JayGoldberg’s gists

JayGoldberg / ftp_sync.sh

Last active July 25, 2021 12:55 — forked from guerrerocarlos/copy_to_ftp.sh

Script for syncing OUCAM camera videos automatically to FTP

	#!/bin/sh
	# FTP_COPY version 0.3 by MP77V www.4pda.ru
	# ----------------------------
	FTP_DEST_DIR="/FTP_directory"
	FTP_DEST_HOST="FTP_host"
	FTP_DEST_PORT="21"
	FTP_DEST_LOGIN="FTP_user"
	FTP_DEST_PASS="FTP_password"
	# ----------------------------

JayGoldberg / datastore_entity_test_1.py

Created July 5, 2019 18:12

Cloud Datastore single entity read test (usable in Cloud Shell)

	import os
	from google.cloud import datastore
	import google.cloud.exceptions

	#https://stackoverflow.com/questions/1593019/is-there-any-simple-way-to-benchmark-python-script
	def timereps(reps, func):
	from time import time
	start = time()
	for i in range(0, reps):
	func()

JayGoldberg / ispperf.sh

Last active March 8, 2019 19:40 — forked from ianrust/ispperf.sh

Script for logging and monitoring isp ping, latency, and bandwidth. Borrowed from here: https://www.blackhatworld.com/seo/bash-script-to-check-isp-bandwidth-and-latency.257820/

	#!/bin/bash

	# The MIT License
	#
	# Copyright (c) 2010, MaDeuce
	#
	# https://en.wikipedia.org/wiki/MIT_License
	#
	# ============================================================================
	# This command measures latency and bandwidth of an internet connection from the command line.

JayGoldberg / nginx_cors.conf

Created February 22, 2018 22:16

nginx CORS writing headers for all methods

	set $cors '';

	if ($http_origin ~* (https?://.*\.foobar\.com(:[0-9]+)?)) {
	set $cors "true";
	}

	if ($request_method = 'OPTIONS') {
	set $cors "${cors}options";
	}

JayGoldberg / importframes-ds.js

Created February 5, 2018 20:08

Bulk insert of data into Google Cloud Datastore from JSON in CSV

	const fs = require('fs');
	const readline = require('readline');
	const Datastore = require('@google-cloud/datastore');
	const parse = require('csv-parse');

	const instream = fs.createReadStream(process.argv[2]);

	const datastore = Datastore({
	projectId: 'cloudprojectid',
	keyFilename: 'serviceaccount.json'

JayGoldberg / espruino_mqtt_neopixel.js

Created January 18, 2018 18:00

Turn a neopixel strip on and off via MQTT, in Espruino embedded Javascript

	function mqttConnect(connVar) {
	var mqtt = require("MQTT");
	const MQTT_OPTIONS = {
	host: 'mqtt.host.net',
	keep_alive: 15,
	client_id: "espruino",
	username: "mqtt_username",
	password: "mqtt_password",
	path: '/doordash-temp'
	};

JayGoldberg / espruino_longpoll_client.js

Last active January 5, 2018 23:02

Espruino code to do long polling via HTTP

	var http = require("http");
	var wifi = require("Wifi");

	var analogOutPinGREEN = 'D12'; // Analog output pin that the LED is attached to GREEN
	var analogOutPinBLUE = 'D13'; // Analog output pin that the LED is attached to BLUE
	var analogOutPinRED = 'D15'; // Analog output pin that the LED is attached to RED

	var outputValue = 0; // duty cycle of PWM (0-1)
	var lastValue = 0;

JayGoldberg / uri.sh

Last active May 8, 2017 20:01 — forked from yock/uri.sh

URL Parsing function for Bash

	#
	# URI parsing function
	#
	# The function creates global variables with the parsed results.
	# uri_schema, uri_address, uri_user, uri_password, uri_host, uri_port, uri_path, uri_query, uri_fragment
	# It returns 0 if parsing was successful or non-zero otherwise.
	#
	# [schema://][user[:password]@]host[:port][/path][?[arg1=val1]...][#fragment]
	#
	function uri_parser() {

JayGoldberg / read_JPEG_COM.js

Created April 11, 2017 16:30

Google Cloud Function (HTTP trigger) to read the COM (comment) fields of a JPEG image

	// Get a reference to the Cloud Storage component
	var storage = require('@google-cloud/storage');

	function findCOMmarkers(buffer) {
	var comment = [];

	for (var i=0; i < buffer.length; i++) {
	if (buffer[i] == '0xFF') {
	if (buffer[i+1] == '0xFE') { // JPEG COM marker
	comment.push(readcomment(buffer, i+4));

JayGoldberg / timeout.sh

Last active April 18, 2017 14:37

Implement timeout command for systems that don't have it

	## @author Jay Goldberg
	## @email [email protected]
	## @license Apache 2.0
	## @description Implement timeout for systems that don't have it
	## @usage source it, then timeout <secs> <command>
	#=======================================================================

	timeout() {
	local timeout_secs=${1:-10}
	shift

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