Add SNMP v2c probing and results endpoint.

Probe sysName/sysDescr/sysObjectID for alive hosts, persist SNMP outcomes, and expose scan SNMP data via REST.

Made-with: Cursor

internal/scans/postgres_store.go

@@ -358,3 +358,58 @@ limit $2`
 	}
 	return out
 }
+
+func (s *PostgresStore) SaveSNMPResult(scanID string, result SNMPResult) error {
+	query := `
+insert into scan_snmp (scan_id, ip, success, sys_name, sys_descr, sys_object_id, error_text, checked_at)
+values ($1, $2, $3, $4, $5, $6, $7, $8)`
+	_, err := s.db.ExecContext(
+		context.Background(),
+		query,
+		scanID,
+		result.IP,
+		result.Success,
+		result.SysName,
+		result.SysDescr,
+		result.SysObjectID,
+		result.Error,
+		result.CheckedAt,
+	)
+	return err
+}
+
+func (s *PostgresStore) ListSNMPResults(scanID string, limit int) []SNMPResult {
+	if limit <= 0 {
+		limit = 1000
+	}
+	query := `
+select ip::text, success, coalesce(sys_name, ''), coalesce(sys_descr, ''), coalesce(sys_object_id, ''),
+       coalesce(error_text, ''), checked_at
+from scan_snmp
+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([]SNMPResult, 0, limit)
+	for rows.Next() {
+		var sres SNMPResult
+		if err = rows.Scan(
+			&sres.IP,
+			&sres.Success,
+			&sres.SysName,
+			&sres.SysDescr,
+			&sres.SysObjectID,
+			&sres.Error,
+			&sres.CheckedAt,
+		); err != nil {
+			return nil
+		}
+		out = append(out, sres)
+	}
+	return out
+}