52-setup-fixes

#!/bin/bash
#
# Univention Container Mode - setup-fixes
#
# 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>
ucrcounter[nameserver]=1

declare -A ucrcommit
# ucrcommit+=/<PATH>/<FILE> OR ucrcommit[<FILE>]=/<PATH>/<FILE>
ucrcommit[rsyslog.conf]=/etc/rsyslog.conf

debug "### START SCRIPT($(pwd)/$0) ###"
## Setup fixes for container mode environment
# role : <string> default(master)
#
[[ -z ${role:-} ]] && role=master

role=$(
	printf "%s" ${role:-} | awk '\
	 /^[a-zA-Z]/{ printf tolower($1) } \
	!/^[a-zA-Z]/{ printf "master" }'
)

# check for system role package
#
UniventionSystemInstallSystemRolePrefix="univention-server-"
UniventionSystemInstallSystemRole=$(
	apt-cache search ${UniventionSystemInstallSystemRolePrefix} | egrep -- "^${UniventionSystemInstallSystemRolePrefix}${role}\s" |
		awk '\
			 /^'${UniventionSystemInstallSystemRolePrefix}${role}'/{ printf $1 } \
			!/^'${UniventionSystemInstallSystemRolePrefix}${role}'/{ printf "" }'
)
#
[[ -z ${UniventionSystemInstallSystemRole} ]] && echo "MISSING PACKAGE(${UniventionSystemInstallSystemRolePrefix}${role}) ... exit(1)" && exit 1
[[ -z ${UniventionSystemInstallSystemRole} ]] || {
	# fix rsyslog ( /dev/xconsole ... No such file or directory )
	# https://www.freedesktop.org/software/systemd/man/systemd-getty-generator.html
	#
	find \
		/etc/univention/templates/files${ucrcommit[rsyslog.conf]} \
		-type f \
		-exec sed -i 's/\/dev\/xconsole/\/dev\/null/g' {} \;
	#
	# ToDo: see (Execution Environment) https://systemd.io/CONTAINER_INTERFACE
	# 5. If systemd detects it is run in a container it will spawn a single shell on /dev/console ...
	# -exec sed -i 's/\/dev\/xconsole/\/dev\/console/g' {} \;
	# ucrchanges+=("update/warning/tty=/dev/console")
	#
	# fix start vs restart ( systemd still think slapd is running )
	# systemctl status slapd.service
	#  ( <DATE> <HOST> slapd[<PID>]: slapd stopped. )
	# egrep -ir "service\s[a-z].*\s(start|stop|restart)" /usr/lib/univention-*
	find \
		/usr/lib/univention-install \
		-type f \
		-exec sed -i 's/service slapd start/service slapd restart/' {} \; || /bin/true
	#
	# fix service <name> (start|stop|restart|...)
	# egrep -ir "service(\s|\_)(start|stop|restart)\s(\".*\"|[a-z].*)" /usr/lib/univention-*
	find \
		/usr/lib/univention-system-setup \
		-type f \
		-exec sed -i --regexp-extended 's/(service\s)(start|stop|restart)\s([a-z].*)$/\1\3 \2/g' {} \; || /bin/true
	find \
		/usr/lib/univention-system-setup/scripts/setup_utils.sh \
		-type f \
		-exec sed -i --regexp-extended 's/^service\_(start|stop).*\(\).*\{.*\}$/service\_\1 \(\) \{ for service in \$( echo \$\{@\} \)\; do service \$\{service\} \1; done \}/g' {} \; || /bin/true
	#
	# fix readability join scripts
	# for script in /usr/sbin/univention-run-join-scripts /usr/share/univention-join/univention-join; do
	# 	[[ -f ${script} ]] && sed -i 's/\[60G/\[100G/g' ${script}
	# done
}
#
## Setup fixes for container mode environment
debug "### STOPP SCRIPT($(pwd)/$0) ###"

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

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

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

## cleanup
unset \
	role \
	ucrchanges ucrremoves ucrcounter ucrcommit

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