Initial commit: BC backup project

cron-examples.txt

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+# Cron Job Examples for BC Backup Automation
+# Add these to your crontab with: crontab -e
+
+# ===================================
+# Hourly Backup (Every hour at minute 0)
+# ===================================
+0 * * * * /home/malin/c0ding/bcbak/bc-backup.sh >> /home/malin/c0ding/bcbak/logs/cron.log 2>&1
+
+# ===================================
+# Every 2 hours
+# ===================================
+0 */2 * * * /home/malin/c0ding/bcbak/bc-backup.sh >> /home/malin/c0ding/bcbak/logs/cron.log 2>&1
+
+# ===================================
+# Every 4 hours
+# ===================================
+0 */4 * * * /home/malin/c0ding/bcbak/bc-backup.sh >> /home/malin/c0ding/bcbak/logs/cron.log 2>&1
+
+# ===================================
+# Every 6 hours (at 00:00, 06:00, 12:00, 18:00)
+# ===================================
+0 0,6,12,18 * * * /home/malin/c0ding/bcbak/bc-backup.sh >> /home/malin/c0ding/bcbak/logs/cron.log 2>&1
+
+# ===================================
+# Daily at 2:00 AM
+# ===================================
+0 2 * * * /home/malin/c0ding/bcbak/bc-backup.sh >> /home/malin/c0ding/bcbak/logs/cron.log 2>&1
+
+# ===================================
+# Multiple times per day (8 AM, 12 PM, 4 PM, 8 PM)
+# ===================================
+0 8,12,16,20 * * * /home/malin/c0ding/bcbak/bc-backup.sh >> /home/malin/c0ding/bcbak/logs/cron.log 2>&1
+
+# ===================================
+# Business hours only (9 AM - 5 PM, hourly)
+# ===================================
+0 9-17 * * 1-5 /home/malin/c0ding/bcbak/bc-backup.sh >> /home/malin/c0ding/bcbak/logs/cron.log 2>&1
+
+# ===================================
+# With email notifications (requires mail/sendmail)
+# ===================================
+MAILTO=your-email@example.com
+0 * * * * /home/malin/c0ding/bcbak/bc-backup.sh >> /home/malin/c0ding/bcbak/logs/cron.log 2>&1
+
+# ===================================
+# With environment variables
+# ===================================
+PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+0 * * * * /home/malin/c0ding/bcbak/bc-backup.sh >> /home/malin/c0ding/bcbak/logs/cron.log 2>&1
+
+# ===================================
+# Systemd Timer Alternative (More Reliable)
+# ===================================
+# Instead of cron, you can use systemd timers.
+# Create files in /etc/systemd/system/:
+#
+# bc-backup.service:
+# [Unit]
+# Description=Business Central Database Backup
+#
+# [Service]
+# Type=oneshot
+# User=malin
+# WorkingDirectory=/home/malin/c0ding/bcbak
+# ExecStart=/home/malin/c0ding/bcbak/bc-backup.sh
+# StandardOutput=append:/home/malin/c0ding/bcbak/logs/backup.log
+# StandardError=append:/home/malin/c0ding/bcbak/logs/backup.log
+#
+# bc-backup.timer:
+# [Unit]
+# Description=Run BC Backup Every Hour
+#
+# [Timer]
+# OnCalendar=hourly
+# Persistent=true
+#
+# [Install]
+# WantedBy=timers.target
+#
+# Enable with:
+# sudo systemctl daemon-reload
+# sudo systemctl enable bc-backup.timer
+# sudo systemctl start bc-backup.timer
+# sudo systemctl status bc-backup.timer
+
+# ===================================
+# Useful Cron Management Commands
+# ===================================
+# Edit crontab:           crontab -e
+# List crontab:           crontab -l
+# Remove all cron jobs:   crontab -r
+# View cron logs:         grep CRON /var/log/syslog
+# Test cron environment:  * * * * * env > /tmp/cron-env.txt