00-apt-repository-online

#!/bin/bash
#
# Univention Container Mode - apt-repository-online
#
# Copyright 2020-2021 Univention GmbH
#
# http://www.univention.de/
#
# All rights reserved.
#
# The source code of this program is made available
# under the terms of the GNU Affero General Public License version 3
# (GNU AGPL V3) as published by the Free Software Foundation.
#
# Binary versions of this program provided by Univention to you as
# well as other copyrighted, protected or trademarked materials like
# Logos, graphics, fonts, specific documentations and configurations,
# cryptographic keys etc. are subject to a license agreement between
# you and Univention and not subject to the GNU AGPL V3.
#
# In the case you use this program under the terms of the GNU AGPL V3,
# the program is provided 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public
# License with the Debian GNU/Linux or Univention distribution in file
# /usr/share/common-licenses/AGPL-3; if not, see
# <http://www.gnu.org/licenses/>.

## util(s)
source /usr/lib/univention-container-mode/utils.sh || exit 1

## function(s)
# function name() { # name: (IN)[>(OUT)]
# 	echo function
# }

## ucr shell
# eval "$(ucr shell hostname domainname)"

## declare
declare -a ucrchanges
# ucrchanges+=("key=value")
declare -a ucrremoves
# ucrremoves+=("key")

declare -A ucrcounter
# ucrcounter[<STRING>]=<INT>

declare -A ucrcommit
# ucrcommit+=/<PATH>/<FILE> OR ucrcommit[<FILE>]=/<PATH>/<FILE>

debug "### START SCRIPT($(pwd)/$0) ###"
## performe system upgrade for container mode environment
#
# reset repository online ( ucr set repository/online=true )
#  and clean default /etc/apt/sources.list from debootstrap
UniventionResetRepositoryOnline && echo > \
	/etc/apt/sources.list
#
# don't clean external package cache
mountpoint --quiet /var/cache/apt/archives >/dev/null 2>&1 || {
	apt-get autoclean >/dev/null 2>&1
	apt-get clean >/dev/null 2>&1
}
#
# run system update
UniventionDistUpdate
#
# run system dist-upgrade
[[ ${LATEST:-TRUE} =~ ^SKIPP$ ]] ||
	UniventionDistUpgrade
#
# check repository online sources after dist-upgrade
egrep --quiet --recursive -- "Traceback|repository.online.true" /etc/apt/sources.* && {
	UniventionResetRepositoryOnline && echo > \
		/etc/apt/sources.list
	UniventionDistUpdate
}
#
# rebuild package index ( since debian 11 -- bullseye -- it's very slow )
timeout 3 apt-cache search . >/dev/null 2>&1 || /bin/true
#
# autoremove package(s)
apt-get autoremove --assume-yes >/dev/null 2>&1
#
## performe system upgrade for container mode environment
debug "### STOPP SCRIPT($(pwd)/$0) ###"

## ucr removes
UniventionConfigRegistryUnSet ${ucrremoves[@]}

## ucr changes
UniventionConfigRegistrySet ${ucrchanges[@]}

## ucr commit
UniventionConfigCommit ${ucrcommit[@]}

## cleanup
unset \
	ucrchanges ucrremoves ucrcounter ucrcommit

debug "### CLEAN SCRIPT($(pwd)/$0) ###"