m_stats.c

Unreal irc 服务器源代码

/*
 *   IRC - Internet Relay Chat, src/modules/out.c
 *   (C) 2004 The UnrealIRCd Team
 *
 *   See file AUTHORS in IRC package for additional names of
 *   the programmers.
 *
 *   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 1, 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
#include "config.h"
#include "struct.h"
#include "common.h"
#include "sys.h"
#include "numeric.h"
#include "msg.h"
#include "proto.h"
#include "channel.h"
#include <time.h>
#include <sys/stat.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef _WIN32
#include <io.h>
#endif
#include <fcntl.h>
#include "h.h"
#ifdef STRIPBADWORDS
#include "badwords.h"
#endif
#ifdef _WIN32
#include "version.h"
#endif

DLLFUNC int m_stats(aClient *cptr, aClient *sptr, int parc, char *parv[]);

#define MSG_STATS 	"STATS"	
#define TOK_STATS 	"2"	

ModuleHeader MOD_HEADER(m_stats)
  = {
	"m_stats",
	"$Id: m_stats.c,v 1.1.6.8 2006/12/22 21:10:33 syzop Exp $",
	"command /stats", 
	"3.2-b8-1",
	NULL 
    };

DLLFUNC int MOD_INIT(m_stats)(ModuleInfo *modinfo)
{
	add_Command(MSG_STATS, TOK_STATS, m_stats, 3);
	MARK_AS_OFFICIAL_MODULE(modinfo);
	return MOD_SUCCESS;
}

DLLFUNC int MOD_LOAD(m_stats)(int module_load)
{
	return MOD_SUCCESS;
}

DLLFUNC int MOD_UNLOAD(m_stats)(int module_unload)
{
	if (del_Command(MSG_STATS, TOK_STATS, m_stats) < 0)
	{
		sendto_realops("Failed to delete commands when unloading %s",
			MOD_HEADER(m_stats).name);
	}
	return MOD_SUCCESS;
}

extern MODVAR int  max_connection_count;
extern char *get_client_name2(aClient *, int);

int stats_banversion(aClient *, char *);
int stats_links(aClient *, char *);
int stats_denylinkall(aClient *, char *);
int stats_gline(aClient *, char *);
int stats_exceptban(aClient *, char *);
int stats_allow(aClient *, char *);
int stats_command(aClient *, char *);
int stats_oper(aClient *, char *);
int stats_port(aClient *, char *);
int stats_bannick(aClient *, char *);
int stats_usage(aClient *, char *);
int stats_traffic(aClient *, char *);
int stats_uline(aClient *, char *);
int stats_vhost(aClient *, char *);
int stats_mem(aClient *, char *);
int stats_badwords(aClient *, char *);
int stats_denylinkauto(aClient *, char *);
int stats_exceptthrottle(aClient *, char *);
int stats_denydcc(aClient *, char *);
int stats_kline(aClient *, char *);
int stats_banrealname(aClient *, char *);
int stats_sqline(aClient *, char *);
int stats_linkinfoint(aClient *, char *, int);
int stats_linkinfo(aClient *, char *);
int stats_linkinfoall(aClient *, char *);
int stats_chanrestrict(aClient *, char *);
int stats_shun(aClient *, char *);
int stats_set(aClient *, char *);
int stats_tld(aClient *, char *);
int stats_uptime(aClient *, char *);
int stats_denyver(aClient *, char *);
int stats_notlink(aClient *, char *);
int stats_class(aClient *, char *);
int stats_zip(aClient *, char *);
int stats_officialchannels(aClient *, char *);
int stats_spamfilter(aClient *, char *);

#define SERVER_AS_PARA 0x1
#define FLAGS_AS_PARA 0x2

struct statstab {
	char flag;
	char *longflag;
	int (*func)(aClient *sptr, char *para);
	int options;
};

/* Must be listed lexicographically */
/* Long flags must be lowercase */
struct statstab StatsTable[] = {
	{ 'B', "banversion",	stats_banversion,	0		},
	{ 'C', "link", 		stats_links,		0 		},
	{ 'D', "denylinkall",	stats_denylinkall,	0		},
	{ 'E', "exceptban",	stats_exceptban,	0 		},
	{ 'F', "denydcc",	stats_denydcc,		0 		},
	{ 'G', "gline",		stats_gline,		FLAGS_AS_PARA	},
	{ 'H', "link",	 	stats_links,		0 		},	
	{ 'I', "allow",		stats_allow,		0 		},
	{ 'K', "kline",		stats_kline,		0 		},
	{ 'L', "linkinfoall",	stats_linkinfoall,	SERVER_AS_PARA	},
	{ 'M', "command",	stats_command,		0 		},
	{ 'O', "oper",		stats_oper,		0 		},
	{ 'P', "port",		stats_port,		0 		},
	{ 'Q', "sqline",	stats_sqline,		FLAGS_AS_PARA 	},
	{ 'R', "usage",		stats_usage,		0 		},
	{ 'S', "set",		stats_set,		0		},
	{ 'T', "traffic",	stats_traffic,		0 		},
	{ 'U', "uline",		stats_uline,		0 		},
	{ 'V', "vhost", 	stats_vhost,		0 		},
	{ 'X', "notlink",	stats_notlink,		0 		},	
	{ 'Y', "class",		stats_class,		0 		},	
	{ 'Z', "mem",		stats_mem,		0 		},
	{ 'b', "badword", 	stats_badwords,		0 		},
	{ 'c', "link", 		stats_links,		0 		},
	{ 'd', "denylinkauto",	stats_denylinkauto,	0 		},
	{ 'e', "exceptthrottle",stats_exceptthrottle,	0		},
	{ 'f', "spamfilter",	stats_spamfilter,	FLAGS_AS_PARA	},	
	{ 'g', "gline",		stats_gline,		FLAGS_AS_PARA	},
	{ 'h', "link", 		stats_links,		0 		},
	{ 'j', "officialchans", stats_officialchannels, 0 		},
	{ 'k', "kline",		stats_kline,		0 		},
	{ 'l', "linkinfo",	stats_linkinfo,		SERVER_AS_PARA 	},
	{ 'm', "command",	stats_command,		0 		},
	{ 'n', "banrealname",	stats_banrealname,	0 		},
	{ 'o', "oper",		stats_oper,		0 		},
	{ 'q', "bannick",	stats_bannick,		FLAGS_AS_PARA	},
	{ 'r', "chanrestrict",	stats_chanrestrict,	0 		},
	{ 's', "shun",		stats_shun,		FLAGS_AS_PARA	},
	{ 't', "tld",		stats_tld,		0 		},
	{ 'u', "uptime",	stats_uptime,		0 		},
	{ 'v', "denyver",	stats_denyver,		0 		},
	{ 'x', "notlink",	stats_notlink,		0 		},	
	{ 'y', "class",		stats_class,		0 		},
	{ 'z', "zip",		stats_zip,		0 		},
	{ 0, 	NULL, 		NULL, 			0		}
};

int stats_compare(char *s1, char *s2)
{
	/* The long stats flags are always lowercase */
	while (*s1 == tolower(*s2))
	{
		if (*s1 == 0)
			return 0;
		s1++;
		s2++;
	}
	return 1;
}	

inline struct statstab *stats_binary_search(char c) {
	int start = 0;
	int stop = sizeof(StatsTable)/sizeof(StatsTable[0])-1;
	int mid;
	while (start <= stop) {
		mid = (start+stop)/2;
		if (c < StatsTable[mid].flag) 
			stop = mid-1;
		else if (StatsTable[mid].flag == c) 
			return &StatsTable[mid];
		else
			start = mid+1;
	}
	return NULL;
}

inline struct statstab *stats_search(char *s) {
	int i;
	for (i = 0; StatsTable[i].flag; i++)
		if (!stats_compare(StatsTable[i].longflag,s))
			return &StatsTable[i];
	return NULL;
}

inline char *stats_combine_parv(char *p1, char *p2)
{
	static char buf[BUFSIZE+1];
	strcpy(buf, p1);
	strcat(buf, " ");
	strcat(buf, p2);
	return buf;
}

inline void stats_help(aClient *sptr)
{
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name, "/Stats flags:");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"B - banversion - Send the ban version list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"b - badword - Send the badwords list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"C - link - Send the link block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"d - denylinkauto - Send the deny link (auto) block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"D - denylinkall - Send the deny link (all) block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"e - exceptthrottle - Send the except throttle block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"E - exceptban - Send the except ban and except tkl block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"f - spamfilter - Send the spamfilter list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"F - denydcc - Send the deny dcc and allow dcc block lists");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"G - gline - Send the gline and gzline list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"  Extended flags: [+/-mrs] [mask] [reason] [setby]");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"   m Return glines matching/not matching the specified mask");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"   r Return glines with a reason matching/not matching the specified reason");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"   s Return glines set by/not set by clients matching the specified name");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"I - allow - Send the allow block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"j - officialchans - Send the offical channels list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"K - kline - Send the ban user/ban ip/except ban block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"l - linkinfo - Send link information");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"L - linkinfoall - Send all link information");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"M - command - Send list of how many times each command was used");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"n - banrealname - Send the ban realname block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"O - oper - Send the oper block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"P - port - Send information about ports");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"q - bannick - Send the ban nick block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"Q - sqline - Send the global qline list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"r - chanrestrict - Send the channel deny/allow block list");
#ifdef DEBUGMODE
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"R - usage - Send usage information");
#endif
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"S - set - Send the set block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"s - shun - Send the shun list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"  Extended flags: [+/-mrs] [mask] [reason] [setby]");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"   m Return shuns matching/not matching the specified mask");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"   r Return shuns with a reason matching/not matching the specified reason");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"   s Return shuns set by/not set by clients matching the specified name");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"t - tld - Send the tld block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"T - traffic - Send traffic information");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"u - uptime - Send the server uptime and connection count");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"U - uline - Send the ulines block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"v - denyver - Send the deny version block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"V - vhost - Send the vhost block list");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"X - notlink - Send the list of servers that are not current linked");
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"Y - class - Send the class block list");
#ifdef ZIP_LINKS
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"z - zip - Send compression information about ziplinked servers");
#endif
	sendto_one(sptr, rpl_str(RPL_STATSHELP), me.name, sptr->name,
		"Z - mem - Send memory usage information");
}

inline int stats_operonly_short(char c)
{
	char l;
	if (!OPER_ONLY_STATS)
		return 0;
	if (*OPER_ONLY_STATS == '*')
		return 1;
	if (strchr(OPER_ONLY_STATS, c))
		return 1;
	l = tolower(c);
	/* Hack for the flags that are case insensitive */
	if (l == 'o' || l == 'y' || l == 'k' || l == 'g' || l == 'x' || l == 'c' || 
		l =='f' || l == 'i' || l == 'h')
	{
		if (islower(c) && strchr(OPER_ONLY_STATS, toupper(c)))
			return 1;
		else if (isupper(c) && strchr(OPER_ONLY_STATS, tolower(c)))
			return 1;
	}
	/* Hack for c/C/H/h */
	if (l == 'c')
	{
		if (strpbrk(OPER_ONLY_STATS, "hH"))
			return 1;
	} else if (l == 'h')
		if (strpbrk(OPER_ONLY_STATS, "cC"))
			return 1;
	return 0;
}

inline int stats_operonly_long(char *s)
{
	OperStat *os;
	for (os = iConf.oper_only_stats_ext; os; os = (OperStat *)os->next)
	{
		if (!stricmp(os->flag, s))
			return 1;
	}
	return 0;
}

/* This is pretty slow, but it isn't used often so it isn't a big deal */
inline char *stats_operonly_long_to_short()
{
	static char buffer[BUFSIZE+1];
	int i = 0;
	OperStat *os;
	for (os = iConf.oper_only_stats_ext; os; os = (OperStat *)os->next)
	{
		struct statstab *stat = stats_search(os->flag);
		if (!stat)
			continue;
		if (!strchr(OPER_ONLY_STATS, stat->flag))
			buffer[i++] = stat->flag;
	}
	buffer[i] = 0;
	return buffer;
}

DLLFUNC CMD_FUNC(m_stats)
{
	struct statstab *stat;

	if (parc == 3 && parv[2][0] != '+' && parv[2][0] != '-')
	{
		if (hunt_server_token(cptr, sptr, MSG_STATS, TOK_STATS, "%s :%s", 2, parc,
		    parv) != HUNTED_ISME)
			return 0;
	}
	else if (parc == 4 && parv[2][0] != '+' && parv[2][0] != '-')
	{
		if (hunt_server_token(cptr, sptr, MSG_STATS, TOK_STATS, "%s %s %s", 2, parc,
			parv) != HUNTED_ISME)
				return 0;
	}
	if (parc < 2 || !*parv[1])
	{
		stats_help(sptr);
		sendto_one(sptr, rpl_str(RPL_ENDOFSTATS), me.name, parv[0], '*');
		return 0;
	}

	/* Decide if we are looking for 1 char or a string */
	if (parv[1][0] && !parv[1][1])
	{
		if (!IsAnOper(sptr) && stats_operonly_short(parv[1][0]))
		{