1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2009 InspIRCd Development Team
6 * See: http://wiki.inspircd.org/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
15 #include "transport.h"
17 /* $ModDesc: Provides SSL metadata, including /WHOIS information and /SSLINFO command */
21 class CommandSSLInfo : public Command
24 CommandSSLInfo(InspIRCd* Instance, Module* Creator) : Command(Instance, Creator, "SSLINFO", 0, 1)
26 this->syntax = "<nick>";
29 CmdResult Handle (const std::vector<std::string> ¶meters, User *user)
31 User* target = ServerInstance->FindNick(parameters[0]);
36 if (target->GetExt("ssl_cert", cert))
38 if (cert->GetError().length())
40 user->WriteServ("NOTICE %s :*** No SSL certificate information for this user (%s).", user->nick.c_str(), cert->GetError().c_str());
44 user->WriteServ("NOTICE %s :*** Distinguised Name: %s", user->nick.c_str(), cert->GetDN().c_str());
45 user->WriteServ("NOTICE %s :*** Issuer: %s", user->nick.c_str(), cert->GetIssuer().c_str());
46 user->WriteServ("NOTICE %s :*** Key Fingerprint: %s", user->nick.c_str(), cert->GetFingerprint().c_str());
52 user->WriteServ("NOTICE %s :*** No SSL certificate information for this user.", user->nick.c_str());
57 user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nickname", user->nick.c_str(), parameters[0].c_str());
63 class ModuleSSLInfo : public Module
67 ModuleSSLInfo(InspIRCd* Me)
68 : Module(Me), cmd(Me, this)
70 ServerInstance->AddCommand(&cmd);
72 Implementation eventlist[] = { I_OnSyncUser, I_OnDecodeMetaData, I_OnWhois, I_OnPreCommand };
73 ServerInstance->Modules->Attach(eventlist, this, 4);
77 virtual ~ModuleSSLInfo()
81 virtual Version GetVersion()
83 return Version("$Id$", VF_VENDOR, API_VERSION);
86 virtual void OnCleanup(int target_type, void* item)
88 if (target_type != TYPE_USER)
90 User* user = static_cast<User*>(item);
91 user->Shrink("ssl_cert");
94 virtual void OnWhois(User* source, User* dest)
96 if(dest->GetExt("ssl"))
98 ServerInstance->SendWhoisLine(source, dest, 320, "%s %s :is using a secure connection", source->nick.c_str(), dest->nick.c_str());
102 virtual void OnSyncUser(User* user, Module* proto, void* opaque)
104 if (user->GetExt("ssl"))
105 proto->ProtoSendMetaData(opaque, user, "ssl", "ON");
108 if (user->GetExt("ssl_cert", cert))
109 proto->ProtoSendMetaData(opaque, user, "ssl_cert", cert->GetMetaLine().c_str());
112 virtual void OnDecodeMetaData(Extensible* target, const std::string &extname, const std::string &extdata)
114 User* dest = dynamic_cast<User*>(target);
115 // check if its our metadata key, and its associated with a user
116 if (dest && (extname == "ssl"))
118 // if they dont already have an ssl flag, accept the remote server's
119 if (!dest->GetExt(extname))
121 dest->Extend(extname);
124 else if (dest && (extname == "ssl_cert"))
126 if (dest->GetExt(extname))
129 ssl_cert* cert = new ssl_cert;
130 dest->Extend(extname, cert);
132 std::stringstream s(extdata);
136 cert->invalid = (v.find('v') != std::string::npos);
137 cert->trusted = (v.find('T') != std::string::npos);
138 cert->revoked = (v.find('R') != std::string::npos);
139 cert->unknownsigner = (v.find('s') != std::string::npos);
140 if (v.find('E') != std::string::npos)
142 getline(s,cert->error,'\n');
146 getline(s,cert->fingerprint,' ');
147 getline(s,cert->dn,' ');
148 getline(s,cert->issuer,'\n');
153 bool OneOfMatches(const char* host, const char* ip, const char* hostlist)
155 std::stringstream hl(hostlist);
159 if (InspIRCd::Match(host, xhost, ascii_case_insensitive_map) || InspIRCd::MatchCIDR(ip, xhost, ascii_case_insensitive_map))
167 virtual ModResult OnPreCommand(std::string &command, std::vector<std::string> ¶meters, User *user, bool validated, const std::string &original_line)
169 irc::string pcmd = command.c_str();
171 if ((pcmd == "OPER") && (validated))
173 ConfigReader cf(ServerInstance);
174 char TheHost[MAXBUF];
176 std::string LoginName;
177 std::string Password;
178 std::string OperType;
179 std::string HostName;
180 std::string HashType;
181 std::string FingerPrint;
183 ssl_cert* cert = NULL;
185 snprintf(TheHost,MAXBUF,"%s@%s",user->ident.c_str(),user->host.c_str());
186 snprintf(TheIP, MAXBUF,"%s@%s",user->ident.c_str(),user->GetIPString());
188 user->GetExt("ssl_cert",cert);
190 for (int i = 0; i < cf.Enumerate("oper"); i++)
192 LoginName = cf.ReadValue("oper", "name", i);
193 Password = cf.ReadValue("oper", "password", i);
194 OperType = cf.ReadValue("oper", "type", i);
195 HostName = cf.ReadValue("oper", "host", i);
196 HashType = cf.ReadValue("oper", "hash", i);
197 FingerPrint = cf.ReadValue("oper", "fingerprint", i);
198 SSLOnly = cf.ReadFlag("oper", "sslonly", i);
200 if (FingerPrint.empty() && !SSLOnly)
203 if (LoginName != parameters[0])
206 if (!OneOfMatches(TheHost, TheIP, HostName.c_str()))
209 if (Password.length() && ServerInstance->PassCompare(user, Password.c_str(),parameters[1].c_str(), HashType.c_str()))
212 if (SSLOnly && !user->GetExt("ssl"))
214 user->WriteNumeric(491, "%s :This oper login name requires an SSL connection.", user->nick.c_str());
219 * No cert found or the fingerprint doesn't match
221 if ((!cert) || (cert->GetFingerprint() != FingerPrint))
223 user->WriteNumeric(491, "%s :This oper login name requires a matching key fingerprint.",user->nick.c_str());
224 ServerInstance->SNO->WriteToSnoMask('o',"'%s' cannot oper, does not match fingerprint", user->nick.c_str());
225 ServerInstance->Logs->Log("m_ssl_oper_cert",DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but wrong fingerprint.", user->nick.c_str(), user->ident.c_str(), user->host.c_str());
231 // Let core handle it for extra stuff
232 return MOD_RES_PASSTHRU;
238 MODULE_INIT(ModuleSSLInfo)