Finished script

down-detector.js

@@ -0,0 +1,69 @@
+const ping = require('ping');
+
+setInterval(doStuff, 1000);
+
+var downFor = [];
+var lastState;
+var connected;
+var counter = 0;
+
+function doStuff() {
+    var lastPing;
+
+    ping.promise.probe('google.com', {
+        timeout: 10
+    }).then((result) => {
+        var time = getTime();
+        connected = result.alive;   
+        //log(connected);
+        if (lastState == true && connected == false) {
+            LostConnection();
+        } else if (lastState == false && connected == true) {
+            ConnectionRegained(counter);
+            counter = 0;
+        }
+        
+        if (connected == false) {
+            counter++;            
+        }
+        lastState = connected;
+    });
+}
+
+function ConnectionRegained(timedown) {
+    var time = getTime();
+    console.log (
+        '[' + time + '] '
+        + 'Connection regained after '
+        + timedown
+        + 's of downtime'
+    );
+}
+
+function LostConnection() {
+    var time = getTime();
+    console.log (
+        '[' + time + '] '
+        + 'Lost Connection'
+    );
+}
+
+function log(tolog) {
+    var time = getTime();
+    console.log (
+        '[' + time + '] '
+        + tolog
+    );
+}
+
+function pad(n, width, z) {
+    z = z || '0';
+    n = n + '';
+    return n.length >= width ? n : new Array(width - n.length + 1).join(z) + n;
+  }
+  
+function getTime() {
+    var t = new Date();
+    var time = (pad(t.getHours(), 2) + ':' + pad(t.getMinutes(), 2) + ':' + pad(t.getSeconds(), 2))
+    return time;
+  }