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338 lines
11 KiB
338 lines
11 KiB
/***************************************************
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Adafruit MQTT Library ESP8266 Example
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Must use ESP8266 Arduino from:
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https://github.com/esp8266/Arduino
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Works great with Adafruit's Huzzah ESP board & Feather
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----> https://www.adafruit.com/product/2471
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----> https://www.adafruit.com/products/2821
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Adafruit invests time and resources providing this open source code,
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please support Adafruit and open-source hardware by purchasing
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products from Adafruit!
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Written by Tony DiCola for Adafruit Industries.
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MIT license, all text above must be included in any redistribution
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****************************************************/
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#include <ESP8266WiFi.h>
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#include "Adafruit_MQTT.h"
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#include "Adafruit_MQTT_Client.h"
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/************************* WiFi Access Point *********************************/
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#define WLAN_SSID "HOME1234"
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#define WLAN_PASS "supersecurewifipassword"
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//#define led D4 //LoLin
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//#define led 2 //LoLin
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#define out2 2
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#define out1 0
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#define out3 3 //RX = 3
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#define out4 1 //TX = 1
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/************************* Adafruit.io Setup *********************************/
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#define AIO_SERVER "mqtt.server.net"
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#define AIO_SERVERPORT 8883 // use 8883 for SSL
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#define AIO_USERNAME "username"
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#define AIO_KEY "password"
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/************ Global State (you don't need to change this!) ******************/
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// Create an ESP8266 WiFiClient class to connect to the MQTT server.
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//WiFiClient client;
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// or... use WiFiClientSecure for SSL
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WiFiClientSecure client;
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// Setup the MQTT client class by passing in the WiFi client and MQTT server and login details.
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Adafruit_MQTT_Client mqtt(&client, AIO_SERVER, AIO_SERVERPORT, AIO_USERNAME, AIO_KEY);
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/****************************** Feeds ***************************************/
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// Setup feeds for publishing.
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// Notice MQTT paths for AIO follow the form: <username>/feeds/<feedname>
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Adafruit_MQTT_Publish statusfeed = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/status");
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Adafruit_MQTT_Publish out1status = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/out1");
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Adafruit_MQTT_Publish out2status = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/out2");
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Adafruit_MQTT_Publish out3status = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/out3");
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Adafruit_MQTT_Publish out4status = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/out4");
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Adafruit_MQTT_Publish mainstatusfeed = Adafruit_MQTT_Publish(&mqtt, "status"); //shared feed shows devices connecting
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// Setup a feed called 'onoff' for subscribing to changes.
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Adafruit_MQTT_Subscribe onoff1 = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/onoff1");
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Adafruit_MQTT_Subscribe onoff2 = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/onoff2");
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Adafruit_MQTT_Subscribe onoff3 = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/onoff3");
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Adafruit_MQTT_Subscribe onoff4 = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/onoff4");
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/*************************** Sketch Code ************************************/
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// Bug workaround for Arduino 1.6.6, it seems to need a function declaration
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// for some reason (only affects ESP8266, likely an arduino-builder bug).
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void MQTT_connect();
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char statusMessage[32] = "ESP-01 Switcher Status: ";
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char out1stat, out2stat, out3stat, out4stat;
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uint8_t out1val, out2val, out3val, out4val;
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void setup() {
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//********** CHANGE PIN FUNCTION TO GPIO **********
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//GPIO 1 (TX) swap the pin to a GPIO.
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// pinMode(1, FUNCTION_3);
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//GPIO 3 (RX) swap the pin to a GPIO.
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//pinMode(3, FUNCTION_3);
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//**************************************************
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pinMode(1, OUTPUT);
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pinMode(3, OUTPUT);
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//pinMode(led, OUTPUT);
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pinMode(out1, OUTPUT);
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pinMode(out2, OUTPUT);
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digitalWrite(out1, LOW); //switch to HIGH as needed, depending on what sort of device you have connected
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digitalWrite(out2, LOW);
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digitalWrite(out3, LOW);
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digitalWrite(out4, LOW);
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/*
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digitalWrite(led, LOW);
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delay(500);
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digitalWrite(led, HIGH);
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delay(500);
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digitalWrite(led, LOW);
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delay(500);
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digitalWrite(led, HIGH);
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*/
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//Serial.begin(115200);
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delay(10);
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//Serial.println(F("RuhNet MQTTS switcher"));
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// Connect to WiFi access point.
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//Serial.println(); Serial.println();
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//Serial.print("Connecting to ");
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//Serial.println(WLAN_SSID);
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WiFi.begin(WLAN_SSID, WLAN_PASS);
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while (WiFi.status() != WL_CONNECTED) {
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delay(500);
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//Serial.print(".");
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}
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//Serial.println();
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//Serial.println("WiFi connected");
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//Serial.println("IP address: "); Serial.println(WiFi.localIP());
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// Setup MQTT subscription for onoff feed.
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mqtt.subscribe(&onoff1);
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mqtt.subscribe(&onoff2);
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mqtt.subscribe(&onoff3);
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mqtt.subscribe(&onoff4);
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}
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void loop() {
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// Ensure the connection to the MQTT server is alive (this will make the first
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// connection and automatically reconnect when disconnected). See the MQTT_connect
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// function definition further below.
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MQTT_connect();
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// this is our 'wait for incoming subscription packets' busy subloop
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// try to spend your time here
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Adafruit_MQTT_Subscribe *subscription;
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while ((subscription = mqtt.readSubscription(5000))) {
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if (subscription == &onoff1) {
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//Serial.print(F("Got: "));
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//Serial.println((char *)onoff1.lastread);
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if (strcmp((char *)onoff1.lastread, "on1") == 0) {
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digitalWrite(out1, HIGH);
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} else if (strcmp((char *)onoff1.lastread, "off1") == 0) {
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digitalWrite(out1, LOW);
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} else if (strcmp((char *)onoff1.lastread, "1") == 0) {
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digitalWrite(out1, HIGH);
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} else if (strcmp((char *)onoff1.lastread, "0") == 0) {
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digitalWrite(out1, LOW);
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} else if (strcmp((char *)onoff1.lastread, "on2") == 0) {
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digitalWrite(out2, HIGH);
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} else if (strcmp((char *)onoff1.lastread, "off2") == 0) {
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digitalWrite(out2, LOW);
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} else if (strcmp((char *)onoff1.lastread, "onall") == 0) {
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digitalWrite(out1, HIGH);
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digitalWrite(out2, HIGH);
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} else if (strcmp((char *)onoff1.lastread, "offall") == 0) {
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digitalWrite(out1, LOW);
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digitalWrite(out2, LOW);
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digitalWrite(out3, LOW);
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digitalWrite(out4, LOW);
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} else if (strcmp((char *)onoff1.lastread, "toggle1") == 0) {
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digitalWrite(out1, !digitalRead(out1));
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} else if (strcmp((char *)onoff1.lastread, "toggle2") == 0) {
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digitalWrite(out2, !digitalRead(out2));
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}
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//Serial.println((char *)onoff1.lastread);
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} else if (subscription == &onoff2) {
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//Serial.print(F("Got: "));
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//Serial.println((char *)onoff2.lastread);
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if (strcmp((char *)onoff2.lastread, "on1") == 0) {
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digitalWrite(out1, HIGH);
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} else if (strcmp((char *)onoff2.lastread, "off1") == 0) {
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digitalWrite(out1, LOW);
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} else if (strcmp((char *)onoff2.lastread, "on2") == 0) {
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digitalWrite(out2, HIGH);
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} else if (strcmp((char *)onoff2.lastread, "off2") == 0) {
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digitalWrite(out2, LOW);
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} else if (strcmp((char *)onoff2.lastread, "1") == 0) {
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digitalWrite(out2, HIGH);
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} else if (strcmp((char *)onoff2.lastread, "0") == 0) {
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digitalWrite(out2, LOW);
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} else if (strcmp((char *)onoff2.lastread, "onall") == 0) {
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digitalWrite(out1, HIGH);
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digitalWrite(out2, HIGH);
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} else if (strcmp((char *)onoff2.lastread, "offall") == 0) {
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digitalWrite(out1, LOW);
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digitalWrite(out2, LOW);
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digitalWrite(out3, LOW);
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digitalWrite(out4, LOW);
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} else if (strcmp((char *)onoff2.lastread, "toggle1") == 0) {
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digitalWrite(out1, !digitalRead(out1));
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} else if (strcmp((char *)onoff2.lastread, "toggle2") == 0) {
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digitalWrite(out2, !digitalRead(out2));
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}
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//Serial.println((char *)onoff2.lastread);
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} else if (subscription == &onoff3) {
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//Serial.print(F("Got: "));
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//Serial.println((char *)onoff2.lastread);
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if (strcmp((char *)onoff3.lastread, "on") == 0) {
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digitalWrite(out3, HIGH);
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} else if (strcmp((char *)onoff3.lastread, "off") == 0) {
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digitalWrite(out3, LOW);
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} else if (strcmp((char *)onoff3.lastread, "on3") == 0) {
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digitalWrite(out3, HIGH);
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} else if (strcmp((char *)onoff3.lastread, "off3") == 0) {
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digitalWrite(out3, LOW);
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} else if (strcmp((char *)onoff3.lastread, "1") == 0) {
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digitalWrite(out3, HIGH);
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} else if (strcmp((char *)onoff3.lastread, "0") == 0) {
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digitalWrite(out3, LOW);
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} else if (strcmp((char *)onoff3.lastread, "toggle") == 0) {
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digitalWrite(out3, !digitalRead(out3));
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}
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//Serial.println((char *)onoff3.lastread);
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} else if (subscription == &onoff4) {
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//Serial.print(F("Got: "));
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//Serial.println((char *)onoff4.lastread);
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if (strcmp((char *)onoff4.lastread, "on") == 0) {
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digitalWrite(out4, HIGH);
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} else if (strcmp((char *)onoff4.lastread, "off") == 0) {
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digitalWrite(out4, LOW);
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} else if (strcmp((char *)onoff4.lastread, "on4") == 0) {
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digitalWrite(out4, HIGH);
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} else if (strcmp((char *)onoff4.lastread, "off4") == 0) {
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digitalWrite(out4, LOW);
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} else if (strcmp((char *)onoff4.lastread, "1") == 0) {
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digitalWrite(out4, HIGH);
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} else if (strcmp((char *)onoff4.lastread, "0") == 0) {
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digitalWrite(out4, LOW);
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} else if (strcmp((char *)onoff4.lastread, "toggle") == 0) {
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digitalWrite(out4, !digitalRead(out4));
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}
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//Serial.println((char *)onoff4.lastread);
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}
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}
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// Now we can publish stuff!
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//Serial.print(F("\nPublishing status to statusfeed, out1status, out2status: "));
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//Serial.print(statusMessage);
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//Serial.print("\n");
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if (digitalRead(out1) == 0) {
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out1stat = '0';
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out1val = 0;
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} else {
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out1stat = '1';
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out1val = 1;
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}
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if (digitalRead(out2) == 0) {
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out2stat = '0';
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out2val = 0;
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} else {
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out2stat = '1';
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out2val = 1;
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}
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if (digitalRead(out3) == 0) {
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out3stat = '0';
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out3val = 0;
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} else {
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out3stat = '1';
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out3val = 1;
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}
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if (digitalRead(out4) == 0) {
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out4stat = '0';
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out4val = 0;
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} else {
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out4stat = '1';
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out4val = 1;
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}
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out1status.publish(out1val);
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out2status.publish(out2val);
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out3status.publish(out3val);
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out4status.publish(out4val);
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statusMessage[26] = out1stat;
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statusMessage[27] = ' ';
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statusMessage[28] = out2stat;
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statusMessage[29] = out3stat;
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statusMessage[30] = ' ';
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statusMessage[31] = out4stat;
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if (! statusfeed.publish(statusMessage)) {
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//Serial.println(F("Failed"));
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} else {
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//Serial.println(F("OK!"));
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}
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// ping the server to keep the mqtt connection alive
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// NOT required if you are publishing once every KEEPALIVE seconds
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/*
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if(! mqtt.ping()) {
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mqtt.disconnect();
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}
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*/
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}
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// Function to connect and reconnect as necessary to the MQTT server.
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// Should be called in the loop function and it will take care if connecting.
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void MQTT_connect() {
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int8_t ret;
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// Stop if already connected.
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if (mqtt.connected()) {
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return;
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}
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//Serial.print("Connecting to MQTT... ");
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uint8_t retries = 3;
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while ((ret = mqtt.connect()) != 0) { // connect will return 0 for connected
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//Serial.println(mqtt.connectErrorString(ret));
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//Serial.println("Retrying MQTT connection in 5 seconds...");
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mqtt.disconnect();
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delay(5000); // wait 5 seconds
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retries--;
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if (retries == 0) {
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// basically die and wait for WDT to reset me
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while (1);
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}
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}
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//Serial.println("MQTT Connected!");
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mainstatusfeed.publish("Connected!");
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}
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