Damean andramalech

1. Environmental information

OS: Ubuntu 20.04.2 LTS (GNU/Linux 5.8.0-59-generic x86_64)
Network: 192.168.xxx.0/24
Ubuntu multipass host machine IP: 192.168.xxx.yyy(static IP)
NIC: enp2s0(bridge host NIC)
Bridge NIC:br0

2. Prerequisites

Video by MetalMusings https://www.youtube.com/watch?v=NQ-HnrusGJo
Linked LinuxCNC Forum Post https://forum.linuxcnc.org/10-advanced-configuration/42048-notes-from-installation-of-ethercat-on-raspberry-pi-4

The folowing is a writup from Hakans forum post!

RPi Setup

Download & Write image to SD card: www.linuxcnc.org/iso/linuxcnc-2.8.1-pi4.zip
Configure Wifi via wpa_supplicant.conf
Put SD card into RPi and verify that RT-PREEMT Kernel is running: uname -a
Update everything and reboot: sudo apt update && sudo apt upgrade && sudo reboot

Proxmox - SPICE client setup for MacOS

Install a working (and compiled) version of virt-viewer. You may view the homebrew package's upstream source on GitHub.
```
brew tap jeffreywildman/homebrew-virt-manager
brew install virt-viewer
```
Once that's installed should be able make a call remote-viewer with a pve-spice.vv file downloaded from proxmox web interface

Running Linux and Windows on M1 with QEMU

30.11.2020: Updated with the new patchseries and instructions for Windows

02.12.2020: Added tweaks

08.12.2020: Updated with patchseries v4

31.01.2020: Updated with patchseries v6

WireGuard Site-to-Site

Accessing a subnet that is behind a WireGuard client using a site-to-site setup

Problem Summary

We want to access a local subnet remotely, but it is behind a NAT firewall and we can't setup port forwarding. Outgoing connections work, but all incoming connections get DROPPED by the ISP's routing policy.

	var str = msg.payload;
	var buf = [];

	for (var i=0, l = str.length; i < l; i++) {
	var ascii = str.charCodeAt(i);
	buf.push(ascii);
	}
	buf.push(255);
	buf.push(255);
	buf.push(255);

	I woke up, started my laptop, and I got laptop poweroff just after booting. My Carbon X1 (7th generation) is only 2 months
	old. Not really best way to start a day.

	Solution:

	1. Power off your lap top
	2. Find this little reset button on the bottom of your laptop
	3. Hold for five seconds let go; plug laptop back
	4. Hit power button

	#cloud-config
	package_upgrade: true

	ssh_authorized_keys:
	- <your key>

	packages:
	- apt-transport-https
	- ca-certificates
	- curl

	adminer_container:
	image: adminer:latest
	environment:
	ADMINER_DEFAULT_SERVER: thomasd_ignitionDev_db # Docker Compose db name
	ADMINER_DESIGN: galkaev
	ports:
	- 21080:8080 # change port

	#!/bin/bash
	echo "Password for Samba User 'snippets':"
	read -s smb_password_snippets
	echo "Password for S3 User 'admin':"
	read -s s3_password_admin
	echo "Password for S3 User 'dev' (min-length: 8):"
	read -s s3_password_dev
	echo "Password for S3 User 'api' (min-length: 8):"
	read -s s3_password_api
	wget -O /usr/local/bin/minio https://dl.min.io/server/minio/release/linux-amd64/minio