Ian Scrivener ianscrivener

## Install whatever node.js version on raspberry pi, inclusing armv6l
#Download from https://unofficial-builds.nodejs.org/download/release/ the appropriate build for armv6l, example https://unofficial-builds.nodejs.org/download/release/v18.9.1/node-v18.9.1-linux-armv6l.tar.gz
wget https://unofficial-builds.nodejs.org/download/release/v18.9.1/node-v18.9.1-linux-armv6l.tar.gz
tar -xzf node-v18.9.1-linux-armv6l.tar.gz
cd node-v18.9.1-linux-armv6l
sudo cp -R * /usr/local
node -v

## remove-systemctl-service.sh
sudo systemctl stop [servicename]
sudo systemctl disable [servicename]
#rm /etc/systemd/system/[servicename]
#rm /etc/systemd/system/[servicename] symlinks that might be related
sudo systemctl daemon-reload
sudo systemctl reset-failed

## mqtt-relayon.py
from time import sleep
import ssl
import json
import os
from paho.mqtt.client import Client

username = "your VRM email"
password = "your VRM pasword"
portal_id = "your VRM portal ID"

## provision_ubuntu2004_qemu_macosx.sh
#!/usr/bin/env bash
#Install brew and qemu + cloud init metadata dependencies
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
brew install qemu
brew install cdrtools

rm -rf /tmp/ubuntuqemuboot

#download Ubuntu 20.04 Cloud Image and resize to 30 Gigs
mkdir -p /tmp/ubuntuqemuboot/images

## microk8s.ps1
# Enable Hyper-V feature (reboot needed)
#### Install Multipass from  https://github.com/CanonicalLtd/multipass/releases/
#### Create your Ubuntu LTS VM (on your Hyper-V / Virtualbox machine)
multipass launch --cpus 2 --mem 2G --name microk8s --disk 40G
# Update & upgrade
multipass exec microk8s -- sudo apt-get -y update
multipass exec microk8s -- sudo apt-get -y upgrade
multipass exec microk8s -- sudo apt -y autoremove
# getting rid of "nano" as default editor
multipass exec microk8s -- sudo update-alternatives --set editor /usr/bin/vim.basic

## user-data
#cloud-config
# vim: syntax=yaml
#

# The current version of cloud-init in the Hypriot rpi-64 is 0.7.9
# When dealing with cloud-init, it is SUPER important to know the version
# I have wasted many hours creating servers to find out the module I was trying to use wasn't in the cloud-init version I had
# Documentation: http://cloudinit.readthedocs.io/en/0.7.9/index.html

# Set your hostname here, the manage_etc_hosts will update the hosts file entries as well

## cloud-init.yml
#cloud-config
package_upgrade: true
packages:
  - zsh
  - tmux
  - nmap
  - curl
  - wget
  - git
  - htop

## cloud-init.yaml
#cloud-config

package_update: true
package_upgrade: true
package_reboot_if_required: true

manage-resolv-conf: true
resolv_conf:
  nameservers:
    - '8.8.8.8'

## calc_ndvi_gdal.py
from osgeo import gdal
import numpy

g = gdal.Open ("baikal_subset.tif")
if g is None:
    raise IOError, "Couldn't open baikal_subset.tif"

b3 = g.GetRasterBand(3).ReadAsArray().astype(np.float32)
b4 = g.GetRasterBand(4).ReadAsArray().astype(np.float32)

## remove_gui_from_debian.sh
apt-get remove -y --purge x11-common
apt-get autoremove -y --purge
apt-get install -y deborphan
deborphan | xargs dpkg -P # do this a bunch of times
	#Download from https://unofficial-builds.nodejs.org/download/release/ the appropriate build for armv6l, example https://unofficial-builds.nodejs.org/download/release/v18.9.1/node-v18.9.1-linux-armv6l.tar.gz
	wget https://unofficial-builds.nodejs.org/download/release/v18.9.1/node-v18.9.1-linux-armv6l.tar.gz
	tar -xzf node-v18.9.1-linux-armv6l.tar.gz
	cd node-v18.9.1-linux-armv6l
	sudo cp -R * /usr/local
	node -v
	from time import sleep
	import ssl
	import json
	import os
	from paho.mqtt.client import Client

	username = "your VRM email"
	password = "your VRM pasword"
	portal_id = "your VRM portal ID"
	#!/usr/bin/env bash
	#Install brew and qemu + cloud init metadata dependencies
	/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
	brew install qemu
	brew install cdrtools

	rm -rf /tmp/ubuntuqemuboot

	#download Ubuntu 20.04 Cloud Image and resize to 30 Gigs
	mkdir -p /tmp/ubuntuqemuboot/images
	# Enable Hyper-V feature (reboot needed)
	#### Install Multipass from https://github.com/CanonicalLtd/multipass/releases/
	#### Create your Ubuntu LTS VM (on your Hyper-V / Virtualbox machine)
	multipass launch --cpus 2 --mem 2G --name microk8s --disk 40G
	# Update & upgrade
	multipass exec microk8s -- sudo apt-get -y update
	multipass exec microk8s -- sudo apt-get -y upgrade
	multipass exec microk8s -- sudo apt -y autoremove
	# getting rid of "nano" as default editor
	multipass exec microk8s -- sudo update-alternatives --set editor /usr/bin/vim.basic
	#cloud-config
	# vim: syntax=yaml
	#

	# The current version of cloud-init in the Hypriot rpi-64 is 0.7.9
	# When dealing with cloud-init, it is SUPER important to know the version
	# I have wasted many hours creating servers to find out the module I was trying to use wasn't in the cloud-init version I had
	# Documentation: http://cloudinit.readthedocs.io/en/0.7.9/index.html

	# Set your hostname here, the manage_etc_hosts will update the hosts file entries as well
	#cloud-config
	package_upgrade: true
	packages:
	- zsh
	- tmux
	- nmap
	- curl
	- wget
	- git
	- htop
	#cloud-config

	package_update: true
	package_upgrade: true
	package_reboot_if_required: true

	manage-resolv-conf: true
	resolv_conf:
	nameservers:
	- '8.8.8.8'
	from osgeo import gdal
	import numpy

	g = gdal.Open ("baikal_subset.tif")
	if g is None:
	raise IOError, "Couldn't open baikal_subset.tif"

	b3 = g.GetRasterBand(3).ReadAsArray().astype(np.float32)
	b4 = g.GetRasterBand(4).ReadAsArray().astype(np.float32)
	apt-get remove -y --purge x11-common
	apt-get autoremove -y --purge
	apt-get install -y deborphan
	deborphan \| xargs dpkg -P # do this a bunch of times