#include "inspircd.h"
#include "modules/ssl.h"
+#include "modules/webirc.h"
+#include "modules/whois.h"
-class SSLCertExt : public ExtensionItem {
+enum
+{
+ // From oftc-hybrid.
+ RPL_WHOISCERTFP = 276,
+
+ // From UnrealIRCd.
+ RPL_WHOISSECURE = 671
+};
+
+class SSLCertExt : public ExtensionItem
+{
public:
- SSLCertExt(Module* parent) : ExtensionItem("ssl_cert", parent) {}
+ SSLCertExt(Module* parent)
+ : ExtensionItem("ssl_cert", ExtensionItem::EXT_USER, parent)
+ {
+ }
+
ssl_cert* get(const Extensible* item) const
{
return static_cast<ssl_cert*>(get_raw(item));
}
+
void set(Extensible* item, ssl_cert* value)
{
value->refcount_inc();
delete old;
}
- std::string serialize(SerializeFormat format, const Extensible* container, void* item) const
+ void unset(Extensible* container)
+ {
+ void* old = unset_raw(container);
+ delete static_cast<std::string*>(old);
+ }
+
+ std::string serialize(SerializeFormat format, const Extensible* container, void* item) const CXX11_OVERRIDE
{
return static_cast<ssl_cert*>(item)->GetMetaLine();
}
- void unserialize(SerializeFormat format, Extensible* container, const std::string& value)
+ void unserialize(SerializeFormat format, Extensible* container, const std::string& value) CXX11_OVERRIDE
{
ssl_cert* cert = new ssl_cert;
set(container, cert);
}
}
- void free(void* item)
+ void free(Extensible* container, void* item) CXX11_OVERRIDE
{
ssl_cert* old = static_cast<ssl_cert*>(item);
if (old && old->refcount_dec())
}
};
-/** Handle /SSLINFO
- */
+class UserCertificateAPIImpl : public UserCertificateAPIBase
+{
+ public:
+ LocalIntExt nosslext;
+ SSLCertExt sslext;
+
+ UserCertificateAPIImpl(Module* mod)
+ : UserCertificateAPIBase(mod)
+ , nosslext("no_ssl_cert", ExtensionItem::EXT_USER, mod)
+ , sslext(mod)
+ {
+ }
+
+ ssl_cert* GetCertificate(User* user) CXX11_OVERRIDE
+ {
+ ssl_cert* cert = sslext.get(user);
+ if (cert)
+ return cert;
+
+ LocalUser* luser = IS_LOCAL(user);
+ if (!luser || nosslext.get(luser))
+ return NULL;
+
+ cert = SSLClientCert::GetCertificate(&luser->eh);
+ if (!cert)
+ return NULL;
+
+ SetCertificate(user, cert);
+ return cert;
+ }
+
+ void SetCertificate(User* user, ssl_cert* cert) CXX11_OVERRIDE
+ {
+ ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Setting SSL certificate for %s: %s",
+ user->GetFullHost().c_str(), cert->GetMetaLine().c_str());
+ sslext.set(user, cert);
+ }
+};
+
class CommandSSLInfo : public Command
{
public:
- SSLCertExt CertExt;
+ UserCertificateAPIImpl sslapi;
- CommandSSLInfo(Module* Creator) : Command(Creator, "SSLINFO", 1), CertExt(Creator)
+ CommandSSLInfo(Module* Creator)
+ : Command(Creator, "SSLINFO", 1)
+ , sslapi(Creator)
{
this->syntax = "<nick>";
}
- CmdResult Handle (const std::vector<std::string> ¶meters, User *user)
+ CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE
{
User* target = ServerInstance->FindNickOnly(parameters[0]);
if ((!target) || (target->registered != REG_ALL))
{
- user->WriteNumeric(ERR_NOSUCHNICK, "%s :No such nickname", parameters[0].c_str());
+ user->WriteNumeric(Numerics::NoSuchNick(parameters[0]));
return CMD_FAILURE;
}
bool operonlyfp = ServerInstance->Config->ConfValue("sslinfo")->getBool("operonly");
user->WriteNotice("*** You cannot view SSL certificate information for other users");
return CMD_FAILURE;
}
- ssl_cert* cert = CertExt.get(target);
+ ssl_cert* cert = sslapi.GetCertificate(target);
if (!cert)
{
user->WriteNotice("*** No SSL certificate for this user");
}
};
-class UserCertificateAPIImpl : public UserCertificateAPIBase
-{
- SSLCertExt& ext;
-
- public:
- UserCertificateAPIImpl(Module* mod, SSLCertExt& certext)
- : UserCertificateAPIBase(mod), ext(certext)
- {
- }
-
- ssl_cert* GetCertificate(User* user) CXX11_OVERRIDE
- {
- return ext.get(user);
- }
-};
-
-class ModuleSSLInfo : public Module
+class ModuleSSLInfo
+ : public Module
+ , public WebIRC::EventListener
+ , public Whois::EventListener
{
+ private:
CommandSSLInfo cmd;
- UserCertificateAPIImpl APIImpl;
public:
ModuleSSLInfo()
- : cmd(this), APIImpl(this, cmd.CertExt)
+ : WebIRC::EventListener(this)
+ , Whois::EventListener(this)
+ , cmd(this)
{
}
return Version("SSL Certificate Utilities", VF_VENDOR);
}
- void OnWhois(User* source, User* dest) CXX11_OVERRIDE
+ void OnWhois(Whois::Context& whois) CXX11_OVERRIDE
{
- ssl_cert* cert = cmd.CertExt.get(dest);
+ ssl_cert* cert = cmd.sslapi.GetCertificate(whois.GetTarget());
if (cert)
{
- ServerInstance->SendWhoisLine(source, dest, 671, "%s :is using a secure connection", dest->nick.c_str());
+ whois.SendLine(RPL_WHOISSECURE, "is using a secure connection");
bool operonlyfp = ServerInstance->Config->ConfValue("sslinfo")->getBool("operonly");
- if ((!operonlyfp || source == dest || source->IsOper()) && !cert->fingerprint.empty())
- ServerInstance->SendWhoisLine(source, dest, 276, "%s :has client certificate fingerprint %s",
- dest->nick.c_str(), cert->fingerprint.c_str());
+ if ((!operonlyfp || whois.IsSelfWhois() || whois.GetSource()->IsOper()) && !cert->fingerprint.empty())
+ whois.SendLine(RPL_WHOISCERTFP, InspIRCd::Format("has client certificate fingerprint %s", cert->fingerprint.c_str()));
}
}
- ModResult OnPreCommand(std::string &command, std::vector<std::string> ¶meters, LocalUser *user, bool validated, const std::string &original_line) CXX11_OVERRIDE
+ ModResult OnPreCommand(std::string& command, CommandBase::Params& parameters, LocalUser* user, bool validated) CXX11_OVERRIDE
{
if ((command == "OPER") && (validated))
{
if (i != ServerInstance->Config->oper_blocks.end())
{
OperInfo* ifo = i->second;
- ssl_cert* cert = cmd.CertExt.get(user);
+ ssl_cert* cert = cmd.sslapi.GetCertificate(user);
if (ifo->oper_block->getBool("sslonly") && !cert)
{
- user->WriteNumeric(491, ":This oper login requires an SSL connection.");
+ user->WriteNumeric(ERR_NOOPERHOST, "This oper login requires an SSL connection.");
user->CommandFloodPenalty += 10000;
return MOD_RES_DENY;
}
std::string fingerprint;
if (ifo->oper_block->readString("fingerprint", fingerprint) && (!cert || cert->GetFingerprint() != fingerprint))
{
- user->WriteNumeric(491, ":This oper login requires a matching SSL fingerprint.");
+ user->WriteNumeric(ERR_NOOPERHOST, "This oper login requires a matching SSL certificate fingerprint.");
user->CommandFloodPenalty += 10000;
return MOD_RES_DENY;
}
return MOD_RES_PASSTHRU;
}
- void OnUserConnect(LocalUser* user) CXX11_OVERRIDE
- {
- ssl_cert* cert = SSLClientCert::GetCertificate(&user->eh);
- if (cert)
- cmd.CertExt.set(user, cert);
- }
-
void OnPostConnect(User* user) CXX11_OVERRIDE
{
- ssl_cert *cert = cmd.CertExt.get(user);
- if (!cert || cert->fingerprint.empty())
+ LocalUser* const localuser = IS_LOCAL(user);
+ if (!localuser)
+ return;
+
+ const SSLIOHook* const ssliohook = SSLIOHook::IsSSL(&localuser->eh);
+ if (!ssliohook)
+ return;
+
+ ssl_cert* const cert = ssliohook->GetCertificate();
+
+ {
+ std::string text = "*** You are connected to ";
+ if (!ssliohook->GetServerName(text))
+ text.append(ServerInstance->Config->ServerName);
+ text.append(" using SSL cipher '");
+ ssliohook->GetCiphersuite(text);
+ text.push_back('\'');
+ if ((cert) && (!cert->GetFingerprint().empty()))
+ text.append(" and your SSL certificate fingerprint is ").append(cert->GetFingerprint());
+ user->WriteNotice(text);
+ }
+
+ if (!cert)
return;
// find an auto-oper block for this user
for (ServerConfig::OperIndex::const_iterator i = ServerInstance->Config->oper_blocks.begin(); i != ServerInstance->Config->oper_blocks.end(); ++i)
if (myclass->config->getString("requiressl") == "trusted")
{
ok = (cert && cert->IsCAVerified());
+ ServerInstance->Logs->Log("CONNECTCLASS", LOG_DEBUG, "Class requires a trusted SSL cert. Client %s one.", (ok ? "has" : "does not have"));
}
else if (myclass->config->getBool("requiressl"))
{
ok = (cert != NULL);
+ ServerInstance->Logs->Log("CONNECTCLASS", LOG_DEBUG, "Class requires any SSL cert. Client %s one.", (ok ? "has" : "does not have"));
}
if (!ok)
return MOD_RES_DENY;
return MOD_RES_PASSTHRU;
}
+
+ void OnWebIRCAuth(LocalUser* user, const WebIRC::FlagMap* flags) CXX11_OVERRIDE
+ {
+ // We are only interested in connection flags. If none have been
+ // given then we have nothing to do.
+ if (!flags)
+ return;
+
+ // We only care about the tls connection flag if the connection
+ // between the gateway and the server is secure.
+ if (!cmd.sslapi.GetCertificate(user))
+ return;
+
+ WebIRC::FlagMap::const_iterator iter = flags->find("secure");
+ if (iter == flags->end())
+ {
+ // If this is not set then the connection between the client and
+ // the gateway is not secure.
+ cmd.sslapi.nosslext.set(user, 1);
+ cmd.sslapi.sslext.unset(user);
+ return;
+ }
+
+ // Create a fake ssl_cert for the user.
+ ssl_cert* cert = new ssl_cert;
+ cert->error = "WebIRC users can not specify valid certs yet";
+ cert->invalid = true;
+ cert->revoked = true;
+ cert->trusted = false;
+ cert->unknownsigner = true;
+ cmd.sslapi.SetCertificate(user, cert);
+ }
};
MODULE_INIT(ModuleSSLInfo)