Target structure and websocket lib

.gitignore

@@ -1,6 +1,4 @@
 .pio
 .pioenvs
 .piolibdeps
-.vscode/.browse.c_cpp.db*
+.vscode
-.vscode/c_cpp_properties.json
-.vscode/launch.json

platformio.ini

@@ -8,7 +8,7 @@
 ; Please visit documentation for the other options and examples
 ; https://docs.platformio.org/page/projectconf.html
 
-[env:esp32-poe]
+[env]
 platform = espressif32
 board = esp32-poe
 framework = arduino
@@ -16,5 +16,32 @@ framework = arduino
 upload_port=/dev/tty.wchusbserial230
 monitor_baud = 115200
 
+
+[env:controller]
+src_filter = +<controller_main.cpp>
 lib_deps =
   ESP Async WebServer
+
+[env:LIGHT1]
+src_filter = +<light_main.cpp>
+lib_deps =
+  WebSockets
+build_flags = -DROLE=LIGHT1
+
+[env:LIGHT2]
+src_filter = +<light_main.cpp>
+lib_deps =
+  WebSockets
+build_flags = -DROLE=LIGHT2
+
+[env:LIGHT3]
+src_filter = +<light_main.cpp>
+lib_deps =
+  WebSockets
+build_flags = -DROLE=LIGHT3
+
+[env:LIGHT3]
+src_filter = +<light_main.cpp>
+lib_deps =
+  WebSockets
+build_flags = -DROLE=LIGHT4

src/controller_main.cpp

@@ -10,9 +10,44 @@
 
 static bool eth_connected = false;
 AsyncWebServer server(80);
+AsyncWebSocket ws("/ws");
 
 const char *PARAM_MESSAGE = "message";
 
+
+void onWsEvent(AsyncWebSocket * server, AsyncWebSocketClient * client, AwsEventType type, void * arg, uint8_t *data, size_t len){
+  if(type == WS_EVT_CONNECT){
+    Serial.printf("ws[%s][%u] connect\n", server->url(), client->id());
+    client->printf("Hello Client %u :)", client->id());
+    client->ping();
+  } else if(type == WS_EVT_DISCONNECT){
+    Serial.printf("ws[%s][%u] disconnect: %u\n", server->url(), client->id());
+  } else if(type == WS_EVT_ERROR){
+    Serial.printf("ws[%s][%u] error(%u): %s\n", server->url(), client->id(), *((uint16_t*)arg), (char*)data);
+  } else if(type == WS_EVT_PONG){
+    Serial.printf("ws[%s][%u] pong[%u]: %s\n", server->url(), client->id(), len, (len)?(char*)data:"");
+  } else if(type == WS_EVT_DATA){
+    AwsFrameInfo * info = (AwsFrameInfo*)arg;
+    String msg = "";
+    if(info->final && info->index == 0 && info->len == len){
+      //the whole message is in a single frame and we got all of it's data
+      Serial.printf("ws[%s][%u] %s-message[%llu]: ", server->url(), client->id(), (info->opcode == WS_TEXT)?"text":"binary", info->len);
+
+      if(info->opcode == WS_TEXT){
+        for(size_t i=0; i < info->len; i++) {
+          msg += (char) data[i];
+        }
+      }
+
+      if(info->opcode == WS_TEXT)
+        client->text("I got your text message");
+   
+    } else {
+        Serial.printf("Error: Message in multiple Frames");
+    }
+  }
+}
+
 void notFound(AsyncWebServerRequest *request) { request->send(404, "text/plain", "Not found"); }
 
 void WiFiEvent(WiFiEvent_t event) {
@@ -20,7 +55,7 @@ void WiFiEvent(WiFiEvent_t event) {
   case SYSTEM_EVENT_ETH_START:
     Serial.println("ETH Started");
     // set eth hostname here
-    ETH.setHostname("esp32-ethernet");
+    ETH.setHostname("a2clcontroller");
     break;
   case SYSTEM_EVENT_ETH_CONNECTED:
     Serial.println("ETH Connected");
@@ -68,35 +103,21 @@ void setup() {
   }
   Serial.println("mDNS responder started");
 
-  server.on("/", HTTP_GET, [](AsyncWebServerRequest *request) { request->send(200, "text/plain", "Hello, world"); });
+  ws.onEvent(onWsEvent);
-
+  server.on("/", HTTP_GET, [](AsyncWebServerRequest *request) { request->send(200, "text/plain", "Current Status: To Be done"); });
-  // Send a GET request to <IP>/get?message=<message>
-  server.on("/get", HTTP_GET, [](AsyncWebServerRequest *request) {
-    String message;
-    if (request->hasParam(PARAM_MESSAGE)) {
-      message = request->getParam(PARAM_MESSAGE)->value();
-    } else {
-      message = "No message sent";
-    }
-    request->send(200, "text/plain", "Hello, GET: " + message);
-  });
-
-  // Send a POST request to <IP>/post with a form field message set to <message>
-  server.on("/post", HTTP_POST, [](AsyncWebServerRequest *request) {
-    String message;
-    if (request->hasParam(PARAM_MESSAGE, true)) {
-      message = request->getParam(PARAM_MESSAGE, true)->value();
-    } else {
-      message = "No message sent";
-    }
-    request->send(200, "text/plain", "Hello, POST: " + message);
-  });
-
   server.onNotFound(notFound);
-
   server.begin();
+
   // Add service to MDNS-SD
   MDNS.addService("http", "tcp", 80);
 }
 
 void loop() {}
+
+
+
+
+
+///////////////////////////
+
+

src/light_main.cpp

@@ -0,0 +1,121 @@
+#include <Arduino.h>
+#include <WebSocketsClient.h>
+#include <ESPmDNS.h>
+
+#define ETH_CLK_MODE ETH_CLOCK_GPIO17_OUT
+#define ETH_PHY_POWER 12
+
+#include <ETH.h>
+
+WebSocketsClient webSocket;
+
+
+static bool eth_connected = false;
+
+const char *PARAM_MESSAGE = "message";
+
+void WiFiEvent(WiFiEvent_t event) {
+  switch (event) {
+  case SYSTEM_EVENT_ETH_START:
+    Serial.println("ETH Started");
+    // set eth hostname here
+    ETH.setHostname("a2clight");
+    break;
+  case SYSTEM_EVENT_ETH_CONNECTED:
+    Serial.println("ETH Connected");
+    break;
+  case SYSTEM_EVENT_ETH_GOT_IP:
+    Serial.print("ETH MAC: ");
+    Serial.print(ETH.macAddress());
+    Serial.print(", IPv4: ");
+    Serial.print(ETH.localIP());
+    if (ETH.fullDuplex()) {
+      Serial.print(", FULL_DUPLEX");
+    }
+    Serial.print(", ");
+    Serial.print(ETH.linkSpeed());
+    Serial.println("Mbps");
+    eth_connected = true;
+    break;
+  case SYSTEM_EVENT_ETH_DISCONNECTED:
+    Serial.println("ETH Disconnected");
+    eth_connected = false;
+    break;
+  case SYSTEM_EVENT_ETH_STOP:
+    Serial.println("ETH Stopped");
+    eth_connected = false;
+    break;
+  default:
+    break;
+  }
+}
+
+void webSocketEvent(WStype_t type, uint8_t * payload, size_t length) {
+
+	switch(type) {
+		case WStype_DISCONNECTED:
+			USE_SERIAL.printf("[WSc] Disconnected!\n");
+			break;
+		case WStype_CONNECTED: {
+			USE_SERIAL.printf("[WSc] Connected to url: %s\n", payload);
+
+			// send message to server when Connected
+			webSocket.sendTXT("Connected");
+		}
+			break;
+		case WStype_TEXT:
+			USE_SERIAL.printf("[WSc] get text: %s\n", payload);
+
+			// send message to server
+			// webSocket.sendTXT("message here");
+			break;
+		case WStype_BIN:
+			USE_SERIAL.printf("[WSc] get binary length: %u\n", length);
+			hexdump(payload, length);
+
+			// send data to server
+			// webSocket.sendBIN(payload, length);
+			break;
+	}
+
+}
+
+void setup() {
+  Serial.begin(115200);
+  WiFi.onEvent(WiFiEvent);
+  ETH.begin();
+
+  while (!eth_connected) {
+    delay(1000);
+  }
+
+  if (!MDNS.begin("a2clight")) {
+    Serial.println("Error setting up MDNS responder!, system halt");
+    while (1) {
+      delay(1000);
+    }
+  }
+  Serial.println("mDNS responder started");
+
+	webSocket.begin("a2clcontroller.local", 80, "/ws");
+	webSocket.onEvent(webSocketEvent);
+
+	// use HTTP Basic Authorization this is optional remove if not needed
+	//webSocket.setAuthorization("user", "Password");
+
+	// try ever 5000 again if connection has failed
+	webSocket.setReconnectInterval(5000);
+  
+  // start heartbeat (optional)
+  // ping server every 15000 ms
+  // expect pong from server within 3000 ms
+  // consider connection disconnected if pong is not received 2 times
+  webSocket.enableHeartbeat(15000, 3000, 2);
+
+  // Add service to MDNS-SD
+  // MDNS.addService("http", "tcp", 80);
+}
+
+void loop() {
+  	webSocket.loop();
+}