ntopng/include/ViewInterface.h

114 lines
4.7 KiB
C++

/*
*
* (C) 2013-23 - 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 _VIEW_INTERFACE_H_
#define _VIEW_INTERFACE_H_
#include "ntop_includes.h"
class ViewInterface : public NetworkInterface {
private:
bool is_packet_interface;
u_int8_t num_viewed_interfaces;
NetworkInterface *viewed_interfaces[MAX_NUM_VIEW_INTERFACES];
SPSCQueue<Flow *> *viewed_interfaces_queues[MAX_NUM_VIEW_INTERFACES];
virtual void sumStats(TcpFlowStats *_tcpFlowStats, EthStats *_ethStats,
LocalTrafficStats *_localStats, nDPIStats *_ndpiStats,
PacketStats *_pktStats, TcpPacketStats *_tcpPacketStats,
ProtoStats *_discardedProbingStats,
DSCPStats *_dscpStats, SyslogStats *_syslogStats,
RoundTripStats *_downloadStats,
RoundTripStats *_uploadStats) const;
bool addSubinterface(NetworkInterface *iface);
public:
ViewInterface(const char *_endpoint);
~ViewInterface();
bool walker(u_int32_t *begin_slot, bool walk_all, WalkerType wtype,
bool (*walker)(GenericHashEntry *h, void *user_data,
bool *matched),
void *user_data);
void viewed_flows_walker(Flow *f, const struct timeval *tv);
/* Enqueues a flow to a queue reserved for viewed interface identified by
* viewed_interface_id */
bool viewEnqueue(time_t t, Flow *f, u_int8_t viewed_interface_id);
/* Dequeues enqueued flows sequentially for each of the viewed interfaces
belonging to this view. The total number of elements dequeued is returned.
*/
u_int64_t viewDequeue(u_int budget);
virtual bool areTrafficDirectionsSupported() { return (true); };
virtual InterfaceType getIfType() const { return interface_type_VIEW; };
virtual const char *get_type() const { return CONST_INTERFACE_TYPE_VIEW; };
virtual bool is_ndpi_enabled() const { return false; };
virtual bool isPacketInterface() const { return is_packet_interface; };
virtual bool isSampledTraffic() const;
virtual u_int32_t periodicStatsUpdateFrequency() const;
void flowPollLoop();
void startPacketPolling();
bool set_packet_filter(char *filter) { return false; };
AlertsQueue *getAlertsQueue() const { return alertsQueue; };
virtual u_int64_t getNumPackets();
virtual u_int64_t getNumDroppedAlerts();
virtual u_int64_t getNumBytes();
virtual u_int getNumPacketDrops();
virtual u_int64_t getNumDiscardedProbingPackets() const;
virtual u_int64_t getNumDiscardedProbingBytes() const;
virtual u_int64_t getNumNewFlows();
virtual u_int getNumFlows();
virtual u_int64_t getNumActiveAlertedFlows() const;
virtual u_int64_t getNumActiveAlertedFlows(
AlertLevelGroup alert_level_group) const;
virtual u_int64_t getCheckPointNumPackets();
virtual u_int64_t getCheckPointDroppedAlerts();
virtual u_int64_t getCheckPointNumBytes();
virtual u_int32_t getCheckPointNumPacketDrops();
virtual u_int64_t getCheckPointNumDiscardedProbingPackets() const;
virtual u_int64_t getCheckPointNumDiscardedProbingBytes() const;
virtual void checkPointCounters(bool drops_only);
virtual bool hasSeenVLANTaggedPackets() const;
#ifdef NTOPNG_PRO
virtual void getFlowDevices(lua_State *vm);
virtual void getFlowDeviceInfo(lua_State *vm, u_int32_t deviceIP);
#endif
virtual u_int32_t getFlowsHashSize();
virtual Flow *findFlowByKeyAndHashId(u_int32_t key, u_int hash_id,
AddressTree *allowed_hosts);
virtual Flow *findFlowByTuple(u_int16_t vlan_id,
u_int16_t observation_domain_id,
u_int32_t private_flow_id, Mac *src_mac,
Mac *dst_mac, IpAddress *src_ip,
IpAddress *dst_ip, u_int16_t src_port,
u_int16_t dst_port, u_int8_t l4_proto,
AddressTree *allowed_hosts) const;
void dumpFlowLoop();
virtual void lua_queues_stats(lua_State *vm);
};
#endif /* _VIEW_INTERFACE_H_ */