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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 _OBSERVATION_POINT_H
#define _OBSERVATION_POINT_H
#include "ntop_includes.h"
class Score;
class ObservationPoint : public GenericHashEntry, public GenericTrafficElement, public SerializableElement, public Score {
private:
/* Note: country name can be more then 2 chars, see
* https://www.iso.org/iso-3166-country-codes.html
*/
u_int16_t obs_point;
NetworkStats dirstats;
u_int64_t num_flows;
std::atomic<bool> delete_requested;
bool remove_entry;
inline void incSentStats(time_t t, u_int64_t num_pkts, u_int64_t num_bytes) {
if(first_seen == 0) first_seen = t,
last_seen = iface->getTimeLastPktRcvd();
sent.incStats(t, num_pkts, num_bytes);
}
inline void incRcvdStats(time_t t,u_int64_t num_pkts, u_int64_t num_bytes) {
rcvd.incStats(t, num_pkts, num_bytes);
}
public:
ObservationPoint(NetworkInterface *_iface, u_int16_t obs_point);
~ObservationPoint();
void set_hash_entry_state_idle();
bool is_hash_entry_state_idle_transition_ready();
inline u_int64_t getNumFlows() { return num_flows; }
inline u_int16_t getNumHosts() { return getUses(); }
inline u_int32_t key() { return obs_point; }
inline u_int32_t getObsPoint() { return obs_point; }
bool equal(u_int16_t _obs_point) { return (obs_point == _obs_point); }
inline bool equal(ObservationPoint *_obs_point) { return (obs_point == _obs_point->key()); }
inline void incFlows() { num_flows++; }
inline void incStats(time_t when, u_int16_t proto_id,
u_int64_t sent_packets, u_int64_t sent_bytes,
u_int64_t rcvd_packets, u_int64_t rcvd_bytes) {
if(!remove_entry) {
if(ndpiStats || (ndpiStats = new nDPIStats()))
ndpiStats->incStats(when, proto_id, sent_packets, sent_bytes, rcvd_packets, rcvd_bytes);
incSentStats(when, sent_packets, sent_bytes);
incRcvdStats(when, rcvd_packets, rcvd_bytes);
}
}
virtual void updateStats(const struct timeval *tv);
void lua(lua_State* vm, DetailsLevel details_level, bool asListElement);
inline void deserialize(json_object *obj) {
if(!remove_entry) {
json_object *o;
GenericHashEntry::deserialize(obj);
GenericTrafficElement::deserialize(obj, iface);
if(json_object_object_get_ex(obj, "flows", &o))
num_flows = json_object_get_int64(o);
}
}
inline void serialize(json_object *obj, DetailsLevel details_level) {
if(!remove_entry) {
GenericHashEntry::getJSONObject(obj, details_level);
GenericTrafficElement::getJSONObject(obj, iface);
json_object_object_add(obj, "flows", json_object_new_int64(num_flows));
}
}
inline char* getSerializationKey(char *buf, uint bufsize) { snprintf(buf, bufsize, OBS_POINT_SERIALIZED_KEY, iface->get_id(), obs_point); return(buf); }
inline void setDeleteRequested(bool to_be_deleted) { delete_requested = to_be_deleted; }
inline void deleteObsStats() { remove_entry = true; }
};
#endif /* _OBSERVATION_POINT_H */
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