raspiblitz/home.admin/config.scripts/blitz.display.sh
2022-02-13 13:23:34 +01:00

469 lines
No EOL
16 KiB
Bash
Executable file

#!/bin/bash
# command info
if [ $# -eq 0 ] || [ "$1" = "-h" ] || [ "$1" = "-help" ]; then
echo "# make changes to the LCD screen"
echo
echo "# all commands need to run as root or with sudo"
echo "# blitz.display.sh image [path]"
echo "# blitz.display.sh qr [datastring]"
echo "# blitz.display.sh qr-console [datastring]"
echo "# blitz.display.sh hide"
echo
echo "# sudo blitz.display.sh rotate [on|off]"
echo "# sudo blitz.display.sh test-lcd-connect"
echo "# sudo blitz.display.sh set-display [hdmi|lcd|headless]"
exit 1
fi
# 1. Parameter: lcd command
command=$1
# its OK if its not exist yet
source /home/admin/raspiblitz.info
source /mnt/hdd/raspiblitz.conf 2>/dev/null
# check if LCD (/dev/fb1) or HDMI (/dev/fb0)
# see https://github.com/rootzoll/raspiblitz/pull/1580
# but basically this just says if the driver for GPIO LCD is installed - not if connected
fb1Exists=$(ls /dev/fb1 2>/dev/null | grep -c "/dev/fb1")
###################
# QR CODE KONSOLE
# fallback if no LCD is available
###################
if [ "${command}" == "qr-console" ]; then
datastring=$2
if [ ${#datastring} -eq 0 ]; then
echo "error='missing second parameter - see help'"
exit 1
fi
whiptail --title "Get ready" --backtitle "QR-Code in Terminal Window" --msgbox "Make this terminal window as large as possible - fullscreen would be best. \n\nThe QR-Code might be too large for your display. In that case, shrink the letters by pressing the keys Ctrl and Minus (or Cmd and Minus if you are on a Mac) \n\nPRESS ENTER when you are ready to see the QR-code." 15 60
clear
qrencode -t ANSI256 ${datastring}
echo "(To shrink QR code: macOS press CMD- / LINUX press CTRL-) Press ENTER when finished."
read key
clear
exit 0
fi
###########################################################################
# All below here - needs to be run as root user or called with sudo
if [ "$EUID" -ne 0 ]; then
echo "error='run as root'"
exit 1
fi
###################
# IMAGE
###################
if [ "${command}" == "image" ]; then
imagePath=$2
if [ ${#imagePath} -eq 0 ]; then
echo "error='missing second parameter - see help'"
exit 1
else
# test the image path - if file exists
if [ -f "$imagePath" ]; then
echo "# OK - file exists: ${imagePath}"
else
echo "error='file does not exist'"
exit 1
fi
fi
# see https://github.com/rootzoll/raspiblitz/pull/1580
if [ ${fb1Exists} -eq 1 ] ; then
# LCD
fbi -a -T 1 -d /dev/fb1 --noverbose ${imagePath} 2> /dev/null
else
# HDMI
fbi -a -T 1 -d /dev/fb0 --noverbose ${imagePath} 2> /dev/null
fi
exit 0
fi
###################
# QR CODE
###################
if [ "${command}" == "qr" ]; then
datastring=$2
if [ ${#datastring} -eq 0 ]; then
echo "error='missing second parameter - see help'"
exit 1
fi
qrencode -l L -o /var/cache/raspiblitz/qr.png "${datastring}" > /dev/null
# see https://github.com/rootzoll/raspiblitz/pull/1580
if [ ${fb1Exists} -eq 1 ] ; then
# LCD
fbi -a -T 1 -d /dev/fb1 --noverbose /var/cache/raspiblitz/qr.png 2> /dev/null
else
# HDMI
fbi -a -T 1 -d /dev/fb0 --noverbose /var/cache/raspiblitz/qr.png 2> /dev/null
fi
exit 0
fi
###################
# HIDE
###################
if [ "${command}" == "hide" ]; then
killall -3 fbi
rm /var/cache/raspiblitz/qr.png 2> /dev/null
exit 0
fi
##################
# ROTATE
# see issue: https://github.com/rootzoll/raspiblitz/issues/681
###################
if [ "${command}" == "rotate" ]; then
# TURN ROTATE ON (the new default)
if [ "$2" = "1" ] || [ "$2" = "on" ]; then
# change rotation config
echo "# Turn ON: LCD ROTATE"
sed -i "s/^dtoverlay=.*/dtoverlay=waveshare35a:rotate=90/g" /boot/config.txt
rm /etc/X11/xorg.conf.d/40-libinput.conf >/dev/null
/home/admin/config.scripts/blitz.conf.sh set lcdrotate 1
echo "# OK - a restart is needed: sudo shutdown -r now"
# TURN ROTATE OFF
elif [ "$2" = "0" ] || [ "$2" = "off" ]; then
# change rotation config
echo "#Turn OFF: LCD ROTATE"
sed -i "s/^dtoverlay=.*/dtoverlay=waveshare35a:rotate=270/g" /boot/config.txt
# if touchscreen is on
if [ "${touchscreen}" = "1" ]; then
echo "# also rotate touchscreen ..."
cat << EOF | sudo tee /etc/X11/xorg.conf.d/40-libinput.conf >/dev/null
Section "InputClass"
Identifier "libinput touchscreen catchall"
MatchIsTouchscreen "on"
Option "CalibrationMatrix" "0 1 0 -1 0 1 0 0 1"
MatchDevicePath "/dev/input/event*"
Driver "libinput"
EndSection
EOF
fi
# update raspiblitz conf
/home/admin/config.scripts/blitz.conf.sh set lcdrotate 0
echo "OK - a restart is needed: sudo shutdown -r now"
else
echo "error='missing second parameter - see help'"
exit 1
fi
exit 0
fi
###################
# TEST LCD CONNECT
# only tested on RaspiOS 64-bit with RaspberryPi 4
# https://github.com/rootzoll/raspiblitz/issues/1265#issuecomment-813660030
###################
if [ "${command}" == "test-lcd-connect" ]; then
echo "# IMPORTANT --> just gives correct value first time called after boot"
source <(sudo python /home/admin/config.scripts/blitz.gpio.py in 17)
if [ "${pinValue}" == "1" ]; then
echo "gpioLcdConnected=1"
elif [ "${pinValue}" == "0" ]; then
echo "gpioLcdConnected=0"
else
echo "# FAIL: only works on raspiOS 64-bit & RaspberryPi 4"
echo "# test directly with --> sudo python /home/admin/config.scripts/blitz.gpio.py in 17"
echo "err='detection not possible'"
exit 1
fi
exit 0
fi
#######################################
# DISPLAY TYPED INSTALLS & UN-INSTALLS
# HDMI is the default - every added
# displayClass needs a install function
# and a uninstall function back to HDMI
#######################################
function install_hdmi() {
echo "# hdmi install ... set framebuffer width/height"
#sed -i "s/^#framebuffer_width=.*/framebuffer_width=480/g" /boot/config.txt
#sed -i "s/^#framebuffer_height=.*/framebuffer_height=320/g" /boot/config.txt
}
function uninstall_hdmi() {
echo "# hdmi uninstall ... reset framebuffer width/height"
#sed -i "s/^framebuffer_width=.*/#framebuffer_width=480/g" /boot/config.txt
#sed -i "s/^framebuffer_height=.*/#framebuffer_height=320/g" /boot/config.txt
}
function install_lcd() {
if [ "${baseimage}" = "raspios_arm64" ] || [ "${baseimage}" = "debian_rpi64" ]; then
echo "# INSTALL 64bit LCD DRIVER"
# set font
sed -i "s/^CHARMAP=.*/CHARMAP=\"UTF-8\"/" /etc/default/console-setup
sed -i "s/^CODESET=.*/CODESET=\"guess\"/" /etc/default/console-setup
sed -i "s/^FONTFACE=.*/FONTFACE=\"TerminusBoldVGA\"/" /etc/default/console-setup
sed -i "s/^FONTSIZE=.*/FONTSIZE=\"8x16\"/" /etc/default/console-setup
# hold bootloader
sudo apt-mark hold raspberrypi-bootloader
# Downloading LCD Driver from Github
cd /home/admin/
sudo -u admin git clone https://github.com/tux1c/wavesharelcd-64bit-rpi.git
sudo -u admin chmod -R 755 wavesharelcd-64bit-rpi
sudo -u admin chown -R admin:admin wavesharelcd-64bit-rpi
cd /home/admin/wavesharelcd-64bit-rpi
sudo -u admin git reset --hard 5a206a7 || exit 1
sudo -u admin /home/admin/config.scripts/blitz.git-verify.sh \
'GitHub' 'https://github.com/web-flow.gpg' '4AEE18F83AFDEB23' || exit 1
# customized from https://github.com/tux1c/wavesharelcd-64bit-rpi/blob/master/install.sh
# prepare X11
mkdir -p /etc/X11/xorg.conf.d
mv /etc/X11/xorg.conf.d/40-libinput.conf /home/admin/wavesharelcd-64bit-rpi/40-libinput.conf 2>/dev/null
cp -rf ./99-calibration.conf /etc/X11/xorg.conf.d/99-calibration.conf
# sudo cp -rf ./99-fbturbo.conf /etc/X11/xorg.conf.d/99-fbturbo.conf # there is no such file
# add waveshare mod
cp ./waveshare35a.dtbo /boot/overlays/
# modify /boot/config.txt
sed -i "s/^hdmi_force_hotplug=.*//g" /boot/config.txt
sed -i '/^hdmi_group=/d' /boot/config.txt 2>/dev/null
sed -i "/^hdmi_mode=/d" /boot/config.txt 2>/dev/null
#sed -i "s/^#framebuffer_width=.*/framebuffer_width=480/g" /boot/config.txt
#sed -i "s/^#framebuffer_height=.*/framebuffer_height=320/g" /boot/config.txt
#echo "hdmi_force_hotplug=1" >> /boot/config.txt
sed -i "s/^dtparam=i2c_arm=.*//g" /boot/config.txt
# echo "dtparam=i2c_arm=on" >> /boot/config.txt --> this is to be called I2C errors - see: https://github.com/rootzoll/raspiblitz/issues/1058#issuecomment-739517713
# don't enable SPI and UART ports by default
# echo "dtparam=spi=on" >> /boot/config.txt
# echo "enable_uart=1" >> /boot/config.txt
sed -i "s/^dtoverlay=.*//g" /boot/config.txt
echo "dtoverlay=waveshare35a:rotate=90" >> /boot/config.txt
# modify cmdline.txt
modification="dwc_otg.lpm_enable=0 quiet fbcon=map:10 fbcon=font:ProFont6x11 logo.nologo"
containsModification=$(grep -c "${modification}" /boot/cmdline.txt)
if [ ${containsModification} -eq 0 ]; then
echo "# adding modification to /boot/cmdline.txt"
cmdlineContent=$(cat /boot/cmdline.txt)
echo "${cmdlineContent} ${modification}" > /boot/cmdline.txt
else
echo "# /boot/cmdline.txt already contains modification"
fi
containsModification=$(grep -c "${modification}" /boot/cmdline.txt)
if [ ${containsModification} -eq 0 ]; then
echo "# FAIL: was not able to modify /boot/cmdline.txt"
echo "err='ended unclear state'"
exit 1
fi
# touch screen calibration
apt-get install -y xserver-xorg-input-evdev
cp -rf /usr/share/X11/xorg.conf.d/10-evdev.conf /usr/share/X11/xorg.conf.d/45-evdev.conf
# TODO manual touchscreen calibration option
# https://github.com/tux1c/wavesharelcd-64bit-rpi#adapting-guide-to-other-lcds
# set font that fits the LCD screen
# https://github.com/rootzoll/raspiblitz/issues/244#issuecomment-476713706
# there can be a different font for different types of LCDs with using the displayType parameter in the future
setfont /usr/share/consolefonts/Uni3-TerminusBold16.psf.gz
echo "# OK install of LCD done ... reboot needed"
else
echo "err='baseimage not supported'"
exit 1
fi
}
function uninstall_lcd() {
if [ "${baseimage}" = "raspios_arm64" ] || [ "${baseimage}" = "debian_rpi64" ]; then
echo "# UNINSTALL 64bit LCD DRIVER"
# hold bootloader
apt-mark hold raspberrypi-bootloader
# make sure xinput-calibrator is installed
apt-get install -y xinput-calibrator
# remove modifications of config.txt
sed -i '/^hdmi_force_hotplug=/d' /boot/config.txt 2>/dev/null
sed -i '/^hdmi_group=/d' /boot/config.txt 2>/dev/null
sed -i "/^hdmi_mode=/d" /boot/config.txt 2>/dev/null
sed -i "s/^dtoverlay=.*//g" /boot/config.txt 2>/dev/null
#sed -i "s/^framebuffer_width=.*/#framebuffer_width=480/g" /boot/config.txt
#sed -i "s/^framebuffer_height=.*/#framebuffer_height=320/g" /boot/config.txt
echo "hdmi_group=1" >> /boot/config.txt
echo "hdmi_mode=3" >> /boot/config.txt
echo "dtoverlay=pi3-disable-bt" >> /boot/config.txt
echo "dtoverlay=disable-bt" >> /boot/config.txt
# remove modification of cmdline.txt
sed -i "s/ dwc_otg.lpm_enable=0 quiet fbcon=map:10 fbcon=font:ProFont6x11 logo.nologo//g" /boot/cmdline.txt
# un-prepare X11
mv /home/admin/wavesharelcd-64bit-rpi/40-libinput.conf /etc/X11/xorg.conf.d/40-libinput.conf 2>/dev/null
rm -rf /etc/X11/xorg.conf.d/99-calibration.conf
# remove github code of LCD drivers
rm -r /home/admin/wavesharelcd-64bit-rpi
echo "# OK uninstall LCD done ... reboot needed"
else
echo "err='baseimage not supported'"
exit 1
fi
}
function install_headless() {
if [ "${baseimage}" = "raspios_arm64" ]|| [ "${baseimage}" = "debian_rpi64" ]; then
modificationExists=$(cat /etc/systemd/system/getty@tty1.service.d/autologin.conf | grep -c "autologin pi")
if [ "${modificationExists}" == "1" ]; then
echo "# deactivating auto-login of pi user"
# set Raspi to deactivate auto-login (will delete /etc/systemd/system/getty@tty1.service.d/autologin.conf)
raspi-config nonint do_boot_behaviour B1
else
echo "# auto-login of pi user is already deactivated"
fi
elif [ "${baseimage}" = "dietpi" ]; then
# TODO make switch between headless & HDMI possible
echo "# TODO: reverse HDMI mode if set before"
echo "# headless is already the default mode"
elif [ "${baseimage}" = "ubuntu" ] || [ "${baseimage}" = "armbian" ]; then
# TODO make switch between headless & HDMI possible
echo "# TODO: reverse HDMI mode if set before"
echo "# headless is already the default mode"
else
echo "err='baseimage not supported'"
exit 1
fi
}
function uninstall_headless() {
if [ "${baseimage}" = "raspios_arm64" ] || [ "${baseimage}" = "debian_rpi64" ]; then
# activate auto-login
raspi-config nonint do_boot_behaviour B2
modificationExists=$(cat /etc/systemd/system/getty@tty1.service.d/autologin.conf | grep -c "autologin pi")
if [ "${modificationExists}" == "0" ]; then
echo "# activating auto-login of pi user again"
# set Raspi to boot up automatically with user pi
# https://www.raspberrypi.org/forums/viewtopic.php?t=21632
bash -c "echo '[Service]' >> /etc/systemd/system/getty@tty1.service.d/autologin.conf"
bash -c "echo 'ExecStart=' >> /etc/systemd/system/getty@tty1.service.d/autologin.conf"
bash -c "echo 'ExecStart=-/sbin/agetty --autologin pi --noclear %I 38400 linux' >> /etc/systemd/system/getty@tty1.service.d/autologin.conf"
else
echo "# auto-login of pi user already active"
fi
elif [ "${baseimage}" = "dietpi" ]; then
# set DietPi to boot up automatically with user pi (for the LCD)
# requires AUTO_SETUP_AUTOSTART_TARGET_INDEX=7 in the dietpi.txt
# /DietPi/dietpi/dietpi-autostart overwrites /etc/systemd/system/getty@tty1.service.d/dietpi-autologin.conf on reboot
sed -i 's/agetty --autologin root %I $TERM/agetty --autologin pi --noclear %I 38400 linux/' /DietPi/dietpi/dietpi-autostart
elif [ "${baseimage}" = "ubuntu" ] || [ "${baseimage}" = "armbian" ]; then
modificationExists=$(cat /lib/systemd/system/getty@.service | grep -c "autologin pi")
if [ "${modificationExists}" == "0" ]; then
bash -c "echo '[Service]' >> /lib/systemd/system/getty@.service"
bash -c "echo 'ExecStart=' >> /lib/systemd/system/getty@.service"
bash -c "echo 'ExecStart=-/sbin/agetty --autologin pi --noclear %I 38400 linux' >> /lib/systemd/system/getty@.service"
else
echo "# auto-login of pi user already active"
fi
else
echo "err='baseimage not supported'"
exit 1
fi
}
###################
# SET DISPLAY TYPE
###################
if [ "${command}" == "set-display" ]; then
# Make sure needed packages are installed
if [ $(dpkg-query -l | grep "ii fbi" | wc -l) = 0 ]; then
sudo apt-get install fbi -y > /dev/null
fi
if [ $(dpkg-query -l | grep "ii qrencode" | wc -l) = 0 ]; then
sudo apt-get install qrencode -y > /dev/null
fi
paramDisplayClass=$2
paramDisplayType=$3
echo "# blitz.display.sh set-display ${paramDisplayClass} ${paramDisplayType}"
echo "baseimage(${baseimage})"
# check if started with sudo
if [ "$EUID" -ne 0 ]; then
echo "error='missing sudo'"
exit 1
fi
# check if display class parameter is given
if [ "${baseimage}" == "" ]; then
echo "err='missing baseimage info'"
exit 1
fi
# check if display class parameter is given
if [ "${paramDisplayClass}" == "" ]; then
echo "err='missing parameter'"
exit 1
fi
echo "# old(${displayClass})"
echo "# new(${paramDisplayClass})"
if [ "${paramDisplayClass}" == "hdmi" ] || [ "${paramDisplayClass}" == "lcd" ] || [ "${paramDisplayClass}" == "headless" ]; then
# uninstall old state
uninstall_$displayClass
# install new state
install_$paramDisplayClass
else
echo "err='unknown parameter'"
exit 1
fi
# mark new display class in config (if exist)
/home/admin/config.scripts/blitz.conf.sh set displayClass ${paramDisplayClass}
sed -i "s/^displayClass=.*/displayClass=${paramDisplayClass}/g" /home/admin/raspiblitz.info
exit 0
fi
# unknown command
echo "error='unknown command'"
exit 1