* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * InspIRCd: (C) 2002-2008 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
#include <openssl/ssl.h>
#include <openssl/err.h>
-#ifdef WINDOWS
-#include <openssl/applink.c>
-#endif
-
#include "configreader.h"
#include "users.h"
#include "channels.h"
/* $CompileFlags: pkgconfversion("openssl","0.9.7") pkgconfincludes("openssl","/openssl/ssl.h","") */
/* $LinkerFlags: 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->Modules->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;
// Needs the flag as it ignores a plain /rehash
OnRehash(NULL,"ssl");
+ Implementation eventlist[] = { I_OnRawSocketConnect, I_OnRawSocketAccept, I_OnRawSocketClose, I_OnRawSocketRead, I_OnRawSocketWrite, I_OnCleanup, I_On005Numeric,
+ I_OnBufferFlushed, I_OnRequest, I_OnSyncUserMetaData, I_OnDecodeMetaData, I_OnUnloadModule, I_OnRehash, I_OnWhois, I_OnPostConnect, I_OnHookUserIO };
+ ServerInstance->Modules->Attach(eventlist, this, 16);
}
- virtual void OnRehash(userrec* user, const std::string ¶m)
+ virtual void OnHookUserIO(User* user, const std::string &targetip)
{
- if (param != "ssl")
- return;
-
- Conf = new ConfigReader(ServerInstance);
-
- for (unsigned int i = 0; i < listenports.size(); i++)
+ if (!user->io && isin(targetip,user->GetPort(), listenports))
{
- ServerInstance->Config->DelIOHook(listenports[i]);
+ /* Hook the user with our module */
+ user->io = this;
}
+ }
- listenports.clear();
- clientactive = 0;
- sslports.clear();
-
- for (int i = 0; i < Conf->Enumerate("bind"); i++)
- {
- // For each <bind> tag
- std::string x = Conf->ReadValue("bind", "type", i);
- if (((x.empty()) || (x == "clients")) && (Conf->ReadValue("bind", "ssl", i) == "openssl"))
- {
- // Get the port we're meant to be listening on with SSL
- std::string port = Conf->ReadValue("bind", "port", i);
- 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);
- }
- }
- 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());
- }
- }
- }
- }
+ virtual void OnRehash(User* user, const std::string ¶m)
+ {
+ ConfigReader Conf(ServerInstance);
+
+ listenports.clear();
+ clientactive = 0;
+ sslports.clear();
+
+ for(int index = 0; index < Conf.Enumerate("bind"); index++)
+ {
+ // For each <bind> tag
+ 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", index);
+ std::string addr = Conf.ReadValue("bind", "address", index);
+
+ irc::portparser portrange(port, false);
+ long portno = -1;
+ while ((portno = portrange.GetToken()))
+ {
+ clientactive++;
+ try
+ {
+ listenports.push_back(addr + ":" + ConvToStr(portno));
+
+ for (size_t i = 0; i < ServerInstance->Config->ports.size(); i++)
+ if ((ServerInstance->Config->ports[i]->GetPort() == portno) && (ServerInstance->Config->ports[i]->GetIP() == addr))
+ ServerInstance->Config->ports[i]->SetDescription("ssl");
+ ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_gnutls.so: Enabling SSL for port %ld", portno);
+
+ sslports.append((addr.empty() ? "*" : addr)).append(":").append(ConvToStr(portno)).append(";");
+ }
+ catch (ModuleException &e)
+ {
+ ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_gnutls.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);
+ if (param != "ssl")
+ {
+ return;
+ }
+
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())
*/
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->GetExt("ssl", dummy) && IS_LOCAL(user) && user->io == 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");
+ User::QuitUser(ServerInstance, user, "SSL module unloading");
}
- if (user->GetExt("ssl_cert", dummy) && isin(user->GetPort(), listenports))
+ if (user->GetExt("ssl_cert", dummy))
{
ssl_cert* tofree;
user->GetExt("ssl_cert", tofree);
delete tofree;
user->Shrink("ssl_cert");
}
+
+ user->io = NULL;
}
}
{
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])
+ if (listenports[i] == (ServerInstance->Config->ports[j]->GetIP()+":"+ConvToStr(ServerInstance->Config->ports[j]->GetPort())))
ServerInstance->Config->ports[j]->SetDescription("plaintext");
}
}
virtual Version GetVersion()
{
- return Version(1, 1, 0, 0, VF_VENDOR, API_VERSION);
+ return Version(1, 2, 0, 0, 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 = ServerInstance->Config->AddIOHook((Module*)this, (BufferedSocket*)ISR->Sock) ? "OK" : NULL;
}
catch (ModuleException &e)
{
}
else if (strcmp("IS_UNHOOK", request->GetId()) == 0)
{
- return ServerInstance->Config->DelIOHook((InspSocket*)ISR->Sock) ? (char*)"OK" : NULL;
+ return ServerInstance->Config->DelIOHook((BufferedSocket*)ISR->Sock) ? "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";
}
}
virtual void OnRawSocketAccept(int fd, const std::string &ip, int localport)
{
+ /* 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)
{
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)
// 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;
+
issl_session* session = &sessions[fd];
if (!session->sess)
}
// :kenny.chatspike.net 320 Om Epy|AFK :is a Secure Connection
- virtual void OnWhois(userrec* source, userrec* dest)
+ virtual void OnWhois(User* source, User* 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)))
+ if (dest->GetExt("ssl", dummy) || ((IS_LOCAL(dest) && dest->io == this)))
{
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)
+ virtual void OnSyncUserMetaData(User* 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 its our metadata key, and its associated with a user
if ((target_type == TYPE_USER) && (extname == "ssl"))
{
- userrec* dest = (userrec*)target;
+ User* dest = (User*)target;
// if they dont already have an ssl flag, accept the remote server's
if (!dest->GetExt(extname, dummy))
{
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);
+ User* u = ServerInstance->FindDescriptor(session->fd);
if (u)
{
if (!u->GetExt("ssl", dummy))
}
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.
+ // protocol module has propagated 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(user->uuid);
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);
+ delete event;
+ delete metadata;
VerifyCertificate(&sessions[user->GetFd()], user);
if (sessions[user->GetFd()].sess)
//OnRawSocketWrite(session->fd, NULL, 0);
EventHandler* eh = ServerInstance->FindDescriptor(session->fd);
if (eh)
+ {
ServerInstance->SE->WantWrite(eh);
+ }
}
- virtual void OnBufferFlushed(userrec* user)
+ virtual void OnBufferFlushed(User* user)
{
if (user->GetExt("ssl"))
{
- ServerInstance->Log(DEBUG,"OnBufferFlushed for ssl user");
issl_session* session = &sessions[user->GetFd()];
if (session && session->outbuf.size())
OnRawSocketWrite(user->GetFd(), NULL, 0);
X509_free(cert);
}
+
+ void Prioritize()
+ {
+ Module* server = ServerInstance->Modules->Find("m_spanningtree.so");
+ ServerInstance->Modules->SetPriority(this, I_OnPostConnect, PRIO_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));
return 0;
}
-MODULE_INIT(ModuleSSLOpenSSL);
+MODULE_INIT(ModuleSSLOpenSSL)
projects / user / henk / code / inspircd.git / blobdiff