68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
/*
|
|
include/proto/backend.h
|
|
Functions prototypes for the backend.
|
|
|
|
Copyright (C) 2000-2009 Willy Tarreau - w@1wt.eu
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation, version 2.1
|
|
exclusively.
|
|
|
|
This library 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef _PROTO_BACKEND_H
|
|
#define _PROTO_BACKEND_H
|
|
|
|
#include <common/config.h>
|
|
|
|
#include <types/backend.h>
|
|
#include <types/proxy.h>
|
|
#include <types/server.h>
|
|
#include <types/session.h>
|
|
|
|
int assign_server(struct session *s);
|
|
int assign_server_address(struct session *s);
|
|
int assign_server_and_queue(struct session *s);
|
|
int connect_server(struct session *s);
|
|
int srv_redispatch_connect(struct session *t);
|
|
int backend_parse_balance(const char **args, char *err,
|
|
int errlen, struct proxy *curproxy);
|
|
|
|
int be_downtime(struct proxy *px);
|
|
void recount_servers(struct proxy *px);
|
|
void update_backend_weight(struct proxy *px);
|
|
struct server *get_server_sh(struct proxy *px, const char *addr, int len);
|
|
struct server *get_server_uh(struct proxy *px, char *uri, int uri_len);
|
|
|
|
/* This function returns non-zero if a server with the given weight and state
|
|
* is usable for LB, otherwise zero.
|
|
*/
|
|
static inline int srv_is_usable(int state, int weight)
|
|
{
|
|
if (!weight)
|
|
return 0;
|
|
if (state & SRV_GOINGDOWN)
|
|
return 0;
|
|
if (!(state & SRV_RUNNING))
|
|
return 0;
|
|
return 1;
|
|
}
|
|
|
|
#endif /* _PROTO_BACKEND_H */
|
|
|
|
/*
|
|
* Local variables:
|
|
* c-indent-level: 8
|
|
* c-basic-offset: 8
|
|
* End:
|
|
*/
|