Maybe fixed polling?

src/custom_modules/VoidGPIO.js

@@ -1,40 +1,5 @@
 const { exec } = require('child_process');
-
+const { pins } = require('./config.json');
-const pins = [
-    {
-        key: 'igniter',
-        board: 13,
-        bcm: 27,
-        mode: 'OUT',
-        defaultState: 0
-    },
-    {
-        key: 'exhaust',
-        board: 15,
-        bcm: 22,
-        mode: 'OUT',
-        defaultState: 1
-    },
-    {
-        key: 'auger',
-        board: 7,
-        bcm: 4,
-        mode: 'OUT',
-        defaultState: 0
-    },
-    {
-        key: 'pof',
-        board: 16,
-        bcm: 23,
-        mode: 'IN'
-    },
-    {
-        key: 'vacuum',
-        board: 22,
-        bcm: 25,
-        mode: 'IN' }
-];
-
 const sleep = ms => new Promise(resolve => setTimeout(resolve, ms));
 
 pins.forEach(pin => {
@@ -111,13 +76,6 @@ module.exports = {
         };
     },
     async poll() {
-        for (const pin of pins) {
+        
-            if (pin.mode === 'IN') {
-                this.readPin(pin.board, (err, state) => {
-                    if (err) throw err;
-                    console.log(`${pin.key}: ${state} [def: ${pin.defaultState}]`);
-                });
-            }
-        }
     }
 }

src/custom_modules/config.json

@@ -15,5 +15,40 @@
                 "topic": "hestia/status/auger"
             }
         ]
+    },
+    "pins": [
+        {
+            "key": "igniter",
+            "board": 13,
+            "bcm": 27,
+            "mode": "OUT",
+            "defaultState": 0
+        },
+        {
+            "key": "exhaust",
+            "board": 15,
+            "bcm": 22,
+            "mode": "OUT",
+            "defaultState": 1
+        },
+        {
+            "key": "auger",
+            "board": 7,
+            "bcm": 4,
+            "mode": "OUT",
+            "defaultState": 0
+        },
+        {
+            "key": "pof",
+            "board": 16,
+            "bcm": 23,
+            "mode": "IN"
+        },
+        {
+            "key": "vacuum",
+            "board": 22,
+            "bcm": 25,
+            "mode": "IN"
         }
+    ]
 }

src/main.js

@@ -1,5 +1,15 @@
 // Import modules
 const gpio = require('./custom_modules/VoidGPIO.js');
+const { pins } = require('./custom_modules/config.json');
 
 gpio.debugInit();
-// setInterval(gpio.poll, 1000);
+setInterval(() => {
+    for (const pin of pins) {
+        if (pin.mode === 'IN') {
+            gpio.readPin(pin.board, (err, state) => {
+                if (err) throw err;
+                console.log(`${pin.key}: ${state} [def: ${pin.defaultState}]`);
+            });
+        }
+    }
+}, 1000);