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LICENSE
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LICENSE
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MIT License
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Copyright (c) 2023 Allan Christensen
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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README.md
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README.md
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## Unattended update script for Ubuntu 22.04 server.
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### Prerequisites
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Ubuntu 22.04 server.
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> **IMPORTANT**
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>
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> This will configure unattended updates with the following.\
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> Update packages\
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> Update security packages\
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> Remove unused depencies same as apt autoremove\
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> Reboot if needed even with users logged on\
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> Create a crontab entry to run updates every Sunday at 04:00
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### Download the script
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```
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git clone https://git.x-files.dk/ubuntu-server/unattended-updates.git
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```
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### Usage
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cd unattended-updates
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sudo ./configure-updates
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### Postinstall
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Nothing to do.
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### More guides
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More guides can be found on [\[wiki.x-files.dk\]](https://wiki.x-files.dk)
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### Last tested
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January 12th 2024 on Ubuntu 22.04.
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configure-updates
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configure-updates
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#!/bin/bash
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######################################################################################
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# Date: 23062022 Author: Allan Desc: Configuring Ubuntu server 22.04 for initial use #
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######################################################################################
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#
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# Are we root
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#
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if [[ $(id -u) -ne 0 ]]; then printf "\nMust be root or use sudo!\n\n"; exit; fi
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#
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# Are we in the right directory
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#
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scriptdir="unattended-updates" && whereami=$(pwd |awk -F'/' '{print $NF}')
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if [ $whereami != $scriptdir ]; then printf "\nWrong directory! Script must be run from $scriptdir\n\n"; exit 1; fi
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#
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# Define variables and functions
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#
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config1="/etc/apt/apt.conf.d/20auto-upgrades"
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config1alt="/usr/share/unattended-upgrades/20auto-upgrades"
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config2="/etc/apt/apt.conf.d/50unattended-upgrades"
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confgi2alt="/usr/share/unattended-upgrades/50unattended-upgrades"
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#
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# Function to check if 20auto-upgrades or 50unattended-upgrades exists, if not copy them from alternative location.
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#
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chkcfg () { if [ -f $config ]; then : ; else echo "No Go $config $configalt" ; cp -Rp $configalt $config ; fi; }
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#
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# install unattended-upgrades and update-notifier-common
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#
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apt install -y unattended-upgrades
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apt install -y update-notifier-common
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#
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# Run checkcfg against 20auto-upgrades and 50unattended-upgrades and create them if needed
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#
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config="$config1" ; configalt="$config1alt" ; chkcfg $config $configalt
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config="$config2" ; configalt="$config2alt" ; chkcfg $config $configalt
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#
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# Disable automatic updates. We want to be in control instead of letting the system do this randomly twice a day.
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#
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sed -i 's/1/0/g' /etc/apt/apt.conf.d/20auto-upgrades
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#
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# Configure update behaviour, this means besides security also enable package updates.
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#
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sed -i '/${distro_id}:${distro_codename}-updates/ s/^\/\///' /etc/apt/apt.conf.d/50unattended-upgrades
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#
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# Optional: Uncomment the next 2 lines for removal of unused packages this equals apt autoremove
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# ||
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# \/
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# sed -i '\/\/Unattended-Upgrade::Remove-Unused-Dependencies "false"/ s/^\/\///' /etc/apt/apt.conf.d/50unattended-upgrades
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# sed -i 's/Remove-Unused-Dependencies "false"/Remove-Unused-Dependencies "true"/' /etc/apt/apt.conf.d/50unattended-upgrades
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# /\
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# ||
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# Optional: Uncomment the next 2 lines for removal of unused packages this equals apt autoremove
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# Optionnal: Uncomment line 1 and 2 for reboot if needed. Uncommment line 3 for reboot even if users are logged in.
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# ||
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# \/
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# sed -i '\/\/Unattended-Upgrade::Automatic-Reboot "false"/ s/^\/\///' /etc/apt/apt.conf.d/50unattended-upgrades
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# sed -i 's/Automatic-Reboot "false"/Automatic-Reboot "true"/' /etc/apt/apt.conf.d/50unattended-upgrades
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# sed -i '\/\/Unattended-Upgrade::Automatic-Reboot-WithUsers/ s/^\/\///' /etc/apt/apt.conf.d/50unattended-upgrades
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# /\
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# ||
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# Optionnal: Uncomment line 1 and 2 for reboot if needed. Uncommment line 3 for reboot even if users are logged in.
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#
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# Create cronjob running every sunday at 04:00
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#
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cronjob01="0 4 * * 7 root /usr/bin/apt update && /usr/bin/unattended-upgrade -v >/dev/null 2>&1"
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echo "$cronjob01" > /etc/cron.d/updatesystem
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#
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# Restart unatended upgrades and cron.
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#
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systemctl restart unattended-upgrades.service
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systemctl restart cron.service
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#
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# End of script
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#
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