Added influx checkHealth

src/helper/influx-checks.js

@@ -0,0 +1,26 @@
+const logger = require("./helper/logger.js")("influx-checks");
+
+const Influx = require('@influxdata/influxdb-client-apis');
+
+
+function checkHealth(influxDb){
+    return new Promise((resolve, reject) => {
+        new Influx.HealthAPI(influxDb)    // Check influx health
+            .getHealth()
+            .catch((err) => {
+                logger.fatal("Could not communicate with Influx:");
+                logger.fatal(`Error [${err.code}]:`, err.message);
+                reject(err);
+            })
+            .then((res) => {
+                logger.debug("Server healthy.", "Version: ", res.version);
+                resolve(res);
+            });
+    });
+}
+
+
+// Specify exports
+module.exports = {
+    checkHealth,
+};

src/main.js

@@ -25,4 +25,8 @@ if(errorMsg){
   logger.info("Setup Influx..");
   const influxDb = new InfluxDB({url: env.INFLUX_URL, token: env.INFLUX_TOKEN});
 
+  await InfluxChecks.checkHealth(influxDb)
+    .catch(exit(1))
+    .then((res) => {});
+
 })();