SignageWithAlpineLinux: Unterschied zwischen den Versionen

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setup-devd
setup-devd


=== setup viewer ===
=== setup windowmanager ===
* install window manager
* install window manager
apk add seatd wlr-randr mesa-dri-gallium sway
apk add seatd wlr-randr mesa-dri-gallium sway
apk add wlr-randr chromium wtype
apk add wlr-randr wtype

* start seatd on boot and add "sign" to its group
* start seatd on boot and add "sign" to its group
rc-service seatd start
rc-service seatd start
rc-update add seatd default
rc-update add seatd default
adduser sign seat # grant sign access to seatd
adduser sign seat # grant sign access to seatd

* copy and edit sway config for user "sign"
* copy and edit sway config for user "sign"
mkdir -p /home/sign/.config/sway
mkdir -p /home/sign/.config/sway
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output HDMI-A-1 mode 1920x1080
output HDMI-A-1 mode 1920x1080
exec /home/sign/swaystart.sh &" >> ~/.config/sway/config
exec /home/sign/swaystart.sh &" >> ~/.config/sway/config
touch /home/sign/swaystart.sh

* setup autostart for user "sign"
* setup autostart for user "sign"
echo "#!/bin/sh
echo "#!/bin/sh
su -c /home/sign/autostart.sh - sign &" > /etc/local.d/user-sign.start
su -c /home/sign/autostart.sh - sign &" > /etc/local.d/user-sign.start
rc-update add local default
rc-update add local default

* autostart sway on boot
echo "#!/bin/sh
sway &" > /home/sign/autostart.sh

* fix file permissions
chmod +x /home/sign/autostart.sh
chmod +x /home/sign/swaystart.sh

* configure XDG_RUNTIME_DIR
* configure XDG_RUNTIME_DIR
echo "if test -z "${XDG_RUNTIME_DIR}"; then
echo "if test -z "${XDG_RUNTIME_DIR}"; then
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fi
fi
fi" > /home/sign/.profile
fi" > /home/sign/.profile

* autostart chromium inside sway on boot
=== setup browser (chromium) ===
echo "#!/bin/sh
You can use pretty much any browser that supports wayland. The default is chromium.
sway" > /home/sign/autostart.sh
* install and autostart chromium
apk add chromium

echo "#!/bin/sh
echo "#!/bin/sh
chromium-browser --kiosk -incognito \
chromium-browser --kiosk -incognito \
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WAYLAND_DISPLAY=wayland-1 wtype -P F5
WAYLAND_DISPLAY=wayland-1 wtype -P F5
done" > /home/sign/swaystart.sh
done" > /home/sign/swaystart.sh

* fix file permissions
=== setup browser (falkon) ===
chmod +x /home/sign/autostart.sh
In case you don't want to use chromium you can also use another browser. For instance falkon.
chmod +x /home/sign/swaystart.sh
* install and autostart falkon
apk add falkon

echo "#!/bin/sh
falkon -e -i -f https://example.com &
while true; do
# after a while all browsers begin to stutter. Here is a crude fix
sleep 600
WAYLAND_DISPLAY=wayland-1 wtype -P F5
done" > /home/sign/swaystart.sh


=== setup SPN viewer ===
=== setup SPN viewer ===

Version vom 10. April 2023, 21:28 Uhr

Signage with Alpine linux on the raspberry pi

setup image

  • Format SD-Card as FAT32 with a MSDOS partition table
  • Grab the base file system from the alpine linux website (pick aarch64)
  • Mount new partition and unzip archive directly to SDcard
  • umount and plug SDcard into raspberry pi
  • boot and log in as "root" without entering a password
  • Make sure the raspberry-pi is connected to the internet

prepare base system

  • start "setup-alpine"
  • Agree to install on /dev/mmcblk0p1
  • install as "sys"
  • add user e.g. "sign"
  • reboot the system
  • (optional) continue via SSH
  • apk update
  • apk add nano
  • nano /etc/apk/repositories and uncomment the community repository
  • apk update

setup base system

  • apk add screen
  • add file boot/usercfg.txt with the following content
disable_overscan=1
dtoverlay=vc4-kms-v3d
gpu_mem=128
  • (optional) switch to udev
setup-devd

setup windowmanager

  • install window manager
apk add seatd wlr-randr mesa-dri-gallium sway
apk add wlr-randr wtype
  • start seatd on boot and add "sign" to its group
rc-service seatd start
rc-update add seatd default
adduser sign seat # grant sign access to seatd
  • copy and edit sway config for user "sign"
mkdir -p /home/sign/.config/sway
cp /etc/sway/config /home/sign/.config/sway
echo "
# hide cursor
seat seat0 hide_cursor 8000
# force fullhd
output HDMI-A-1 mode 1920x1080
exec /home/sign/swaystart.sh &" >> ~/.config/sway/config
touch /home/sign/swaystart.sh
  • setup autostart for user "sign"
echo "#!/bin/sh
su -c /home/sign/autostart.sh - sign &" > /etc/local.d/user-sign.start
rc-update add local default
  • autostart sway on boot
echo "#!/bin/sh
sway &" > /home/sign/autostart.sh
  • fix file permissions
chmod +x /home/sign/autostart.sh
chmod +x /home/sign/swaystart.sh
  • configure XDG_RUNTIME_DIR
echo "if test -z "${XDG_RUNTIME_DIR}"; then
  export XDG_RUNTIME_DIR=/tmp/$(id -u)-runtime-dir
  if ! test -d "${XDG_RUNTIME_DIR}"; then
    mkdir "${XDG_RUNTIME_DIR}"
    chmod 0700 "${XDG_RUNTIME_DIR}"
  fi
fi" > /home/sign/.profile

setup browser (chromium)

You can use pretty much any browser that supports wayland. The default is chromium.

  • install and autostart chromium
apk add chromium
echo "#!/bin/sh
chromium-browser --kiosk -incognito \
--enable-features=UseOzonePlatform --ozone-platform=wayland \
--start-fullscreen --noerrdialogs --disable-infobars --disk-cache-dir=/dev/null \
--disk-cache-size=1 'https://example.com' &
while true; do
  # after a while all browsers begin to stutter. Here is a crude fix
  sleep 600
  WAYLAND_DISPLAY=wayland-1 wtype -P F5
done" > /home/sign/swaystart.sh

setup browser (falkon)

In case you don't want to use chromium you can also use another browser. For instance falkon.

  • install and autostart falkon
apk add falkon
echo "#!/bin/sh
falkon -e -i -f https://example.com &
while true; do
  # after a while all browsers begin to stutter. Here is a crude fix
  sleep 600
  WAYLAND_DISPLAY=wayland-1 wtype -P F5
done" > /home/sign/swaystart.sh

setup SPN viewer

apk add font-noto-emoji # for snake emojis