initial commit

LICENSE

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+MIT License
+
+Copyright (c) 2023 Allan Christensen
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+## Unattended update script for Ubuntu 22.04 server.
+
+### Prerequisites
+Ubuntu 22.04 server.
+
+> **IMPORTANT**
+>
+> This will configure unattended updates with the following.\
+> Update packages\
+> Update security packages\
+> Remove unused depencies same as apt autoremove\
+> Reboot if needed even with users logged on\
+> Create a crontab entry to run updates every Sunday at 04:00
+
+### Download the script
+```
+git clone https://git.x-files.dk/ubuntu-server/unattended-updates.git
+```
+
+### Usage
+    cd unattended-updates
+    sudo ./configure-updates
+
+### Postinstall
+Nothing to do.
+
+### More guides
+More guides can be found on [\[wiki.x-files.dk\]](https://wiki.x-files.dk)
+
+### Last tested
+January 12th 2024 on Ubuntu 22.04.

configure-updates

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+#!/bin/bash
+
+######################################################################################
+# Date: 23062022 Author: Allan Desc: Configuring Ubuntu server 22.04 for initial use #
+######################################################################################
+
+#
+# Are we root
+#
+if [[ $(id -u) -ne 0 ]]; then printf "\nMust be root or use sudo!\n\n"; exit; fi
+#
+# Are we in the right directory
+#
+scriptdir="unattended-updates" && whereami=$(pwd |awk -F'/' '{print $NF}')
+if [ $whereami != $scriptdir ]; then printf "\nWrong directory! Script must be run from $scriptdir\n\n"; exit 1; fi
+#
+# Define variables and functions
+#
+config1="/etc/apt/apt.conf.d/20auto-upgrades"
+config1alt="/usr/share/unattended-upgrades/20auto-upgrades"
+config2="/etc/apt/apt.conf.d/50unattended-upgrades"
+confgi2alt="/usr/share/unattended-upgrades/50unattended-upgrades"
+#
+# Function to check if 20auto-upgrades or 50unattended-upgrades exists, if not copy them from alternative location.
+#
+chkcfg () { if [ -f $config ]; then : ; else echo "No Go $config $configalt" ; cp -Rp $configalt $config ; fi; }
+#
+# install  unattended-upgrades and update-notifier-common
+#
+apt install -y unattended-upgrades
+apt install -y update-notifier-common
+#
+# Run checkcfg against 20auto-upgrades and 50unattended-upgrades and create them if needed
+#
+config="$config1" ; configalt="$config1alt" ; chkcfg $config $configalt
+config="$config2" ; configalt="$config2alt" ; chkcfg $config $configalt
+#
+# Disable automatic updates. We want to be in control instead of letting the system do this randomly twice a day.
+#
+sed -i 's/1/0/g' /etc/apt/apt.conf.d/20auto-upgrades
+#
+# Configure update behaviour, this means besides security also enable package updates.
+#
+sed -i '/${distro_id}:${distro_codename}-updates/ s/^\/\///' /etc/apt/apt.conf.d/50unattended-upgrades
+#
+# Optional: Uncomment the next 2 lines for removal of unused packages this equals apt autoremove
+# ||
+# \/
+# sed -i '\/\/Unattended-Upgrade::Remove-Unused-Dependencies "false"/ s/^\/\///' /etc/apt/apt.conf.d/50unattended-upgrades
+# sed -i 's/Remove-Unused-Dependencies "false"/Remove-Unused-Dependencies "true"/' /etc/apt/apt.conf.d/50unattended-upgrades
+# /\
+# ||
+# Optional: Uncomment the next 2 lines for removal of unused packages this equals apt autoremove
+
+# Optionnal: Uncomment line 1 and 2 for reboot if needed. Uncommment line 3 for reboot even if users are logged in.
+# ||
+# \/
+# sed -i '\/\/Unattended-Upgrade::Automatic-Reboot "false"/ s/^\/\///' /etc/apt/apt.conf.d/50unattended-upgrades
+# sed -i 's/Automatic-Reboot "false"/Automatic-Reboot "true"/' /etc/apt/apt.conf.d/50unattended-upgrades
+# sed -i '\/\/Unattended-Upgrade::Automatic-Reboot-WithUsers/ s/^\/\///' /etc/apt/apt.conf.d/50unattended-upgrades
+# /\
+# ||
+# Optionnal: Uncomment line 1 and 2 for reboot if needed. Uncommment line 3 for reboot even if users are logged in.
+#
+# Create cronjob running every sunday at 04:00
+#
+cronjob01="0 4 * * 7     root    /usr/bin/apt update && /usr/bin/unattended-upgrade -v >/dev/null 2>&1"
+echo "$cronjob01" > /etc/cron.d/updatesystem
+#
+# Restart unatended upgrades and cron.
+#
+systemctl restart unattended-upgrades.service
+systemctl restart cron.service
+#
+# End of script
+#