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Willy TARREAU3dc06442006-06-15 21:48:13 +02001/*
Willy Tarreaubaaee002006-06-26 02:48:02 +02002 include/proto/proxy.h
3 This file defines function prototypes for proxy management.
4
Willy Tarreau3a70f942008-02-15 11:15:34 +01005 Copyright (C) 2000-2008 Willy Tarreau - w@1wt.eu
Willy TARREAU3dc06442006-06-15 21:48:13 +02006
7 This library is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Lesser General Public
9 License as published by the Free Software Foundation, version 2.1
10 exclusively.
11
12 This library is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
16
17 You should have received a copy of the GNU Lesser General Public
18 License along with this library; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20*/
21
Willy Tarreaubaaee002006-06-26 02:48:02 +020022#ifndef _PROTO_PROXY_H
23#define _PROTO_PROXY_H
24
Willy Tarreaue3ba5f02006-06-29 18:54:54 +020025#include <common/config.h>
Willy Tarreau0c303ee2008-07-07 00:09:58 +020026#include <common/ticks.h>
Willy Tarreaud825eef2007-05-12 22:35:00 +020027#include <common/time.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020028#include <types/proxy.h>
Willy Tarreau7f062c42009-03-05 18:43:00 +010029#include <proto/freq_ctr.h>
Willy TARREAU3dc06442006-06-15 21:48:13 +020030
Willy Tarreaubaaee002006-06-26 02:48:02 +020031int start_proxies(int verbose);
Willy Tarreau0c303ee2008-07-07 00:09:58 +020032void maintain_proxies(int *next);
Willy Tarreaubaaee002006-06-26 02:48:02 +020033void soft_stop(void);
34void pause_proxy(struct proxy *p);
Willy Tarreauda250db2008-10-12 12:07:48 +020035void stop_proxy(struct proxy *p);
Willy Tarreaubaaee002006-06-26 02:48:02 +020036void pause_proxies(void);
37void listen_proxies(void);
Willy Tarreaubedb9ba2009-07-12 08:27:39 +020038int session_set_backend(struct session *s, struct proxy *be);
Willy Tarreaubaaee002006-06-26 02:48:02 +020039
Willy Tarreau816eb542007-11-04 07:04:43 +010040const char *proxy_cap_str(int cap);
Krzysztof Piotr Oledzki6eb730d2007-11-03 23:41:58 +010041const char *proxy_mode_str(int mode);
42struct proxy *findproxy(const char *name, int mode, int cap);
Krzysztof Piotr Oledzkic8b16fc2008-02-18 01:26:35 +010043struct server *findserver(const struct proxy *px, const char *name);
Willy Tarreau915e1eb2009-06-22 15:48:36 +020044int proxy_cfg_ensure_no_http(struct proxy *curproxy);
Willy Tarreaubaaee002006-06-26 02:48:02 +020045
Willy Tarreau816eb542007-11-04 07:04:43 +010046/*
47 * This function returns a string containing the type of the proxy in a format
48 * suitable for error messages, from its capabilities.
49 */
50static inline const char *proxy_type_str(struct proxy *proxy)
51{
52 return proxy_cap_str(proxy->cap);
53}
54
Willy Tarreau3a70f942008-02-15 11:15:34 +010055/* this function initializes all timeouts for proxy p */
56static inline void proxy_reset_timeouts(struct proxy *proxy)
57{
Willy Tarreau0c303ee2008-07-07 00:09:58 +020058 proxy->timeout.client = TICK_ETERNITY;
59 proxy->timeout.tarpit = TICK_ETERNITY;
60 proxy->timeout.queue = TICK_ETERNITY;
61 proxy->timeout.connect = TICK_ETERNITY;
62 proxy->timeout.server = TICK_ETERNITY;
63 proxy->timeout.appsession = TICK_ETERNITY;
64 proxy->timeout.httpreq = TICK_ETERNITY;
65 proxy->timeout.check = TICK_ETERNITY;
Willy Tarreau3a70f942008-02-15 11:15:34 +010066}
67
Willy Tarreau7f062c42009-03-05 18:43:00 +010068/* increase the number of cumulated connections on the designated frontend */
69static void inline proxy_inc_fe_ctr(struct proxy *fe)
70{
71 fe->cum_feconn++;
72 update_freq_ctr(&fe->fe_sess_per_sec, 1);
Willy Tarreau13a34bd2009-05-10 18:52:49 +020073 if (fe->fe_sess_per_sec.curr_ctr > fe->fe_sps_max)
74 fe->fe_sps_max = fe->fe_sess_per_sec.curr_ctr;
Willy Tarreau7f062c42009-03-05 18:43:00 +010075}
76
77/* increase the number of cumulated connections on the designated backend */
78static void inline proxy_inc_be_ctr(struct proxy *be)
79{
80 be->cum_beconn++;
81 update_freq_ctr(&be->be_sess_per_sec, 1);
Willy Tarreau13a34bd2009-05-10 18:52:49 +020082 if (be->be_sess_per_sec.curr_ctr > be->be_sps_max)
83 be->be_sps_max = be->be_sess_per_sec.curr_ctr;
Willy Tarreau7f062c42009-03-05 18:43:00 +010084}
85
Willy Tarreaubaaee002006-06-26 02:48:02 +020086#endif /* _PROTO_PROXY_H */
Willy TARREAU3dc06442006-06-15 21:48:13 +020087
Willy Tarreaubaaee002006-06-26 02:48:02 +020088/*
89 * Local variables:
90 * c-indent-level: 8
91 * c-basic-offset: 8
92 * End:
93 */