ntopng/src/FlowAlert.cpp
Alfredo Cardigliano 9352d0cdcd Update copyright
2025-01-02 09:09:56 +01:00

74 lines
2.2 KiB
C++

/*
*
* (C) 2013-25 - ntop.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#include "ntop_includes.h"
/* **************************************************** */
FlowAlert::FlowAlert(FlowCheck *c, Flow *f) {
if(trace_new_delete) ntop->getTrace()->traceEvent(TRACE_NORMAL, "[new] %s", __FILE__);
flow = f;
cli_attacker = srv_attacker = false;
cli_victim = srv_victim = false;
cli_score = srv_score = 0;
if (c) check_name = c->getName();
alert_score = SCORE_LEVEL_INFO;
json_alert = NULL;
}
/* **************************************************** */
FlowAlert::~FlowAlert() {
if(trace_new_delete) ntop->getTrace()->traceEvent(TRACE_NORMAL, "[delete] %s", __FILE__);
if (json_alert) free(json_alert);
}
/* ***************************************************** */
const char *FlowAlert::getSerializedAlert() {
ndpi_serializer serializer;
char *json;
u_int32_t json_len;
if (json_alert)
return json_alert;
if (ndpi_init_serializer(&serializer, ndpi_serialization_format_json) == -1)
return NULL;
ndpi_serialize_start_of_block(&serializer, "alert_generation");
ndpi_serialize_string_string(&serializer, "script_key", getCheckName().c_str());
ndpi_serialize_string_string(&serializer, "subdir", "flow");
ndpi_serialize_end_of_block(&serializer);
ndpi_serialize_string_uint32(&serializer, "score", getAlertScore());
getAlertJSON(&serializer);
json = ndpi_serializer_get_buffer(&serializer, &json_len);
if (json)
json_alert = strdup(json);
ndpi_term_serializer(&serializer);
return json_alert;
}