pmaports/main/postmarketos-base/postmarketos-base.post-install

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#!/bin/sh -e
# 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 devmappings; 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 chronyd local networkmanager; do
rc-update -q add $service default
done
for service in mount-ro killprocs savecache; do
rc-update -q add $service shutdown
done
# Replace a config file from stock Alpine, unless apk reports that the user has
# modified it (note that this does not allow properly updating these configs
# when postmarketos-base gets updated yet, see issue pmaports#258).
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
echo "- NOT modifying (file was changed before): $1"
else
echo "- Modifying: $1"
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
# Set /etc/issue
{
echo 'Welcome to postmarketOS'
echo 'Kernel \r on an \m (\l)'
# setterm -powersave on -blank 5
echo -ne "\033[9;5]"
} | write_unless_modified /etc/issue
# Set /etc/motd
{
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.
echo "- Modifying: /etc/conf.d/syslog"
sed s/=\"/=\""-C4048 "/ -i /etc/conf.d/syslog
# Enable nl80211,wext & dbus control for wpa_supplicant
if ! grep -q Dnl80211,wext /etc/conf.d/wpa_supplicant; then
echo "- Modifying: /etc/conf.d/wpa_supplicant"
sed -i 's/wpa_supplicant_args=\"/wpa_supplicant_args=\" -u -Dnl80211,wext/' \
/etc/conf.d/wpa_supplicant
fi
touch /etc/wpa_supplicant/wpa_supplicant.conf
# Enable the 'wheel' group
echo "- Modifying: /etc/sudoers"
sed -i 's/# %wheel ALL=(ALL) ALL/%wheel ALL=(ALL) ALL/' /etc/sudoers
# Set chrony to quickly correct system time whenever it differs from
# ntp time by more than 1s.
if ! grep -q "makestep" /etc/chrony/chrony.conf; then
echo "- Modifying: /etc/chrony/chrony.conf (adding makestep)"
echo "makestep 1 -1" >> /etc/chrony/chrony.conf
fi
# Comment out initstepslew in the chrony configuration to avoid a delay
# during boot.
if grep -q "^initstepslew" /etc/chrony/chrony.conf; then
echo "- Modifying: /etc/chrony/chrony.conf (removing initstepslew)"
sed -i 's/^initstepslew/#initstepslew/' /etc/chrony/chrony.conf
fi
exit 0