mirror of
https://github.com/acedanger/shell.git
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284 lines
8.9 KiB
Bash
Executable File
284 lines
8.9 KiB
Bash
Executable File
#!/bin/bash
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# Enhanced Crontab Management Script
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# This script helps install and manage the enhanced crontab entries with system logging
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set -e
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# Color codes for output
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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BLUE='\033[0;34m'
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CYAN='\033[0;36m'
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NC='\033[0m' # No Color
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SCRIPT_DIR="$(dirname "$(readlink -f "$0")")"
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HOSTNAME=$(hostname)
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ENHANCED_CRONTAB_FILE="$SCRIPT_DIR/crontab-${HOSTNAME}.txt"
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BACKUP_CRONTAB_FILE="/tmp/crontab-backup-$(date +%Y%m%d_%H%M%S)"
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log_message() {
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echo -e "$(date '+%H:%M:%S') $1"
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}
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log_error() {
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log_message "${RED}ERROR: $1${NC}"
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}
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log_success() {
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log_message "${GREEN}SUCCESS: $1${NC}"
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}
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log_warning() {
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log_message "${YELLOW}WARNING: $1${NC}"
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}
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log_info() {
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log_message "${BLUE}INFO: $1${NC}"
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}
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backup_current_crontab() {
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log_info "Creating structured backup using crontab-backup-system for host: $HOSTNAME"
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# Use the comprehensive backup system
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if [ -f "$SCRIPT_DIR/crontab-backup-system.sh" ]; then
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if "$SCRIPT_DIR/crontab-backup-system.sh" backup manual; then
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log_success "Structured crontab backup created successfully"
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else
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log_warning "Structured backup failed, falling back to temporary backup"
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# Fallback to simple backup
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log_info "Backing up current root crontab to $BACKUP_CRONTAB_FILE"
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if sudo crontab -l > "$BACKUP_CRONTAB_FILE" 2>/dev/null; then
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log_success "Temporary backup created successfully"
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else
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log_warning "No existing crontab found or backup failed"
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fi
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fi
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else
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log_warning "crontab-backup-system.sh not found, using temporary backup"
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# Fallback to simple backup
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log_info "Backing up current root crontab to $BACKUP_CRONTAB_FILE"
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if sudo crontab -l > "$BACKUP_CRONTAB_FILE" 2>/dev/null; then
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log_success "Temporary backup created successfully"
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else
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log_warning "No existing crontab found or backup failed"
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fi
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fi
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}
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install_enhanced_crontab() {
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log_info "Installing enhanced crontab entries for system: $HOSTNAME"
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# Check for system-specific crontab file first
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if [ ! -f "$ENHANCED_CRONTAB_FILE" ]; then
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log_warning "System-specific crontab file not found: $ENHANCED_CRONTAB_FILE"
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log_info "Available crontab files:"
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ls -la "$SCRIPT_DIR"/crontab-*.txt 2>/dev/null || log_warning "No system-specific crontab files found"
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log_error "No suitable crontab file found. Please create $ENHANCED_CRONTAB_FILE"
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return 1
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fi
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# Create a backup before making changes
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if [ -f "$SCRIPT_DIR/crontab-backup-system.sh" ]; then
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log_info "Creating pre-install backup"
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if ! "$SCRIPT_DIR/crontab-backup-system.sh" backup pre-install; then
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log_warning "Pre-install backup failed (normal for systems with no existing crontab)"
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fi
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fi
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# Extract just the cron entries (skip comments and empty lines)
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grep -E '^[0-9]' "$ENHANCED_CRONTAB_FILE" > /tmp/cron_entries_only.txt
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# Validate the crontab syntax before installing
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log_info "Validating crontab syntax"
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if [ -f "$SCRIPT_DIR/crontab-backup-system.sh" ]; then
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if ! "$SCRIPT_DIR/crontab-backup-system.sh" validate /tmp/cron_entries_only.txt; then
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log_error "Crontab syntax validation failed"
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rm -f /tmp/cron_entries_only.txt
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return 1
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fi
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else
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log_warning "Backup script not found, skipping validation"
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fi
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if sudo crontab /tmp/cron_entries_only.txt; then
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log_success "Enhanced crontab entries installed successfully"
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rm -f /tmp/cron_entries_only.txt
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# Create a post-install backup
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if [ -f "$SCRIPT_DIR/crontab-backup-system.sh" ]; then
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if ! "$SCRIPT_DIR/crontab-backup-system.sh" backup post-install; then
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log_warning "Post-install backup failed, but crontab installation was successful"
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fi
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fi
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else
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log_error "Failed to install enhanced crontab entries"
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rm -f /tmp/cron_entries_only.txt
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return 1
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fi
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}
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show_current_crontab() {
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log_info "Current root crontab entries:"
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echo
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sudo crontab -l 2>/dev/null || log_warning "No crontab entries found"
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echo
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}
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show_log_monitoring_commands() {
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log_info "Commands to monitor backup logs:"
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echo
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echo -e "${CYAN}# Use the enhanced backup log monitor:${NC}"
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echo "./backup-log-monitor.sh monitor # Real-time monitoring"
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echo "./backup-log-monitor.sh recent 24 # Last 24 hours"
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echo "./backup-log-monitor.sh health # System health check"
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echo "./backup-log-monitor.sh report 7 # Weekly report"
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echo
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echo -e "${CYAN}# Direct journalctl commands:${NC}"
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echo "sudo journalctl -f -t plex-backup -t backup-move -t plex-validation -t immich-backup -t plex-report"
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echo
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echo -e "${CYAN}# View logs from the last 24 hours:${NC}"
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echo "sudo journalctl --since '24 hours ago' -t plex-backup -t backup-move -t plex-validation -t immich-backup -t plex-report"
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echo
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echo -e "${CYAN}# View only error logs:${NC}"
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echo "sudo journalctl --priority=err -t plex-backup -t backup-move -t plex-validation -t immich-backup -t plex-report"
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echo
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echo -e "${CYAN}# View logs for a specific backup type (e.g., plex-backup):${NC}"
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echo "sudo journalctl -t plex-backup --since '1 week ago'"
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echo
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}
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setup_logrotate() {
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log_info "Setting up logrotate for backup logs"
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cat > /tmp/backup-logs-logrotate << 'EOF'
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# Logrotate configuration for backup logs
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# This ensures syslog doesn't grow too large with backup logs
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/var/log/syslog {
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daily
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missingok
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rotate 7
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compress
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delaycompress
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notifempty
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postrotate
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/usr/lib/rsyslog/rsyslog-rotate
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endscript
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}
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EOF
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if sudo cp /tmp/backup-logs-logrotate /etc/logrotate.d/backup-logs; then
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log_success "Logrotate configuration installed"
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else
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log_warning "Failed to install logrotate configuration"
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fi
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rm -f /tmp/backup-logs-logrotate
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}
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verify_scripts_exist() {
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log_info "Verifying all backup scripts exist and are executable"
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local scripts=(
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"/home/acedanger/shell/move-backups.sh"
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"/home/acedanger/shell/backup-plex.sh"
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"/home/acedanger/shell/validate-plex-backups.sh"
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)
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local all_good=true
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for script in "${scripts[@]}"; do
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if [ -f "$script" ]; then
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if [ -x "$script" ]; then
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log_success "✓ $script exists and is executable"
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else
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log_warning "! $script exists but is not executable"
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sudo chmod +x "$script"
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log_success "✓ Made $script executable"
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fi
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else
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log_error "✗ $script not found"
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all_good=false
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fi
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done
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if $all_good; then
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log_success "All backup scripts are ready"
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else
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log_error "Some backup scripts are missing"
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return 1
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fi
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}
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show_usage() {
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echo "Enhanced Crontab Management Script"
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echo
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echo "Usage: $0 [OPTION]"
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echo
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echo "Options:"
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echo " install Install the enhanced crontab entries with backup system"
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echo " show Show current crontab entries"
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echo " backup Backup current crontab only"
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echo " verify Verify all scripts exist and are executable"
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echo " monitor Show log monitoring commands"
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echo " logrotate Setup logrotate for backup logs"
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echo " status Show backup system health status"
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echo " help Show this help message"
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echo
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echo "Additional Tools:"
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echo " ./crontab-backup-system.sh Comprehensive crontab backup management"
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echo " ./backup-log-monitor.sh Advanced backup log monitoring"
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echo
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}
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case "${1:-help}" in
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install)
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# Check if --help flag is present
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if [[ "$*" == *"--help"* ]]; then
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show_usage
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exit 0
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fi
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verify_scripts_exist
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backup_current_crontab
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install_enhanced_crontab
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show_current_crontab
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setup_logrotate
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show_log_monitoring_commands
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# Setup automated backup system
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if [ -f "$SCRIPT_DIR/crontab-backup-system.sh" ]; then
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log_info "Setting up automated crontab backup system"
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"$SCRIPT_DIR/crontab-backup-system.sh" setup-auto
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fi
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;;
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show)
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show_current_crontab
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;;
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backup)
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backup_current_crontab
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;;
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verify)
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verify_scripts_exist
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;;
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monitor)
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show_log_monitoring_commands
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;;
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logrotate)
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setup_logrotate
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;;
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status)
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if [ -f "$SCRIPT_DIR/backup-log-monitor.sh" ]; then
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"$SCRIPT_DIR/backup-log-monitor.sh" health
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else
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log_warning "Backup log monitor not found, showing basic status"
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show_current_crontab
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fi
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;;
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help|*)
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show_usage
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;;
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esac
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