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332
lib/util-live.sh
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332
lib/util-live.sh
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#!/bin/bash
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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kernel_cmdline(){
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for param in $(cat /proc/cmdline); do
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case "${param}" in
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$1=*) echo "${param##*=}"; return 0 ;;
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$1) return 0 ;;
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*) continue ;;
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esac
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done
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[ -n "${2}" ] && echo "${2}"
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return 1
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}
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get_lang(){
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echo $(kernel_cmdline lang)
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}
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get_keytable(){
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echo $(kernel_cmdline keytable)
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}
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get_tz(){
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echo $(kernel_cmdline tz)
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}
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get_timer_ms(){
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echo $(date +%s%3N)
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}
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# $1: start timer
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elapsed_time_ms(){
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echo $(echo $1 $(get_timer_ms) | awk '{ printf "%0.3f",($2-$1)/1000 }')
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}
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load_live_config(){
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[[ -f $1 ]] || return 1
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live_conf="$1"
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[[ -r ${live_conf} ]] && source ${live_conf}
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[[ -z ${autologin} ]] && autologin=true
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[[ -z ${username} ]] && username="manjaro"
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[[ -z ${password} ]] && password="manjaro"
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[[ -z ${addgroups} ]] && addgroups=""
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[[ -z ${login_shell} ]] && login_shell="/bin/bash"
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[[ -z ${smb_workgroup} ]] && smb_workgroup="Manjaro"
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echo "Loaded ${live_conf}: $(elapsed_time_ms ${livetimer})ms" >> /var/log/manjaro-live.log
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return 0
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}
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is_valid_de(){
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if [[ ${default_desktop_executable} != "none" ]] && \
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[[ ${default_desktop_file} != "none" ]]; then
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return 0
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else
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return 1
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fi
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}
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load_desktop_map(){
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local _space="s| ||g" _clean=':a;N;$!ba;s/\n/ /g' _com_rm="s|#.*||g" \
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file=${DATADIR}/desktop.map
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local desktop_map=$(sed "$_com_rm" "$file" \
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| sed "$_space" \
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| sed "$_clean")
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echo ${desktop_map}
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}
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detect_desktop_env(){
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local xs=/usr/share/xsessions ex=/usr/bin key val map=( $(load_desktop_map) )
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default_desktop_file="none"
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default_desktop_executable="none"
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for item in "${map[@]}";do
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key=${item%:*}
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val=${item#*:}
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if [[ -f $xs/$key.desktop ]] && [[ -f $ex/$val ]];then
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default_desktop_file="$key"
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default_desktop_executable="$val"
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fi
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done
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}
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configure_accountsservice(){
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local path=/var/lib/AccountsService/users
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if [ -d "${path}" ] ; then
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echo "[User]" > ${path}/$1
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echo "XSession=${default_desktop_file}" >> ${path}/$1
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if [[ -f "/var/lib/AccountsService/icons/$1.png" ]];then
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echo "Icon=file:///var/lib/AccountsService/icons/$1.png" >> ${path}/$1
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fi
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fi
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}
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set_lightdm_greeter(){
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local greeters=$(ls /usr/share/xgreeters/*greeter.desktop) name
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for g in ${greeters[@]};do
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name=${g##*/}
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name=${name%%.*}
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case ${name} in
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lightdm-gtk-greeter) break ;;
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lightdm-*-greeter)
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sed -i -e "s/^.*greeter-session=.*/greeter-session=${name}/" /etc/lightdm/lightdm.conf
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;;
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esac
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done
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}
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set_lightdm_vt(){
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sed -i -e 's/^.*minimum-vt=.*/minimum-vt=7/' /etc/lightdm/lightdm.conf
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}
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# set_sddm_elogind(){
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# gpasswd -a sddm video &> /dev/null
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# }
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set_pam(){
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for conf in /etc/pam.d/*;do
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sed -e 's|systemd.so|elogind.so|g' -i $conf
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done
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}
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configure_samba(){
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local conf=/etc/samba/smb.conf
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cp /etc/samba/smb.conf.default $conf
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sed -e "s|^.*workgroup =.*|workgroup = ${smb_workgroup}|" -i $conf
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}
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configure_displaymanager(){
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# Try to detect desktop environment
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# Configure display manager
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if [[ -f /usr/bin/lightdm ]];then
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groupadd -r autologin
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[[ -d /run/openrc ]] && set_lightdm_vt
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set_lightdm_greeter
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if $(is_valid_de); then
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sed -i -e "s/^.*user-session=.*/user-session=$default_desktop_file/" /etc/lightdm/lightdm.conf
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fi
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if ${autologin};then
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gpasswd -a ${username} autologin &> /dev/null
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sed -i -e "s/^.*autologin-user=.*/autologin-user=${username}/" /etc/lightdm/lightdm.conf
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sed -i -e "s/^.*autologin-user-timeout=.*/autologin-user-timeout=0/" /etc/lightdm/lightdm.conf
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sed -i -e "s/^.*pam-autologin-service=.*/pam-autologin-service=lightdm-autologin/" /etc/lightdm/lightdm.conf
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fi
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elif [[ -f /usr/bin/gdm ]];then
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configure_accountsservice "gdm"
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if ${autologin};then
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sed -i -e "s/\[daemon\]/\[daemon\]\nAutomaticLogin=${username}\nAutomaticLoginEnable=True/" /etc/gdm/custom.conf
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fi
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elif [[ -f /usr/bin/mdm ]];then
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if $(is_valid_de); then
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sed -i "s|default.desktop|$default_desktop_file.desktop|g" /etc/mdm/custom.conf
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fi
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elif [[ -f /usr/bin/sddm ]];then
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if [[ -e /etc/sddm.conf.d/kde_settings.conf ]];then
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conf_file=/etc/sddm.conf.d/kde_settings.conf
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else
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conf_file=/etc/sddm.conf
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fi
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if $(is_valid_de); then
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sed -i -e "s|^Session=.*|Session=$default_desktop_file.desktop|" $conf_file
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fi
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if ${autologin};then
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sed -i -e "s|^User=.*|User=${username}|" $conf_file
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fi
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elif [[ -f /usr/bin/lxdm ]];then
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if $(is_valid_de); then
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sed -i -e "s|^.*session=.*|session=/usr/bin/$default_desktop_executable|" /etc/lxdm/lxdm.conf
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fi
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if ${autologin};then
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sed -i -e "s/^.*autologin=.*/autologin=${username}/" /etc/lxdm/lxdm.conf
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fi
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fi
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[[ -d /run/openrc ]] && set_pam
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}
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gen_pw(){
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echo $(openssl passwd -6 ${password})
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}
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configure_user(){
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# set up user and password
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if [[ -n ${password} ]];then
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useradd -m -G ${addgroups} -p $(gen_pw) -s ${login_shell} ${username}
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else
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useradd -m -G ${addgroups} -s ${login_shell} ${username}
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fi
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}
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find_legacy_keymap(){
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local file="${DATADIR}/kbd-model.map"
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while read -r line || [[ -n $line ]]; do
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if [[ -z $line ]] || [[ $line == \#* ]]; then
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continue
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fi
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mapping=( $line ); # parses columns
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if [[ ${#mapping[@]} != 5 ]]; then
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continue
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fi
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if [[ "${keytable}" != "${mapping[0]}" ]]; then
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continue
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fi
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if [[ "${mapping[3]}" = "-" ]]; then
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mapping[3]=""
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fi
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X11_LAYOUT=${mapping[1]}
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X11_MODEL=${mapping[2]}
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X11_VARIANT=${mapping[3]}
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x11_OPTIONS=${mapping[4]}
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done < $file
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}
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write_x11_config(){
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# find a x11 layout that matches the keymap
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# in isolinux if you select a keyboard layout and a language that doesnt match this layout,
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# it will provide the correct keymap, but not kblayout value
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local X11_LAYOUT=
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local X11_MODEL="pc105"
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local X11_VARIANT=""
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local X11_OPTIONS="terminate:ctrl_alt_bksp"
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find_legacy_keymap
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# layout not found, use KBLAYOUT
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if [[ -z "$X11_LAYOUT" ]]; then
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X11_LAYOUT="${keytable}"
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fi
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# create X11 keyboard layout config
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mkdir -p "/etc/X11/xorg.conf.d"
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local XORGKBLAYOUT="/etc/X11/xorg.conf.d/00-keyboard.conf"
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echo "" >> "$XORGKBLAYOUT"
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echo "Section \"InputClass\"" > "$XORGKBLAYOUT"
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echo " Identifier \"system-keyboard\"" >> "$XORGKBLAYOUT"
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echo " MatchIsKeyboard \"on\"" >> "$XORGKBLAYOUT"
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echo " Option \"XkbLayout\" \"$X11_LAYOUT\"" >> "$XORGKBLAYOUT"
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echo " Option \"XkbModel\" \"$X11_MODEL\"" >> "$XORGKBLAYOUT"
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echo " Option \"XkbVariant\" \"$X11_VARIANT\"" >> "$XORGKBLAYOUT"
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echo " Option \"XkbOptions\" \"$X11_OPTIONS\"" >> "$XORGKBLAYOUT"
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echo "EndSection" >> "$XORGKBLAYOUT"
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}
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configure_language(){
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# hack to be able to set the locale on bootup
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local lang=$(get_lang)
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keytable=$(get_keytable)
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local timezone=$(get_tz)
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# Fallback
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[[ -z "${lang}" ]] && lang="en_US"
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[[ -z "${keytable}" ]] && keytable="us"
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[[ -z "${timezone}" ]] && timezone="Etc/UTC"
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sed -e "s/#${lang}.UTF-8/${lang}.UTF-8/" -i /etc/locale.gen
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echo "LANG=${lang}.UTF-8" >> /etc/environment
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if [[ -d /run/openrc ]]; then
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sed -i "s/keymap=.*/keymap=\"${keytable}\"/" /etc/conf.d/keymaps
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fi
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echo "KEYMAP=${keytable}" > /etc/vconsole.conf
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echo "LANG=${lang}.UTF-8" > /etc/locale.conf
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ln -sf /usr/share/zoneinfo/${timezone} /etc/localtime
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write_x11_config
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loadkeys "${keytable}"
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locale-gen ${lang}
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echo "Configured language: ${lang}" >> /var/log/manjaro-live.log
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echo "Configured keymap: ${keytable}" >> /var/log/manjaro-live.log
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echo "Configured timezone: ${timezone}" >> /var/log/manjaro-live.log
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}
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configure_machine_id(){
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if [ -e "/etc/machine-id" ] ; then
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# delete existing machine-id
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echo "Deleting existing machine-id ..." >> /var/log/manjaro-live.log
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rm /etc/machine-id
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fi
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# set unique machine-id
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echo "Setting machine-id ..." >> /var/log/manjaro-live.log
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dbus-uuidgen --ensure=/etc/machine-id
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ln -sf /etc/machine-id /var/lib/dbus/machine-id
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}
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configure_sudoers_d(){
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echo "%wheel ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/g_wheel
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echo "root ALL=(ALL) ALL" > /etc/sudoers.d/u_root
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#echo "${username} ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/u_live
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}
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configure_swap(){
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local swapdev="$(fdisk -l 2>/dev/null | grep swap | cut -d' ' -f1)"
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if [ -e "${swapdev}" ]; then
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swapon ${swapdev}
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fi
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}
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configure_user_root(){
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# set up root password
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echo "root:${password}" | chroot $1 chpasswd
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cp /etc/skel/.{bash_profile,bashrc,bash_logout} /root/
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[[ -f /etc/skel/.extend.bashrc ]] && cp /etc/skel/.extend.bashrc /root/
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[[ -f /etc/skel/.gtkrc-2.0 ]] && cp /etc/skel/.gtkrc-2.0 /root/
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if [[ -d /etc/skel/.config ]]; then
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cp -an /etc/skel/.config /root/
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fi
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}
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