Add wifi auto-reconnect

[manu/arduino-maison.git] / station-meteo / station-meteo.ino

diff --git a/station-meteo/station-meteo.ino b/station-meteo/station-meteo.ino
index 41236ef..8c25eb8 100644 (file)
--- a/station-meteo/station-meteo.ino
+++ b/station-meteo/station-meteo.ino
@@ -69,15 +69,14 @@ void setup(void)
     Serial.println("Please upgrade the firmware");
   }
 
+  Serial.print("Attempting to connect to SSID: ");
+  Serial.println(wifi_ssid);
+  // Connect to WPA/WPA2 network
+  WiFi.begin(wifi_ssid, wifi_pass);
+
   // attempt to connect to Wifi network:
-  while (wifi_status != WL_CONNECTED) {
-    Serial.print("Attempting to connect to SSID: ");
-    Serial.println(wifi_ssid);
-    // Connect to WPA/WPA2 network
-    wifi_status = WiFi.begin(wifi_ssid, wifi_pass);
-
-    // wait 10 seconds for connection:
-    delay(10000);
+  while (WiFi.status() != WL_CONNECTED) {
+    delay(500);
   }
 
   Serial.println("Connected to wifi");
@@ -91,42 +90,54 @@ void setup(void)
  */
 void loop(void)
 { 
-
-  String temp_influx_line;
-  String rain_influx_line;
-  float rainfall_1min(0);
-  float tempC(0);
+  delay(POLL_INT);
   
-  // Get rainfall height
-  rainfall_1min = rainfall_ticks * rain_incr;
-  rainfall_ticks = 0;
-  Serial.print("Rain mm/m2: ");
-  Serial.println(rainfall_1min);
-  Serial.println("Sending rain height to influxdb...");
-  rain_influx_line = String("rain,city="+city+"location="+location+" value=" + String(rainfall_1min, 2));
-  udp.beginPacket(influxdb_host, influxdb_port);
-  udp.print(rain_influx_line);
-  udp.endPacket();
-
-  // Temperature
-  tempC = get_temperature();
-  // Check if reading was successful
-  if(tempC != DEVICE_DISCONNECTED_C) 
-  {
-    Serial.print("Temperature for the device 1 (index 0) is: ");
-    Serial.println(tempC);
-    temp_influx_line = String("temperature,city="+city+",location="+location+" value=" + String(tempC, 2));
-    // send the packet
-    Serial.println("Sending UDP packet...");
-    udp.beginPacket(influxdb_host, influxdb_port);
-    udp.print(temp_influx_line);
-    udp.endPacket();
-  } 
-  else
-  {
-    Serial.println("Error: Could not read temperature data");
+  // Check wifi connexion
+  if ( WiFi.status() != WL_CONNECTED ) {
+      int retry = 0;
+      WiFi.begin(wifi_ssid, wifi_pass);
+      while (retry < 10 || WiFi.status() != WL_CONNECTED) {
+          retry++;
+          delay(500);
+      }
+  }
+
+  if ( WiFi.status() != WL_CONNECTED ) {
+      String temp_influx_line;
+      String rain_influx_line;
+      float rainfall_1min(0);
+      float tempC(0);
+      
+      // Get rainfall height
+      rainfall_1min = rainfall_ticks * rain_incr;
+      rainfall_ticks = 0;
+      Serial.print("Rain mm/m2: ");
+      Serial.println(rainfall_1min);
+      Serial.println("Sending rain height to influxdb...");
+      rain_influx_line = String("rain,city="+city+"location="+location+" value=" + String(rainfall_1min, 2));
+      udp.beginPacket(influxdb_host, influxdb_port);
+      udp.print(rain_influx_line);
+      udp.endPacket();
+
+      // Temperature
+      tempC = get_temperature();
+      // Check if reading was successful
+      if(tempC != DEVICE_DISCONNECTED_C) 
+      {
+        Serial.print("Temperature for the device 1 (index 0) is: ");
+        Serial.println(tempC);
+        temp_influx_line = String("temperature,city="+city+",location="+location+" value=" + String(tempC, 2));
+        // send the packet
+        Serial.println("Sending UDP packet...");
+        udp.beginPacket(influxdb_host, influxdb_port);
+        udp.print(temp_influx_line);
+        udp.endPacket();
+      } 
+      else
+      {
+        Serial.println("Error: Could not read temperature data");
+      }
   }
-  delay(POLL_INT);
 }