Sending data to influxdb over UDP on an arduino

arduino_influx_udp.ino

#include <ESP8266WiFi.h>
#include <WiFiUdp.h>

const char ssid[] = "fubaz";
const char pass[] = "fubar";
WiFiUDP udp;

void setup(){
  Serial.begin(115200);
  WiFi.begin(ssid, pass);

  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println();
}

void send_to_influxdb(byte bheartrate, byte bconfidence, byte boxygen, byte bsts){
  char heartrate[4];
  itoa(bheartrate, heartrate, 10);
  
  char confidence[4];
  itoa(bconfidence, confidence, 10);
    
  char oxygen[4];
  itoa(boxygen, oxygen, 10);
  
  char sts[2];
  itoa(bsts, sts, 10);
  
  Serial.println("Sending Bio data to InfluxDB.");
  char line[64];
  sprintf(line, "bpm,confidence=%s,status=%d heartrate=%di,oxygen=%di", confidence, bsts, bheartrate, boxygen);
  Serial.println(line);
  
  udp.beginPacket("192.168.1.158", 8089);
  udp.write(line);
  udp.endPacket();
}

void loop(){
  // Gather data
  // Do stuff
  send_to_influxdb(bheartrate, bconfidence, boxygen, bsts);
}