trung85

#!/bin/bash
target=${1:-http://example.com}
while true # loop forever, until ctrl+c pressed.
do
	for i in $(seq 100) # perfrom the inner command 100 times.
	do
		curl $target > /dev/null & # send out a curl request, the & indicates not to wait for the response.
	done

	wait # after 100 requests are sent out, wait for their processes to finish before the next iteration.

trung85

<?php
function getMonthRanges($start, $end)
{
	$timeStart = strtotime($start);
	$timeEnd   = strtotime($end);
	$out       = [];

	$milestones[] = $timeStart;
	$timeEndMonth = strtotime('first day of next month midnight', $timeStart);
	while ($timeEndMonth < $timeEnd) {

trung85

APPNAME=myapp
APPVERSION=latest

trung85

#!/bin/bash

# Source: http://blog.nonuby.com/blog/2012/07/05/copying-env-vars-from-one-heroku-app-to-another/

set -e

sourceApp="$1"
targetApp="$2"

while read key value; do

trung85

var https = require('https');
var util = require('util');

var SLACK_CHANNEL = process.env.SLACK_CHANNEL;
var SLACK_PATH = process.env.SLACK_PATH;

exports.handler = function(event, context) {
    console.log(JSON.stringify(event, null, 2));
    console.log('From SNS:', event.Records[0].Sns.Message);

trung85

#!/usr/bin/env bash

set -e

status() {
  echo -e "[DEPLOY]: ${1}"
}

# Set the version to the branch name by default
ver_tag=${CIRCLE_BRANCH}

trung85

Virtual Hosts on nginx (CSC309)

When hosting our web applications, we often have one public IP address (i.e., an IP address visible to the outside world) using which we want to host multiple web apps. For example, one may wants to host three different web apps respectively for example1.com, example2.com, and example1.com/images on the same machine using a single IP address.

How can we do that? Well, the good news is Internet browsers

trung85

var USERS = {
    protecteddir: [{
        username: 'user',
        password: 'pass',
    }],
};

//Response when auth is not valid.
var response401 = {
    statusCode: 401,

trung85

'use strict';
exports.handler = (event, context, callback) => {

    // Get request and request headers
    const request = event.Records[0].cf.request;
    const headers = request.headers;

    // Configure authentication
    const authUser = 'user';
    const authPass = 'pass';

trung85

openssl genrsa -out CAroot.key 2048
openssl req -new -key CAroot.key -out CAroot.csr # CN should be different from the certificates below
openssl req -x509 -days 1825 -key CAroot.key -in CAroot.csr -out CAroot.crt
cat CAroot.crt CAroot.key > CAroot.pem

openssl genrsa -out mongod.key 2048
openssl req -new -key mongod.key -out mongod.csr
openssl x509 -req -days 1825 -in mongod.csr -CA CAroot.pem -CAkey CAroot.key -CAcreateserial -out mongod.crt
cat mongod.crt mongod.key > mongod.pem