File: //usr/lib64/nagios/plugins/check_enhance_backup
#!/bin/bash
# check_enhance_backup
# Author: Radoslav Stoimenov <radoslav.stoimenov@worldhost.group>
# Version 0.1
# Perform the check
backup_servers_count=$(/usr/bin/sudo -u postgres /usr/bin/psql -d orchd -t -c "SELECT COUNT(*) FROM servers WHERE backup = 1;" | tr -d '[:space:]')
if [[ $backup_servers_count != "0" ]]; then
echo "[OK] - Backup server/s for cluster configured: $backup_servers_count"
exit 0
else
echo "[CRITICAL] - Backup server/s not configured."
exit 2
fi