mdsohelmia

running:

bash create-vod-hls.sh beach.mkv

will produce:

    beach/
      |- playlist.m3u8
 |- 360p.m3u8

mdsohelmia

System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

Basic Steps

1. Clarify and agree on the scope of the system

• User cases (description of sequences of events that, taken together, lead to a system doing something useful)
  • Who is going to use it?
  • How are they going to use it?

mdsohelmia

package main

import (
	"net"
	"os/exec"

	"github.com/k0kubun/pp"
)

func Hosts(cidr string) ([]string, error) {

mdsohelmia

Nginx Cheat Sheet

(from Understanding Nginx Server and Location Block Selection Algorithms - https://goo.gl/YyzshP)

• Alphabetical index of directives
• Alphabetical index of variables
• Documentation

server {

mdsohelmia

MIT License

Copyright (c) <year> <copyright holders>

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE S

mdsohelmia

package main

import (
	"fmt"
	"net/http"
	"sort"
	"time"
)

// a struct to hold the result from each request including an index

mdsohelmia

# Ubuntu 20 LTS Server Setup for Laravel

# Login as root user

sudo su -


# Update list of available packages

apt update

mdsohelmia

user  nginx;

# one(1) worker or equal the number of _real_ cpu cores. 4=4 core cpu
worker_processes  4;

# renice workers to reduce priority compared to system processes for
# machine health. worst case nginx will get ~25% system resources at nice=15
worker_priority -5;

mdsohelmia

PUSHER_HOST=socket.yourdomain.com
PUSHER_APP_ID=unlock
PUSHER_APP_KEY=123
PUSHER_APP_SECRET=456
PUSHER_PORT=443
PUSHER_SCHEME=https

mdsohelmia

sudo mysql -u root
mysql> USE mysql;
mysql> UPDATE user SET plugin='mysql_native_password' WHERE User='root';
mysql> FLUSH PRIVILEGES;
mysql> exit;
service mysql restart