diff options
Diffstat (limited to 'src/commands/cmd_oper.cpp')
| -rw-r--r-- | src/commands/cmd_oper.cpp | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/src/commands/cmd_oper.cpp b/src/commands/cmd_oper.cpp new file mode 100644 index 000000000..bcb2991b7 --- /dev/null +++ b/src/commands/cmd_oper.cpp @@ -0,0 +1,159 @@ +/* +------------------------------------+ + * | Inspire Internet Relay Chat Daemon | + * +------------------------------------+ + * + * InspIRCd: (C) 2002-2007 InspIRCd Development Team + * See: http://www.inspircd.org/wiki/index.php/Credits + * + * This program is free but copyrighted software; see + * the file COPYING for details. + * + * --------------------------------------------------- + */ + +#include "inspircd.h" +#include "wildcard.h" +#include "commands/cmd_oper.h" +#include "hashcomp.h" + +bool OneOfMatches(const char* host, const char* ip, const char* hostlist) +{ + std::stringstream hl(hostlist); + std::string xhost; + while (hl >> xhost) + { + if (match(host,xhost.c_str()) || match(ip,xhost.c_str(),true)) + { + return true; + } + } + return false; +} + +extern "C" DllExport Command* init_command(InspIRCd* Instance) +{ + return new CommandOper(Instance); +} + +CmdResult CommandOper::Handle (const char** parameters, int pcnt, User *user) +{ + char LoginName[MAXBUF]; + char Password[MAXBUF]; + char OperType[MAXBUF]; + char TypeName[MAXBUF]; + char HostName[MAXBUF]; + char ClassName[MAXBUF]; + char TheHost[MAXBUF]; + char TheIP[MAXBUF]; + int j; + bool found = false; + bool type_invalid = false; + + bool match_login = false; + bool match_pass = false; + bool match_hosts = false; + + snprintf(TheHost,MAXBUF,"%s@%s",user->ident,user->host); + snprintf(TheIP, MAXBUF,"%s@%s",user->ident,user->GetIPString()); + + for (int i = 0; i < ServerInstance->Config->ConfValueEnum(ServerInstance->Config->config_data, "oper"); i++) + { + ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "oper", "name", i, LoginName, MAXBUF); + ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "oper", "password", i, Password, MAXBUF); + ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "oper", "type", i, OperType, MAXBUF); + ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "oper", "host", i, HostName, MAXBUF); + + match_login = !strcmp(LoginName,parameters[0]); + match_pass = !ServerInstance->OperPassCompare(Password,parameters[1], i); + match_hosts = OneOfMatches(TheHost,TheIP,HostName); + + if (match_login && match_pass && match_hosts) + { + type_invalid = true; + for (j =0; j < ServerInstance->Config->ConfValueEnum(ServerInstance->Config->config_data, "type"); j++) + { + ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "type", "name", j, TypeName, MAXBUF); + ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "type", "class", j, ClassName, MAXBUF); + + if (!strcmp(TypeName,OperType)) + { + /* found this oper's opertype */ + if (!ServerInstance->IsNick(TypeName)) + { + user->WriteServ("491 %s :Invalid oper type (oper types must follow the same syntax as nicknames)",user->nick); + ServerInstance->SNO->WriteToSnoMask('o',"CONFIGURATION ERROR! Oper type '%s' contains invalid characters",OperType); + ServerInstance->Log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but oper type erroneous.",user->nick,user->ident,user->host); + return CMD_FAILURE; + } + ServerInstance->Config->ConfValue(ServerInstance->Config->config_data, "type","host", j, HostName, MAXBUF); + if (*HostName) + user->ChangeDisplayedHost(HostName); + if (*ClassName) + user->CheckClass(ClassName); + found = true; + type_invalid = false; + break; + } + } + } + if (match_login || found) + break; + } + if (found) + { + /* correct oper credentials */ + ServerInstance->SNO->WriteToSnoMask('o',"%s (%s@%s) is now an IRC operator of type %s (using oper '%s')",user->nick,user->ident,user->host,irc::Spacify(OperType),parameters[0]); + user->WriteServ("381 %s :You are now %s %s",user->nick, strchr("aeiouAEIOU", *OperType) ? "an" : "a", irc::Spacify(OperType)); + if (!user->IsModeSet('o')) + user->Oper(OperType); + } + else + { + std::deque<std::string> n; + n.push_back("o"); + char broadcast[MAXBUF]; + + if (!type_invalid) + { + std::string fields; + if (!match_login) + fields.append("login "); + else + { + if (!match_pass) + fields.append("password "); + if (!match_hosts) + fields.append("hosts"); + } + + // tell them they suck, and lag them up to help prevent brute-force attacks + user->WriteServ("491 %s :Invalid oper credentials",user->nick); + user->IncreasePenalty(10); + + snprintf(broadcast, MAXBUF, "WARNING! Failed oper attempt by %s!%s@%s using login '%s': The following fields do not match: %s",user->nick,user->ident,user->host, parameters[0], fields.c_str()); + ServerInstance->SNO->WriteToSnoMask('o',std::string(broadcast)); + n.push_back(broadcast); + Event rmode2((char *)&n, NULL, "send_snoset"); + rmode2.Send(ServerInstance); + + ServerInstance->Log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s using login '%s': The following fields did not match: %s",user->nick,user->ident,user->host,parameters[0],fields.c_str()); + return CMD_FAILURE; + } + else + { + user->WriteServ("491 %s :Your oper block does not have a valid opertype associated with it",user->nick); + + snprintf(broadcast, MAXBUF, "CONFIGURATION ERROR! Oper block '%s': missing OperType %s",parameters[0],OperType); + + ServerInstance->SNO->WriteToSnoMask('o', std::string(broadcast)); + n.push_back(broadcast); + Event rmode2((char *)&n, NULL, "send_snoset"); + rmode2.Send(ServerInstance); + + ServerInstance->Log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s using login '%s': credentials valid, but oper type nonexistent.",user->nick,user->ident,user->host,parameters[0]); + return CMD_FAILURE; + } + } + return CMD_SUCCESS; +} + |