Prepare Ubuntu 20 Server

sudo apt update && sudo apt -y dist-upgrade

sudo dpkg-reconfigure cloud-init // deselect all

sudo apt purge cloud-init && \
sudo rm -rf {/var/lib/cloud,/etc/cloud} && \
sudo systemctl disable iscsid.service open-iscsi.service && \
sudo apt remove open-iscsi && \
sudo systemctl show -p WantedBy network-online.target

sudo mv /etc/netplan/00-installer-config.yaml /etc/netplan/01-netcfg.yaml && \
sudo nano /etc/netplan/01-netcfg.yaml && \
sudo netplan apply

network:
  version: 2
  ethernets:
    enp0s3:
#     optional: true
      dhcp4: true
      dhcp-identifier: mac

sudo nano /etc/netplan/00-installer-config-wifi.yaml && \
sudo netplan apply

network:
  version: 2
  wifis:
    wlan0:
#     optional: true
      access-points:
        SSID:
          password: "PASS"
      dhcp4: true
      dhcp-identifier: mac

# if need disabled IPv6
sudo nano /etc/default/grub && sudo update-grub
GRUB_CMDLINE_LINUX_DEFAULT="... ipv6.disable=1"

sudo apt install auditd glances bpytop bashtop && \
sudo sed -i "s|-b .*|## \0\n-b 15000|" /etc/audit/rules.d/audit.rules && \
sudo service auditd restart && sudo auditctl -s && sudo service auditd status

sudo nano /etc/sysctl.conf && sudo sysctl -p

# swappiness
vm.swappiness=10
vm.vfs_cache_pressure=1000

sudo systemctl reset-failed && \
sudo journalctl --rotate && \
sudo journalctl --vacuum-time=1s && \
sudo systemctl restart systemd-journald

Ubuntu OCTOPRINT (Python3)

sudo apt -y update && sudo apt -y dist-upgrade

sudo apt -y install net-tools wireless-tools network-manager rfkill git libyaml-dev build-essential i2c-tools acpi
// sudo apt -y install virtualbox-guest-additions-iso

AMD drivers

sudo add-apt-repository ppa:oibaf/graphics-drivers
sudo apt update && sudo apt dist-upgrade -qy

Intel drivers

sudo add-apt-repository ppa:sundar-nagarajan/cherrytux
sudo apt update && sudo apt dist-upgrade -qy
sudo apt install -qy intel-gpu-tools

Wi-Fi drivers

lspci -knn | grep Net -A2
sudo update-pciids

# BCM4312
sudo apt install firmware-b43-installer -y && sudo reboot now

sudo rfkill list all 
sudo rfkill unblock all

iwconfig

Buttery

# Battery status
# cat /sys/class/power_supply/axp288_fuel_gauge/capacity
upower -i $(upower -e | grep 'battery' || 'BAT') | grep -E "state|to\ full|percentage"

sudo nano /bin/charge && \
sudo chmod +x /bin/charge
#!/bin/bash
CH=$(acpi -b | grep -oP "(\d+(\.\d+)?(?=%))")
echo "$CH%"

# Intel ACPI Intrrupts
grep '' /sys/firmware/acpi/interrupts/*
crontab -e
@reboot echo "disable" > /sys/firmware/acpi/interrupts/gpe(?)

Screen

sudo bash -c 'echo "10" > /sys/class/backlight/intel_backlight/brightness'

Wi-Fi connection

sudo lshw -C network

nmcli d
nmcli r wifi on
nmcli d wifi list

sudo nano /usr/local/bin/wlan-connect.sh && sudo chmod +x /usr/local/bin/wlan-connect.sh

#!/bin/bash
nmcli -f in-use,ssid,bssid,signal,bars dev wifi && \
read -er -p 'SSID: ' WSSID && \
read -er -p 'PASS: ' WPASS && \
sudo nmcli d wifi connect "$WSSID" password "$WPASS" && \
nmcli d

wlan-connect.sh

# Old Wlan card
sudo wpa_cli -i wlan0 SCAN && \
sudo wpa_cli -i wlan0 SCAN_RESULTS

sudo wpa_cli -i wlan0 LIST_NETWORKS

Case settings (notebooks)

# man logind.conf 
sudo apt -y install pm-utils && \
sudo cp /etc/systemd/logind.conf /etc/systemd/logind.conf.back

# Wlan powersave off
sudo nano /etc/pm/power.d/wireless_power_management_off && \
sudo chown root:root /etc/pm/power.d/wireless_power_management_off && \
sudo chmod 700 /etc/pm/power.d/wireless_power_management_off
#!/bin/bash
/sbin/iwconfig wlan0 power off

sudo nano /etc/NetworkManager/conf.d/default-wifi-powersave-on.conf
[connection]
wifi.powersave = 2

sudo nano /etc/systemd/logind.conf

# do nothing then noteboock is closed
HandleLidSwitch=ignore

# set period backlight is off (sec)
sudo nano /etc/default/grub && sudo update-grub
GRUB_CMDLINE_LINUX_DEFAULT="... quiet consoleblank=300 acpi=strict"

sudo systemctl restart systemd-logind.service

OCTOPRINT install ( http://ip:5000 )

# Ubuntu 16

sudo apt-key adv --refresh-keys --keyserver keyserver.ubuntu.com
sudo apt -y install software-properties-common
sudo add-apt-repository ppa:deadsnakes/ppa
sudo apt update && \
sudo apt -y install python3.9 python3.9-distutils
// sudo apt remove python3.5-minimal -y
ln -sf /usr/bin/python3.9 /usr/local/bin/python3

curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py && \
python3.9 get-pip.py && \
rm get-pip.py

which python3 && python3 --version && pip -V

sudo apt -y install python3-pip python3-dev python3-setuptools python3-virtualenv python3-venv

sudo useradd -m -d /opt/octoprint -s /bin/bash octoprint && \
sudo usermod -a -G tty octoprint && \
sudo usermod -a -G dialout octoprint && \
sudo su - octoprint

virtualenv --python=/usr/bin/python3 venv3
source venv3/bin/activate
pip install pip --upgrade
pip install OctoPrint

# curl -LO https://bootstrap.pypa.io/get-pip.py && python get-pip.py --user
# python -m pip install --user --trusted-host files.pythonhosted.org --trusted-host pypi.org --trusted-host pypi.python.org --upgrade pip
# python -m pip install --user --trusted-host files.pythonhosted.org --trusted-host pypi.org --trusted-host pypi.python.org OctoPrint

deactivate && exit

OCTOPRINT actions

REBOOT: sudo shutdown -r now
SHUTDOWN: sudo shutdown -h now

sudo visudo -f /etc/sudoers.d/octoprint-shutdown

octoprint ALL=NOPASSWD:/sbin/shutdown
octo ALL=NOPASSWD:/sbin/shutdown

OCTORESTART: sudo service octoprint restart

sudo visudo -f /etc/sudoers.d/octoprint-service

octoprint ALL=NOPASSWD:/usr/sbin/service octoprint restart
octo ALL=NOPASSWD:/usr/sbin/service octoprint restart

octoprint.default

wget https://github.com/foosel/OctoPrint/raw/master/scripts/octoprint.default && \
sudo mv octoprint.default /etc/default/octoprint

sudo nano /etc/default/octoprint

OCTOPRINT_USER=octoprint
BASEDIR=/opt/octoprint/.octoprint
CONFIGFILE=/opt/octoprint/.octoprint/config.yaml
DAEMON=/opt/octoprint/venv3/bin/octoprint

octoprint.init

wget https://github.com/foosel/OctoPrint/raw/master/scripts/octoprint.init && \
sudo mv octoprint.init /etc/init.d/octoprint && \
sudo chmod +x /etc/init.d/octoprint && \
sudo update-rc.d octoprint defaults && \
sudo service octoprint start

OCTOPRINT CuraEngine Legacy - GIT

sudo apt install cura-engine

Path: /usr/bin/CuraEngine

OCTOPRINT Macro - GIT

HOME X Y Z

G28 ;Парковка
M84 ;Отключить моторы

HOME X Y

G28 X Y ;Парковка
M84 ;Отключить моторы

PID AUTOTUNE

G28 ;Парковка
G91 ;Относительные координаты
M83 ;Относительные координаты экструдера
M104 S220 ;Ожидание нагрева до 220 градусов
M109 S220 ;Удержание нагрева до 220 градусов
M106 S160 ;Включить обдув
G1 Z10 E-5 F4500 ;Поднять ось Z на 10 мм и ретракт
M400 ;Ожидание завершения
M303 E0 S230 C8 ;Калибровка экструдера
M106 S0 ;Выключить обдув
M303 E-1 S110 C8 ;Калибровка стола
M500 ;Сохранить в EEPROM
M82 ;Абсолютные координаты экструдера
G90 ;Абсолютные координаты
G28 ;Парковка
M84 ;Отключить моторы
M117 Done! ;Вывести текст
M300 S200 P1000 ;Проиграть звук

RETRACT

G28 ;Парковка
G91 ;Относительные координаты
M83 ;Относительные координаты экструдера
G0 Z5 F4500 ;Поднять ось Z на 5 мм
M104 S220 ;Ожидание нагрева до 220 градусов
M109 S220 ;Удержание нагрева до 220 градусов
G0 E-800 F300 ;Ретракт 800 мм со скоростью 300мм/м
M400 ;Ожидание завершения
M104 S0 ;Сброс температуры
G92 E0 ;Сброс длины
M82 ;Абсолютные координаты экструдера
G90 ;Абсолютные координаты
M117 Done! ;Вывести текст
M300 S200 P1000 ;Проиграть звук

EXTRUDE

G28 ;Парковка
G91 ;Относительные координаты
M83 ;Относительные координаты экструдера
G0 Z30 F4500 ;Поднять ось Z на 30 мм
M104 S220 ;Ожидание нагрева до 220 градусов
M109 S220 ;Удержание нагрева до 220 градусов
M300 S200 P100 ;Проиграть звук
M300 S200 P1000
G4 S10 ;Ожидание 10 секунд
G0 E800 F300 ;Выдавить 800 мм со скоростью 300мм/м
M400 ;Ожидание завершения
M104 S0 ;Сброс температуры
G92 E0 ;Сброс длины
M82 ;Абсолютные координаты экструдера
G90 ;Абсолютные координаты
M117 Done! ;Вывести текст
M300 S200 P1000 ;Проиграть звук

OCTOPRINT plugins shell install (example)

sudo su - octoprint

source venv/bin/activate
pip install "https://github.com/.../master.zip"
exit

OCTOPRINT Web-camera

sudo apt -y install snapd

sudo nano /etc/environment

... :/snap/bin

sudo snap install mjpg-streamer && sudo snap connect mjpg-streamer:camera
sudo apt -y install ffmpeg v4l-utils && sudo v4l2-ctl --list-devices

sudo nano /usr/local/bin/stream.sh && sudo chmod +x /usr/local/bin/stream.sh

#!/bin/bash
RESOLUTION="640x480"
FRAMERATE="25"
VIDEO="/dev/video0"
MJPG_WEB_ROOT="/tmp"
PORT="8080"
LISTEN="0.0.0.0"
DAEMON="mjpg_streamer"
case "$1" in
  start)
    mjpg-streamer -i "input_uvc.so -d $VIDEO -f $FRAMERATE -r $RESOLUTION -yuv -n -timestamp" -o "output_http.so -w $MJPG_WEB_ROOT -p $PORT"
  ;;
  stop)
    pkill -x ${DAEMON}
  ;;
esac

sudo nano /etc/systemd/system/stream.service

[Unit]
Description=Stream
After=network.target

[Service]
CPUWeight=50
CPUQuota=50%
IOWeight=50
MemorySwapMax=0
ExecStart=/usr/local/bin/stream.sh start
ExecStop=/usr/local/bin/stream.sh stop
Restart=on-failure

[Install]
WantedBy=default.target

sudo visudo -f /etc/sudoers.d/camera-service

octoprint ALL=NOPASSWD:/usr/sbin/service stream start
octoprint ALL=NOPASSWD:/usr/sbin/service stream restart
octoprint ALL=NOPASSWD:/usr/sbin/service stream stop
octo ALL=NOPASSWD:/usr/sbin/service stream start
octo ALL=NOPASSWD:/usr/sbin/service stream restart
octo ALL=NOPASSWD:/usr/sbin/service stream stop

sudo apt install jq
sudo nano /usr/local/bin/opower.sh && sudo chmod +x /usr/local/bin/opower.sh

#!/bin/bash
XDOM="http://192.168.0.0"
XNAME="admin"
XPASS="admin"
XURL="$XDOM/cm?user=$XNAME&password=$XPASS&cmnd="
if [ -z "$1" ]; then
  echo 'Need arguments!'
  exit 1
fi
xhr() {
  echo "$(curl ${XURL}${1} -s -H 'Accept: application/json' | jq '.POWER')"
}
RES=$(xhr "POWER")
if [[ ${RES,,} != *"${1,,}"* ]]; then
  xhr "POWER%20${1^^}"
else
  echo "Already ${1^^}..."
fi

sudo nano /opt/octoprint/.octoprint/config.yaml

system:
  actions:
  - name: CAMERA ENABLE
    action: CAMERA ENABLE
    command: sudo service stream start
    confirm: false
  - name: CAMERA DISABLE
    action: CAMERA DISABLE
    command: sudo service stream stop
    confirm: false
  - name: POWER ON
    action: POWER ON
    command: /usr/local/bin/opower.sh on
    confirm: false
  - name: POWER OFF
    action: POWER OFF
    command: /usr/local/bin/opower.sh off
    confirm: true

sudo systemctl daemon-reload && sudo reboot now

http://octoprint:8080/?action=stream
http://octoprint:8080/?action=snapshot

OCTOPRINT GCodes

BEFORE PRINT JOB STARTS

M300 S200 P100

AFTER PRINT JOB COMPLETES

M300 S200 P100

AFTER PRINT JOB IS CANCELLED

M84 ;Отключить двигатели
{% snippet 'disable_hotends' %}
{% snippet 'disable_bed' %}
M106 S0 ;Выключить обдув
G90 ;Абсолютные координаты
G28 X Y ;Парковка

AFTER PRINT JOB IS PAUSED

{% if pause_position.x is not none %}
G91 ;Относительные координаты
M83 ;Относительные координаты экструдера
G1 Z+5 E-5 F4500 ;Поднятие сопла и ретракт
M82 ;Абсолютные координаты экструдера
G90 ;Абсолютные координаты
G28 X Y ;Парковка
{% endif %}

BEFORE PRINT JOB IS RESUMED

{% if pause_position.x is not none %}
M83 ;Относительные координаты экструдера
G1 E-5 F4500 ;Ретракт
G1 E5 F4500 ;Возврат ретракта
M82 ;Абсолютные координаты экструдера
G90 ;Абсолютные координаты
G92 E{{ pause_position.e }} ;Возврат метража
G1 X{{ pause_position.x }} Y{{ pause_position.y }} Z{{ pause_position.z }} F4500 ;Возврат осей
{% if pause_position.f is not none %}G1 F{{ pause_position.f }}{% endif %} ;Возврат экструдера
{% endif %}

AFTER CONNECTION TO PRINTER IS ESTABLISHED

M501 ;Чтение EEPROM
M300 S200 P100

BEFORE CONNECTION TO PRINTER IS CLOSED

M300 S200 P100

Kiosk

sudo apt -y install --no-install-recommends chromium-browser && \
sudo apt -y install getty-run

sudo nano /lib/systemd/system/getty@.service

[Service]
...
ExecStart=-/sbin/agetty -a !!!USERNAME!!! --noclear %I $TERM
...

sudo apt -y install --no-install-recommends xserver-xorg x11-xserver-utils xinit openbox

sudo nano /etc/xdg/openbox/autostart

# Disable any form of screen saver
xset s off
# Disable screen blanking
xset s noblank
# Disable power management
xset -dpms
# Allow quitting the X server with CTRL-ATL-Backspace
setxkbmap -option terminate:ctrl_alt_bksp
setxkbmap -option startx:alt_x
# Start Chromium in kiosk mode
sed -i 's/"exited_cleanly":false/"exited_cleanly":true/' ~/.config/chromium/'Local State'
sed -i 's/"exited_cleanly":false/"exited_cleanly":true/; s/"exit_type":"[^"]\+"/"exit_type":"Normal"/' ~/.config/chromium/Default/Preferences
chromium-browser --disable-infobars --kiosk 'http://localhost:5000/'

cd && sudo nano .bash_profile

[[ -z $DISPLAY && $XDG_VTNR -eq 1 ]] && startx

Matrix screensaver

sudo apt -y install cmatrix && cd && sudo nano .bash_profile

if [ -n "$BASH_VERSION" ]; then
  if [ -f "$HOME/.bashrc" ]; then
    . "$HOME/.bashrc"
  fi
fi
[[ -z $DISPLAY && $XDG_VTNR -eq 1 ]] && ms

Alias for Kiosk and Matrix

sudo nano ~/.bash_aliases && source ~/.bashrc

alias ms='cmatrix -s -b'
alias xs='startx'

sudo nano ~/.bashrc

...
if [ -f ~/.bash_aliases ]; then
  . ~/.bash_aliases
fi

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README.md

README.md

Prepare Ubuntu 20 Server

Ubuntu OCTOPRINT (Python3)

AMD drivers

Intel drivers

Wi-Fi drivers

Buttery

Screen

Wi-Fi connection

Case settings (notebooks)

OCTOPRINT install ( http://ip:5000 )

OCTOPRINT actions

OCTOPRINT CuraEngine Legacy - GIT

OCTOPRINT Macro - GIT

OCTOPRINT plugins shell install (example)

OCTOPRINT Web-camera

OCTOPRINT GCodes

Kiosk

Matrix screensaver

Alias for Kiosk and Matrix

Files

README.md

Latest commit

History

README.md

File metadata and controls

Prepare Ubuntu 20 Server

Ubuntu OCTOPRINT (Python3)

AMD drivers

Intel drivers

Wi-Fi drivers

Buttery

Screen

Wi-Fi connection

Case settings (notebooks)

OCTOPRINT install ( http://ip:5000 )

OCTOPRINT actions

OCTOPRINT CuraEngine Legacy - GIT

OCTOPRINT Macro - GIT

OCTOPRINT plugins shell install (example)

OCTOPRINT Web-camera

OCTOPRINT GCodes

Kiosk

Matrix screensaver

Alias for Kiosk and Matrix