manjaro-tools/lib/util-iso-image.sh

#!/bin/bash
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.

copy_overlay(){
	if [[ -e $1 ]];then
		msg2 "Copying [%s] ..." "${1##*/}"
		if [[ -L $1 ]];then
			cp -a --no-preserve=ownership $1/* $2
		else
			cp -LR $1/* $2
		fi
	fi
}

configure_plymouth(){
	if ${plymouth_boot};then
		msg2 "Configuring plymouth: %s" "${plymouth_theme}"
		local conf=$1/etc/plymouth/plymouthd.conf
		sed -i -e "s/^.*Theme=.*/Theme=${plymouth_theme}/" "${conf}"
	fi
}

add_svc_rc(){
	if [[ -f $1/etc/init.d/$2 ]];then
		msg2 "Setting %s ..." "$2"
		chroot $1 rc-update add $2 default &>/dev/null
	fi
}

add_svc_sd(){
	if [[ -f $1/etc/systemd/system/$2.service ]] || \
	[[ -f $1/usr/lib/systemd/system/$2.service ]];then
		msg2 "Setting %s ..." "$2"
		chroot $1 systemctl enable $2 &>/dev/null
	fi
}

set_xdm(){
	if [[ -f $1/etc/conf.d/xdm ]];then
		local conf='DISPLAYMANAGER="'${displaymanager}'"'
		sed -i -e "s|^.*DISPLAYMANAGER=.*|${conf}|" $1/etc/conf.d/xdm
	fi
}

configure_mhwd_drivers(){
	local path=$1${mhwd_repo}/ \
        drv_path=$1/var/lib/mhwd/db/pci/graphic_drivers
	info "Configuring mwwd db ..."
	if  [ -z "$(ls $path | grep catalyst-utils 2> /dev/null)" ]; then
		msg2 "Disabling Catalyst driver"
		mkdir -p $drv_path/catalyst/
		touch $drv_path/catalyst/MHWDCONFIG
	fi
	if  [ -z "$(ls $path | grep nvidia-utils 2> /dev/null)" ]; then
		msg2 "Disabling Nvidia driver"
		mkdir -p $drv_path/nvidia/
		touch $drv_path/nvidia/MHWDCONFIG
		msg2 "Disabling Nvidia Bumblebee driver"
		mkdir -p $drv_path/hybrid-intel-nvidia-bumblebee/
		touch $drv_path/hybrid-intel-nvidia-bumblebee/MHWDCONFIG
	fi
	if  [ -z "$(ls $path | grep nvidia-304xx-utils 2> /dev/null)" ]; then
		msg2 "Disabling Nvidia 304xx driver"
		mkdir -p $drv_path/nvidia-304xx/
		touch $drv_path/nvidia-304xx/MHWDCONFIG
	fi
	if  [ -z "$(ls $path | grep nvidia-340xx-utils 2> /dev/null)" ]; then
		msg2 "Disabling Nvidia 340xx driver"
		mkdir -p $drv_path/nvidia-340xx/
		touch $drv_path/nvidia-340xx/MHWDCONFIG
	fi
	if  [ -z "$(ls $path | grep xf86-video-amdgpu 2> /dev/null)" ]; then
		msg2 "Disabling AMD gpu driver"
		mkdir -p $drv_path/xf86-video-amdgpu/
		touch $drv_path/xf86-video-amdgpu/MHWDCONFIG
	fi
}

configure_lsb(){
	[[ -f $1/boot/grub/grub.cfg ]] && rm $1/boot/grub/grub.cfg
	if [ -e $1/etc/lsb-release ] ; then
		msg2 "Configuring lsb-release"
		sed -i -e "s/^.*DISTRIB_RELEASE.*/DISTRIB_RELEASE=${dist_release}/" $1/etc/lsb-release
		sed -i -e "s/^.*DISTRIB_CODENAME.*/DISTRIB_CODENAME=${dist_codename}/" $1/etc/lsb-release
	fi
}

configure_mhwd(){
	if [[ ${target_arch} == "x86_64" ]];then
		if ! ${multilib};then
			msg2 "Disable mhwd lib32 support"
			echo 'MHWD64_IS_LIB32="false"' > $1/etc/mhwd-x86_64.conf
		fi
	fi
}

configure_logind(){
	msg2 "Configuring logind ..."
	local conf=$1/etc/systemd/logind.conf
	sed -i 's/#\(HandleSuspendKey=\)suspend/\1ignore/' "$conf"
	sed -i 's/#\(HandleLidSwitch=\)suspend/\1ignore/' "$conf"
	sed -i 's/#\(HandleHibernateKey=\)hibernate/\1ignore/' "$conf"
}

configure_journald(){
	msg2 "Configuring journald ..."
	local conf=$1/etc/systemd/journald.conf
	sed -i 's/#\(Storage=\)auto/\1volatile/' "$conf"
}

configure_services(){
	info "Configuring [%s]" "${initsys}"
	case ${initsys} in
		'openrc')
			for svc in ${enable_openrc[@]}; do
				[[ $svc == "xdm" ]] && set_xdm "$1"
				add_svc_rc "$1" "$svc"
			done
			for svc in ${enable_openrc_live[@]}; do
				add_svc_rc "$1" "$svc"
			done
		;;
		'systemd')
			for svc in ${enable_systemd[@]}; do
				add_svc_sd "$1" "$svc"
			done
			for svc in ${enable_systemd_live[@]}; do
				add_svc_sd "$1" "$svc"
			done
		;;
	esac
	info "Done configuring [%s]" "${initsys}"
}

is_valid_de(){
	if [[ ${default_desktop_executable} != "none" ]] && \
	[[ ${default_desktop_file} != "none" ]]; then
		return 0
	else
		return 1
	fi
}

load_desktop_map(){
	local _space="s| ||g" _clean=':a;N;$!ba;s/\n/ /g' _com_rm="s|#.*||g" \
		file=${DATADIR}/desktop.map
	local desktop_map=$(sed "$_com_rm" "$file" \
			| sed "$_space" \
			| sed "$_clean")
        echo ${desktop_map}
}

detect_desktop_env(){
	local xs=$1/usr/share/xsessions ex=$1/usr/bin key val map=( $(load_desktop_map) )
	default_desktop_file="none"
	default_desktop_executable="none"
	for item in "${map[@]}";do
		key=${item%:*}
		val=${item#*:}
		if [[ -f $xs/$key.desktop ]] && [[ -f $ex/$val ]];then
			default_desktop_file="$key"
			default_desktop_executable="$val"
		fi
	done
}

write_live_session_conf(){
	msg2 "Configuring live session ..."
	local path=$1${DATADIR}
	[[ ! -d $path ]] && mkdir -p $path
	local conf=$path/live.conf
	echo '# live session configuration' > ${conf}
	echo '' >> ${conf}
	echo '# autologin' >> ${conf}
	echo "autologin=${autologin}" >> ${conf}
	echo '' >> ${conf}
	echo '# login shell' >> ${conf}
	echo "login_shell=${login_shell}" >> ${conf}
	echo '' >> ${conf}
	echo '# live username' >> ${conf}
	echo "username=${username}" >> ${conf}
	echo '' >> ${conf}
	echo '# live password' >> ${conf}
	echo "password=${password}" >> ${conf}
	echo '' >> ${conf}
	echo '# live group membership' >> ${conf}
	echo "addgroups='${addgroups}'" >> ${conf}
	echo '' >> ${conf}
	echo '# iso name' >> ${conf}
	echo "iso_name=${iso_name}" >> ${conf}
	echo '' >> ${conf}
	echo '# default_desktop_file' >> ${conf}
	echo "default_desktop_file=${default_desktop_file}" >> ${conf}
	echo '' >> ${conf}
	echo '# default_desktop_executable' >> ${conf}
	echo "default_desktop_executable=${default_desktop_executable}" >> ${conf}
	echo '' >> ${conf}
	echo '# samba workgroup' >> ${conf}
	echo "smb_workgroup=${smb_workgroup}" >> ${conf}
}

configure_hosts(){
	sed -e "s|localhost.localdomain|localhost.localdomain ${hostname}|" -i $1/etc/hosts
}

configure_system(){
	case ${initsys} in
		'systemd')
			configure_journald "$1"
			configure_logind "$1"

			# Prevent some services to be started in the livecd
			echo 'File created by manjaro-tools. See systemd-update-done.service(8).' \
			| tee "${path}/etc/.updated" >"${path}/var/.updated"

			msg2 "Disable systemd-gpt-auto-generator"
			ln -sf /dev/null "${path}/usr/lib/systemd/system-generators/systemd-gpt-auto-generator"

			echo ${hostname} > $1/etc/hostname
		;;
		'openrc')
			local hn='hostname="'${hostname}'"'
			sed -i -e "s|^.*hostname=.*|${hn}|" $1/etc/conf.d/hostname
		;;
	esac
}

configure_live_image(){
	msg "Configuring [live-image]"
	detect_desktop_env "$1"
	configure_hosts "$1"
	configure_plymouth "$1"
	configure_lsb "$1"
	configure_mhwd "$1"
	configure_system "$1"
	configure_services "$1"
	configure_calamares "$1" "$1/etc/mkinitcpio.d/${kernel}.preset"
	write_live_session_conf "$1"
	msg "Done configuring [live-image]"
}

make_repo(){
	repo-add $1${mhwd_repo}/mhwd.db.tar.gz $1${mhwd_repo}/*pkg*z
}

copy_from_cache(){
	local list="${tmp_dir}"/mhwd-cache.list
	chroot-run \
		  -r "${mountargs_ro}" \
		  -w "${mountargs_rw}" \
		  -B "${build_mirror}/${target_branch}" \
		  "$1" \
		  pacman -v -Syw $2 --noconfirm || return 1
	chroot-run \
		  -r "${mountargs_ro}" \
		  -w "${mountargs_rw}" \
		  -B "${build_mirror}/${target_branch}" \
		  "$1" \
		  pacman -v -Sp $2 --noconfirm > "$list"
	sed -ni '/.pkg.tar.xz/p' "$list"
	sed -i "s/.*\///" "$list"

	msg2 "Copying mhwd package cache ..."
	rsync -v --files-from="$list" /var/cache/pacman/pkg "$1${mhwd_repo}"
}

chroot_create(){
    [[ "${1##*/}" == "root-image" ]] && local flag="-L"
	setarch "${target_arch}" \
		mkchroot ${mkchroot_args[*]} ${flag} $@
}

chroot_clean(){
	msg "Cleaning up ..."
	for image in "$1"/*-image; do
		[[ -d ${image} ]] || continue
		local name=${image##*/}
		if [[ $name != "mhwd-image" ]];then
			msg2 "Deleting chroot [%s] ..." "$name"
			lock 9 "${image}.lock" "Locking chroot '${image}'"
			if [[ "$(stat -f -c %T "${image}")" == btrfs ]]; then
				{ type -P btrfs && btrfs subvolume delete "${image}"; } #&> /dev/null
			fi
		rm -rf --one-file-system "${image}"
		fi
	done
	exec 9>&-
	rm -rf --one-file-system "$1"
}

clean_up_image(){
	msg2 "Cleaning [%s]" "${1##*/}"

	local path
	if [[ ${1##*/} == 'mhwd-image' ]];then
		path=$1/var
		if [[ -d $path ]];then
			find "$path" -mindepth 0 -delete &> /dev/null
		fi
		path=$1/etc
		if [[ -d $path ]];then
			find "$path" -mindepth 0 -delete &> /dev/null
		fi
    else
		[[ -f "$1/etc/locale.gen.bak" ]] && mv "$1/etc/locale.gen.bak" "$1/etc/locale.gen"
		[[ -f "$1/etc/locale.conf.bak" ]] && mv "$1/etc/locale.conf.bak" "$1/etc/locale.conf"
		path=$1/boot
		if [[ -d "$path" ]]; then
			find "$path" -name 'initramfs*.img' -delete &> /dev/null
		fi
		path=$1/var/lib/pacman/sync
		if [[ -d $path ]];then
			find "$path" -type f -delete &> /dev/null
		fi
		path=$1/var/cache/pacman/pkg
		if [[ -d $path ]]; then
			find "$path" -type f -delete &> /dev/null
		fi
		path=$1/var/log
		if [[ -d $path ]]; then
			find "$path" -type f -delete &> /dev/null
		fi
		path=$1/var/tmp
		if [[ -d $path ]];then
			find "$path" -mindepth 1 -delete &> /dev/null
		fi
		path=$1/tmp
		if [[ -d $path ]];then
			find "$path" -mindepth 1 -delete &> /dev/null
		fi
	fi
# 	find "${work_dir}" -name *.pacnew -name *.pacsave -name *.pacorig -delete
}