Add TCP port scan persistence and API endpoint.

Probe configured ports for alive hosts, persist port states, and expose scan port results via REST.

Made-with: Cursor

internal/scans/postgres_store.go

@@ -315,3 +315,46 @@ limit $2`
 	}
 	return out
 }
+
+func (s *PostgresStore) SaveOpenPortResult(scanID string, result OpenPortResult) error {
+	query := `
+insert into scan_ports (scan_id, ip, port, is_open, checked_at)
+values ($1, $2, $3, $4, $5)`
+	_, err := s.db.ExecContext(
+		context.Background(),
+		query,
+		scanID,
+		result.IP,
+		result.Port,
+		result.IsOpen,
+		result.CheckedAt,
+	)
+	return err
+}
+
+func (s *PostgresStore) ListOpenPortResults(scanID string, limit int) []OpenPortResult {
+	if limit <= 0 {
+		limit = 1000
+	}
+	query := `
+select ip::text, port, is_open, checked_at
+from scan_ports
+where scan_id = $1
+order by checked_at desc
+limit $2`
+	rows, err := s.db.QueryContext(context.Background(), query, scanID, limit)
+	if err != nil {
+		return nil
+	}
+	defer rows.Close()
+
+	out := make([]OpenPortResult, 0, limit)
+	for rows.Next() {
+		var p OpenPortResult
+		if err = rows.Scan(&p.IP, &p.Port, &p.IsOpen, &p.CheckedAt); err != nil {
+			return nil
+		}
+		out = append(out, p)
+	}
+	return out
+}