mirror of
https://github.com/ntop/ntopng.git
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126 lines
4.4 KiB
C++
126 lines
4.4 KiB
C++
/*
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*
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* (C) 2014-26 - ntop.org
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef _HTTP_STATS_H_
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#define _HTTP_STATS_H_
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#include "ntop_includes.h"
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class Host;
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struct http_query_stats {
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u_int32_t num_get, num_post, num_head, num_put, num_other;
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};
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struct http_response_stats {
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u_int32_t num_1xx, num_2xx, num_3xx, num_4xx, num_5xx;
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};
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// to be more efficient, we keep rates as 16 bit integers
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// rather than float. Indeed, decimal places in request rates
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// are not so informative to justify the use of floats. For example
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// if a host is making 198 or 198.1 reqs/sec there is not a big deal of
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// difference
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struct http_response_rates {
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u_int16_t rate_1xx, rate_2xx, rate_3xx, rate_4xx, rate_5xx;
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};
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struct http_query_rates {
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u_int16_t rate_get, rate_post, rate_head, rate_put, rate_other;
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};
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enum { AS_SENDER = 0, AS_RECEIVER };
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class HTTPstats {
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private:
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struct http_query_stats query[2];
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struct http_response_stats response[2];
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struct http_query_rates query_rate[2];
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struct http_response_rates response_rate[2];
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struct http_query_stats last_query_sample[2];
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struct http_response_stats last_response_sample[2];
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struct timeval last_update_time;
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HostHash* h;
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Host* host;
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bool warning_shown;
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VirtualHostHash* virtualHosts;
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void getRequests(const struct http_query_stats* q, u_int32_t* num_get,
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u_int32_t* num_post, u_int32_t* num_head, u_int32_t* num_put,
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u_int32_t* num_other);
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void getResponses(const struct http_response_stats* r, u_int32_t* num_1xx,
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u_int32_t* num_2xx, u_int32_t* num_3xx, u_int32_t* num_4xx,
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u_int32_t* num_5xx);
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void getRequestsRates(const struct http_query_rates* dq, u_int16_t* rate_get,
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u_int16_t* rate_post, u_int16_t* rate_head,
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u_int16_t* rate_put, u_int16_t* rate_other);
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void getResponsesRates(const struct http_response_rates* dr,
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u_int16_t* rate_1xx, u_int16_t* rate_2xx,
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u_int16_t* rate_3xx, u_int16_t* rate_4xx,
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u_int16_t* rate_5xx);
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void getRequestsDelta(const struct http_query_stats* q0,
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const struct http_query_stats* q1, u_int32_t* delta_get,
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u_int32_t* delta_post, u_int32_t* delta_head,
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u_int32_t* delta_put, u_int32_t* delta_other);
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void getResponsesDelta(const struct http_response_stats* r0,
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const struct http_response_stats* r1,
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u_int32_t* delta_1xx, u_int32_t* delta_2xx,
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u_int32_t* delta_3xx, u_int32_t* delta_4xx,
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u_int32_t* delta_5xx);
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void luaAddCounters(lua_State* vm, bool as_sender);
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void luaAddRates(lua_State* vm, bool as_sender);
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void JSONObjectAddCounters(json_object* j, bool as_sender);
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void JSONObjectAddRates(json_object* j, bool as_sender);
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inline u_int16_t makeRate(u_int16_t v, float tdiff) {
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return ((u_int16_t)((((float)v * 1000) / tdiff) + .5f));
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}
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public:
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HTTPstats(Host* host);
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~HTTPstats();
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inline u_int32_t get_num_virtual_hosts() {
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return (virtualHosts ? virtualHosts->getNumEntries() : 0);
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}
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void incStats(bool as_client, const FlowHTTPStats* fts);
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json_object* getJSONObject();
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u_int32_t getSentNumQueries();
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u_int32_t getSentNumResponses();
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u_int32_t getRcvdNumQueries();
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u_int32_t getRcvdNumResponses();
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void lua(lua_State* vm);
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u_int32_t luaVirtualHosts(lua_State* vm, char* virtual_host, Host* h);
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void updateStats(const struct timeval* tv);
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bool updateHTTPHostRequest(time_t t, char* virtual_host_name,
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u_int32_t num_requests, u_int32_t bytes_sent,
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u_int32_t bytes_rcvd);
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};
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#endif /* _HTTP_STATS_H_ */
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