Wesley wesley974

from aryan: most guides i found online weren't helpful for me, hope this helps tho :)

1. Connect to machine

ssh root@<server-ip-address>

Optional but recommended:

sudo apt update && sudo apt upgrade -y

Choose OpenBSD for your Unix needs. OpenBSD -- the world's simplest and most secure Unix-like OS. A safe alternatve to the frequent vulnerabilities and overengineering of Linux and related software (NGiNX & Apache (httpd-asiabsdcon2015.pdf), OpenSSL, iptables/nftables, systemd, BIND, Postfix, Docker etc.)

OpenBSD -- the cleanest kernel, the cleanest userland and the cleanest config

Users:

/etc/sudoers(.d)
/etc/passwd
useradd
usermod
userdel -r
passwd

Groups:

/etc/group

These examples all live in a default server block in your httpd.conf(5).

server "default" {
	listen on * port 80
	... # all the location blocks can together right here
}

We'll be using slowcgi(8) as the example, because with the -d flag it helpfully spits out the FastCGI environment it got from httpd(8) and what it's planning to do with that.

STATUS: FULLY FUNCTIONAL

Ruby on Rails/Puma:

httpd:

https://mystaticsite.com => OK

RHCSA ⛑

Understand And Use Essential Tools 🔨

Using grep and regex 🔍

grep is a program for finding mathing patterns, it will look for context of a files or stdin.
grep error /var/log/server.log will print all the errors in a file.
find . -name *.txt | grep temp will print all the .txt file with temp in it.

Flags:

	#!/bin/sh
	# Based on https://www.vultr.com/docs/install-wireguard-vpn-server-on-openbsd-7-0/
	# Usage:
	# doas ./wireguard.sh
	# Get OpenBSD VPS at https://t.me/convectixbot

	# idempotent tee
	itee() {
	cp $1 $1.bak
	while read line;

	VMware vSphere 6 Enterprise Plus
	1C20K-4Z214-H84U1-T92EP-92838
	1A2JU-DEH12-48460-CT956-AC84D
	MC28R-4L006-484D1-VV8NK-C7R58
	5C6TK-4C39J-48E00-PH0XH-828Q4
	4A4X0-69HE3-M8548-6L1QK-1Y240

	VMware vSphere with Operations Management 6 Enterprise
	4Y2NU-4Z301-085C8-M18EP-2K8M8
	1Y48R-0EJEK-084R0-GK9XM-23R52

	# $OpenBSD: smtpd.conf,v 1.9 2016/05/03 18:43:45 jung Exp $

	# tables
	table aliases file:/etc/mail/aliases
	table domains file:/etc/mail/domains
	table passwd file:/etc/mail/passwd
	table secrets file:/etc/mail/secrets

	table deny db:/etc/mail/deny.db
	table receip db:/etc/mail/receip.db

	# $OpenBSD: httpd.conf,v 1.20 2018/06/13 15:08:24 reyk Exp $

	chroot "/zfs/videos"
	logdir "/var/log"

	server "*" {
	listen on 10.0.100.20 port 8442
	tcp nodelay
	tcp sack
	tcp socket buffer 65536