2019-05-24
This commit is contained in:
Baho Utot
124
lfs.sh
Executable file
124
lfs.sh
Executable file
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#!/bin/bash
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#-----------------------------------------------------------------------------
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# Title: lfs.sh
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# Date: 2019-05-22
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# Version: 1.0
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# Author: baho-utot@columbus.rr.com
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# Options:
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#-----------------------------------------------------------------------------
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# Copyright 2019 Baho Utot
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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, either version 3 of the License, or
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# (at your option) any later version.
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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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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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#-----------------------------------------------------------------------------
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# Dedicated to Elizabeth my cat of 20 years, Euthanasia on 2019-05-16
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#-----------------------------------------------------------------------------
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set -o errexit # exit if error...insurance ;)
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set -o nounset # exit if variable not initalized
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set +h # disable hashall
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#-----------------------------------------------------------------------------
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# Master variables
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PRGNAME=${0##*/} # script name minus the path
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TOPDIR=${PWD} # parent directory
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PARENT=/usr/src/LFS-RPM # rpm build directory
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USER=lfs # build user
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LFS=/mnt/lfs # build area
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#-----------------------------------------------------------------------------
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# Common support functions
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function die {
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local _red="\\033[1;31m"
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local _normal="\\033[0;39m"
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[ -n "$*" ] && printf "${_red}$*${_normal}\n"
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false
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exit 1
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}
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function msg {
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printf "%s\n" "${1}"
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return
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}
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function msg_line {
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printf "%s" "${1}"
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return
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}
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function msg_failure {
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local _red="\\033[1;31m"
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local _normal="\\033[0;39m"
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printf "${_red}%s${_normal}\n" "FAILURE"
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exit 2
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}
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function msg_success {
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local _green="\\033[1;32m"
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local _normal="\\033[0;39m"
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printf "${_green}%s${_normal}\n" "SUCCESS"
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return
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}
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function msg_log {
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printf "\n%s\n\n" "${1}" >> ${_logfile} 2>&1
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return
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}
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function end_run {
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local _green="\\033[1;32m"
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local _normal="\\033[0;39m"
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printf "${_green}%s${_normal}\n" "Run Complete"
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return
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}
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#-----------------------------------------------------------------------------
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# sanity check
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[ -v LFS ] || die "LFS environment variable missing/not set"
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[ -d ${LFS}/${PARENT} ] || die "${LFS}${PARENT} directory missing"
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cd ${LFS}${PARENT}
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su --login ${USER} <<- "EOF"
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source ~/.bashrc
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cd /mnt/lfs/usr/src/LFS-RPM
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./tools.sh
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EOF
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msg_line " Unmounting Virtual Kernel File Systems: "
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mountpoint -q ${LFS}/run && umount ${LFS}/run
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mountpoint -q ${LFS}/sys && umount ${LFS}/sys
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mountpoint -q ${LFS}/proc && umount ${LFS}/proc
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mountpoint -q ${LFS}/dev/pts && umount ${LFS}/dev/pts
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mountpoint -q ${LFS}/dev && umount ${LFS}/dev
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msg_success
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msg_line " Changing file ownership: "
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chown -R 0:0 ${LFS}
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msg_success
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msg_line " Preparing Virtual Kernel File Systems: "
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[ -d ${LFS}/dev ] || mkdir -p ${LFS}/dev
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[ -d ${LFS}/proc ] || mkdir -p ${LFS}/proc
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[ -d ${LFS}/sys ] || mkdir -p ${LFS}/sys
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[ -d ${LFS}/run ] || mkdir -p ${LFS}/run
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[ -e ${LFS}/dev/console ] || mknod -m 600 ${LFS}/dev/console c 5 1
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[ -e ${LFS}/dev/null ] || mknod -m 666 ${LFS}/dev/null c 1 3
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msg_success
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msg_line " Mounting Virtual Kernel File Systems: "
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mountpoint -q ${LFS}/dev || mount --bind /dev ${LFS}/dev
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mountpoint -q ${LFS}/dev/pts || mount -t devpts devpts ${LFS}/dev/pts -o gid=5,mode=620
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mountpoint -q ${LFS}/proc || mount -t proc proc ${LFS}/proc
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mountpoint -q ${LFS}/sys || mount -t sysfs sysfs ${LFS}/sys
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mountpoint -q ${LFS}/run || mount -t tmpfs tmpfs ${LFS}/run
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[ -h ${LFS}/dev/shm ] && mkdir -p ${LFS}/$(readlink ${LFS}/dev/shm)
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msg_success
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chroot "$LFS" /tools/bin/env -i \
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HOME=/root \
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TERM="$TERM" \
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PS1='(lfs chroot) \u:\w\$ ' \
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PATH=/bin:/usr/bin:/sbin:/usr/sbin:/tools/bin \
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/tools/bin/bash --login +h -c "cd ${PARENT};./base.sh"
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msg_line " Unmounting Virtual Kernel File Systems: "
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mountpoint -q ${LFS}/run && umount ${LFS}/run
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mountpoint -q ${LFS}/sys && umount ${LFS}/sys
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mountpoint -q ${LFS}/proc && umount ${LFS}/proc
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mountpoint -q ${LFS}/dev/pts && umount ${LFS}/dev/pts
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mountpoint -q ${LFS}/dev && umount ${LFS}/dev
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msg_success
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end_run
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