61 lines
2.2 KiB
Bash
61 lines
2.2 KiB
Bash
#!/usr/bin/env bash
|
|
###
|
|
# File: 30-configure_udev.sh
|
|
# Project: cont-init.d
|
|
# File Created: Friday, 12th January 2022 8:54:01 am
|
|
# Author: Josh.5 (jsunnex@gmail.com)
|
|
# -----
|
|
# Last Modified: Tuesday, 4th October 2022 11:20:48 am
|
|
# Modified By: Josh.5 (jsunnex@gmail.com)
|
|
###
|
|
|
|
# Running udev only works in privileged container
|
|
# Source: https://github.com/balena-io-playground/balena-base-images/
|
|
tmp_mount='/tmp/privileged_test'
|
|
mkdir -p "${tmp_mount}"
|
|
if mount -t devtmpfs none "${tmp_mount}" &> /dev/null; then
|
|
is_privileged=true
|
|
umount "${tmp_mount}"
|
|
else
|
|
is_privileged=false
|
|
fi
|
|
rm -rf "${tmp_mount}"
|
|
|
|
|
|
if [[ "${is_privileged}" == "true" ]]; then
|
|
# Since this container may also be run with CAP_SYS_ADMIN, ensure we can actually execute "udevadm trigger"
|
|
if [ ! -w /sys ]; then
|
|
# Disable supervisord script since we are not able to write to sysfs
|
|
echo "**** Disable udev - /sys is mounted RO ****";
|
|
sed -i 's|^autostart.*=.*$|autostart=false|' /etc/supervisor.d/udev.ini
|
|
elif [ ! -w /run/udev ]; then
|
|
# Disable supervisord script since we are not able to write to udev/data path
|
|
echo "**** Disable udev - /run/udev is mounted RO ****";
|
|
sed -i 's|^autostart.*=.*$|autostart=false|' /etc/supervisor.d/udev.ini
|
|
elif udevadm trigger &> /dev/null; then
|
|
echo "**** Configure container to run udev management ****";
|
|
# Enable supervisord script
|
|
sed -i 's|^autostart.*=.*$|autostart=true|' /etc/supervisor.d/udev.ini
|
|
# Configure udev permissions
|
|
if [[ -f /lib/udev/rules.d/60-steam-input.rules ]]; then
|
|
sed -i 's/MODE="0660"/MODE="0666"/' /lib/udev/rules.d/60-steam-input.rules
|
|
fi
|
|
else
|
|
# Disable supervisord script since we are not able to execute "udevadm trigger"
|
|
echo "**** Disable udev service due to privilege restrictions ****";
|
|
sed -i 's|^autostart.*=.*$|autostart=false|' /etc/supervisor.d/udev.ini
|
|
fi
|
|
else
|
|
# Disable supervisord script
|
|
echo "**** Disable udev service ****";
|
|
sed -i 's|^autostart.*=.*$|autostart=false|' /etc/supervisor.d/udev.ini
|
|
fi
|
|
|
|
|
|
if [[ -e /dev/uinput ]]; then
|
|
echo "**** Ensure the default user has permission to r/w on input devices ****";
|
|
chmod 0666 /dev/uinput
|
|
fi
|
|
|
|
echo "DONE"
|