Slyke

version: '3.8'

services:
  postgres:
    image: postgres:15.5-alpine
    container_name: postgres-zt
    volumes:
      - ./volumes/postgres:/var/lib/postgresql/data
    environment:
      POSTGRES_DB: ztnet

Slyke

/**
 * Interpolates a string template with values from an object or array.
 *
 * @param {string} template - The string containing placeholders to be interpolated.
 * @param {Object|Array} values - An object or array containing values to replace the placeholders.
 * @param {string|boolean} [fallback=""] - Value to use when a placeholder's corresponding key is not found. 
 *                                         If set to `true`, the placeholder itself is used as the fallback.
 *
 * @returns {string} - The interpolated string.
 *

Slyke

async function deriveKey(plaintextKey) {
    const baseKey = await window.crypto.subtle.importKey("raw", new TextEncoder().encode(plaintextKey), "PBKDF2", false, ["deriveKey"]);
    return window.crypto.subtle.deriveKey(
        {
            name: "PBKDF2",
            salt: new TextEncoder().encode("some-salt"),
            iterations: 10000,
            hash: "SHA-256"
        },
        baseKey,

Slyke

Instructions:

1. Install 'arp_monitor.sh' file on DHCP server and setup cronjob.
2. Copy the flow from flow.json and import into Nodered.


The '.function-node' Javascript files are provided for ease of reading. The code within these files is already in the flow.

Take note of the ARP debouncing. You may want to adjust the timings if you are getting false online/offline alerts, or it isn't quick enough for you.
Variabes are:

Slyke

{
  devices: {
    bedroomLight: {
      type: "switch"
    },
    denLight: {
      type: "dimmable"
    },
    livingroomLight: {
      type: "dimmable"

Slyke

const fs = require('fs');
const path = require('path');
const { execSync } = require('child_process')
const baseDir = './';

const videoFileTypes = ['mp4', 'mov', 'avi', 'wmv', 'mkv', 'flv', 'mpg', 'mpeg', '3gp', '3g2'];

const allFiles = fs.readdirSync(baseDir);

const videoFiles = [];