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/*
*
* (C) 2019 - 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 _SYSLOG_COLLECTOR_INTERFACE_H_
#define _SYSLOG_COLLECTOR_INTERFACE_H_
#include "ntop_includes.h"
#ifndef HAVE_NEDGE
class LuaEngine;
typedef struct {
int socket;
struct sockaddr_in address;
char ip_str[INET_ADDRSTRLEN];
} syslog_client;
typedef struct {
bool enable;
struct sockaddr_in addr;
int sock;
} syslog_socket;
class SyslogCollectorInterface : public SyslogParserInterface {
private:
char *endpoint;
syslog_socket udp_socket;
syslog_socket tcp_socket;
syslog_client tcp_connections[MAX_SYSLOG_SUBSCRIBERS];
struct {
u_int32_t num_flows;
} recvStats;
bool openSocket(syslog_socket *ss, const char *server_address, int server_port, int protocol);
void closeSocket(syslog_socket *ss, int protocol);
int initFDSetsSocket(syslog_socket *ss, fd_set *read_fds, fd_set *write_fds, fd_set *except_fds, int protocol);
int initFDSets(fd_set *read_fds, fd_set *write_fds, fd_set *except_fds);
public:
SyslogCollectorInterface(const char *_endpoint);
~SyslogCollectorInterface();
int handleNewConnection();
void closeConnection(syslog_client *client);
int receiveFromClient(syslog_client *client);
int receive(int socket, char *client_ip, bool use_recvfrom);
virtual const char* get_type() const { return(CONST_INTERFACE_TYPE_SYSLOG); };
virtual InterfaceType getIfType() const { return(interface_type_SYSLOG); }
inline char* getEndpoint(u_int8_t id) { return(endpoint); };
virtual bool isPacketInterface() const { return(false); };
void collect_events();
void startPacketPolling();
void shutdown();
bool set_packet_filter(char *filter);
virtual void lua(lua_State* vm);
};
#endif /* HAVE_NEDGE */
#endif /* _SYSLOG_COLLECTOR_INTERFACE_H_ */
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