* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd: (C) 2002-2007 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ * InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*/
#include "inspircd.h"
-
#include <openssl/ssl.h>
#include <openssl/err.h>
-
-#ifdef WINDOWS
-#include <openssl/applink.c>
-#endif
-
-#include "configreader.h"
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
-
-#include "socket.h"
-#include "hashcomp.h"
-
#include "transport.h"
#ifdef WINDOWS
#endif
/* $ModDesc: Provides SSL support for clients */
-/* $CompileFlags: pkgconfversion("openssl","0.9.7") pkgconfincludes("openssl","/openssl/ssl.h","") */
-/* $LinkerFlags: rpath("pkg-config --libs openssl") pkgconflibs("openssl","/libssl.so","-lssl -lcrypto -ldl") */
+
+/* $LinkerFlags: if("USE_FREEBSD_BASE_SSL") -lssl -lcrypto */
+/* $CompileFlags: if(!"USE_FREEBSD_BASE_SSL") pkgconfversion("openssl","0.9.7") pkgconfincludes("openssl","/openssl/ssl.h","") */
+/* $LinkerFlags: if(!"USE_FREEBSD_BASE_SSL") rpath("pkg-config --libs openssl") pkgconflibs("openssl","/libssl.so","-lssl -lcrypto -ldl") */
+
/* $ModDep: transport.h */
+/* $NoPedantic */
+/* $CopyInstall: conf/key.pem $(CONPATH) */
+/* $CopyInstall: conf/cert.pem $(CONPATH) */
+
enum issl_status { ISSL_NONE, ISSL_HANDSHAKING, ISSL_OPEN };
enum issl_io_status { ISSL_WRITE, ISSL_READ };
static bool SelfSigned = false;
-bool isin(int port, const std::vector<int> &portlist)
+bool isin(const std::string &host, int port, const std::vector<std::string> &portlist)
{
- for(unsigned int i = 0; i < portlist.size(); i++)
- if(portlist[i] == port)
- return true;
+ if (std::find(portlist.begin(), portlist.end(), "*:" + ConvToStr(port)) != portlist.end())
+ return true;
+
+ if (std::find(portlist.begin(), portlist.end(), ":" + ConvToStr(port)) != portlist.end())
+ return true;
- return false;
+ return std::find(portlist.begin(), portlist.end(), host + ":" + ConvToStr(port)) != portlist.end();
}
char* get_error()
issl_io_status wstat;
unsigned int inbufoffset;
- char* inbuf; // Buffer OpenSSL reads into.
+ char* inbuf; // Buffer OpenSSL reads into.
std::string outbuf; // Buffer for outgoing data that OpenSSL will not take.
int fd;
bool outbound;
class ModuleSSLOpenSSL : public Module
{
-
- ConfigReader* Conf;
-
- std::vector<int> listenports;
+ std::vector<std::string> listenports;
int inbufsize;
- issl_session sessions[MAX_DESCRIPTORS];
+ issl_session* sessions;
SSL_CTX* ctx;
SSL_CTX* clictx;
InspIRCd* PublicInstance;
ModuleSSLOpenSSL(InspIRCd* Me)
- : Module(Me), PublicInstance(Me)
+ : Module(Me), PublicInstance(Me)
{
- ServerInstance->PublishInterface("InspSocketHook", this);
+ ServerInstance->Modules->PublishInterface("BufferedSocketHook", this);
+
+ sessions = new issl_session[ServerInstance->SE->GetMaxFds()];
// Not rehashable...because I cba to reduce all the sizes of existing buffers.
inbufsize = ServerInstance->Config->NetBufferSize;
ctx = SSL_CTX_new( SSLv23_server_method() );
clictx = SSL_CTX_new( SSLv23_client_method() );
+ SSL_CTX_set_mode(ctx, SSL_MODE_ENABLE_PARTIAL_WRITE | SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER);
+ SSL_CTX_set_mode(clictx, SSL_MODE_ENABLE_PARTIAL_WRITE | SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER);
+
SSL_CTX_set_verify(ctx, SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE, OnVerify);
SSL_CTX_set_verify(clictx, SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE, OnVerify);
// Needs the flag as it ignores a plain /rehash
- OnRehash(NULL,"ssl");
+ OnModuleRehash(NULL,"ssl");
+ Implementation eventlist[] = { I_OnRawSocketConnect, I_OnRawSocketAccept,
+ I_OnRawSocketClose, I_OnRawSocketRead, I_OnRawSocketWrite, I_OnCleanup, I_On005Numeric,
+ I_OnBufferFlushed, I_OnRequest, I_OnUnloadModule, I_OnRehash, I_OnModuleRehash,
+ I_OnPostConnect, I_OnHookUserIO };
+ ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
}
- virtual void OnRehash(userrec* user, const std::string ¶m)
+ virtual void OnHookUserIO(User* user)
{
- if (param != "ssl")
- return;
-
- Conf = new ConfigReader(ServerInstance);
-
- for (unsigned int i = 0; i < listenports.size(); i++)
+ if (!user->GetIOHook() && isin(user->GetServerIP(),user->GetServerPort(), listenports))
{
- ServerInstance->Config->DelIOHook(listenports[i]);
+ /* Hook the user with our module */
+ user->AddIOHook(this);
}
+ }
+
+ virtual void OnRehash(User* user)
+ {
+ ConfigReader Conf(ServerInstance);
listenports.clear();
clientactive = 0;
sslports.clear();
- for (int i = 0; i < Conf->Enumerate("bind"); i++)
+ for(int index = 0; index < Conf.Enumerate("bind"); index++)
{
// For each <bind> tag
- std::string x = Conf->ReadValue("bind", "type", i);
- if (((x.empty()) || (x == "clients")) && (Conf->ReadValue("bind", "ssl", i) == "openssl"))
+ std::string x = Conf.ReadValue("bind", "type", index);
+ if(((x.empty()) || (x == "clients")) && (Conf.ReadValue("bind", "ssl", index) == "openssl"))
{
// Get the port we're meant to be listening on with SSL
- std::string port = Conf->ReadValue("bind", "port", i);
+ std::string port = Conf.ReadValue("bind", "port", index);
+ std::string addr = Conf.ReadValue("bind", "address", index);
+
+ if (!addr.empty())
+ {
+ // normalize address, important for IPv6
+ int portint = 0;
+ irc::sockets::sockaddrs bin;
+ if (irc::sockets::aptosa(addr.c_str(), portint, &bin))
+ irc::sockets::satoap(&bin, addr, portint);
+ }
+
irc::portparser portrange(port, false);
long portno = -1;
while ((portno = portrange.GetToken()))
clientactive++;
try
{
- if (ServerInstance->Config->AddIOHook(portno, this))
- {
- listenports.push_back(portno);
- for (size_t i = 0; i < ServerInstance->Config->ports.size(); i++)
- if (ServerInstance->Config->ports[i]->GetPort() == portno)
- ServerInstance->Config->ports[i]->SetDescription("ssl");
- ServerInstance->Log(DEFAULT, "m_ssl_openssl.so: Enabling SSL for port %d", portno);
- sslports.append("*:").append(ConvToStr(portno)).append(";");
- }
- else
- {
- ServerInstance->Log(DEFAULT, "m_ssl_openssl.so: FAILED to enable SSL on port %d, maybe you have another ssl or similar module loaded?", portno);
- }
+ listenports.push_back(addr + ":" + ConvToStr(portno));
+
+ for (size_t i = 0; i < ServerInstance->ports.size(); i++)
+ if ((ServerInstance->ports[i]->GetPort() == portno) && (ServerInstance->ports[i]->GetIP() == addr))
+ ServerInstance->ports[i]->SetDescription("ssl");
+ ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so: Enabling SSL for port %ld", portno);
+
+ if (addr != "127.0.0.1")
+ sslports.append((addr.empty() ? "*" : addr)).append(":").append(ConvToStr(portno)).append(";");
}
catch (ModuleException &e)
{
- ServerInstance->Log(DEFAULT, "m_ssl_openssl.so: FAILED to enable SSL on port %d: %s. Maybe it's already hooked by the same port on a different IP, or you have another SSL or similar module loaded?", portno, e.GetReason());
+ ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so: FAILED to enable SSL on port %ld: %s. Maybe it's already hooked by the same port on a different IP, or you have an other SSL or similar module loaded?", portno, e.GetReason());
}
}
}
if (!sslports.empty())
sslports.erase(sslports.end() - 1);
+ }
+
+ virtual void OnModuleRehash(User* user, const std::string ¶m)
+ {
+ if (param != "ssl")
+ return;
+
+ OnRehash(user);
+
+ ConfigReader Conf(ServerInstance);
std::string confdir(ServerInstance->ConfigFileName);
// +1 so we the path ends with a /
confdir = confdir.substr(0, confdir.find_last_of('/') + 1);
- cafile = Conf->ReadValue("openssl", "cafile", 0);
- certfile = Conf->ReadValue("openssl", "certfile", 0);
- keyfile = Conf->ReadValue("openssl", "keyfile", 0);
- dhfile = Conf->ReadValue("openssl", "dhfile", 0);
+ cafile = Conf.ReadValue("openssl", "cafile", 0);
+ certfile = Conf.ReadValue("openssl", "certfile", 0);
+ keyfile = Conf.ReadValue("openssl", "keyfile", 0);
+ dhfile = Conf.ReadValue("openssl", "dhfile", 0);
// Set all the default values needed.
if (cafile.empty())
dhfile = "dhparams.pem";
// Prepend relative paths with the path to the config directory.
- if (cafile[0] != '/')
+ if ((cafile[0] != '/') && (!ServerInstance->Config->StartsWithWindowsDriveLetter(cafile)))
cafile = confdir + cafile;
- if (certfile[0] != '/')
+ if ((certfile[0] != '/') && (!ServerInstance->Config->StartsWithWindowsDriveLetter(certfile)))
certfile = confdir + certfile;
- if (keyfile[0] != '/')
+ if ((keyfile[0] != '/') && (!ServerInstance->Config->StartsWithWindowsDriveLetter(keyfile)))
keyfile = confdir + keyfile;
- if (dhfile[0] != '/')
+ if ((dhfile[0] != '/') && (!ServerInstance->Config->StartsWithWindowsDriveLetter(dhfile)))
dhfile = confdir + dhfile;
/* Load our keys and certificates
*/
if ((!SSL_CTX_use_certificate_chain_file(ctx, certfile.c_str())) || (!SSL_CTX_use_certificate_chain_file(clictx, certfile.c_str())))
{
- ServerInstance->Log(DEFAULT, "m_ssl_openssl.so: Can't read certificate file %s. %s", certfile.c_str(), strerror(errno));
+ ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so: Can't read certificate file %s. %s", certfile.c_str(), strerror(errno));
ERR_print_errors_cb(error_callback, this);
}
if (((!SSL_CTX_use_PrivateKey_file(ctx, keyfile.c_str(), SSL_FILETYPE_PEM))) || (!SSL_CTX_use_PrivateKey_file(clictx, keyfile.c_str(), SSL_FILETYPE_PEM)))
{
- ServerInstance->Log(DEFAULT, "m_ssl_openssl.so: Can't read key file %s. %s", keyfile.c_str(), strerror(errno));
+ ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so: Can't read key file %s. %s", keyfile.c_str(), strerror(errno));
ERR_print_errors_cb(error_callback, this);
}
/* Load the CAs we trust*/
if (((!SSL_CTX_load_verify_locations(ctx, cafile.c_str(), 0))) || (!SSL_CTX_load_verify_locations(clictx, cafile.c_str(), 0)))
{
- ServerInstance->Log(DEFAULT, "m_ssl_openssl.so: Can't read CA list from %s. %s", cafile.c_str(), strerror(errno));
+ ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so: Can't read CA list from %s. %s", cafile.c_str(), strerror(errno));
ERR_print_errors_cb(error_callback, this);
}
if (dhpfile == NULL)
{
- ServerInstance->Log(DEFAULT, "m_ssl_openssl.so Couldn't open DH file %s: %s", dhfile.c_str(), strerror(errno));
+ ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so Couldn't open DH file %s: %s", dhfile.c_str(), strerror(errno));
throw ModuleException("Couldn't open DH file " + dhfile + ": " + strerror(errno));
}
else
ret = PEM_read_DHparams(dhpfile, NULL, NULL, NULL);
if ((SSL_CTX_set_tmp_dh(ctx, ret) < 0) || (SSL_CTX_set_tmp_dh(clictx, ret) < 0))
{
- ServerInstance->Log(DEFAULT, "m_ssl_openssl.so: Couldn't set DH parameters %s. SSL errors follow:", dhfile.c_str());
+ ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so: Couldn't set DH parameters %s. SSL errors follow:", dhfile.c_str());
ERR_print_errors_cb(error_callback, this);
}
}
fclose(dhpfile);
-
- DELETE(Conf);
}
virtual void On005Numeric(std::string &output)
{
SSL_CTX_free(ctx);
SSL_CTX_free(clictx);
+ ServerInstance->Modules->UnpublishInterface("BufferedSocketHook", this);
+ delete[] sessions;
}
virtual void OnCleanup(int target_type, void* item)
{
if (target_type == TYPE_USER)
{
- userrec* user = (userrec*)item;
+ User* user = (User*)item;
- if (user->GetExt("ssl", dummy) && IS_LOCAL(user) && isin(user->GetPort(), listenports))
+ if (user->GetIOHook() == this)
{
// User is using SSL, they're a local user, and they're using one of *our* SSL ports.
// Potentially there could be multiple SSL modules loaded at once on different ports.
- userrec::QuitUser(ServerInstance, user, "SSL module unloading");
+ ServerInstance->Users->QuitUser(user, "SSL module unloading");
+ user->DelIOHook();
}
- if (user->GetExt("ssl_cert", dummy) && isin(user->GetPort(), listenports))
+ if (user->GetExt("ssl_cert", dummy))
{
ssl_cert* tofree;
user->GetExt("ssl_cert", tofree);
{
for(unsigned int i = 0; i < listenports.size(); i++)
{
- ServerInstance->Config->DelIOHook(listenports[i]);
- for (size_t j = 0; j < ServerInstance->Config->ports.size(); j++)
- if (ServerInstance->Config->ports[j]->GetPort() == listenports[i])
- ServerInstance->Config->ports[j]->SetDescription("plaintext");
+ for (size_t j = 0; j < ServerInstance->ports.size(); j++)
+ if (listenports[i] == (ServerInstance->ports[j]->GetIP()+":"+ConvToStr(ServerInstance->ports[j]->GetPort())))
+ ServerInstance->ports[j]->SetDescription("plaintext");
}
}
}
virtual Version GetVersion()
{
- return Version(1, 1, 0, 0, VF_VENDOR, API_VERSION);
+ return Version("$Id$", VF_VENDOR, API_VERSION);
}
- void Implements(char* List)
- {
- List[I_OnRawSocketConnect] = List[I_OnRawSocketAccept] = List[I_OnRawSocketClose] = List[I_OnRawSocketRead] = List[I_OnRawSocketWrite] = List[I_OnCleanup] = List[I_On005Numeric] = 1;
- List[I_OnBufferFlushed] = List[I_OnRequest] = List[I_OnSyncUserMetaData] = List[I_OnDecodeMetaData] = List[I_OnUnloadModule] = List[I_OnRehash] = List[I_OnWhois] = List[I_OnPostConnect] = 1;
- }
- virtual char* OnRequest(Request* request)
+ virtual const char* OnRequest(Request* request)
{
ISHRequest* ISR = (ISHRequest*)request;
if (strcmp("IS_NAME", request->GetId()) == 0)
}
else if (strcmp("IS_HOOK", request->GetId()) == 0)
{
- char* ret = "OK";
+ const char* ret = "OK";
try
{
- ret = ServerInstance->Config->AddIOHook((Module*)this, (InspSocket*)ISR->Sock) ? (char*)"OK" : NULL;
+ ret = ISR->Sock->AddIOHook((Module*)this) ? "OK" : NULL;
}
catch (ModuleException &e)
{
}
else if (strcmp("IS_UNHOOK", request->GetId()) == 0)
{
- return ServerInstance->Config->DelIOHook((InspSocket*)ISR->Sock) ? (char*)"OK" : NULL;
+ return ISR->Sock->DelIOHook() ? "OK" : NULL;
}
else if (strcmp("IS_HSDONE", request->GetId()) == 0)
{
- ServerInstance->Log(DEBUG,"Module checking if handshake is done");
if (ISR->Sock->GetFd() < 0)
- return (char*)"OK";
+ return "OK";
issl_session* session = &sessions[ISR->Sock->GetFd()];
- return (session->status == ISSL_HANDSHAKING) ? NULL : (char*)"OK";
+ return (session->status == ISSL_HANDSHAKING) ? NULL : "OK";
}
else if (strcmp("IS_ATTACH", request->GetId()) == 0)
{
issl_session* session = &sessions[ISR->Sock->GetFd()];
if (session->sess)
{
- VerifyCertificate(session, (InspSocket*)ISR->Sock);
+ VerifyCertificate(session, (BufferedSocket*)ISR->Sock);
return "OK";
}
}
+ else if (strcmp("GET_FP", request->GetId()) == 0)
+ {
+ if (ISR->Sock->GetFd() > -1)
+ {
+ issl_session* session = &sessions[ISR->Sock->GetFd()];
+ if (session->sess)
+ {
+ Extensible* ext = ISR->Sock;
+ ssl_cert* certinfo;
+ if (ext->GetExt("ssl_cert",certinfo))
+ return certinfo->GetFingerprint().c_str();
+ }
+ }
+ }
return NULL;
}
- virtual void OnRawSocketAccept(int fd, const std::string &ip, int localport)
+ virtual void OnRawSocketAccept(int fd, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server)
{
+ /* Are there any possibilities of an out of range fd? Hope not, but lets be paranoid */
+ if ((fd < 0) || (fd > ServerInstance->SE->GetMaxFds() - 1))
+ return;
+
issl_session* session = &sessions[fd];
session->fd = fd;
if (SSL_set_fd(session->sess, fd) == 0)
{
- ServerInstance->Log(DEBUG,"BUG: Can't set fd with SSL_set_fd: %d", fd);
+ ServerInstance->Logs->Log("m_ssl_openssl",DEBUG,"BUG: Can't set fd with SSL_set_fd: %d", fd);
return;
}
virtual void OnRawSocketConnect(int fd)
{
+ /* Are there any possibilities of an out of range fd? Hope not, but lets be paranoid */
+ if ((fd < 0) || (fd > ServerInstance->SE->GetMaxFds() -1))
+ return;
+
issl_session* session = &sessions[fd];
session->fd = fd;
if (SSL_set_fd(session->sess, fd) == 0)
{
- ServerInstance->Log(DEBUG,"BUG: Can't set fd with SSL_set_fd: %d", fd);
+ ServerInstance->Logs->Log("m_ssl_openssl",DEBUG,"BUG: Can't set fd with SSL_set_fd: %d", fd);
return;
}
virtual void OnRawSocketClose(int fd)
{
+ /* Are there any possibilities of an out of range fd? Hope not, but lets be paranoid */
+ if ((fd < 0) || (fd > ServerInstance->SE->GetMaxFds() - 1))
+ return;
+
CloseSession(&sessions[fd]);
EventHandler* user = ServerInstance->SE->GetRef(fd);
virtual int OnRawSocketRead(int fd, char* buffer, unsigned int count, int &readresult)
{
+ /* Are there any possibilities of an out of range fd? Hope not, but lets be paranoid */
+ if ((fd < 0) || (fd > ServerInstance->SE->GetMaxFds() - 1))
+ return 0;
+
issl_session* session = &sessions[fd];
if (!session->sess)
if (!Handshake(session))
{
// Couldn't resume handshake.
+ errno = session->status == ISSL_NONE ? EIO : EAGAIN;
return -1;
}
}
{
int ret = DoRead(session);
- ServerInstance->Log(DEBUG, "<***> DoRead count: " + ConvToStr(count));
- ServerInstance->Log(DEBUG, "<***> DoRead ret: " + ConvToStr(ret));
- ServerInstance->Log(DEBUG, "<***> DoRead session->inbufoffset: " + ConvToStr(session->inbufoffset));
-
if (ret > 0)
{
if (count <= session->inbufoffset)
{
memcpy(buffer, session->inbuf, count);
// Move the stuff left in inbuf to the beginning of it
- memcpy(session->inbuf, session->inbuf + count, (session->inbufoffset - count));
+ memmove(session->inbuf, session->inbuf + count, (session->inbufoffset - count));
// Now we need to set session->inbufoffset to the amount of data still waiting to be handed to insp.
session->inbufoffset -= count;
// Insp uses readresult as the count of how much data there is in buffer, so:
// Zero the offset, as there's nothing there..
session->inbufoffset = 0;
}
-
return 1;
}
- else
- {
- return ret;
- }
+ return ret;
}
}
virtual int OnRawSocketWrite(int fd, const char* buffer, int count)
{
+ /* Are there any possibilities of an out of range fd? Hope not, but lets be paranoid */
+ if ((fd < 0) || (fd > ServerInstance->SE->GetMaxFds() - 1))
+ return 0;
+
+ errno = EAGAIN;
issl_session* session = &sessions[fd];
if (!session->sess)
// The handshake isn't finished, try to finish it.
if (session->rstat == ISSL_WRITE || session->wstat == ISSL_WRITE)
{
- Handshake(session);
+ if (!Handshake(session))
+ {
+ // Couldn't resume handshake.
+ errno = session->status == ISSL_NONE ? EIO : EAGAIN;
+ return -1;
+ }
}
}
{
// Is this right? Not sure if the unencrypted data is garaunteed to be the same length.
// Read into the inbuffer, offset from the beginning by the amount of data we have that insp hasn't taken yet.
-
+
int ret = SSL_read(session->sess, session->inbuf + session->inbufoffset, inbufsize - session->inbufoffset);
if (ret == 0)
}
}
- // :kenny.chatspike.net 320 Om Epy|AFK :is a Secure Connection
- virtual void OnWhois(userrec* source, userrec* dest)
- {
- if (!clientactive)
- return;
-
- // Bugfix, only send this numeric for *our* SSL users
- if (dest->GetExt("ssl", dummy) || (IS_LOCAL(dest) && isin(dest->GetPort(), listenports)))
- {
- ServerInstance->SendWhoisLine(source, dest, 320, "%s %s :is using a secure connection", source->nick, dest->nick);
- }
- }
-
- virtual void OnSyncUserMetaData(userrec* user, Module* proto, void* opaque, const std::string &extname, bool displayable)
- {
- // check if the linking module wants to know about OUR metadata
- if (extname == "ssl")
- {
- // check if this user has an swhois field to send
- if(user->GetExt(extname, dummy))
- {
- // call this function in the linking module, let it format the data how it
- // sees fit, and send it on its way. We dont need or want to know how.
- proto->ProtoSendMetaData(opaque, TYPE_USER, user, extname, displayable ? "Enabled" : "ON");
- }
- }
- }
-
- virtual void OnDecodeMetaData(int target_type, void* target, const std::string &extname, const std::string &extdata)
- {
- // check if its our metadata key, and its associated with a user
- if ((target_type == TYPE_USER) && (extname == "ssl"))
- {
- userrec* dest = (userrec*)target;
- // if they dont already have an ssl flag, accept the remote server's
- if (!dest->GetExt(extname, dummy))
- {
- dest->Extend(extname, "ON");
- }
- }
- }
-
bool Handshake(issl_session* session)
{
int ret;
if (session->outbound)
- {
ret = SSL_connect(session->sess);
- }
else
ret = SSL_accept(session->sess);
{
// Handshake complete.
// This will do for setting the ssl flag...it could be done earlier if it's needed. But this seems neater.
- userrec* u = ServerInstance->FindDescriptor(session->fd);
+ EventHandler *u = ServerInstance->SE->GetRef(session->fd);
if (u)
{
- if (!u->GetExt("ssl", dummy))
- u->Extend("ssl", "ON");
+ u->Extend("ssl");
}
session->status = ISSL_OPEN;
}
else if (ret == 0)
{
- int ssl_err = SSL_get_error(session->sess, ret);
- char buf[1024];
- ERR_print_errors_fp(stderr);
- ServerInstance->Log(DEBUG,"Handshake fail 2: %d: %s", ssl_err, ERR_error_string(ssl_err,buf));
CloseSession(session);
return true;
}
return true;
}
- virtual void OnPostConnect(userrec* user)
+ virtual void OnPostConnect(User* user)
{
// This occurs AFTER OnUserConnect so we can be sure the
- // protocol module has propogated the NICK message.
- if ((user->GetExt("ssl", dummy)) && (IS_LOCAL(user)))
- {
- // Tell whatever protocol module we're using that we need to inform other servers of this metadata NOW.
- std::deque<std::string>* metadata = new std::deque<std::string>;
- metadata->push_back(user->nick);
- metadata->push_back("ssl"); // The metadata id
- metadata->push_back("ON"); // The value to send
- Event* event = new Event((char*)metadata,(Module*)this,"send_metadata");
- event->Send(ServerInstance); // Trigger the event. We don't care what module picks it up.
- DELETE(event);
- DELETE(metadata);
-
- VerifyCertificate(&sessions[user->GetFd()], user);
+ // protocol module has propagated the NICK message.
+ if ((user->GetIOHook() == this) && (IS_LOCAL(user)))
+ {
+ ssl_cert* certdata = VerifyCertificate(&sessions[user->GetFd()], user);
if (sessions[user->GetFd()].sess)
- user->WriteServ("NOTICE %s :*** You are connected using SSL cipher \"%s\"", user->nick, SSL_get_cipher(sessions[user->GetFd()].sess));
+ user->WriteServ("NOTICE %s :*** You are connected using SSL cipher \"%s\"", user->nick.c_str(), SSL_get_cipher(sessions[user->GetFd()].sess));
+
+ ServerInstance->PI->SendMetaData(user, "ssl", "ON");
+ if (certdata)
+ ServerInstance->PI->SendMetaData(user, "ssl_cert", certdata->GetMetaLine().c_str());
}
}
void MakePollWrite(issl_session* session)
{
//OnRawSocketWrite(session->fd, NULL, 0);
- EventHandler* eh = ServerInstance->FindDescriptor(session->fd);
+ EventHandler* eh = ServerInstance->SE->GetRef(session->fd);
if (eh)
+ {
ServerInstance->SE->WantWrite(eh);
+ }
}
- virtual void OnBufferFlushed(userrec* user)
+ virtual void OnBufferFlushed(User* user)
{
- if (user->GetExt("ssl"))
+ if (user->GetIOHook() == this)
{
- ServerInstance->Log(DEBUG,"OnBufferFlushed for ssl user");
issl_session* session = &sessions[user->GetFd()];
if (session && session->outbuf.size())
OnRawSocketWrite(user->GetFd(), NULL, 0);
session->inbuf = NULL;
session->sess = NULL;
session->status = ISSL_NONE;
+ errno = EIO;
}
- void VerifyCertificate(issl_session* session, Extensible* user)
+ ssl_cert* VerifyCertificate(issl_session* session, Extensible* user)
{
if (!session->sess || !user)
- return;
+ return NULL;
X509* cert;
ssl_cert* certinfo = new ssl_cert;
if (!cert)
{
- certinfo->data.insert(std::make_pair("error","Could not get peer certificate: "+std::string(get_error())));
- return;
+ certinfo->error = "Could not get peer certificate: "+std::string(get_error());
+ return certinfo;
}
- certinfo->data.insert(std::make_pair("invalid", SSL_get_verify_result(session->sess) != X509_V_OK ? ConvToStr(1) : ConvToStr(0)));
+ certinfo->invalid = (SSL_get_verify_result(session->sess) != X509_V_OK);
if (SelfSigned)
{
- certinfo->data.insert(std::make_pair("unknownsigner",ConvToStr(0)));
- certinfo->data.insert(std::make_pair("trusted",ConvToStr(1)));
+ certinfo->unknownsigner = false;
+ certinfo->trusted = true;
}
else
{
- certinfo->data.insert(std::make_pair("unknownsigner",ConvToStr(1)));
- certinfo->data.insert(std::make_pair("trusted",ConvToStr(0)));
+ certinfo->unknownsigner = true;
+ certinfo->trusted = false;
}
- certinfo->data.insert(std::make_pair("dn",std::string(X509_NAME_oneline(X509_get_subject_name(cert),0,0))));
- certinfo->data.insert(std::make_pair("issuer",std::string(X509_NAME_oneline(X509_get_issuer_name(cert),0,0))));
+ certinfo->dn = X509_NAME_oneline(X509_get_subject_name(cert),0,0);
+ certinfo->issuer = X509_NAME_oneline(X509_get_issuer_name(cert),0,0);
if (!X509_digest(cert, digest, md, &n))
{
- certinfo->data.insert(std::make_pair("error","Out of memory generating fingerprint"));
+ certinfo->error = "Out of memory generating fingerprint";
}
else
{
- certinfo->data.insert(std::make_pair("fingerprint",irc::hex(md, n)));
+ certinfo->fingerprint = irc::hex(md, n);
}
- if ((ASN1_UTCTIME_cmp_time_t(X509_get_notAfter(cert), time(NULL)) == -1) || (ASN1_UTCTIME_cmp_time_t(X509_get_notBefore(cert), time(NULL)) == 0))
+ if ((ASN1_UTCTIME_cmp_time_t(X509_get_notAfter(cert), ServerInstance->Time()) == -1) || (ASN1_UTCTIME_cmp_time_t(X509_get_notBefore(cert), ServerInstance->Time()) == 0))
{
- certinfo->data.insert(std::make_pair("error","Not activated, or expired certificate"));
+ certinfo->error = "Not activated, or expired certificate";
}
X509_free(cert);
+ return certinfo;
}
+
+ void Prioritize()
+ {
+ Module* server = ServerInstance->Modules->Find("m_spanningtree.so");
+ ServerInstance->Modules->SetPriority(this, I_OnPostConnect, PRIORITY_AFTER, &server);
+ }
+
};
static int error_callback(const char *str, size_t len, void *u)
{
ModuleSSLOpenSSL* mssl = (ModuleSSLOpenSSL*)u;
- mssl->PublicInstance->Log(DEFAULT, "SSL error: " + std::string(str, len - 1));
+ mssl->PublicInstance->Logs->Log("m_ssl_openssl",DEFAULT, "SSL error: " + std::string(str, len - 1));
+
+ //
+ // XXX: Remove this line, it causes valgrind warnings...
+ //
+ // MD_update(&m, buf, j);
+ //
+ //
+ // ... ONLY JOKING! :-)
+ //
+
return 0;
}
-MODULE_INIT(ModuleSSLOpenSSL);
-
+MODULE_INIT(ModuleSSLOpenSSL)