2019-05-24

cleanup.sh

@@ -0,0 +1,87 @@
+#!/bin/bash
+#-----------------------------------------------------------------------------
+#	  Title: cleanup.sh
+#	   Date: 2019-05-22
+#	Version: 1.0
+#	 Author: baho-utot@columbus.rr.com
+#	Options:
+#-----------------------------------------------------------------------------
+#	Copyright 2019 Baho Utot
+#-----------------------------------------------------------------------------
+#	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, either version 3 of the License, or
+#	(at your option) any later version.
+
+#	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.
+
+#	You should have received a copy of the GNU General Public License
+#	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+#-----------------------------------------------------------------------------
+#	Dedicated to Elizabeth my cat of 20 years, Euthanasia on 2019-05-16
+#-----------------------------------------------------------------------------
+#	This script removes changes made to the host system and
+#	also removes the build tool chain chapter 5 packages as they are no 
+#	longer needed. It will also unmount the /mnt/lfs filesystem
+#-----------------------------------------------------------------------------
+set -o errexit	# exit if error...insurance ;)
+set -o nounset	# exit if variable not initalized
+set +h			# disable hashall
+#-----------------------------------------------------------------------------
+PRGNAME=${0##*/}		#	script name minus the path
+LFS=/mnt/lfs			#	build area
+TOOLCHAIN="${LFS}/tools"	#	tool chain directory
+LINK=/tools			#	tool chain symlink
+USER=lfs			#	build user
+#-----------------------------------------------------------------------------
+function die() {
+	local _red="\\033[1;31m"
+	local _normal="\\033[0;39m"
+	[ -n "$*" ] && printf "${_red}$*${_normal}\n"
+	exit 1
+}
+function msg {
+	printf "%s\n" "${1}"
+	return
+}
+function msg_line {
+	printf "%s" "${1}"
+	return
+}
+function msg_failure {
+	local _red="\\033[1;31m"
+	local _normal="\\033[0;39m"
+	printf "${_red}%s${_normal}\n" "FAILURE"
+	exit 2
+}
+function msg_success {
+	local _green="\\033[1;32m"
+	local _normal="\\033[0;39m"
+	printf "${_green}%s${_normal}\n" "SUCCESS"
+	return
+}
+function msg_log {
+	printf "\n%s\n\n" "${1}" >> ${_logfile} 2>&1
+	return
+}
+function end_run {
+	local _green="\\033[1;32m"
+	local _normal="\\033[0;39m"
+	printf "${_green}%s${_normal}\n" "Run Complete"
+	return
+}
+#-----------------------------------------------------------------------------
+msg_line "Checking to see if running as root: "
+	[ "$EUID" -ne 0 ] && die "You need be running as root for this script"
+msg_success
+msg_line "Remove chapter 5 tool chain: "
+	[ -d "${TOOLCHAIN}" ] && rm -rf "${TOOLCHAIN}"
+	[ -h "${LINK}" ] && rm ${LINK}
+msg_success
+msg_line "Removing lfs user: "
+	getent passwd ${USER} > /dev/null 2>&1 && userdel -r ${USER} > /dev/null 2>&1
+msg_success
+end_run