daily-rpm-ostree-update.sh

#!/bin/bash

# This script installs the systemd service and timer units for rpm-ostree updates.
# It should be run as root or with sudo.

echo "Creating rpm-ostree-update.service..."
sudo tee /etc/systemd/system/rpm-ostree-update.service > /dev/null <<EOF
[Unit]
Description=Perform rpm-ostree update --reboot
Documentation=man:rpm-ostree(1)
Wants=network-online.target
After=network-online.target

[Service]
Type=oneshot
ExecStart=/usr/bin/rpm-ostree update --reboot
StandardOutput=journal
StandardError=journal
# Set a timeout for the update process (e.g., 30 minutes)
TimeoutSec=1800

[Install]
WantedBy=multi-user.target
EOF

echo "Creating rpm-ostree-update.timer..."
sudo tee /etc/systemd/system/rpm-ostree-update.timer > /dev/null <<EOF
[Unit]
Description=Daily rpm-ostree update timer
Documentation=man:rpm-ostree(1)

[Timer]
OnCalendar=*-*-* 04:00:00
RandomizedDelaySec=300
Persistent=true

[Install]
WantedBy=timers.target
EOF

echo "Reloading systemd daemon..."
sudo systemctl daemon-reload

echo "Enabling and starting rpm-ostree-update.timer..."
sudo systemctl enable --now rpm-ostree-update.timer

echo "Installation complete. You can check the status with:"
echo "  systemctl status rpm-ostree-update.timer"
echo "  journalctl -u rpm-ostree-update.service"