X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fconfigreader.cpp;h=424f3ad68a1292c233f96e778f7adfd1ac0d92e8;hb=6d64862fb556c43568efdf6b4f65de3fbd33c576;hp=bc26cbd95c39513f7e6ccff0a4332448d771d478;hpb=4b856bda135a08e800b96c970a10b0b6a34d433a;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/configreader.cpp b/src/configreader.cpp index bc26cbd95..424f3ad68 100644 --- a/src/configreader.cpp +++ b/src/configreader.cpp @@ -11,7 +11,7 @@ * --------------------------------------------------- */ -/* $Core: libIRCDconfigreader */ +/* $Core */ /* $CopyInstall: conf/inspircd.quotes.example $(CONPATH) */ /* $CopyInstall: conf/inspircd.rules.example $(CONPATH) */ /* $CopyInstall: conf/inspircd.motd.example $(CONPATH) */ @@ -19,7 +19,8 @@ /* $CopyInstall: conf/inspircd.helpop.example $(CONPATH) */ /* $CopyInstall: conf/inspircd.censor.example $(CONPATH) */ /* $CopyInstall: conf/inspircd.filter.example $(CONPATH) */ -/* $CopyInstall: docs/inspircd.conf.example $(CONPATH) */ +/* $CopyInstall: conf/inspircd.conf.example $(CONPATH) */ +/* $CopyInstall: conf/modules.conf.example $(CONPATH) */ #include "inspircd.h" #include @@ -43,7 +44,7 @@ ServerConfig::ServerConfig(InspIRCd* Instance) : ServerInstance(Instance) WhoWasGroupSize = WhoWasMaxGroups = WhoWasMaxKeep = 0; log_file = NULL; NoUserDns = forcedebug = OperSpyWhois = nofork = HideBans = HideSplits = UndernetMsgPrefix = false; - CycleHosts = writelog = AllowHalfop = true; + CycleHosts = writelog = AllowHalfop = InvBypassModes = true; dns_timeout = DieDelay = 5; MaxTargets = 20; NetBufferSize = 10240; @@ -53,6 +54,8 @@ ServerConfig::ServerConfig(InspIRCd* Instance) : ServerInstance(Instance) debugging = 0; MaxChans = 20; OperMaxChans = 30; + c_ipv4_range = 32; + c_ipv6_range = 128; maxbans.clear(); DNSServerValidator = &ValidateDnsServer; } @@ -79,7 +82,6 @@ bool ServerConfig::AddIOHook(Module* iomod, BufferedSocket* is) else { throw ModuleException("BufferedSocket derived class already hooked by another module"); - return false; } } @@ -125,7 +127,7 @@ void ServerConfig::Update005() void ServerConfig::Send005(User* user) { for (std::vector::iterator line = ServerInstance->Config->isupport.begin(); line != ServerInstance->Config->isupport.end(); line++) - user->WriteNumeric(005, "%s %s", user->nick.c_str(), line->c_str()); + user->WriteNumeric(RPL_ISUPPORT, "%s %s", user->nick.c_str(), line->c_str()); } bool ServerConfig::CheckOnce(const char* tag, ConfigDataHash &newconf) @@ -133,15 +135,9 @@ bool ServerConfig::CheckOnce(const char* tag, ConfigDataHash &newconf) int count = ConfValueEnum(newconf, tag); if (count > 1) - { throw CoreException("You have more than one <"+std::string(tag)+"> tag, this is not permitted."); - return false; - } if (count < 1) - { throw CoreException("You have not defined a <"+std::string(tag)+"> tag, this is required."); - return false; - } return true; } @@ -281,13 +277,13 @@ bool InitializeDisabledCommands(const char* data, InspIRCd* ServerInstance) std::string thiscmd; /* Enable everything first */ - for (Commandable::iterator x = ServerInstance->Parser->cmdlist.begin(); x != ServerInstance->Parser->cmdlist.end(); x++) + for (Commandtable::iterator x = ServerInstance->Parser->cmdlist.begin(); x != ServerInstance->Parser->cmdlist.end(); x++) x->second->Disable(false); /* Now disable all the ones which the user wants disabled */ while (dcmds >> thiscmd) { - Commandable::iterator cm = ServerInstance->Parser->cmdlist.find(thiscmd); + Commandtable::iterator cm = ServerInstance->Parser->cmdlist.find(thiscmd); if (cm != ServerInstance->Parser->cmdlist.end()) { cm->second->Disable(true); @@ -296,6 +292,28 @@ bool InitializeDisabledCommands(const char* data, InspIRCd* ServerInstance) return true; } +bool ValidateDisabledUModes(ServerConfig* conf, const char*, const char*, ValueItem &data) +{ + memset(conf->DisabledUModes, 0, sizeof(conf->DisabledUModes)); + for (const unsigned char* p = (const unsigned char*)data.GetString(); *p; ++p) + { + if (*p < 'A' || *p > ('A' + 64)) throw CoreException(std::string("Invalid usermode ")+(char)*p+" was found."); + conf->DisabledUModes[*p - 'A'] = 1; + } + return true; +} + +bool ValidateDisabledCModes(ServerConfig* conf, const char*, const char*, ValueItem &data) +{ + memset(conf->DisabledCModes, 0, sizeof(conf->DisabledCModes)); + for (const unsigned char* p = (const unsigned char*)data.GetString(); *p; ++p) + { + if (*p < 'A' || *p > ('A' + 64)) throw CoreException(std::string("Invalid chanmode ")+(char)*p+" was found."); + conf->DisabledCModes[*p - 'A'] = 1; + } + return true; +} + bool ValidateDnsServer(ServerConfig* conf, const char*, const char*, ValueItem &data) { if (!*(data.GetString())) @@ -350,7 +368,8 @@ bool ValidateServerName(ServerConfig* conf, const char*, const char*, ValueItem bool ValidateNetBufferSize(ServerConfig* conf, const char*, const char*, ValueItem &data) { - if ((!data.GetInteger()) || (data.GetInteger() > 65535) || (data.GetInteger() < 1024)) + // 65534 not 65535 because of null terminator + if ((!data.GetInteger()) || (data.GetInteger() > 65534) || (data.GetInteger() < 1024)) { conf->GetInstance()->Logs->Log("CONFIG",DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240."); data.Set(10240); @@ -389,7 +408,7 @@ bool ValidateRules(ServerConfig* conf, const char*, const char*, ValueItem &data bool ValidateModeLists(ServerConfig* conf, const char*, const char*, ValueItem &data) { - memset(conf->HideModeLists, 0, 256); + memset(conf->HideModeLists, 0, sizeof(conf->HideModeLists)); for (const unsigned char* x = (const unsigned char*)data.GetString(); *x; ++x) conf->HideModeLists[*x] = true; return true; @@ -397,7 +416,7 @@ bool ValidateModeLists(ServerConfig* conf, const char*, const char*, ValueItem & bool ValidateExemptChanOps(ServerConfig* conf, const char*, const char*, ValueItem &data) { - memset(conf->ExemptChanOps, 0, 256); + memset(conf->ExemptChanOps, 0, sizeof(conf->ExemptChanOps)); for (const unsigned char* x = (const unsigned char*)data.GetString(); *x; ++x) conf->ExemptChanOps[*x] = true; return true; @@ -528,7 +547,7 @@ bool DoConnect(ServerConfig* conf, const char*, char**, ValueList &values, int*) ((*name && (cc->GetName() == name)) || // if the name is the same (*allow && (cc->GetHost() == allow)) || // or the allow is the same (*deny && (cc->GetHost() == deny))) && // or the deny is the same - (!port || port && (cc->GetPort() == port)) // and there is no port, or there is a port and the port is the same + (!port || (port && (cc->GetPort() == port))) // and there is no port, or there is a port and the port is the same ) { /* reenable class so users can be shoved into it :P */ @@ -760,6 +779,8 @@ void ServerConfig::Read(bool bail, User* user) static char hidemodes[MAXBUF]; /* Modes to not allow listing from users below halfop */ static char exemptchanops[MAXBUF]; /* Exempt channel ops from these modes */ static char announceinvites[MAXBUF]; /* options:announceinvites setting */ + static char disabledumodes[MAXBUF]; /* Disabled usermodes */ + static char disabledcmodes[MAXBUF]; /* Disabled chanmodes */ errstr.clear(); include_stack.clear(); @@ -820,6 +841,8 @@ void ServerConfig::Read(bool bail, User* user) {"dns", "timeout", "5", new ValueContainerInt (&this->dns_timeout), DT_INTEGER, NoValidation}, {"options", "moduledir", MOD_PATH, new ValueContainerChar (this->ModPath), DT_CHARPTR, NoValidation}, {"disabled", "commands", "", new ValueContainerChar (this->DisabledCommands), DT_CHARPTR, NoValidation}, + {"disabled", "usermodes", "", new ValueContainerChar (disabledumodes), DT_CHARPTR, ValidateDisabledUModes}, + {"disabled", "chanmodes", "", new ValueContainerChar (disabledcmodes), DT_CHARPTR, ValidateDisabledCModes}, {"security", "userstats", "", new ValueContainerChar (this->UserStats), DT_CHARPTR, NoValidation}, {"security", "customversion","", new ValueContainerChar (this->CustomVersion), DT_CHARPTR, NoValidation}, {"security", "hidesplits", "0", new ValueContainerBool (&this->HideSplits), DT_BOOLEAN, NoValidation}, @@ -844,9 +867,22 @@ void ServerConfig::Read(bool bail, User* user) {"die", "value", "", new ValueContainerChar (this->DieValue), DT_CHARPTR, NoValidation}, {"channels", "users", "20", new ValueContainerUInt (&this->MaxChans), DT_INTEGER, NoValidation}, {"channels", "opers", "60", new ValueContainerUInt (&this->OperMaxChans), DT_INTEGER, NoValidation}, + {"cidr", "ipv4clone", "32", new ValueContainerInt (&this->c_ipv4_range), DT_INTEGER, NoValidation}, + {"cidr", "ipv6clone", "128", new ValueContainerInt (&this->c_ipv6_range), DT_INTEGER, NoValidation}, + {"limits", "maxnick", "32", new ValueContainerST (&this->Limits.NickMax), DT_INTEGER, NoValidation}, + {"limits", "maxchan", "64", new ValueContainerST (&this->Limits.ChanMax), DT_INTEGER, NoValidation}, + {"limits", "maxmodes", "20", new ValueContainerST (&this->Limits.MaxModes), DT_INTEGER, NoValidation}, + {"limits", "maxident", "11", new ValueContainerST (&this->Limits.IdentMax), DT_INTEGER, NoValidation}, + {"limits", "maxquit", "255", new ValueContainerST (&this->Limits.MaxQuit), DT_INTEGER, NoValidation}, + {"limits", "maxtopic", "307", new ValueContainerST (&this->Limits.MaxTopic), DT_INTEGER, NoValidation}, + {"limits", "maxkick", "255", new ValueContainerST (&this->Limits.MaxKick), DT_INTEGER, NoValidation}, + {"limits", "maxgecos", "128", new ValueContainerST (&this->Limits.MaxGecos), DT_INTEGER, NoValidation}, + {"limits", "maxaway", "200", new ValueContainerST (&this->Limits.MaxAway), DT_INTEGER, NoValidation}, + {"options", "invitebypassmodes", "1", new ValueContainerBool (&this->InvBypassModes), DT_BOOLEAN, NoValidation}, {NULL, NULL, NULL, NULL, DT_NOTHING, NoValidation} }; + /* These tags can occur multiple times, and therefore they have special code to read them * which is different to the code for reading the singular tags listed above. */ @@ -961,7 +997,7 @@ void ServerConfig::Read(bool bail, User* user) /* Read the values of all the tags which occur once or not at all, and call their callbacks. */ - for (int Index = 0; Values[Index].tag; Index++) + for (int Index = 0; Values[Index].tag; ++Index) { char item[MAXBUF]; int dt = Values[Index].datatype; @@ -997,7 +1033,6 @@ void ServerConfig::Read(bool bail, User* user) ValueContainerChar* vcc = (ValueContainerChar*)Values[Index].val; this->ValidateHostname(vi.GetString(), Values[Index].tag, Values[Index].value); vcc->Set(vi.GetString(), strlen(vi.GetString()) + 1); - ServerInstance->Logs->Log("CONFIG",DEFAULT,"Got %s", vi.GetString()); } break; case DT_IPADDRESS: @@ -1010,7 +1045,7 @@ void ServerConfig::Read(bool bail, User* user) case DT_CHANNEL: { ValueContainerChar* vcc = (ValueContainerChar*)Values[Index].val; - if (*(vi.GetString()) && !ServerInstance->IsChannel(vi.GetString())) + if (*(vi.GetString()) && !ServerInstance->IsChannel(vi.GetString(), MAXBUF)) { ServerInstance->Threads->Mutex(false); throw CoreException("The value of <"+std::string(Values[Index].tag)+":"+Values[Index].value+"> is not a valid channel name"); @@ -1052,7 +1087,7 @@ void ServerConfig::Read(bool bail, User* user) * and call the callbacks associated with them. We have three * callbacks for these, a 'start', 'item' and 'end' callback. */ - for (int Index = 0; MultiValues[Index].tag; Index++) + for (int Index = 0; MultiValues[Index].tag; ++Index) { ServerInstance->Threads->Mutex(true); MultiValues[Index].init_function(this, MultiValues[Index].tag); @@ -1060,10 +1095,10 @@ void ServerConfig::Read(bool bail, User* user) int number_of_tags = ConfValueEnum(newconfig, MultiValues[Index].tag); - for (int tagnum = 0; tagnum < number_of_tags; tagnum++) + for (int tagnum = 0; tagnum < number_of_tags; ++tagnum) { ValueList vl; - for (int valuenum = 0; MultiValues[Index].items[valuenum]; valuenum++) + for (int valuenum = 0; (MultiValues[Index].items[valuenum]) && (valuenum < MAX_VALUES_PER_TAG); ++valuenum) { int dt = MultiValues[Index].datatype[valuenum]; bool allow_newlines = ((dt & DT_ALLOW_NEWLINE) > 0); @@ -1115,7 +1150,7 @@ void ServerConfig::Read(bool bail, User* user) vl.push_back(ValueItem(item)); else vl.push_back(ValueItem("")); - if (!ServerInstance->IsChannel(vl[vl.size()-1].GetString())) + if (!ServerInstance->IsChannel(vl[vl.size()-1].GetString(), MAXBUF)) throw CoreException("The value of <"+std::string(MultiValues[Index].tag)+":"+MultiValues[Index].items[valuenum]+"> number "+ConvToStr(tagnum + 1)+" is not a valid channel name"); } break; @@ -1160,6 +1195,11 @@ void ServerConfig::Read(bool bail, User* user) MultiValues[Index].finish_function(this, MultiValues[Index].tag); } + /* Finalise the limits, increment them all by one so that we can just put assign(str, 0, val) + * rather than assign(str, 0, val + 1) + */ + Limits.Finalise(); + } catch (CoreException &ce) @@ -1234,7 +1274,7 @@ void ServerConfig::Read(bool bail, User* user) int j = 1; for (FailedPortList::iterator i = pl.begin(); i != pl.end(); i++, j++) { - user->WriteServ("NOTICE %s :*** %d. IP: %s Port: %lu", user->nick.c_str(), j, i->first.empty() ? "" : i->first.c_str(), (unsigned long)i->second); + user->WriteServ("NOTICE %s :*** %d. Address: %s Reason: %s", user->nick.c_str(), j, i->first.empty() ? "" : i->first.c_str(), i->second.c_str()); } ServerInstance->Threads->Mutex(false); } @@ -1249,14 +1289,14 @@ void ServerConfig::Read(bool bail, User* user) ServerInstance->SNO->WriteToSnoMask('A', "*** REHASH UNLOADED MODULE: %s",removing->c_str()); if (user) - user->WriteNumeric(973, "%s %s :Module %s successfully unloaded.",user->nick.c_str(), removing->c_str(), removing->c_str()); + user->WriteNumeric(RPL_UNLOADEDMODULE, "%s %s :Module %s successfully unloaded.",user->nick.c_str(), removing->c_str(), removing->c_str()); rem++; } else { if (user) - user->WriteNumeric(972, "%s %s :Failed to unload module %s: %s",user->nick.c_str(), removing->c_str(), removing->c_str(), ServerInstance->Modules->LastError().c_str()); + user->WriteNumeric(ERR_CANTUNLOADMODULE, "%s %s :Failed to unload module %s: %s",user->nick.c_str(), removing->c_str(), removing->c_str(), ServerInstance->Modules->LastError().c_str()); } } } @@ -1270,14 +1310,14 @@ void ServerConfig::Read(bool bail, User* user) ServerInstance->SNO->WriteToSnoMask('A', "*** REHASH LOADED MODULE: %s",adding->c_str()); if (user) - user->WriteNumeric(975, "%s %s :Module %s successfully loaded.",user->nick.c_str(), adding->c_str(), adding->c_str()); + user->WriteNumeric(RPL_LOADEDMODULE, "%s %s :Module %s successfully loaded.",user->nick.c_str(), adding->c_str(), adding->c_str()); add++; } else { if (user) - user->WriteNumeric(974, "%s %s :Failed to load module %s: %s",user->nick.c_str(), adding->c_str(), adding->c_str(), ServerInstance->Modules->LastError().c_str()); + user->WriteNumeric(ERR_CANTLOADMODULE, "%s %s :Failed to load module %s: %s",user->nick.c_str(), adding->c_str(), adding->c_str(), ServerInstance->Modules->LastError().c_str()); } } } @@ -1288,15 +1328,20 @@ void ServerConfig::Read(bool bail, User* user) } - /** Note: This is safe, the method checks for user == NULL */ - ServerInstance->Threads->Mutex(true); - ServerInstance->Parser->SetupCommandTable(user); - ServerInstance->Threads->Mutex(false); - - if (user) - user->WriteServ("NOTICE %s :*** Successfully rehashed server.", user->nick.c_str()); + if (bail) + { + /** Note: This is safe, the method checks for user == NULL */ + ServerInstance->Threads->Mutex(true); + ServerInstance->Parser->SetupCommandTable(user); + ServerInstance->Threads->Mutex(false); + } else - ServerInstance->SNO->WriteToSnoMask('A', "*** Successfully rehashed server."); + { + if (user) + user->WriteServ("NOTICE %s :*** Successfully rehashed server.", user->nick.c_str()); + else + ServerInstance->SNO->WriteToSnoMask('A', "*** Successfully rehashed server."); + } } @@ -1305,13 +1350,13 @@ bool ServerConfig::LoadConf(ConfigDataHash &target, FILE* &conf, const char* fil { std::string line; char ch; - long linenumber; + long linenumber = 1; + long last_successful_parse = 1; bool in_tag; bool in_quote; bool in_comment; int character_count = 0; - linenumber = 1; in_tag = false; in_quote = false; in_comment = false; @@ -1414,13 +1459,19 @@ bool ServerConfig::LoadConf(ConfigDataHash &target, FILE* &conf, const char* fil if (ch != '\r') line += ch; + if ((ch != '<') && (!in_tag) && (!in_comment) && (ch > ' ') && (ch != 9)) + { + errorstream << "You have stray characters beyond the tag which starts at " << filename << ":" << last_successful_parse << std::endl; + return false; + } + if (ch == '<') { if (in_tag) { if (!in_quote) { - errorstream << "Got another opening < when the first one wasn't closed: " << filename << ":" << linenumber << std::endl; + errorstream << "The tag at location " << filename << ":" << last_successful_parse << " was valid, but there is an error in the tag which comes after it. You are possibly missing a \" or >. Please check this." << std::endl; return false; } } @@ -1428,7 +1479,7 @@ bool ServerConfig::LoadConf(ConfigDataHash &target, FILE* &conf, const char* fil { if (in_quote) { - errorstream << "We're in a quote but outside a tag, interesting. " << filename << ":" << linenumber << std::endl; + errorstream << "Parser error: Inside a quote but not within the last valid tag, which was opened at: " << filename << ":" << last_successful_parse << std::endl; return false; } else @@ -1457,11 +1508,11 @@ bool ServerConfig::LoadConf(ConfigDataHash &target, FILE* &conf, const char* fil { if (in_quote) { - errorstream << "Found a (closing) \" outside a tag: " << filename << ":" << linenumber << std::endl; + errorstream << "The tag immediately after the one at " << filename << ":" << last_successful_parse << " has a missing closing \" symbol. Please check this." << std::endl; } else { - errorstream << "Found a (opening) \" outside a tag: " << filename << ":" << linenumber << std::endl; + errorstream << "You have opened a quote (\") beyond the tag at " << filename << ":" << last_successful_parse << " without opening a new tag. Please check this." << std::endl; } } } @@ -1478,14 +1529,18 @@ bool ServerConfig::LoadConf(ConfigDataHash &target, FILE* &conf, const char* fil * If this finds an then ParseLine can simply call * LoadConf() and load the included config into the same ConfigDataHash */ - if (!this->ParseLine(target, line, linenumber, errorstream)) + long bl = linenumber; + if (!this->ParseLine(target, filename, line, linenumber, errorstream)) return false; + last_successful_parse = linenumber; + + linenumber = bl; line.clear(); } else { - errorstream << "Got a closing > when we weren't inside a tag: " << filename << ":" << linenumber << std::endl; + errorstream << "You forgot to close the tag which comes immediately after the one at " << filename << ":" << last_successful_parse << std::endl; return false; } } @@ -1508,12 +1563,13 @@ bool ServerConfig::LoadConf(ConfigDataHash &target, FILE* &conf, const std::stri return this->LoadConf(target, conf, filename.c_str(), errorstream); } -bool ServerConfig::ParseLine(ConfigDataHash &target, std::string &line, long &linenumber, std::ostringstream &errorstream) +bool ServerConfig::ParseLine(ConfigDataHash &target, const std::string &filename, std::string &line, long &linenumber, std::ostringstream &errorstream) { std::string tagname; std::string current_key; std::string current_value; KeyValList results; + char last_char = 0; bool got_name; bool got_key; bool in_quote; @@ -1530,7 +1586,13 @@ bool ServerConfig::ParseLine(ConfigDataHash &target, std::string &line, long &li { if (*c != '<') { - tagname += *c; + if ((*c >= 'a' && *c <= 'z') || (*c >= 'A' && *c <='Z') || (*c >= '0' && *c <= '9') || *c == '_') + tagname += *c; + else + { + errorstream << "Invalid character in value name of tag: '" << *c << "' in value '" << tagname << "' in filename: " << filename << ":" << linenumber << std::endl; + return false; + } } } else @@ -1548,11 +1610,17 @@ bool ServerConfig::ParseLine(ConfigDataHash &target, std::string &line, long &li if (!got_key) { /* We're still reading the key name */ - if (*c != '=') + if ((*c != '=') && (*c != '>')) { if (*c != ' ') { - current_key += *c; + if ((*c >= 'a' && *c <= 'z') || (*c >= 'A' && *c <='Z') || (*c >= '0' && *c <= '9') || *c == '_') + current_key += *c; + else + { + errorstream << "Invalid character in key: '" << *c << "' in key '" << current_key << "' in filename: " << filename << ":" << linenumber << std::endl; + return false; + } } } else @@ -1577,16 +1645,22 @@ bool ServerConfig::ParseLine(ConfigDataHash &target, std::string &line, long &li current_value += *c; continue; } + else if ((*c == '\\') && (!in_quote)) + { + errorstream << "You can't have an escape sequence outside of a quoted section: " << filename << ":" << linenumber << std::endl; + return false; + } else if ((*c == '\n') && (in_quote)) { /* Got a 'real' \n, treat it as part of the value */ current_value += '\n'; - linenumber++; continue; } else if ((*c == '\r') && (in_quote)) + { /* Got a \r, drop it */ continue; + } if (*c == '"') { @@ -1625,6 +1699,7 @@ bool ServerConfig::ParseLine(ConfigDataHash &target, std::string &line, long &li { if (in_quote) { + last_char = *c; current_value += *c; } } @@ -2024,7 +2099,7 @@ bool ServerConfig::DirValid(const char* dirandfile) std::string ServerConfig::GetFullProgDir() { - char buffer[PATH_MAX+1]; + char buffer[PATH_MAX]; #ifdef WINDOWS /* Windows has specific api calls to get the exe path that never fail. * For once, windows has something of use, compared to the POSIX code