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	A config where a tcp-request rule appears after an http-request rule might seem valid but it is not. So let's report a warning about this since this case is hard to detect by the naked eye.
		
			
				
	
	
		
			113 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			113 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * include/common/cfgparse.h
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 * Configuration parsing functions.
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 *
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 * Copyright (C) 2000-2012 Willy Tarreau - w@1wt.eu
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation, version 2.1
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 * exclusively.
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 *
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 * This library 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 GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with this library; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
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 */
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#ifndef _COMMON_CFGPARSE_H
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#define _COMMON_CFGPARSE_H
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#include <common/compat.h>
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#include <common/config.h>
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#include <common/mini-clist.h>
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#include <proto/log.h>
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#include <proto/proxy.h>
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/* configuration sections */
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#define CFG_NONE	0
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#define CFG_GLOBAL	1
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#define CFG_LISTEN	2
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#define CFG_USERLIST	3
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#define CFG_PEERS	4
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struct cfg_keyword {
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	int section;                            /* section type for this keyword */
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	const char *kw;                         /* the keyword itself */
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	int (*parse)(                           /* 0=OK, <0=Alert, >0=Warning */
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		     char **args,               /* command line and arguments */
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		     int section_type,          /* current section CFG_{GLOBAL|LISTEN} */
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		     struct proxy *curpx,       /* current proxy (NULL in GLOBAL) */
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		     struct proxy *defpx,       /* default proxy (NULL in GLOBAL) */
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		     const char *file,          /* config file name */
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		     int line,                  /* config file line number */
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		     char **err);               /* error or warning message output pointer */
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};
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/* A keyword list. It is a NULL-terminated array of keywords. It embeds a
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 * struct list in order to be linked to other lists, allowing it to easily
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 * be declared where it is needed, and linked without duplicating data nor
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 * allocating memory.
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 */
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struct cfg_kw_list {
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	struct list list;
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	struct cfg_keyword kw[VAR_ARRAY];
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};
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extern int cfg_maxpconn;
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extern int cfg_maxconn;
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int cfg_parse_global(const char *file, int linenum, char **args, int inv);
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int cfg_parse_listen(const char *file, int linenum, char **args, int inv);
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int readcfgfile(const char *file);
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void cfg_register_keywords(struct cfg_kw_list *kwl);
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void cfg_unregister_keywords(struct cfg_kw_list *kwl);
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void init_default_instance();
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int check_config_validity();
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int str2listener(char *str, struct proxy *curproxy, struct bind_conf *bind_conf, const char *file, int line, char **err);
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int cfg_register_section(char *section_name,
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                         int (*section_parser)(const char *, int, char **, int));
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int warnif_misplaced_tcp_conn(struct proxy *proxy, const char *file, int line, const char *arg);
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int warnif_misplaced_tcp_cont(struct proxy *proxy, const char *file, int line, const char *arg);
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/*
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 * Sends a warning if proxy <proxy> does not have at least one of the
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 * capabilities in <cap>. An optionnal <hint> may be added at the end
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 * of the warning to help the user. Returns 1 if a warning was emitted
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 * or 0 if the condition is valid.
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 */
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static inline int warnifnotcap(struct proxy *proxy, int cap, const char *file, int line, const char *arg, const char *hint)
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{
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	char *msg;
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	switch (cap) {
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	case PR_CAP_BE: msg = "no backend"; break;
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	case PR_CAP_FE: msg = "no frontend"; break;
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	case PR_CAP_RS: msg = "no ruleset"; break;
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	case PR_CAP_BE|PR_CAP_FE: msg = "neither frontend nor backend"; break;
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	default: msg = "not enough"; break;
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	}
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	if (!(proxy->cap & cap)) {
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		Warning("parsing [%s:%d] : '%s' ignored because %s '%s' has %s capability.%s\n",
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			file, line, arg, proxy_type_str(proxy), proxy->id, msg, hint ? hint : "");
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		return 1;
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	}
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	return 0;
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}
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#endif /* _COMMON_CFGPARSE_H */
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/*
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 * Local variables:
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 *  c-indent-level: 8
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 *  c-basic-offset: 8
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 * End:
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 */
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