add mesh example

waterishos-gen2-mesh/ESP8266MeshHelloWorld.ino

@@ -0,0 +1,98 @@
+#include "credentials.h"
+#include <ESP8266MQTTMesh.h>
+#include <FS.h>
+
+
+#ifndef LED_PIN
+  #define LED_PIN LED_BUILTIN
+#endif
+
+
+#define      FIRMWARE_ID        0x1337
+#define      FIRMWARE_VER       "0.1"
+wifi_conn    networks[]       = NETWORK_LIST;
+const char*  mesh_password    = MESH_PASSWORD;
+const char*  mqtt_server      = MQTT_SERVER;
+const int    mqtt_port        = MQTT_PORT;
+#if ASYNC_TCP_SSL_ENABLED
+const uint8_t *mqtt_fingerprint = MQTT_FINGERPRINT;
+bool mqtt_secure = MQTT_SECURE;
+  #if MESH_SECURE
+  #include "ssl_cert.h"
+  #endif
+#endif
+
+#ifdef ESP32
+String ID  = String((unsigned long)ESP.getEfuseMac());
+#else
+String ID  = String(ESP.getChipId());
+#endif
+
+
+
+
+unsigned long previousMillis = 0;
+const long interval = 5000;
+int cnt = 0;
+
+// Note: All of the '.set' options below are optional.  The default values can be
+// found in ESP8266MQTTMeshBuilder.h
+ESP8266MQTTMesh mesh = ESP8266MQTTMesh::Builder(networks, mqtt_server, mqtt_port)
+                       .setVersion(FIRMWARE_VER, FIRMWARE_ID)
+                       .setMeshPassword(mesh_password)
+#if ASYNC_TCP_SSL_ENABLED
+                       .setMqttSSL(mqtt_secure, mqtt_fingerprint)
+#if MESH_SECURE
+                       .setMeshSSL(ssl_cert, ssl_cert_len, ssl_key, ssl_key_len, ssl_fingerprint)
+#endif //MESH_SECURE
+#endif //ASYNC_TCP_SSL_ENABLED
+                       .build();
+
+void callback(const char *topic, const char *msg);
+
+
+
+void setup() {
+
+    Serial.begin(115200);
+    delay(1000); //This is only here to make it easier to catch the startup messages.  It isn't required
+    mesh.setCallback(callback);
+    mesh.begin();
+    pinMode(LED_PIN, OUTPUT);
+
+}
+
+
+void loop() {
+
+
+    if (! mesh.connected())
+        return;
+
+    unsigned long currentMillis = millis();
+
+    if (currentMillis - previousMillis >= interval) {
+
+          String cntStr = String(cnt);
+          String msg = "hello from " + ID + " cnt: " + cntStr;
+          mesh.publish(ID.c_str(), msg.c_str());
+          previousMillis = currentMillis;
+          cnt++;
+
+    }
+
+}
+
+
+
+void callback(const char *topic, const char *msg) {
+
+
+    if (0 == strcmp(topic, (const char*) ID.c_str())) {
+      if(String(msg) == "0") {
+        digitalWrite(LED_PIN, HIGH);
+      }else{
+        digitalWrite(LED_PIN, LOW);
+      }
+    }
+}

waterishos-gen2-mesh/data/credentials.h.example

@@ -0,0 +1,16 @@
+#define NETWORK_PASSWORD "network password"
+#define NETWORK_LIST { \
+	WIFI_CONN("ssid 1", NETWORK_PASSWORD, NULL, 0), \
+	WIFI_CONN("ssid 2", NETWORK_PASSWORD, NULL, 0), \
+        NULL, \
+        }
+#define MESH_PASSWORD    "esp8266_sensor_mesh"
+#define MQTT_SERVER      "MQTT Server IP Address"
+#define MQTT_PORT        1883
+
+/* Only used if SSL is enabled */
+#define MESH_SECURE      true
+#define MQTT_SECURE      false
+#define MQTT_FINGERPRINT NULL
+//const uint8_t MQTT_FINGERPRINT[] = {0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff,0x00,0x11,0x22,0x33};
+