File config.sh of Package openSUSE-MicroOS

#!/bin/bash
# Copyright (c) 2020 SUSE LLC
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
# 
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# 
#======================================
# Functions...
#--------------------------------------

test -f /.kconfig && . /.kconfig
test -f /.profile && . /.profile

set -euxo pipefail

echo "Configure image: [$kiwi_iname]-[$kiwi_profiles]..."

# Systemd controls the console font now
echo FONT="eurlatgr.psfu" >> /etc/vconsole.conf

#======================================
# prepare for setting root pw, timezone
#--------------------------------------
echo "** reset machine settings"
rm -f /etc/machine-id \
      /var/lib/zypp/AnonymousUniqueId \
      /var/lib/systemd/random-seed \
      /var/lib/dbus/machine-id

#======================================
# Specify default systemd target
#--------------------------------------
baseSetRunlevel multi-user.target

#======================================
# Import trusted rpm keys
#--------------------------------------
suseImportBuildKey

#======================================
# Set hostname by DHCP
#--------------------------------------
baseUpdateSysConfig /etc/sysconfig/network/dhcp DHCLIENT_SET_HOSTNAME yes

#======================================
# Enable DHCP on eth0
#--------------------------------------
cat >/etc/sysconfig/network/ifcfg-eth0 <<EOF
BOOTPROTO='dhcp'
STARTMODE='auto'
EOF

# Add repos from /etc/YaST2/control.xml
if [ -x /usr/sbin/add-yast-repos ]; then
	add-yast-repos
	zypper --non-interactive rm -u live-add-yast-repos
fi

# Adjust zypp conf
sed -i 's/^multiversion =.*/multiversion =/g' /etc/zypp/zypp.conf

#=====================================
# Configure snapper
#-------------------------------------
if [ "${kiwi_btrfs_root_is_snapshot-false}" = 'true' ]; then
        echo "creating initial snapper config ..."
        cp /etc/snapper/config-templates/default /etc/snapper/configs/root
        baseUpdateSysConfig /etc/sysconfig/snapper SNAPPER_CONFIGS root

	# Adjust parameters
	sed -i'' 's/^TIMELINE_CREATE=.*$/TIMELINE_CREATE="no"/g' /etc/snapper/configs/root
	sed -i'' 's/^NUMBER_LIMIT=.*$/NUMBER_LIMIT="2-10"/g' /etc/snapper/configs/root
	sed -i'' 's/^NUMBER_LIMIT_IMPORTANT=.*$/NUMBER_LIMIT_IMPORTANT="4-10"/g' /etc/snapper/configs/root
fi

#=====================================
# Enable chrony if installed
#-------------------------------------
if [ -f /etc/chrony.conf ]; then
	systemctl enable chronyd
fi

# The %post script can't edit /etc/fstab sys due to https://github.com/OSInside/kiwi/issues/945
# so use the kiwi custom hack
cat >/etc/fstab.script <<"EOF"
#!/bin/sh
set -eux

/usr/sbin/setup-fstab-for-overlayfs
# If /var is on a different partition than /...
if [ "$(findmnt -snT / -o SOURCE)" != "$(findmnt -snT /var -o SOURCE)" ]; then
	# ... set options for autoexpanding /var
	gawk -i inplace '$2 == "/var" { $4 = $4",x-growpart.grow,x-systemd.growfs" } { print $0 }' /etc/fstab
fi
EOF

# ONIE additions
if [[ "$kiwi_profiles" == *"onie"* ]]; then
	systemctl enable onie-adjust-boottype
	# For testing:
	echo root:linux | chpasswd
	systemctl enable salt-minion

	cat >>/etc/fstab.script <<"EOF"
# Grow the root filesystem. / is mounted read-only, so use /var instead.
gawk -i inplace '$2 == "/var" { $4 = $4",x-growpart.grow,x-systemd.growfs" } { print $0 }' /etc/fstab
# Remove the entry for the EFI partition
gawk -i inplace '$2 != "/boot/efi"' /etc/fstab
EOF
fi

chmod a+x /etc/fstab.script

# To make x-systemd.growfs work from inside the initrd
cat >/etc/dracut.conf.d/50-microos-growfs.conf <<"EOF"
install_items+=" /usr/lib/systemd/systemd-growfs "
EOF

#======================================
# Disable recommends on virtual images (keep hardware supplements, see bsc#1089498)
#--------------------------------------
sed -i 's/.*solver.onlyRequires.*/solver.onlyRequires = true/g' /etc/zypp/zypp.conf

#======================================
# Disable installing documentation
#--------------------------------------
sed -i 's/.*rpm.install.excludedocs.*/rpm.install.excludedocs = yes/g' /etc/zypp/zypp.conf

#======================================
# Workaround: Force network-legacy, network-wicked is not usable (boo#1182227)
#--------------------------------------
if rpm -q ignition-dracut-grub2; then
	# Modify module-setup.sh, but undo the modification on the first call
	mv /usr/lib/dracut/modules.d/40network/module-setup.sh{,.orig}
	sed 's#echo "kernel-network-modules $network_handler"$#echo kernel-network-modules network-legacy; mv /usr/lib/dracut/modules.d/40network/module-setup.sh{.orig,}#' \
		/usr/lib/dracut/modules.d/40network/module-setup.sh.orig > /usr/lib/dracut/modules.d/40network/module-setup.sh
fi

#======================================
# Configure Pine64 specifics
#--------------------------------------
if [[ "$kiwi_profiles" == *"Pine64" ]]; then
	echo 'add_drivers+=" fixed sunxi-mmc axp20x-regulator axp20x-rsb "' > /etc/dracut.conf.d/sunxi_modules.conf
fi

#======================================
# Configure Raspberry Pi specifics, unless done by raspberrypi-firmware already (on TW)
#--------------------------------------
if [[ "$kiwi_profiles" == *"RaspberryPi"* ]] && ! [[ -e /usr/lib/dracut/dracut.conf.d/raspberrypi_modules.conf ]]; then
	# Add necessary kernel modules to initrd (will disappear with bsc#1084272)
	echo 'add_drivers+=" bcm2835_dma dwc2 "' > /etc/dracut.conf.d/raspberrypi_modules.conf

	# Add necessary kernel modules to initrd (will disappear with boo#1162669)
	echo 'add_drivers+=" pcie-brcmstb "' >> /etc/dracut.conf.d/raspberrypi_modules.conf

	# Work around network issues
  	cat > /etc/modprobe.d/50-rpi3.conf <<-EOF
		# Prevent too many page allocations (bsc#1012449)
		options smsc95xx turbo_mode=N
	EOF

	cat > /usr/lib/sysctl.d/50-rpi3.conf <<-EOF
		# Avoid running out of DMA pages for smsc95xx (bsc#1012449)
		vm.min_free_kbytes = 2048
	EOF
fi

#======================================
# Configure Vagrant specifics
#--------------------------------------
if [[ "$kiwi_profiles" == *"Vagrant"* ]]; then
        # create vagrant user
        useradd vagrant
        # allow password-less sudo
        echo "vagrant ALL=(ALL)NOPASSWD:ALL" > /etc/sudoers.d/vagrant
        # add vagrant's insecure key
        mkdir -p /home/vagrant/.ssh
        chmod 0700 /home/vagrant/.ssh
        cat > /home/vagrant/.ssh/authorized_keys << EOF
ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEA6NF8iallvQVp22WDkTkyrtvp9eWW6A8YVr+kz4TjGYe7gHzIw+niNltGEFHzD8+v1I2YJ6oXevct1YeS0o9HZyN1Q9qgCgzUFtdOKLv6IedplqoPkcmF0aYet2PkEDo3MlTBckFXPITAMzF8dJSIFo9D8HfdOV0IAdx4O7PtixWKn5y2hMNG0zQPyUecp4pzC6kivAIhyfHilFR61RGL+GPXQ2MWZWFYbAGjyiYJnAmCP3NOTd0jMZEnDkbUvxhMmBYSdETk1rRgm+R4LOzFUGaHqHDLKLX+FIPKcF96hrucXzcWyLbIbEgE98OHlnVYCzRdK8jlqm8tehUc9c9WhQ== vagrant insecure public key
EOF
        chmod 0600 /home/vagrant/.ssh/authorized_keys
        chown -R vagrant /home/vagrant
fi
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