#!/bin/bash
set -euo pipefail

SCAN_DIR="<%= @cv_scan_dir %>"
LOG_FILE="<%= @cv_logfile %>"
TMP_ALERT="<%= @cv_alert_file %>"
EMAIL="<%= @cv_alert_email %>"

# Ensure the log directory exists
mkdir -p "$(dirname "$LOG_FILE")"

# Preferred: clamdscan with multiscan + fdpass
clamdscan --multiscan --fdpass --infected --log="$LOG_FILE" "$SCAN_DIR" > /dev/null || true

# Check for infections (same logic as before)
if grep -q "Infected files: [^0]" "$LOG_FILE" 2>/dev/null; then
    {
        echo "ClamAV has found infected files on $(hostname)!"
        echo ""
        grep "FOUND" "$LOG_FILE" || true
    } > "$TMP_ALERT"

    mail -s "⚠️ ClamAV Alert on $(hostname)" "$EMAIL" < "$TMP_ALERT"
fi

rm -f "$TMP_ALERT"