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feat: periodically install wrapper anad hosts files
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parent
8322541618
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342
scripts/setup_periodic_system.sh
Executable file
342
scripts/setup_periodic_system.sh
Executable file
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#!/bin/bash
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# Script to set up periodic execution of pacman wrapper and hosts file installation
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# Executes every hour and on system startup
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# Handles sudo privileges automatically
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set -e # Exit on any error
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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 and timers."
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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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# Check for sudo privileges first
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check_sudo "$@"
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echo "Periodic System Setup - Pacman Wrapper & Hosts File"
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echo "==================================================="
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echo "Current Date: $(date)"
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echo "User: $USER"
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echo "Original user: ${SUDO_USER:-$USER}"
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# Get the directory where this script is located
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SCRIPT_DIR="$(dirname "$(readlink -f "$0")")"
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CONFIG_DIR="$(dirname "$SCRIPT_DIR")"
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# Define paths
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PACMAN_WRAPPER_SCRIPT="$CONFIG_DIR/scripts/pacman_wrapper.sh"
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PACMAN_WRAPPER_INSTALL="$CONFIG_DIR/scripts/install_pacman_wrapper.sh"
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HOSTS_INSTALL_SCRIPT="$CONFIG_DIR/hosts/install.sh"
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echo ""
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echo "Configuration directory: $CONFIG_DIR"
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echo "Pacman wrapper script: $PACMAN_WRAPPER_SCRIPT"
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echo "Pacman wrapper installer: $PACMAN_WRAPPER_INSTALL"
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echo "Hosts install script: $HOSTS_INSTALL_SCRIPT"
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# Function to verify required files exist
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verify_files() {
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echo ""
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echo "1. Verifying Required Files..."
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echo "=============================="
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local missing_files=()
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if [[ ! -f "$PACMAN_WRAPPER_SCRIPT" ]]; then
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missing_files+=("$PACMAN_WRAPPER_SCRIPT")
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fi
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if [[ ! -f "$PACMAN_WRAPPER_INSTALL" ]]; then
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missing_files+=("$PACMAN_WRAPPER_INSTALL")
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fi
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if [[ ! -f "$HOSTS_INSTALL_SCRIPT" ]]; then
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missing_files+=("$HOSTS_INSTALL_SCRIPT")
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fi
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if [[ ${#missing_files[@]} -gt 0 ]]; then
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echo "Error: The following required files are missing:"
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for file in "${missing_files[@]}"; do
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echo " - $file"
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done
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exit 1
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fi
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echo "✓ All required files found"
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}
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# Function to create the combined execution script
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create_execution_script() {
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echo ""
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echo "2. Creating Combined Execution Script..."
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echo "======================================="
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local exec_script="/usr/local/bin/periodic-system-maintenance.sh"
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cat > "$exec_script" << EOF
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#!/bin/bash
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# Periodic system maintenance script
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# Installs pacman wrapper and updates hosts file
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# Created by setup_periodic_system.sh on $(date)
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set -e
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LOG_FILE="/var/log/periodic-system-maintenance.log"
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# Function to log with timestamp
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log_message() {
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echo "\$(date '+%Y-%m-%d %H:%M:%S') - \$1" >> "\$LOG_FILE"
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}
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# Function to execute with logging
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execute_with_log() {
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local script_path="\$1"
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local script_name="\$2"
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log_message "Starting \$script_name"
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echo "Executing \$script_name..." >&2
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if [[ -f "\$script_path" ]]; then
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if bash "\$script_path" >> "\$LOG_FILE" 2>&1; then
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log_message "\$script_name completed successfully"
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echo "✓ \$script_name completed successfully" >&2
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else
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log_message "\$script_name failed with exit code \$?"
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echo "✗ \$script_name failed" >&2
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fi
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else
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log_message "\$script_name not found at \$script_path"
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echo "✗ \$script_name not found at \$script_path" >&2
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fi
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}
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# Start maintenance
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log_message "=== Periodic System Maintenance Started ==="
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# Install pacman wrapper
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execute_with_log "$PACMAN_WRAPPER_INSTALL" "Pacman Wrapper Installation"
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# Update hosts file
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execute_with_log "$HOSTS_INSTALL_SCRIPT" "Hosts File Update"
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log_message "=== Periodic System Maintenance Completed ==="
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echo "Periodic system maintenance completed. Check $LOG_FILE for details." >&2
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EOF
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chmod +x "$exec_script"
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echo "✓ Created execution script: $exec_script"
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}
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# Function to create systemd service
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create_systemd_service() {
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echo ""
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echo "3. Creating Systemd Service..."
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echo "============================="
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local service_file="/etc/systemd/system/periodic-system-maintenance.service"
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cat > "$service_file" << EOF
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[Unit]
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Description=Periodic System Maintenance (Pacman Wrapper & Hosts File)
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After=network-online.target
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Wants=network-online.target
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[Service]
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Type=oneshot
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User=root
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ExecStart=/usr/local/bin/periodic-system-maintenance.sh
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StandardOutput=journal
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StandardError=journal
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# Timeout settings
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TimeoutStartSec=300
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TimeoutStopSec=30
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# Restart settings
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Restart=no
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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: $service_file"
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}
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# Function to create systemd timer for hourly execution
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create_systemd_timer() {
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echo ""
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echo "4. Creating Systemd Timer..."
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echo "============================"
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local timer_file="/etc/systemd/system/periodic-system-maintenance.timer"
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cat > "$timer_file" << EOF
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[Unit]
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Description=Run Periodic System Maintenance every hour
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Requires=periodic-system-maintenance.service
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[Timer]
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# Run every hour
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OnCalendar=hourly
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# Run on system startup (5 minutes after boot)
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OnBootSec=5min
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# Add randomization to prevent all systems from running simultaneously
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RandomizedDelaySec=300
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# Ensure timer persists across reboots
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Persistent=true
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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: $timer_file"
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}
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# Function to create startup service (additional to timer)
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create_startup_service() {
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echo ""
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echo "5. Creating Startup Service..."
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echo "=============================="
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local startup_service="/etc/systemd/system/periodic-system-startup.service"
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cat > "$startup_service" << EOF
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[Unit]
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Description=System Maintenance on Startup (Pacman Wrapper & Hosts File)
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After=network-online.target systemd-resolved.service
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Wants=network-online.target
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[Service]
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Type=oneshot
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User=root
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ExecStart=/usr/local/bin/periodic-system-maintenance.sh
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StandardOutput=journal
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StandardError=journal
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RemainAfterExit=yes
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# Timeout settings
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TimeoutStartSec=300
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TimeoutStopSec=30
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[Install]
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WantedBy=multi-user.target
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EOF
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echo "✓ Created startup service: $startup_service"
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}
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# Function to enable and start services
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enable_services() {
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echo ""
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echo "6. Enabling Services and 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 "✓ Systemd daemon reloaded"
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# Enable and start the timer
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systemctl enable periodic-system-maintenance.timer
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systemctl start periodic-system-maintenance.timer
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echo "✓ Timer enabled and started"
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# Enable startup service (but don't start it now)
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systemctl enable periodic-system-startup.service
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echo "✓ Startup service enabled"
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# Show timer status
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echo ""
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echo "Timer Status:"
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systemctl status periodic-system-maintenance.timer --no-pager -l
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echo ""
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echo "Next scheduled runs:"
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systemctl list-timers periodic-system-maintenance.timer --no-pager
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}
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# Function to create log rotation configuration
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create_log_rotation() {
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echo ""
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echo "7. Setting up Log Rotation..."
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echo "============================="
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local logrotate_conf="/etc/logrotate.d/periodic-system-maintenance"
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cat > "$logrotate_conf" << EOF
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/var/log/periodic-system-maintenance.log {
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weekly
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rotate 4
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compress
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delaycompress
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missingok
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notifempty
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create 644 root root
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postrotate
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systemctl reload-or-restart rsyslog > /dev/null 2>&1 || true
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endscript
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}
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EOF
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echo "✓ Created log rotation configuration: $logrotate_conf"
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}
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# Function to run initial execution
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run_initial_execution() {
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echo ""
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echo "8. Running Initial Execution..."
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echo "==============================="
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echo "Would you like to run the system maintenance now to test the setup?"
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read -p "Run initial execution? (y/N): " -n 1 -r
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echo
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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echo "Running initial system maintenance..."
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/usr/local/bin/periodic-system-maintenance.sh
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echo "✓ Initial execution completed"
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else
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echo "Skipping initial execution"
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fi
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}
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# Main execution
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verify_files
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create_execution_script
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create_systemd_service
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create_systemd_timer
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create_startup_service
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enable_services
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create_log_rotation
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run_initial_execution
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echo ""
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echo "=========================================="
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echo "Periodic System Setup Complete"
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echo "=========================================="
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echo "Summary:"
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echo "✓ Execution script created: /usr/local/bin/periodic-system-maintenance.sh"
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echo "✓ Systemd service created and enabled: periodic-system-maintenance.service"
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echo "✓ Systemd timer created and enabled: periodic-system-maintenance.timer"
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echo "✓ Startup service created and enabled: periodic-system-startup.service"
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echo "✓ Log rotation configured: /etc/logrotate.d/periodic-system-maintenance"
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echo ""
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echo "The system will now:"
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echo "• Run maintenance every hour"
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echo "• Run maintenance 5 minutes after system startup"
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echo "• Log all activities to /var/log/periodic-system-maintenance.log"
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echo ""
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echo "To check status:"
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echo " systemctl status periodic-system-maintenance.timer"
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echo " systemctl list-timers periodic-system-maintenance.timer"
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echo ""
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echo "To view logs:"
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echo " tail -f /var/log/periodic-system-maintenance.log"
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echo " journalctl -u periodic-system-maintenance.service -f"
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echo ""
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echo "To disable (if needed):"
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echo " sudo systemctl disable periodic-system-maintenance.timer"
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echo " sudo systemctl disable periodic-system-startup.service"
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