Adds async webserver and mdns

.vscode/arduino.json

@@ -0,0 +1,5 @@
+{
+    "board": "esp8266:esp8266:d1",
+    "configuration": "xtal=80,vt=flash,exception=disabled,eesz=4M,ip=lm2f,dbg=Disabled,lvl=None____,wipe=none,baud=921600",
+    "port": "/dev/cu.wchusbserial230"
+}

platformio.ini

@@ -12,3 +12,9 @@
 platform = espressif32
 board = esp32-poe
 framework = arduino
+
+upload_port=/dev/tty.wchusbserial230
+monitor_baud = 115200
+
+lib_deps =
+  ESP Async WebServer

src/main.cpp

@@ -1,9 +1,102 @@
 #include <Arduino.h>
+#include <AsyncTCP.h>
+#include <ESPAsyncWebServer.h>
+#include <ESPmDNS.h>
+
+#define ETH_CLK_MODE ETH_CLOCK_GPIO17_OUT
+#define ETH_PHY_POWER 12
+
+#include <ETH.h>
+
+static bool eth_connected = false;
+AsyncWebServer server(80);
+
+const char *PARAM_MESSAGE = "message";
+
+void notFound(AsyncWebServerRequest *request) { request->send(404, "text/plain", "Not found"); }
+
+void WiFiEvent(WiFiEvent_t event) {
+  switch (event) {
+  case SYSTEM_EVENT_ETH_START:
+    Serial.println("ETH Started");
+    // set eth hostname here
+    ETH.setHostname("esp32-ethernet");
+    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 setup() {
-  // put your setup code here, to run once:
+  Serial.begin(115200);
+  WiFi.onEvent(WiFiEvent);
+  ETH.begin();
+
+  while (!eth_connected) {
+    delay(1000);
   }
 
-void loop() {
-  // put your main code here, to run repeatedly:
+  if (!MDNS.begin("a2clcontroller")) {
+    Serial.println("Error setting up MDNS responder!, system halt");
+    while (1) {
+      delay(1000);
     }
+  }
+  Serial.println("mDNS responder started");
+
+  server.on("/", HTTP_GET, [](AsyncWebServerRequest *request) { request->send(200, "text/plain", "Hello, world"); });
+
+  // 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() {}