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/*
*
* (C) 2013-22 - 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.
*
*/
#ifndef _DNS_STATS_H_
#define _DNS_STATS_H_
#include "ntop_includes.h"
struct queries_breakdown {
u_int32_t num_a, num_ns, num_cname, num_soa,
num_ptr, num_mx, num_txt, num_aaaa,
num_any, num_other;
};
struct dns_stats {
MonitoredCounter<u_int32_t> num_queries, num_replies_ok, num_replies_error;
struct queries_breakdown breakdown;
};
class DnsStats {
private:
struct dns_stats sent_stats, rcvd_stats;
void deserializeStats(json_object *o, struct dns_stats *stats);
json_object* getStatsJSONObject(struct dns_stats *stats);
void luaStats(lua_State *vm, struct dns_stats *stats, const char *label, bool verbose);
public:
DnsStats();
void incStats(bool as_client, const FlowDNSStats *fts);
void updateStats(const struct timeval * const tv);
u_int32_t getSentNumQueries() { return sent_stats.num_queries.get(); }
u_int32_t getSentNumRepliesOk() { return sent_stats.num_replies_ok.get(); }
u_int32_t getSentNumRepliesError() { return sent_stats.num_replies_error.get(); }
u_int32_t getRcvdNumQueries() { return rcvd_stats.num_queries.get(); }
u_int32_t getRcvdNumRepliesOk() { return rcvd_stats.num_replies_ok.get(); }
u_int32_t getRcvdNumRepliesError() { return rcvd_stats.num_replies_error.get(); }
char* serialize();
void deserialize(json_object *o);
json_object* getJSONObject();
void lua(lua_State *vm, bool verbose);
bool hasAnomalies(time_t when);
void luaAnomalies(lua_State* vm, time_t when);
};
#endif /* _STATS_H_ */
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