diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/configreader.cpp | 289 |
1 files changed, 229 insertions, 60 deletions
diff --git a/src/configreader.cpp b/src/configreader.cpp index 7c6f784f4..f1fedfe96 100644 --- a/src/configreader.cpp +++ b/src/configreader.cpp @@ -6,7 +6,7 @@ * See: http://www.inspircd.org/wiki/index.php/Credits * * This program is free but copyrighted software; see - * the file COPYING for details. + * the file COPYING for details. * * --------------------------------------------------- */ @@ -187,6 +187,99 @@ bool DoneConfItem(ServerConfig* conf, const char* tag) return true; } +void ServerConfig::ValidateNoSpaces(const char* p, const std::string &tag, const std::string &val) +{ + for (const char* ptr = p; *ptr; ++ptr) + { + if (*ptr == ' ') + throw CoreException("The value of <"+tag+":"+val+"> cannot contain spaces"); + } +} + +/* NOTE: Before anyone asks why we're not using inet_pton for this, it is because inet_pton and friends do not return so much detail, + * even in strerror(errno). They just return 'yes' or 'no' to an address without such detail as to whats WRONG with the address. + * Because ircd users arent as technical as they used to be (;)) we are going to give more of a useful error message. + */ +void ServerConfig::ValidateIP(const char* p, const std::string &tag, const std::string &val, bool wild) +{ + int num_dots = 0; + int num_seps = 0; + int not_numbers = false; + int not_hex = false; + + if (*p) + { + if (*p == '.') + throw CoreException("The value of <"+tag+":"+val+"> is not an IP address"); + + for (const char* ptr = p; *ptr; ++ptr) + { + if (wild && (*ptr == '*' || *ptr == '?' || *ptr == '/')) + continue; + + if (*ptr != ':' && *ptr != '.') + { + if (*ptr < '0' || *ptr > '9') + not_numbers = true; + if ((*ptr < '0' || *ptr > '9') && (toupper(*ptr) < 'A' || toupper(*ptr) > 'F')) + not_hex = true; + } + switch (*ptr) + { + case ' ': + throw CoreException("The value of <"+tag+":"+val+"> is not an IP address"); + case '.': + num_dots++; + break; + case ':': + num_seps++; + break; + } + } + + if (num_dots > 3) + throw CoreException("The value of <"+tag+":"+val+"> is an IPv4 address with too many fields!"); + + if (num_seps > 8) + throw CoreException("The value of <"+tag+":"+val+"> is an IPv6 address with too many fields!"); + + if (num_seps == 0 && num_dots < 3 && !wild) + throw CoreException("The value of <"+tag+":"+val+"> looks to be a malformed IPv4 address"); + + if (num_seps == 0 && num_dots == 3 && not_numbers) + throw CoreException("The value of <"+tag+":"+val+"> contains non-numeric characters in an IPv4 address"); + + if (num_seps != 0 && not_hex) + throw CoreException("The value of <"+tag+":"+val+"> contains non-hexdecimal characters in an IPv6 address"); + + if (num_seps != 0 && num_dots != 3 && num_dots != 0 && !wild) + throw CoreException("The value of <"+tag+":"+val+"> is a malformed IPv6 4in6 address"); + } +} + +void ServerConfig::ValidateHostname(const char* p, const std::string &tag, const std::string &val) +{ + int num_dots = 0; + if (*p) + { + if (*p == '.') + throw CoreException("The value of <"+tag+":"+val+"> is not a valid hostname"); + for (const char* ptr = p; *ptr; ++ptr) + { + switch (*ptr) + { + case ' ': + throw CoreException("The value of <"+tag+":"+val+"> is not a valid hostname"); + case '.': + num_dots++; + break; + } + } + if (num_dots == 0) + throw CoreException("The value of <"+tag+":"+val+"> is not a valid hostname"); + } +} + bool ValidateMaxTargets(ServerConfig* conf, const char*, const char*, ValueItem &data) { if ((data.GetInteger() < 0) || (data.GetInteger() > 31)) @@ -705,57 +798,57 @@ void ServerConfig::Read(bool bail, User* user) /* These tags can occur ONCE or not at all */ InitialConfig Values[] = { - {"options", "softlimit", MAXCLIENTS_S, new ValueContainerUInt (&this->SoftLimit), DT_INTEGER, ValidateSoftLimit}, - {"options", "somaxconn", SOMAXCONN_S, new ValueContainerInt (&this->MaxConn), DT_INTEGER, ValidateMaxConn}, - {"options", "moronbanner", "Youre banned!", new ValueContainerChar (this->MoronBanner), DT_CHARPTR, NoValidation}, - {"server", "name", "", new ValueContainerChar (this->ServerName), DT_CHARPTR, ValidateServerName}, - {"server", "description", "Configure Me", new ValueContainerChar (this->ServerDesc), DT_CHARPTR, NoValidation}, - {"server", "network", "Network", new ValueContainerChar (this->Network), DT_CHARPTR, NoValidation}, - {"server", "id", "0", new ValueContainerInt (&this->sid), DT_INTEGER, ValidateSID}, - {"admin", "name", "", new ValueContainerChar (this->AdminName), DT_CHARPTR, NoValidation}, - {"admin", "email", "Mis@configu.red", new ValueContainerChar (this->AdminEmail), DT_CHARPTR, NoValidation}, - {"admin", "nick", "Misconfigured", new ValueContainerChar (this->AdminNick), DT_CHARPTR, NoValidation}, - {"files", "motd", "", new ValueContainerChar (this->motd), DT_CHARPTR, ValidateMotd}, - {"files", "rules", "", new ValueContainerChar (this->rules), DT_CHARPTR, ValidateRules}, - {"power", "diepass", "", new ValueContainerChar (this->diepass), DT_CHARPTR, ValidateNotEmpty}, - {"power", "pause", "", new ValueContainerInt (&this->DieDelay), DT_INTEGER, NoValidation}, - {"power", "restartpass", "", new ValueContainerChar (this->restartpass), DT_CHARPTR, ValidateNotEmpty}, - {"options", "prefixquit", "", new ValueContainerChar (this->PrefixQuit), DT_CHARPTR, NoValidation}, - {"options", "suffixquit", "", new ValueContainerChar (this->SuffixQuit), DT_CHARPTR, NoValidation}, - {"options", "fixedquit", "", new ValueContainerChar (this->FixedQuit), DT_CHARPTR, NoValidation}, - {"options", "loglevel", "default", new ValueContainerChar (debug), DT_CHARPTR, ValidateLogLevel}, - {"options", "netbuffersize","10240", new ValueContainerInt (&this->NetBufferSize), DT_INTEGER, ValidateNetBufferSize}, - {"options", "maxwho", "128", new ValueContainerInt (&this->MaxWhoResults), DT_INTEGER, ValidateMaxWho}, - {"options", "allowhalfop", "0", new ValueContainerBool (&this->AllowHalfop), DT_BOOLEAN, NoValidation}, - {"dns", "server", "", new ValueContainerChar (this->DNSServer), DT_CHARPTR, DNSServerValidator}, - {"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}, - {"options", "userstats", "", new ValueContainerChar (this->UserStats), DT_CHARPTR, NoValidation}, - {"options", "customversion","", new ValueContainerChar (this->CustomVersion), DT_CHARPTR, NoValidation}, - {"options", "hidesplits", "0", new ValueContainerBool (&this->HideSplits), DT_BOOLEAN, NoValidation}, - {"options", "hidebans", "0", new ValueContainerBool (&this->HideBans), DT_BOOLEAN, NoValidation}, - {"options", "hidewhois", "", new ValueContainerChar (this->HideWhoisServer), DT_CHARPTR, NoValidation}, - {"options", "hidekills", "", new ValueContainerChar (this->HideKillsServer), DT_CHARPTR, NoValidation}, - {"options", "operspywhois", "0", new ValueContainerBool (&this->OperSpyWhois), DT_BOOLEAN, NoValidation}, - {"options", "nouserdns", "0", new ValueContainerBool (&this->NoUserDns), DT_BOOLEAN, NoValidation}, - {"options", "syntaxhints", "0", new ValueContainerBool (&this->SyntaxHints), DT_BOOLEAN, NoValidation}, - {"options", "cyclehosts", "0", new ValueContainerBool (&this->CycleHosts), DT_BOOLEAN, NoValidation}, - {"options", "ircumsgprefix","0", new ValueContainerBool (&this->UndernetMsgPrefix), DT_BOOLEAN, NoValidation}, - {"options", "announceinvites", "1", new ValueContainerChar (announceinvites), DT_CHARPTR, ValidateInvite}, - {"options", "hostintopic", "1", new ValueContainerBool (&this->FullHostInTopic), DT_BOOLEAN, NoValidation}, - {"options", "hidemodes", "", new ValueContainerChar (hidemodes), DT_CHARPTR, ValidateModeLists}, - {"options", "exemptchanops","", new ValueContainerChar (exemptchanops), DT_CHARPTR, ValidateExemptChanOps}, - {"options", "maxtargets", "20", new ValueContainerUInt (&this->MaxTargets), DT_INTEGER, ValidateMaxTargets}, - {"options", "defaultmodes", "nt", new ValueContainerChar (this->DefaultModes), DT_CHARPTR, NoValidation}, - {"pid", "file", "", new ValueContainerChar (this->PID), DT_CHARPTR, NoValidation}, - {"whowas", "groupsize", "10", new ValueContainerInt (&this->WhoWasGroupSize), DT_INTEGER, NoValidation}, - {"whowas", "maxgroups", "10240", new ValueContainerInt (&this->WhoWasMaxGroups), DT_INTEGER, NoValidation}, - {"whowas", "maxkeep", "3600", new ValueContainerChar (maxkeep), DT_CHARPTR, ValidateWhoWas}, - {"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}, - {NULL, NULL, NULL, NULL, DT_NOTHING, NoValidation} + {"options", "softlimit", MAXCLIENTS_S, new ValueContainerUInt (&this->SoftLimit), DT_INTEGER, ValidateSoftLimit}, + {"options", "somaxconn", SOMAXCONN_S, new ValueContainerInt (&this->MaxConn), DT_INTEGER, ValidateMaxConn}, + {"options", "moronbanner", "Youre banned!", new ValueContainerChar (this->MoronBanner), DT_CHARPTR, NoValidation}, + {"server", "name", "", new ValueContainerChar (this->ServerName), DT_HOSTNAME, ValidateServerName}, + {"server", "description", "Configure Me", new ValueContainerChar (this->ServerDesc), DT_CHARPTR, NoValidation}, + {"server", "network", "Network", new ValueContainerChar (this->Network), DT_NOSPACES, NoValidation}, + {"server", "id", "0", new ValueContainerInt (&this->sid), DT_NOSPACES, ValidateSID}, + {"admin", "name", "", new ValueContainerChar (this->AdminName), DT_CHARPTR, NoValidation}, + {"admin", "email", "Mis@configu.red", new ValueContainerChar (this->AdminEmail), DT_CHARPTR, NoValidation}, + {"admin", "nick", "Misconfigured", new ValueContainerChar (this->AdminNick), DT_CHARPTR, NoValidation}, + {"files", "motd", "", new ValueContainerChar (this->motd), DT_CHARPTR, ValidateMotd}, + {"files", "rules", "", new ValueContainerChar (this->rules), DT_CHARPTR, ValidateRules}, + {"power", "diepass", "", new ValueContainerChar (this->diepass), DT_CHARPTR, ValidateNotEmpty}, + {"power", "pause", "", new ValueContainerInt (&this->DieDelay), DT_INTEGER, NoValidation}, + {"power", "restartpass", "", new ValueContainerChar (this->restartpass), DT_CHARPTR, ValidateNotEmpty}, + {"options", "prefixquit", "", new ValueContainerChar (this->PrefixQuit), DT_CHARPTR, NoValidation}, + {"options", "suffixquit", "", new ValueContainerChar (this->SuffixQuit), DT_CHARPTR, NoValidation}, + {"options", "fixedquit", "", new ValueContainerChar (this->FixedQuit), DT_CHARPTR, NoValidation}, + {"options", "loglevel", "default", new ValueContainerChar (debug), DT_CHARPTR, ValidateLogLevel}, + {"options", "netbuffersize","10240", new ValueContainerInt (&this->NetBufferSize), DT_INTEGER, ValidateNetBufferSize}, + {"options", "maxwho", "128", new ValueContainerInt (&this->MaxWhoResults), DT_INTEGER, ValidateMaxWho}, + {"options", "allowhalfop", "0", new ValueContainerBool (&this->AllowHalfop), DT_BOOLEAN, NoValidation}, + {"dns", "server", "", new ValueContainerChar (this->DNSServer), DT_IPADDRESS,DNSServerValidator}, + {"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}, + {"options", "userstats", "", new ValueContainerChar (this->UserStats), DT_CHARPTR, NoValidation}, + {"options", "customversion","", new ValueContainerChar (this->CustomVersion), DT_CHARPTR, NoValidation}, + {"options", "hidesplits", "0", new ValueContainerBool (&this->HideSplits), DT_BOOLEAN, NoValidation}, + {"options", "hidebans", "0", new ValueContainerBool (&this->HideBans), DT_BOOLEAN, NoValidation}, + {"options", "hidewhois", "", new ValueContainerChar (this->HideWhoisServer), DT_NOSPACES, NoValidation}, + {"options", "hidekills", "", new ValueContainerChar (this->HideKillsServer), DT_NOSPACES, NoValidation}, + {"options", "operspywhois", "0", new ValueContainerBool (&this->OperSpyWhois), DT_BOOLEAN, NoValidation}, + {"options", "nouserdns", "0", new ValueContainerBool (&this->NoUserDns), DT_BOOLEAN, NoValidation}, + {"options", "syntaxhints", "0", new ValueContainerBool (&this->SyntaxHints), DT_BOOLEAN, NoValidation}, + {"options", "cyclehosts", "0", new ValueContainerBool (&this->CycleHosts), DT_BOOLEAN, NoValidation}, + {"options", "ircumsgprefix","0", new ValueContainerBool (&this->UndernetMsgPrefix), DT_BOOLEAN, NoValidation}, + {"options", "announceinvites", "1", new ValueContainerChar (announceinvites), DT_CHARPTR, ValidateInvite}, + {"options", "hostintopic", "1", new ValueContainerBool (&this->FullHostInTopic), DT_BOOLEAN, NoValidation}, + {"options", "hidemodes", "", new ValueContainerChar (hidemodes), DT_CHARPTR, ValidateModeLists}, + {"options", "exemptchanops","", new ValueContainerChar (exemptchanops), DT_CHARPTR, ValidateExemptChanOps}, + {"options", "maxtargets", "20", new ValueContainerUInt (&this->MaxTargets), DT_INTEGER, ValidateMaxTargets}, + {"options", "defaultmodes", "nt", new ValueContainerChar (this->DefaultModes), DT_CHARPTR, NoValidation}, + {"pid", "file", "", new ValueContainerChar (this->PID), DT_CHARPTR, NoValidation}, + {"whowas", "groupsize", "10", new ValueContainerInt (&this->WhoWasGroupSize), DT_INTEGER, NoValidation}, + {"whowas", "maxgroups", "10240", new ValueContainerInt (&this->WhoWasMaxGroups), DT_INTEGER, NoValidation}, + {"whowas", "maxkeep", "3600", new ValueContainerChar (maxkeep), DT_CHARPTR, ValidateWhoWas}, + {"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}, + {NULL, NULL, NULL, NULL, DT_NOTHING, NoValidation} }; /* These tags can occur multiple times, and therefore they have special code to read them @@ -770,17 +863,19 @@ void ServerConfig::Read(bool bail, User* user) NULL}, {"", "", "", "", "120", "", "", "", "", "3", "3", "0", - "", "", "0", "0", + "", "", "0", "0", NULL}, - {DT_CHARPTR, DT_CHARPTR, DT_CHARPTR, DT_INTEGER, DT_INTEGER, DT_INTEGER, + {DT_IPADDRESS|DT_ALLOW_WILD, + DT_IPADDRESS|DT_ALLOW_WILD, + DT_CHARPTR, DT_INTEGER, DT_INTEGER, DT_INTEGER, DT_INTEGER, DT_INTEGER, DT_INTEGER, DT_INTEGER, DT_INTEGER, DT_INTEGER, - DT_CHARPTR, DT_CHARPTR, DT_INTEGER, DT_INTEGER}, + DT_NOSPACES, DT_NOSPACES, DT_INTEGER, DT_INTEGER}, InitConnect, DoConnect, DoneConnect}, {"uline", {"server", "silent", NULL}, {"", "0", NULL}, - {DT_CHARPTR, DT_BOOLEAN}, + {DT_HOSTNAME, DT_BOOLEAN}, InitULine,DoULine,DoneULine}, {"banlist", @@ -798,7 +893,7 @@ void ServerConfig::Read(bool bail, User* user) {"badip", {"reason", "ipmask", NULL}, {"No reason", "", NULL}, - {DT_CHARPTR, DT_CHARPTR}, + {DT_CHARPTR, DT_IPADDRESS|DT_ALLOW_WILD}, InitXLine, DoZLine, DoneConfItem}, {"badnick", @@ -822,13 +917,13 @@ void ServerConfig::Read(bool bail, User* user) {"type", {"name", "classes", NULL}, {"", "", NULL}, - {DT_CHARPTR, DT_CHARPTR}, + {DT_NOSPACES, DT_CHARPTR}, InitTypes, DoType, DoneClassesAndTypes}, {"class", {"name", "commands", NULL}, {"", "", NULL}, - {DT_CHARPTR, DT_CHARPTR}, + {DT_NOSPACES, DT_CHARPTR}, InitClasses, DoClass, DoneClassesAndTypes}, {NULL, @@ -871,8 +966,10 @@ void ServerConfig::Read(bool bail, User* user) { char item[MAXBUF]; int dt = Values[Index].datatype; - bool allow_newlines = ((dt & DT_ALLOW_NEWLINE) > 0); + bool allow_newlines = ((dt & DT_ALLOW_NEWLINE) > 0); + bool allow_wild = ((dt & DT_ALLOW_WILD) > 0); dt &= ~DT_ALLOW_NEWLINE; + dt &= ~DT_ALLOW_WILD; ConfValue(this->config_data, Values[Index].tag, Values[Index].value, Values[Index].default_value, 0, item, MAXBUF, allow_newlines); ValueItem vi(item); @@ -882,6 +979,35 @@ void ServerConfig::Read(bool bail, User* user) switch (Values[Index].datatype) { + case DT_NOSPACES: + { + ValueContainerChar* vcc = (ValueContainerChar*)Values[Index].val; + this->ValidateNoSpaces(vi.GetString(), Values[Index].tag, Values[Index].value); + vcc->Set(vi.GetString(), strlen(vi.GetString()) + 1); + } + break; + case DT_HOSTNAME: + { + ValueContainerChar* vcc = (ValueContainerChar*)Values[Index].val; + this->ValidateHostname(vi.GetString(), Values[Index].tag, Values[Index].value); + vcc->Set(vi.GetString(), strlen(vi.GetString()) + 1); + } + break; + case DT_IPADDRESS: + { + ValueContainerChar* vcc = (ValueContainerChar*)Values[Index].val; + this->ValidateIP(vi.GetString(), Values[Index].tag, Values[Index].value, allow_wild); + vcc->Set(vi.GetString(), strlen(vi.GetString()) + 1); + } + break; + case DT_CHANNEL: + { + ValueContainerChar* vcc = (ValueContainerChar*)Values[Index].val; + if (*(vi.GetString()) && !ServerInstance->IsChannel(vi.GetString())) + throw CoreException("The value of <"+std::string(Values[Index].tag)+":"+Values[Index].value+"> is not a valid channel name"); + vcc->Set(vi.GetString(), strlen(vi.GetString()) + 1); + } + break; case DT_CHARPTR: { ValueContainerChar* vcc = (ValueContainerChar*)Values[Index].val; @@ -929,10 +1055,53 @@ void ServerConfig::Read(bool bail, User* user) { int dt = MultiValues[Index].datatype[valuenum]; bool allow_newlines = ((dt & DT_ALLOW_NEWLINE) > 0); + bool allow_wild = ((dt & DT_ALLOW_WILD) > 0); dt &= ~DT_ALLOW_NEWLINE; + dt &= ~DT_ALLOW_WILD; switch (dt) { + case DT_NOSPACES: + { + char item[MAXBUF]; + if (ConfValue(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], MultiValues[Index].items_default[valuenum], tagnum, item, MAXBUF, allow_newlines)) + vl.push_back(ValueItem(item)); + else + vl.push_back(ValueItem("")); + this->ValidateNoSpaces(vl[vl.size()-1].GetString(), MultiValues[Index].tag, MultiValues[Index].items[valuenum]); + } + break; + case DT_HOSTNAME: + { + char item[MAXBUF]; + if (ConfValue(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], MultiValues[Index].items_default[valuenum], tagnum, item, MAXBUF, allow_newlines)) + vl.push_back(ValueItem(item)); + else + vl.push_back(ValueItem("")); + this->ValidateHostname(vl[vl.size()-1].GetString(), MultiValues[Index].tag, MultiValues[Index].items[valuenum]); + } + break; + case DT_IPADDRESS: + { + char item[MAXBUF]; + if (ConfValue(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], MultiValues[Index].items_default[valuenum], tagnum, item, MAXBUF, allow_newlines)) + vl.push_back(ValueItem(item)); + else + vl.push_back(ValueItem("")); + this->ValidateIP(vl[vl.size()-1].GetString(), MultiValues[Index].tag, MultiValues[Index].items[valuenum], allow_wild); + } + break; + case DT_CHANNEL: + { + char item[MAXBUF]; + if (ConfValue(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], MultiValues[Index].items_default[valuenum], tagnum, item, MAXBUF, allow_newlines)) + vl.push_back(ValueItem(item)); + else + vl.push_back(ValueItem("")); + if (!ServerInstance->IsChannel(vl[vl.size()-1].GetString())) + 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; case DT_CHARPTR: { char item[MAXBUF]; |