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wip: not working shutdown script
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286
scripts/setup_midnight_shutdown.sh
Executable file
286
scripts/setup_midnight_shutdown.sh
Executable file
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#!/bin/bash
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# Script to set up automatic PC shutdown at midnight on Arch Linux
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# Creates systemd timer and service for daily shutdown at 00:00
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# Handles sudo privileges automatically
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set -e # Exit on any error
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echo "Midnight Auto-Shutdown Setup for Arch Linux"
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echo "==========================================="
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echo "Current Date: $(date)"
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echo "User: ${SUDO_USER:-$USER}"
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# Function to check and request sudo privileges
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check_sudo() {
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if [[ $EUID -ne 0 ]]; then
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echo "This script requires sudo privileges to create systemd services."
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echo "Requesting sudo access..."
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exec sudo "$0" "$@"
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fi
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}
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# Get the actual user (even when running with sudo)
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if [[ -n "$SUDO_USER" ]]; then
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ACTUAL_USER="$SUDO_USER"
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USER_HOME="/home/$SUDO_USER"
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else
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ACTUAL_USER="$USER"
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USER_HOME="$HOME"
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fi
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echo "Target user: $ACTUAL_USER"
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echo "User home: $USER_HOME"
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# Function to create the shutdown service
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create_shutdown_service() {
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echo ""
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echo "1. Creating Systemd Shutdown Service..."
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echo "======================================"
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local service_file="/etc/systemd/system/midnight-shutdown.service"
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cat > "$service_file" << 'EOF'
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[Unit]
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Description=Automatic PC shutdown at midnight
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DefaultDependencies=false
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Before=shutdown.target reboot.target halt.target
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[Service]
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Type=oneshot
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ExecStart=/usr/bin/systemctl poweroff
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TimeoutStartSec=0
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StandardOutput=journal
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StandardError=journal
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[Install]
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WantedBy=multi-user.target
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EOF
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echo "✓ Created systemd service: $service_file"
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}
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# Function to create the shutdown timer
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create_shutdown_timer() {
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echo ""
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echo "2. Creating Systemd Shutdown Timer..."
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echo "==================================="
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local timer_file="/etc/systemd/system/midnight-shutdown.timer"
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cat > "$timer_file" << 'EOF'
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[Unit]
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Description=Timer for automatic PC shutdown at midnight
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Requires=midnight-shutdown.service
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[Timer]
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OnCalendar=*-*-* 00:00:00
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Persistent=false
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AccuracySec=1s
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[Install]
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WantedBy=timers.target
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EOF
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echo "✓ Created systemd timer: $timer_file"
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}
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# Function to create management script
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create_management_script() {
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echo ""
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echo "3. Creating Management Script..."
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echo "=============================="
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local script_file="/usr/local/bin/midnight-shutdown-manager.sh"
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cat > "$script_file" << 'EOF'
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#!/bin/bash
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# Midnight Auto-Shutdown Manager
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# Provides easy management of the midnight shutdown feature
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TIMER_NAME="midnight-shutdown.timer"
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SERVICE_NAME="midnight-shutdown.service"
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show_status() {
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echo "Midnight Auto-Shutdown Status"
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echo "============================"
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if systemctl is-enabled "$TIMER_NAME" &>/dev/null; then
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echo "Status: ENABLED"
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if systemctl is-active "$TIMER_NAME" &>/dev/null; then
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echo "Timer: ACTIVE"
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else
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echo "Timer: INACTIVE"
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fi
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else
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echo "Status: NOT ENABLED"
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fi
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echo ""
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echo "Next scheduled shutdown:"
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systemctl list-timers "$TIMER_NAME" --no-pager 2>/dev/null | grep "$TIMER_NAME" || echo "Timer not active"
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echo ""
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echo "Recent logs:"
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journalctl -u "$SERVICE_NAME" --no-pager -n 5 2>/dev/null || echo "No recent logs"
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}
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case "$1" in
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"status")
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show_status
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;;
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"logs")
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echo "Midnight Auto-Shutdown Logs"
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echo "=========================="
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journalctl -u "$SERVICE_NAME" --no-pager -n 20
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;;
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*)
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echo "Midnight Auto-Shutdown Manager"
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echo "Usage: $0 {status|logs}"
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echo ""
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echo "Commands:"
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echo " status - Show current status and next shutdown time"
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echo " logs - Show recent shutdown logs"
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echo ""
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show_status
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;;
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esac
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EOF
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chmod +x "$script_file"
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echo "✓ Created management script: $script_file"
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}
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# Function to enable the timer
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enable_timer() {
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echo ""
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echo "4. Enabling Shutdown Timer..."
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echo "============================"
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# Reload systemd daemon
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systemctl daemon-reload
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echo "✓ Reloaded systemd daemon"
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# Enable the timer
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systemctl enable midnight-shutdown.timer
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echo "✓ Enabled midnight-shutdown timer"
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# Start the timer
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systemctl start midnight-shutdown.timer
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echo "✓ Started midnight-shutdown timer"
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}
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# Function to test the setup
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test_setup() {
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echo ""
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echo "5. Testing Setup..."
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echo "=================="
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echo "Service files:"
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if [[ -f "/etc/systemd/system/midnight-shutdown.service" ]]; then
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echo "✓ Service file exists"
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else
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echo "✗ Service file missing"
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fi
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if [[ -f "/etc/systemd/system/midnight-shutdown.timer" ]]; then
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echo "✓ Timer file exists"
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else
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echo "✗ Timer file missing"
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fi
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echo ""
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echo "Timer status:"
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if systemctl is-enabled midnight-shutdown.timer &>/dev/null; then
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echo "✓ Timer is enabled"
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else
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echo "✗ Timer is not enabled"
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fi
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if systemctl is-active midnight-shutdown.timer &>/dev/null; then
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echo "✓ Timer is active"
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else
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echo "✗ Timer is not active"
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fi
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echo ""
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echo "Next scheduled shutdown:"
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systemctl list-timers midnight-shutdown.timer --no-pager 2>/dev/null | grep midnight-shutdown || echo "Timer information not available"
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}
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# Function to show final instructions
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show_instructions() {
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echo ""
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echo "=========================================="
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echo "Midnight Auto-Shutdown Setup Complete"
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echo "=========================================="
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echo "Summary:"
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echo "✓ Systemd service created (/etc/systemd/system/midnight-shutdown.service)"
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echo "✓ Systemd timer created (/etc/systemd/system/midnight-shutdown.timer)"
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echo "✓ Management script created (/usr/local/bin/midnight-shutdown-manager.sh)"
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echo "✓ Timer enabled and started"
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echo ""
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echo "Your PC will now automatically shutdown at 00:00 (midnight) every day."
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echo ""
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echo "Management commands:"
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echo " sudo midnight-shutdown-manager.sh status - Check status"
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echo " sudo midnight-shutdown-manager.sh logs - View shutdown logs"
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echo ""
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echo "Next shutdown: Tonight at 00:00"
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echo ""
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echo "WARNING: This will permanently shutdown your PC every night at midnight."
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echo "Make sure to save your work before midnight!"
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echo ""
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}
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# Function to prompt for confirmation
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confirm_setup() {
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echo ""
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echo "WARNING: Auto-Shutdown Confirmation"
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echo "=================================="
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echo "This will set up your PC to automatically shutdown every day at midnight (00:00)."
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echo ""
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echo "Important considerations:"
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echo "- Any unsaved work will be lost"
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echo "- Running processes will be terminated"
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echo "- Downloads/uploads in progress will be interrupted"
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echo "- You'll need to manually power on your PC each day"
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echo ""
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read -p "Do you want to proceed? (y/N): " confirm
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case "$confirm" in
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[yY]|[yY][eE][sS])
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echo "Proceeding with setup..."
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return 0
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;;
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*)
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echo "Setup cancelled."
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exit 0
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;;
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esac
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}
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# Main execution flow
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main() {
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# Check for sudo privileges
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check_sudo "$@"
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# Confirm setup
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confirm_setup
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# Create systemd files
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create_shutdown_service
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create_shutdown_timer
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create_management_script
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# Enable and start timer
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enable_timer
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# Test setup
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test_setup
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# Show instructions
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show_instructions
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}
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# Run main function
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main "$@"
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