#!/bin/sh

. /etc/deviceinfo

# Enable udev OpenRC services and runlevels
# https://github.com/alpinelinux/aports/blob/master/main/eudev/setup-udev
setup-udev -n

# Enable other OpenRC services
for service in devfs dmesg; do
	rc-update -q add $service sysinit
done
for service in hwclock modules sysctl hostname bootmisc syslog; do
	rc-update -q add $service boot
done
for service in dbus haveged sshd swapfile wpa_supplicant; do
	rc-update -q add $service default
done
for service in mount-ro killprocs savecache; do
	rc-update -q add $service shutdown
done
if [ "${deviceinfo_msm_refresher}" = "true" ]; then
	rc-update -q add msm-fb-refresher boot
fi

# Add user account
adduser -u 1000 -D -h /home/user -G users user 2>/dev/null

write_unless_modified() {
	# Redirect the stdin to the file unless it has been modified
	# $1: file path
	if ! apk audit "$(dirname "$1")" | grep -q "${1:1}"; then
		cat > "$1"
	fi
}

# Install /etc/fstab
{
	echo '# <file system> <mount point>   <type>  <options>               <dump>  <pass>'
	echo 'LABEL="pmOS_root"	/	ext4	relatime,data=ordered	0	1'
	echo 'LABEL="pmOS_boot"	/boot	auto	defaults		0	2'
} | write_unless_modified /etc/fstab

# Adjust welcome messages in /etc
{
	echo 'Welcome to postmarketOS'
	echo 'Kernel \r on an \m (\l)'
} | write_unless_modified /etc/issue
{
	echo 'Welcome to postmarketOS!'
	echo ''
	echo 'This distribution is based on Alpine Linux.'
	echo 'Read both our wikis to find a large amount of how-to guides and'
	echo 'general information about administrating and development.'
	echo 'See <https://wiki.postmarketos.org> and <https://wiki.alpinelinux.org>.'
	echo ''
	echo 'You may change this message by editing /etc/motd.'
	echo ''
} | write_unless_modified /etc/motd

# Enable syslog to SHM. Note: size is 4048KiB, which *should* be More Than Enough(TM) for all but the most chattiest of devices.
sed s/=\"/=\""-C4048 "/  -i /etc/conf.d/syslog

# Enable wext, nl80211 & dbus control for wpa_supplicant
if ! grep -q Dwext /etc/conf.d/wpa_supplicant; then
        sed -i 's/wpa_supplicant_args=\"/wpa_supplicant_args=\" -u -Dwext,nl80211/' /etc/conf.d/wpa_supplicant
fi
touch /etc/wpa_supplicant/wpa_supplicant.conf