admin-stuff/os-upgrade.sh

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9.6 KiB
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Executable File

#!/usr/bin/env bash
script_name="$(basename $(realpath $0))"
working_dir="$(dirname $(realpath $0))"
conf_file="${working_dir}/conf/${script_name%%.*}.conf"
log_file="$(mktemp)"
random_prefix="$(head -c 300 /dev/urandom | tr -cd 'a-zA-Z0-9' | head -c 8)"
backup_date=$(date +%Y-%m-%d-%H%M)
# =============
# --- Some Variables
# =============
export DEBIAN_FRONTEND=noninteractive
removed_packages_log="/var/log/removed-debian-packages.log"
updated_packages_log="/var/log/updated-debian-packages.log"
# =============
# --- Some Functions
# =============
clean_up() {
if [[ -f "$_backup_crontab_file" ]]; then
blank_line
echononl " (Re)Install Crontab from previously saved crontab file
'$_backup_crontab_file'.."
crontab $_backup_crontab_file >> $log_file 2>&1
if [[ $? -eq 0 ]]; then
echo_ok
else
echo_failed
error "$(cat $log_file)"
fi
fi
# Perform program exit housekeeping
rm -f $log_file
rm -rf /tmp/*.${random_prefix}
blank_line
exit $1
}
echononl(){
if $terminal ; then
echo X\\c > /tmp/shprompt$$
if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
echo -e -n "[ \033[5m\033[1m....\033[m ]\033[13G$*\\c" 1>&2
else
echo -e -n "[ \033[5m\033[1m....\033[m ]\033[13G$*" 1>&2
fi
rm /tmp/shprompt$$
fi
}
#echo_print_command() {
# if $terminal ; then
# echo X\\c > /tmp/shprompt$$
# if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
# echo -e -n "\033[60G - \033[1m$*\\c\033[m" 1>&2
# else
# echo -e -n "\033[60G - \033[1m$*\033[m" 1>&2
# fi
# rm /tmp/shprompt$$
# fi
#}
echo_print_command() {
if $terminal ; then
echo X\\c > /tmp/shprompt$$
if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
echo -e -n "\n\033[13G\033[1m$*\\c\033[m" 1>&2
else
echo -e -n "\n\033[13G\033[1m$*\033[m" 1>&2
fi
rm /tmp/shprompt$$
fi
}
echo_done() {
if $terminal ; then
echo -e "\033[1G[ \033[1;32mdone\033[m ]"
fi
}
echo_ok() {
if $terminal ; then
echo -e "\033[1G[ \033[1;32mok\033[m ]"
fi
}
echo_ignore() {
if $terminal ; then
echo -e "\033[1G[ \033[1;33mignore\033[m ]"
fi
}
echo_warning() {
if $terminal ; then
echo -e "\033[1G[ \033[1;33m\033[1mwarn\033[m ]"
fi
}
echo_failed(){
if $terminal ; then
echo -e "\033[1G[ \033[1;31mfail\033[m ]"
fi
}
echo_skipped() {
if $terminal ; then
echo -e "\033[1G[ \033[1;37mskip\033[m ]"
fi
}
echo_wait(){
if $terminal ; then
echo -en "\033[1G[ \033[5m\033[1m...\033[m ]"
fi
}
fatal (){
blank_line
if $terminal ; then
echo -e " [ \033[31m\033[1mFatal\033[m ]: \033[37m\033[1m$*\033[m"
echo ""
echo -e " \033[31m\033[1m Script will be interrupted..\033[m\033[m"
else
echo "fatal: $*"
echo "Script will be interrupted.."
fi
clean_up 1
}
error(){
blank_line
if $terminal ; then
echo -e " [ \033[31m\033[1mFehler\033[m ]: $*"
else
echo ""
echo "[ Error ]: $*"
echo ""
fi
blank_line
}
warn (){
if $terminal ; then
echo ""
echo -e " [ \033[33m\033[1mWarning\033[m ]: $*"
echo ""
fi
}
info (){
if $terminal ; then
echo ""
echo -e " [ \033[32m\033[1mInfo\033[m ]: $*"
echo ""
fi
}
## - Check if a given array (parameter 2) contains a given string (parameter 1)
## -
containsElement () {
local e
for e in "${@:2}"; do [[ "$e" == "$1" ]] && return 0; done
return 1
}
trim() {
local var="$*"
var="${var#"${var%%[![:space:]]*}"}" # remove leading whitespace characters
var="${var%"${var##*[![:space:]]}"}" # remove trailing whitespace characters
echo -n "$var"
}
blank_line() {
if $terminal ; then
echo ""
fi
}
# =============
# --- Jobhandling
# =============
# - Run 'clean_up' for signals SIGHUP SIGINT SIGTERM
# -
trap clean_up SIGHUP SIGINT SIGTERM
# =============
# --- Some Checks
# =============
# - Running in a terminal?
# -
if [[ -t 1 ]] ; then
terminal=true
else
terminal=false
fi
if $terminal ; then
echo ""
echo ""
echo -e "\033[13G\033[33mUpgrade Packages with a 'smart' conflict resolution system\033[m"
echo ""
fi
blank_line
echononl "Resynchronize the package index files"
echo_print_command "apt-get update"
if $terminal; then
echo -e "\033[2A"
fi
apt-get -y update > $log_file 2>&1
if [[ $? -gt 0 ]]; then
echo_failed
if ! $terminal ; then
error "Command \"apt-get update\" failed!"
fi
fatal "$(cat $log_file)"
else
echo_done
fi
if $terminal ; then
echo -e "\033[2B"
fi
# - get list of upgradable packages
#
packages_updated="$(apt-get -V -s dist-upgrade | grep -E "^ .*=>.*" | awk '{print$1}')"
#blank_line
#echononl "Upgrade Packages"
#echo_print_command "apt full-upgrade"
#if $terminal; then
# echo -e "\033[2A"
#fi
#if [[ -n "$packages_updated" ]]; then
# apt full-upgrade -y > $log_file 2>&1
# if [[ $? -gt 0 ]]; then
# echo_failed
# if ! $terminal ; then
# error "Command \"apt full-upgrade\" failed!"
# fi
# fatal "$(cat $log_file)"
# else
# echo_done
# echo
# echo " This packages have been updated:"
# for _package in $packages_updated ; do
# echo -e " \033[1m$_package\033[m"
# done
# echo ""
# fi
#else
# echo_skipped
#fi
#if $terminal ; then
# echo -e "\033[2B"
#fi
blank_line
echononl "Upgrade Packages"
if ! $terminal && [[ -n "$packages_updated" ]] ; then
echo ""
echo " Upgrade Packages.."
echo " apt-get dist-upgrade"
fi
echo_print_command "apt-get dist-upgrade"
if $terminal; then
echo -e "\033[2A"
fi
if [[ -n "$packages_updated" ]]; then
apt-get dist-upgrade -y > $log_file 2>&1
if [[ $? -gt 0 ]]; then
echo_failed
if ! $terminal ; then
error "Command \"apt-get dist-upgrade\" failed!"
fi
fatal "$(cat $log_file)"
else
echo_done
echo
echo
if $terminal ; then
echo -e "\033[13G\033[33mThis packages have been updated:\033[m"
else
echo " This packages have been updated:"
fi
echo "[ $(date +%Y-%d-%m" "%H:%M) ] This packages have been updated:" >> "$updated_packages_log"
for _package in $packages_updated ; do
if $terminal ; then
echo -e "\033[13G \033[1m$_package\033[m"
else
echo " $_package\033[m"
fi
echo " $_package" >> "$updated_packages_log"
done
echo ""
if $terminal ; then
echo -e "\033[13GSee also: updated_packages_log"
else
echo " See also: $updated_packages_log"
fi
echo ""
echo "" >> "$updated_packages_log"
fi
else
echo_skipped
fi
if $terminal ; then
echo -e "\033[2B"
fi
blank_line
echononl "Remove unused Packages"
echo_print_command "apt-get autoremove"
apt-get autoremove -y > $log_file 2>&1
if $terminal; then
echo -e "\033[2A"
fi
if [[ $? -gt 0 ]]; then
echo_failed
if ! $terminal ; then
error "Command \"apt-get autoremove\" failed!"
fi
fatal "$(cat $log_file)"
else
echo_done
fi
if $terminal ; then
echo -e "\033[2B"
fi
blank_line
echononl "Clear out the local repository of retrieved package files"
echo_print_command "apt-get clean"
apt-get clean -y > $log_file 2>&1
if $terminal; then
echo -e "\033[2A"
fi
if [[ $? -gt 0 ]]; then
echo_failed
if ! $terminal ; then
error "Command \"apt-get clean\" failed!"
fi
fatal "$(cat $log_file)"
else
echo_done
fi
if $terminal ; then
echo -e "\033[2B"
fi
# - Get list of packages with onlx config files present
# -
rc_packages="$(dpkg --list | awk '/^rc/ { print $2 }')"
blank_line
if $terminal; then
echo -e "[ \033[5m\033[1m....\033[m ]\033[13GRemove (purge) packages with only config files installed (rc):"
echo -en "\033[13G\033[1mapt-get purge \$(dpkg --list | awk '/^rc/ { print $2 }')\033[m"
echo -e "\033[2A"
else
if [[ -n "$rc_packages" ]] ; then
echo ""
echo " Remove (purge) packages with only config files installed (rc).."
echo " apt-get purge \$(dpkg --list | awk '/^rc/ { print $2 }')"
fi
fi
if [[ -n "$rc_packages" ]] ; then
apt-get purge -y $(dpkg --list | awk '/^rc/ { print $2 }') > $log_file 2>&1
if [[ $? -gt 0 ]]; then
echo_failed
if ! $terminal ; then
error "Command \"apt-get purge -y \$(dpkg --list | awk '/^rc/ { print \$2 }')\" failed!"
fi
fatal "$(cat $log_file)"
else
echo_done
echo
echo
if $terminal ; then
echo -e "\033[13G\033[33mThis packages with only config files installed have been removed:\033[m"
else
echo " This packages with only config files installed have been removed:"
fi
echo "[ $(date +%Y-%d-%m" "%H:%M) ] This packages with only config files installed have been removed:" >> "$removed_packages_log"
for _package in $rc_packages ; do
if $terminal; then
echo -e "\033[13G \033[1m$_package\033[m"
else
echo " $_package"
fi
echo " $_package" >> "$removed_packages_log"
done
echo ""
if $terminal ; then
echo -e "\033[13GSee also: $removed_packages_log"
else
echo " See also: $removed_packages_log"
fi
echo ""
echo "" >> "$removed_packages_log"
fi
else
echo_skipped
fi
if $terminal ; then
echo -e "\033[2B"
fi
if [[ -f "/var/run/reboot-required" ]]; then
if $terminal ; then
echo -e "\n\t[ \033[31m\033[1m Reboot required! \033[m\033[m ]\n"
else
echo ""
echo " System was updated - Reboot required!"
echo ""
fi
fi
clean_up 0