ntopng/include/LabelsConfiguration.h

57 lines
1.8 KiB
C++

/*
*
* (C) 2013-26 - 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 _LABELS_CONFIGURATION_H
#define _LABELS_CONFIGURATION_H
#include "ntop_includes.h"
/*
* LabelsConfiguration manages host-label bitmaps.
*
* Data is stored in-memory in VLANAddressTree
* and stored in redis for persistency (ntopng.prefs.host_labels_bitmap.<serialization_key>)
*/
class LabelsConfiguration {
private:
VLANAddressTree tree;
void store_to_redis(const char *key, u_int64_t bitmap);
void add_to_tree(const char *key, u_int64_t bitmap);
public:
LabelsConfiguration() = default;
~LabelsConfiguration() = default;
/* Scan Redis for ntopng.prefs.host_labels_bitmap.<iface_id>_* keys and initialize the tree at startup */
void loadFromRedis(int iface_id);
/* Direct lookups (radix tree) */
u_int64_t getLabels(const u_int8_t mac[6]);
u_int64_t getLabels(IpAddress *ip, u_int16_t vlan_id);
/* Look up a label bitmap by serialization key (return 0 when not found) */
u_int64_t getLabels(const char *key);
void setLabels(const char *key, u_int64_t bitmap);
};
#endif /* _LABELS_CONFIGURATION_H */