(!secureWifi.verify(_fingerprint, _server)) {
return E_MQTT_VERIFICATION;
}
secureWifi.stop();
}
bool connected = false;
switch(_authMode) {
case AUTH_MODE_NONE:
case AUTH_MODE_CERTIFICATE:
connected = client.connect(_deviceName);
case AUTH_MODE_USERNAME:
connected = client.connect(_deviceName, _username, _password);
break;
}
if(!connected) {
return E_MQTT_CONNECT;
}
if(_subscribeChannel != NULL && _subscribeChannel != "") {
if(!client.subscribe(_subscribeChannel, _qosLevel)) {
client.disconnect();
return E_MQTT_SUBSCRIBE;
}
} else {
client.disconnect();
return E_MQTT_NO_SUBSCRIBE_CHANNEL;
}
return E_MQTT_OK;
}
mqtt_result PubSub::publish(const char *message) {
if(_publishChannel != NULL && _publishChannel != "") {
if(client.publish(_publishChannel, message)) {
return E_MQTT_OK;
} else {
return E_MQTT_PUBLISH;
}
} else {
return E_MQTT_NO_PUBLISH_CHANNEL;
}
}
void gpioPublish(int pin, PubSubClient &client, const String& topic)
{
static int currentState = 0;
int p = digitalRead(pin) == HIGH ? 1 : 0;
if (p != currentState)
{
String publish = String(p);
client.publish(topic.c_str(), publish.c_str());
currentState = p;
}
}
void callback(const MQTT::Publish& pub) {
if (pub.topic().endsWith("request")) {
String sRequest = pub.payload_string();
StaticJsonBuffer<1000> request;
JsonObject& req = request.parseObject(sRequest);
StaticJsonBuffer<1000> reply;
JsonObject& repl = reply.createObject();
handle(repl, req);
if (!req.success()) {
LOGF(" UDP message JSON parsing fails");
client.publish("system/log", " UDP message JSON parsing fails");
return;
} else {
handle(repl, req);
String str;
repl.printTo(str);
client.publish(prefix + "bootloader/reply", str);
}
} else {
LOGF(" unknown request %s", pub.payload_string().c_str());
}
}
void loop() {
ArduinoOTA.handle();
// -- MQTT connect
if (!client.connected()) {
error_path += thisDevicePath;
error_path += "/";
error_path += "errors/";
error_path += thisDeviceName;
if (client.connect(MQTT::Connect(thisDeviceName).set_will(error_path, "disconnected"))) {
Serial.println("MQTT connected");
client.set_callback(callback);
client.subscribe(MQTT::Subscribe()
.add_topic("/deviceInfo/#")
.add_topic("/global/#")
.add_topic(subscribe_path)
);
// notify persistence of device IP
String persistence_ip_path = "/persistence/control/";
persistence_ip_path += thisDeviceName;
persistence_ip_path += "/ip";
client.publish(MQTT::Publish(persistence_ip_path, local_ip_str).set_qos(2));
// ask persistence/control/device_name/chipID "request states" -- do you have any states with my device_name or chipID
String persistence_path = "/persistence/control/";
persistence_path += thisDeviceName;
persistence_path += "/";
persistence_path += chip_id;
client.publish(MQTT::Publish(persistence_path, "request states").set_qos(2));
Serial.println("request states sent");
}
}
if (client.connected()) {
client.loop();
}
// -- NeoPixel continuous update
for(int i=0; i<PixelCount; i++) {
strip.SetPixelColor(i, RgbColor (redValue, greenValue, blueValue));
}
strip.Show();
yield();
}
mqtt_result PubSub::loop() {
mqtt_result result;
if(!client.connected()) {
long now = millis();
if(now - lastConnectionAttempt > 5000) {
lastConnectionAttempt = now;
mqtt_result connectResult = this->connect();
if(connectResult == E_MQTT_OK) {
lastConnectionAttempt = 0;
}
result = connectResult;
} else {
result = E_MQTT_WAITING;
}
} else {
result = E_MQTT_OK;
client.loop();
}
resolver.loop();
return result;
}
void loadConfig() {
String ssid, password, hostname, service, mqttHost;
uint32_t mqttPort;
char hostString[16] = { 0 };
sprintf(hostString, "ESP_%06X", ESP.getChipId());
waitConfig();
Config.get("uart.baudrate", BAUDRATE, 115200);
Config.get("wifi.ssid", ssid, WIFI_SSID);
Config.get("wifi.pswd", password, WIFI_PSWD);
Config.get("wifi.hostname", hostname, hostString);
Config.get("mqtt.port", mqttPort, 1883);
Config.get("mqtt.host", mqttHost, "test.mosquitto.org");
Config.get("mqtt.prefix", prefix, "wibo1/bootloader/");
subscribe_topic = "put/" + prefix + "#";
//TODO wifi.setConfig(ssid, password, hostname);
// udp.setConfig(udpPort);
// mdns.setConfig(service, udpPort);
client.set_server(mqttHost, mqttPort);
}
void PubSub::setCallback(MQTT_CALLBACK_SIGNATURE) {
client.setCallback(callback);
}
void loop() {
ArduinoOTA.handle();
// -- MQTT connect
if (!client.connected()) {
error_path += thisDevicePath;
error_path += "/";
error_path += "errors/";
error_path += thisDeviceName;
if (client.connect(MQTT::Connect(thisDeviceName).set_will(error_path, "disconnected"))) {
Serial.println("MQTT connected");
client.set_callback(callback);
client.subscribe(MQTT::Subscribe()
.add_topic("/deviceInfo/#")
.add_topic("/global/#")
.add_topic(subscribe_path)
);
// notify persistence of device IP
String persistence_ip_path = "/persistence/control/";
persistence_ip_path += thisDeviceName;
persistence_ip_path += "/ip";
client.publish(MQTT::Publish(persistence_ip_path, local_ip_str).set_qos(2));
// ask persistence/control/device_name/chipID "request states" -- do you have any states with my device_name or chipID
String persistence_path = "/persistence/control/";
persistence_path += thisDeviceName;
persistence_path += "/";
persistence_path += chip_id;
client.publish(MQTT::Publish(persistence_path, "request states").set_qos(2));
Serial.println("request states sent");
}
}
if (client.connected()) {
client.loop();
}
/*
// -- Device Request Response
if (sendJSON) {
buildDeviceJson(); // flag set to false inside function
}
*/
/*
// -- Confirm Messages
if (sendConfirm) {
client.publish(MQTT::Publish(confirmPath, confirmPayload).set_qos(2));
sendConfirm = false;
}
*/
/*
// -- NeoPixel updates
if (neoPixelChange) {
for(int i=0; i<PixelCount; i++) {
strip.SetPixelColor(i, RgbColor (redValue, greenValue, blueValue));
}
strip.Show();
neoPixelChange = false;
}
*/
// -- NeoPixel continuous update
for(int i=0; i<PixelCount; i++) {
strip.SetPixelColor(i, RgbColor (redValue, greenValue, blueValue));
}
strip.Show();
/*
// -- NeoPixel Sunrise Alarm Code
if (millis() - lastcheck > alarmcheck) {
DateTime now = RTC.now();
lastcheck = millis();
if (alarmminute == now.minute() && alarmhour == now.hour()) {
sunrise(4000);
sunrise(400);
sunrise(40);
sunrise(40);
sunrise(40);
sunrise(40);
sunrise(40);
sunrise(20);
sunrise(20);
black();
}
}
*/
// Do things every NTPLimit seconds
if ( millis() - tick > NTPlimit) {
tick = millis();
/*
// -- get server and send NTP packet
//get a random server from the pool
WiFi.hostByName(ntpServerName, timeServerIP);
sendNTPpacket(timeServerIP); // send an NTP packet to a time server
// wait to see if a reply is available
delay(1000);
int cb = udp.parsePacket();
if (!cb) {
Serial.println("no packet yet");
}
else {
//Serial.print("packet received, length=");
//Serial.println(cb);
udp.read(packetBuffer, NTP_PACKET_SIZE); // read the packet into the buffer
unsigned long highWord = word(packetBuffer[40], packetBuffer[41]);
unsigned long lowWord = word(packetBuffer[42], packetBuffer[43]);
// combine the four bytes (two words) into a long integer
// this is NTP time (seconds since Jan 1 1900):
unsigned long secsSince1900 = highWord << 16 | lowWord;
const unsigned long seventyYears = 2208988800UL;
unsigned long epoch = secsSince1900 - seventyYears;
int UTChour = (epoch % 86400L) / 3600; // (86400 equals secs per day)
int UTCmin = (epoch % 3600) / 60; // (3600 equals secs per minute)
//Serial.println(UTChour);
Serial.print(year(epoch));
Serial.print('-');
Serial.print(month(epoch));
Serial.print('-');
Serial.println(day(epoch));
Serial.print("The UTC time is "); // UTC is the time at Greenwich Meridian (GMT)
Serial.print(UTChour);
Serial.print(':');
if ( ((epoch % 3600) / 60) < 10 ) {
Serial.print('0');
}
Serial.print(UTCmin);
Serial.print(':');
if ( (epoch % 60) < 10 ) {
Serial.print('0');
}
Serial.println(epoch % 60); // print the second
}
*/
/*
// -- begin neropixel test
delay(1000);
Serial.println("Colors R, G, B, W...");
// set the colors,
// if they don't match in order, you need to use NeoGrbFeature feature
strip.SetPixelColor(0, RgbColor (128, 0, 0));
strip.SetPixelColor(1, green);
strip.SetPixelColor(2, blue);
strip.SetPixelColor(3, white);
// the following line demonstrates rgbw color support
// if the NeoPixels are rgbw types the following line will compile
// if the NeoPixels are anything else, the following line will give an error
//strip.SetPixelColor(3, RgbwColor(colorSaturation));
strip.Show();
delay(1000);
Serial.println("Off ...");
// turn off the pixels
strip.SetPixelColor(0, black);
strip.SetPixelColor(1, black);
strip.SetPixelColor(2, black);
strip.SetPixelColor(3, black);
strip.Show();
delay(1000);
Serial.println("HSL Colors R, G, B, W...");
// set the colors,
// if they don't match in order, you may need to use NeoGrbFeature feature
strip.SetPixelColor(0, hslRed);
strip.SetPixelColor(1, hslGreen);
strip.SetPixelColor(2, hslBlue);
strip.SetPixelColor(3, hslWhite);
strip.Show();
delay(1000);
Serial.println("Off again...");
// turn off the pixels
strip.SetPixelColor(0, hslBlack);
strip.SetPixelColor(1, hslBlack);
strip.SetPixelColor(2, hslBlack);
strip.SetPixelColor(3, hslBlack);
strip.Show();
*/
// -- neopixel sunrise test
//sunrise(40);
//offblack();
/*
// -- print IP address
Serial.println(WiFi.localIP());
//Serial.println("..");
*/
}
yield();
}
void callback(const MQTT::Publish& pub) {
yield();
if (millis() - MQTTtick > MQTTlimit) {
MQTTtick = millis();
int commandLoc;
String command = "";
String deviceName = "";
String endPoint = "";
topic = pub.topic();
payload = pub.payload_string();
// -- topic parser
// syntax:
// global: / global / path / command / function
// device setup: / deviceInfo / command / name
// normal: path / command / name / endpoint
// check item 1 in getValue
String firstItem = getValue(topic, '/', 1);
if (firstItem == "global") {
// -- do nothing until I change to $ prefix before command types
}
else if (firstItem == "deviceInfo") {
// get name and command
deviceName = getValue(topic, '/', 3);
command = getValue(topic, '/', 2);
if ((deviceName == thisDeviceName) && (command == "control")) {
if (payload == "no states") {
// -- do something to send the default states, but now that this is managed by persistence this shouldn't be necessary
// -- maybe it just resets all the states to 0 or whatever was originally programmed into the sketch
//sendJSON = true;
}
else if (payload == "blink on") {
Serial.end();
pinMode(BUILTIN_LED, OUTPUT);
ticker.attach(0.6, tick_fnc);
}
else if (payload == "blink off") {
ticker.detach();
digitalWrite(BUILTIN_LED, HIGH);
pinMode(BUILTIN_LED, INPUT);
Serial.begin(115200);
}
else {
// -- persistence will no longer send the default object, if it's an arduino based esp chip, it will just send the control messages to /[device_path]/control/[device_name]/[endpoint_key]
}
}
}
else {
int i;
int maxitems;
// count number of items
for (i=1; i<topic.length(); i++) {
String chunk = getValue(topic, '/', i);
if (chunk == NULL) {
break;
}
}
// get topic variables
maxitems = i;
for (i=1; i<maxitems; i++) {
String chunk = getValue(topic, '/', i);
if (chunk == "control") {
commandLoc = i;
command = chunk;
deviceName = getValue(topic, '/', i + 1);
endPoint = getValue(topic, '/', i + 2);
break;
}
}
//Serial.println("device and endpoint incoming...");
//Serial.println(deviceName);
//Serial.println(endPoint);
// send endpoint_key to function stored in namepins.h at compile time
// function returns static_endpoint_id associated with that endpoint
String lookup_val = lookup(endPoint);
//Serial.println("looking value incoming...");
//Serial.println(lookup_val);
// sketch acts on that value as it normally would, using the static_endpoint_id to know for sure what it should do (turn output pin on/off, adjust RGB light, etc)
if (lookup_val == "RGB") {
// deserialize payload, get valueKey
// or just look for value or red,green,blue
String findKey = getValue(payload, '"', 1);
String findValue = getValue(payload, ':', 1);
findValue.remove(findValue.length() - 1);
if (findKey == "red") {
redValue = findValue.toInt();
}
else if (findKey == "green") {
greenValue = findValue.toInt();
}
else if (findKey == "blue") {
blueValue = findValue.toInt();
}
//neoPixelChange = true;
}
/*
else if (lookup_val == "SECOND STATIC ENDPOINT ID") {
}
else if (lookup_val == "THIRD STATIC ENDPOINT ID") {
}
*/
// sketch confirms the value by sending it back on /[path]/[confirm]/[device_name]/[endpoint_key]
confirmPath = "";
confirmPath = thisDevicePath;
confirmPath += "/confirm/";
confirmPath += thisDeviceName;
confirmPath += "/";
confirmPath += endPoint;
confirmPayload = payload;
//sendConfirm = true;
client.publish(MQTT::Publish(confirmPath, confirmPayload).set_qos(2));
}
}
}
void mqttPublish(const char* topic, String message) {
if (client.connected())
client.publish(prefix + topic, message);
}
