1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
10 * Written by Craig Edwards, Craig McLure, and others.
11 * This program is free but copyrighted software; see
12 * the file COPYING for details.
14 * ---------------------------------------------------
19 #include "inspircd_config.h"
21 #include "inspircd_io.h"
23 #include <sys/errno.h>
24 #include <sys/ioctl.h>
25 #include <sys/utsname.h>
30 #include <ext/hash_map>
38 #include <sys/types.h>
40 #include <sys/resource.h>
46 #define RUSAGE_CHILDREN -1
58 #include "inspstring.h"
60 #include "helperfuncs.h"
62 #include "socketengine.h"
64 #include "command_parse.h"
66 extern ServerConfig* Config;
67 extern InspIRCd* ServerInstance;
70 extern std::vector<Module*> modules;
71 extern std::vector<ircd_module*> factory;
74 const long duration_m = 60;
75 const long duration_h = duration_m * 60;
76 const long duration_d = duration_h * 24;
77 const long duration_w = duration_d * 7;
78 const long duration_y = duration_w * 52;
80 extern user_hash clientlist;
81 extern chan_hash chanlist;
83 extern std::vector<userrec*> all_opers;
84 extern std::vector<userrec*> local_users;
86 // This table references users by file descriptor.
87 // its an array to make it VERY fast, as all lookups are referenced
88 // by an integer, meaning there is no need for a scan/search operation.
89 extern userrec* fd_ref_table[MAX_DESCRIPTORS];
92 void split_chlist(userrec* user, userrec* dest, std::string &cl)
94 std::stringstream channels(cl);
95 std::string line = "";
96 std::string cname = "";
97 while (!channels.eof())
100 line = line + cname + " ";
101 if (line.length() > 400)
103 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, line.c_str());
109 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, line.c_str());
113 /* XXX - perhaps this should be in cmd_whois? -- w00t */
114 void do_whois(userrec* user, userrec* dest,unsigned long signon, unsigned long idle, char* nick)
116 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
117 if (dest->registered == 7)
119 WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
120 if ((user == dest) || (*user->oper))
122 WriteServ(user->fd,"378 %s %s :is connecting from *@%s %s",user->nick, dest->nick, dest->host, inet_ntoa(dest->ip4));
124 std::string cl = chlist(dest,user);
127 if (cl.length() > 400)
129 split_chlist(user,dest,cl);
133 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, cl.c_str());
136 if (*Config->HideWhoisServer && !(*user->oper))
138 WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, Config->HideWhoisServer, Config->Network);
142 WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
146 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
150 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick, (strchr("aeiou",*dest->oper) ? "an" : "a"),dest->oper, Config->Network);
152 if ((!signon) && (!idle))
154 FOREACH_MOD(I_OnWhois,OnWhois(user,dest));
156 if (!strcasecmp(user->server,dest->server))
158 // idle time and signon line can only be sent if youre on the same server (according to RFC)
159 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-TIME), dest->signon);
163 if ((idle) || (signon))
164 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, idle, signon);
166 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
170 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, nick);
171 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, nick);
176 /* XXX - these really belong in helperfuncs perhaps -- w00t */
177 bool is_uline(const char* server)
184 return (find(Config->ulines.begin(),Config->ulines.end(),server) != Config->ulines.end());
187 int operstrcmp(char* data,char* input)
190 FOREACH_RESULT(I_OnOperCompare,OnOperCompare(data,input))
191 log(DEBUG,"operstrcmp: %d",MOD_RESULT);
194 if (MOD_RESULT == -1)
196 log(DEBUG,"strcmp fallback: '%s' '%s' %d",data,input,strcmp(data,input));
197 return strcmp(data,input);
200 long duration(const char* str)
202 char n_field[MAXBUF];
204 const char* str_end = str + strlen(str);
207 if ((!strchr(str,'s')) && (!strchr(str,'m')) && (!strchr(str,'h')) && (!strchr(str,'d')) && (!strchr(str,'w')) && (!strchr(str,'y')))
211 return duration(n.c_str());
214 for (char* i = (char*)str; i < str_end; i++)
216 // if we have digits, build up a string for the value in n_field,
217 // up to 10 digits in size.
218 if ((*i >= '0') && (*i <= '9'))
220 strlcat(n_field,i,10);
224 // we dont have a digit, check for numeric tokens
228 total += atoi(n_field);
232 total += (atoi(n_field)*duration_m);
236 total += (atoi(n_field)*duration_h);
240 total += (atoi(n_field)*duration_d);
244 total += (atoi(n_field)*duration_w);
248 total += (atoi(n_field)*duration_y);
254 // add trailing seconds
255 total += atoi(n_field);
260 /* All other ircds when doing this check usually just look for a string of *@* or *. We're smarter than that, though. */
262 bool host_matches_everyone(const std::string &mask, userrec* user)
264 char insanemasks[MAXBUF];
266 char itrigger[MAXBUF];
267 Config->ConfValue("insane","hostmasks",0,insanemasks,&Config->config_f);
268 Config->ConfValue("insane","trigger",0,itrigger,&Config->config_f);
270 strlcpy(itrigger,"95.5",MAXBUF);
271 if ((*insanemasks == 'y') || (*insanemasks == 't') || (*insanemasks == '1'))
274 for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
276 strlcpy(buffer,u->second->ident,MAXBUF);
277 charlcat(buffer,'@',MAXBUF);
278 strlcat(buffer,u->second->host,MAXBUF);
279 if (match(buffer,mask.c_str()))
282 float percent = ((float)matches / (float)clientlist.size()) * 100;
283 if (percent > (float)atof(itrigger))
285 WriteOpers("*** \2WARNING\2: %s tried to set a G/K/E line mask of %s, which covers %.2f%% of the network!",user->nick,mask.c_str(),percent);
291 bool ip_matches_everyone(const std::string &ip, userrec* user)
293 char insanemasks[MAXBUF];
294 char itrigger[MAXBUF];
295 Config->ConfValue("insane","ipmasks",0,insanemasks,&Config->config_f);
296 Config->ConfValue("insane","trigger",0,itrigger,&Config->config_f);
298 strlcpy(itrigger,"95.5",MAXBUF);
299 if ((*insanemasks == 'y') || (*insanemasks == 't') || (*insanemasks == '1'))
302 for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
304 if (match((char*)inet_ntoa(u->second->ip4),ip.c_str()))
307 float percent = ((float)matches / (float)clientlist.size()) * 100;
308 if (percent > (float)atof(itrigger))
310 WriteOpers("*** \2WARNING\2: %s tried to set a Z line mask of %s, which covers %.2f%% of the network!",user->nick,ip.c_str(),percent);
316 bool nick_matches_everyone(const std::string &nick, userrec* user)
318 char insanemasks[MAXBUF];
319 char itrigger[MAXBUF];
320 Config->ConfValue("insane","nickmasks",0,insanemasks,&Config->config_f);
321 Config->ConfValue("insane","trigger",0,itrigger,&Config->config_f);
323 strlcpy(itrigger,"95.5",MAXBUF);
324 if ((*insanemasks == 'y') || (*insanemasks == 't') || (*insanemasks == '1'))
327 for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
329 if (match(u->second->nick,nick.c_str()))
332 float percent = ((float)matches / (float)clientlist.size()) * 100;
333 if (percent > (float)atof(itrigger))
335 WriteOpers("*** \2WARNING\2: %s tried to set a Q line mask of %s, which covers %.2f%% of the network!",user->nick,nick.c_str(),percent);