2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
5 * Copyright (C) 2008 Pippijn van Steenhoven <pip88nl@gmail.com>
6 * Copyright (C) 2006-2008 Craig Edwards <craigedwards@brainbox.cc>
7 * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
8 * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
9 * Copyright (C) 2006 Oliver Lupton <oliverlupton@gmail.com>
11 * This file is part of InspIRCd. InspIRCd is free software: you can
12 * redistribute it and/or modify it under the terms of the GNU General Public
13 * License as published by the Free Software Foundation, version 2.
15 * This program is distributed in the hope that it will be useful, but WITHOUT
16 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
20 * You should have received a copy of the GNU General Public License
21 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 /// $CompilerFlags: find_compiler_flags("openssl")
25 /// $LinkerFlags: find_linker_flags("openssl" "-lssl -lcrypto")
27 /// $PackageInfo: require_system("centos") openssl-devel pkgconfig
28 /// $PackageInfo: require_system("darwin") openssl pkg-config
29 /// $PackageInfo: require_system("ubuntu" "16.04") libssl-dev openssl pkg-config
34 #include "modules/ssl.h"
36 // Ignore OpenSSL deprecation warnings on OS X Lion and newer.
38 # pragma GCC diagnostic ignored "-Wdeprecated-declarations"
41 // Fix warnings about the use of `long long` on C++03.
43 # pragma clang diagnostic ignored "-Wc++11-long-long"
44 #elif defined __GNUC__
45 # pragma GCC diagnostic ignored "-Wlong-long"
48 #include <openssl/ssl.h>
49 #include <openssl/err.h>
52 # pragma comment(lib, "ssleay32.lib")
53 # pragma comment(lib, "libeay32.lib")
56 #if ((OPENSSL_VERSION_NUMBER >= 0x10000000L) && (!(defined(OPENSSL_NO_ECDH))))
57 // OpenSSL 0.9.8 includes some ECC support, but it's unfinished. Enable only for 1.0.0 and later.
58 #define INSPIRCD_OPENSSL_ENABLE_ECDH
61 enum issl_status { ISSL_NONE, ISSL_HANDSHAKING, ISSL_OPEN };
63 static bool SelfSigned = false;
64 static int exdataindex;
68 return ERR_error_string(ERR_get_error(), NULL);
71 static int OnVerify(int preverify_ok, X509_STORE_CTX* ctx);
72 static void StaticSSLInfoCallback(const SSL* ssl, int where, int rc);
76 class Exception : public ModuleException
79 Exception(const std::string& reason)
80 : ModuleException(reason) { }
88 DHParams(const std::string& filename)
90 BIO* dhpfile = BIO_new_file(filename.c_str(), "r");
92 throw Exception("Couldn't open DH file " + filename);
94 dh = PEM_read_bio_DHparams(dhpfile, NULL, NULL, NULL);
98 throw Exception("Couldn't read DH params from file " + filename);
118 Context(SSL_CTX* context)
121 // Sane default options for OpenSSL see https://www.openssl.org/docs/ssl/SSL_CTX_set_options.html
122 // and when choosing a cipher, use the server's preferences instead of the client preferences.
123 long opts = SSL_OP_NO_SSLv2 | SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION | SSL_OP_CIPHER_SERVER_PREFERENCE | SSL_OP_SINGLE_DH_USE;
124 // Only turn options on if they exist
125 #ifdef SSL_OP_SINGLE_ECDH_USE
126 opts |= SSL_OP_SINGLE_ECDH_USE;
128 #ifdef SSL_OP_NO_TICKET
129 opts |= SSL_OP_NO_TICKET;
132 ctx_options = SSL_CTX_set_options(ctx, opts);
134 long mode = SSL_MODE_ENABLE_PARTIAL_WRITE | SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER;
135 #ifdef SSL_MODE_RELEASE_BUFFERS
136 mode |= SSL_MODE_RELEASE_BUFFERS;
138 SSL_CTX_set_mode(ctx, mode);
139 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, NULL);
140 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
141 SSL_CTX_set_info_callback(ctx, StaticSSLInfoCallback);
149 bool SetDH(DHParams& dh)
152 return (SSL_CTX_set_tmp_dh(ctx, dh.get()) >= 0);
155 #ifdef INSPIRCD_OPENSSL_ENABLE_ECDH
156 void SetECDH(const std::string& curvename)
158 int nid = OBJ_sn2nid(curvename.c_str());
160 throw Exception("Unknown curve: " + curvename);
162 EC_KEY* eckey = EC_KEY_new_by_curve_name(nid);
164 throw Exception("Unable to create EC key object");
167 bool ret = (SSL_CTX_set_tmp_ecdh(ctx, eckey) >= 0);
170 throw Exception("Couldn't set ECDH parameters");
174 bool SetCiphers(const std::string& ciphers)
177 return SSL_CTX_set_cipher_list(ctx, ciphers.c_str());
180 bool SetCerts(const std::string& filename)
183 return SSL_CTX_use_certificate_chain_file(ctx, filename.c_str());
186 bool SetPrivateKey(const std::string& filename)
189 return SSL_CTX_use_PrivateKey_file(ctx, filename.c_str(), SSL_FILETYPE_PEM);
192 bool SetCA(const std::string& filename)
195 return SSL_CTX_load_verify_locations(ctx, filename.c_str(), 0);
198 long GetDefaultContextOptions() const
203 long SetRawContextOptions(long setoptions, long clearoptions)
206 SSL_CTX_clear_options(ctx, SSL_CTX_get_options(ctx));
208 // Set the default options and what is in the conf
209 SSL_CTX_set_options(ctx, ctx_options | setoptions);
210 return SSL_CTX_clear_options(ctx, clearoptions);
215 SSL_CTX_set_verify(ctx, SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE, OnVerify);
218 SSL* CreateServerSession()
220 SSL* sess = SSL_new(ctx);
221 SSL_set_accept_state(sess); // Act as server
225 SSL* CreateClientSession()
227 SSL* sess = SSL_new(ctx);
228 SSL_set_connect_state(sess); // Act as client
233 class Profile : public refcountbase
235 /** Name of this profile
237 const std::string name;
239 /** DH parameters in use
243 /** OpenSSL makes us have two contexts, one for servers and one for clients
248 /** Digest to use when generating fingerprints
250 const EVP_MD* digest;
252 /** Last error, set by error_callback()
256 /** True if renegotiations are allowed, false if not
258 const bool allowrenego;
260 /** Rough max size of records to send
262 const unsigned int outrecsize;
264 static int error_callback(const char* str, size_t len, void* u)
266 Profile* profile = reinterpret_cast<Profile*>(u);
267 profile->lasterr = std::string(str, len - 1);
271 /** Set raw OpenSSL context (SSL_CTX) options from a config tag
272 * @param ctxname Name of the context, client or server
273 * @param tag Config tag defining this profile
274 * @param context Context object to manipulate
276 void SetContextOptions(const std::string& ctxname, ConfigTag* tag, Context& context)
278 long setoptions = tag->getInt(ctxname + "setoptions");
279 long clearoptions = tag->getInt(ctxname + "clearoptions");
280 #ifdef SSL_OP_NO_COMPRESSION
281 if (!tag->getBool("compression", false)) // Disable compression by default
282 setoptions |= SSL_OP_NO_COMPRESSION;
284 if (!tag->getBool("sslv3", false)) // Disable SSLv3 by default
285 setoptions |= SSL_OP_NO_SSLv3;
286 if (!tag->getBool("tlsv1", true))
287 setoptions |= SSL_OP_NO_TLSv1;
289 if (!setoptions && !clearoptions)
290 return; // Nothing to do
292 ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Setting %s %s context options, default: %ld set: %ld clear: %ld", name.c_str(), ctxname.c_str(), ctx.GetDefaultContextOptions(), setoptions, clearoptions);
293 long final = context.SetRawContextOptions(setoptions, clearoptions);
294 ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "%s %s context options: %ld", name.c_str(), ctxname.c_str(), final);
298 Profile(const std::string& profilename, ConfigTag* tag)
300 , dh(ServerInstance->Config->Paths.PrependConfig(tag->getString("dhfile", "dh.pem")))
301 , ctx(SSL_CTX_new(SSLv23_server_method()))
302 , clictx(SSL_CTX_new(SSLv23_client_method()))
303 , allowrenego(tag->getBool("renegotiation")) // Disallow by default
304 , outrecsize(tag->getInt("outrecsize", 2048, 512, 16384))
306 if ((!ctx.SetDH(dh)) || (!clictx.SetDH(dh)))
307 throw Exception("Couldn't set DH parameters");
309 std::string hash = tag->getString("hash", "md5");
310 digest = EVP_get_digestbyname(hash.c_str());
312 throw Exception("Unknown hash type " + hash);
314 std::string ciphers = tag->getString("ciphers");
315 if (!ciphers.empty())
317 if ((!ctx.SetCiphers(ciphers)) || (!clictx.SetCiphers(ciphers)))
319 ERR_print_errors_cb(error_callback, this);
320 throw Exception("Can't set cipher list to \"" + ciphers + "\" " + lasterr);
324 #ifdef INSPIRCD_OPENSSL_ENABLE_ECDH
325 std::string curvename = tag->getString("ecdhcurve", "prime256v1");
326 if (!curvename.empty())
327 ctx.SetECDH(curvename);
330 SetContextOptions("server", tag, ctx);
331 SetContextOptions("client", tag, clictx);
333 /* Load our keys and certificates
334 * NOTE: OpenSSL's error logging API sucks, don't blame us for this clusterfuck.
336 std::string filename = ServerInstance->Config->Paths.PrependConfig(tag->getString("certfile", "cert.pem"));
337 if ((!ctx.SetCerts(filename)) || (!clictx.SetCerts(filename)))
339 ERR_print_errors_cb(error_callback, this);
340 throw Exception("Can't read certificate file: " + lasterr);
343 filename = ServerInstance->Config->Paths.PrependConfig(tag->getString("keyfile", "key.pem"));
344 if ((!ctx.SetPrivateKey(filename)) || (!clictx.SetPrivateKey(filename)))
346 ERR_print_errors_cb(error_callback, this);
347 throw Exception("Can't read key file: " + lasterr);
350 // Load the CAs we trust
351 filename = ServerInstance->Config->Paths.PrependConfig(tag->getString("cafile", "ca.pem"));
352 if ((!ctx.SetCA(filename)) || (!clictx.SetCA(filename)))
354 ERR_print_errors_cb(error_callback, this);
355 ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Can't read CA list from %s. This is only a problem if you want to verify client certificates, otherwise it's safe to ignore this message. Error: %s", filename.c_str(), lasterr.c_str());
358 clictx.SetVerifyCert();
359 if (tag->getBool("requestclientcert", true))
363 const std::string& GetName() const { return name; }
364 SSL* CreateServerSession() { return ctx.CreateServerSession(); }
365 SSL* CreateClientSession() { return clictx.CreateClientSession(); }
366 const EVP_MD* GetDigest() { return digest; }
367 bool AllowRenegotiation() const { return allowrenego; }
368 unsigned int GetOutgoingRecordSize() const { return outrecsize; }
373 static int create(BIO* bio)
379 static int destroy(BIO* bio)
381 // XXX: Dummy function to avoid a memory leak in OpenSSL.
382 // The memory leak happens in BIO_free() (bio_lib.c) when the destroy func of the BIO is NULL.
383 // This is fixed in OpenSSL but some distros still ship the unpatched version hence we provide this workaround.
387 static long ctrl(BIO* bio, int cmd, long num, void* ptr)
389 if (cmd == BIO_CTRL_FLUSH)
394 static int read(BIO* bio, char* buf, int len);
395 static int write(BIO* bio, const char* buf, int len);
399 static BIO_METHOD biomethods =
401 (100 | BIO_TYPE_SOURCE_SINK),
403 OpenSSL::BIOMethod::write,
404 OpenSSL::BIOMethod::read,
407 OpenSSL::BIOMethod::ctrl,
408 OpenSSL::BIOMethod::create,
409 OpenSSL::BIOMethod::destroy, // destroy, does nothing, see function body for more info
410 NULL // callback_ctrl
413 static int OnVerify(int preverify_ok, X509_STORE_CTX *ctx)
415 /* XXX: This will allow self signed certificates.
416 * In the future if we want an option to not allow this,
417 * we can just return preverify_ok here, and openssl
418 * will boot off self-signed and invalid peer certs.
420 int ve = X509_STORE_CTX_get_error(ctx);
422 SelfSigned = (ve == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT);
427 class OpenSSLIOHook : public SSLIOHook
433 reference<OpenSSL::Profile> profile;
435 // Returns 1 if handshake succeeded, 0 if it is still in progress, -1 if it failed
436 int Handshake(StreamSocket* user)
439 int ret = SSL_do_handshake(sess);
442 int err = SSL_get_error(sess, ret);
444 if (err == SSL_ERROR_WANT_READ)
446 SocketEngine::ChangeEventMask(user, FD_WANT_POLL_READ | FD_WANT_NO_WRITE);
447 this->status = ISSL_HANDSHAKING;
450 else if (err == SSL_ERROR_WANT_WRITE)
452 SocketEngine::ChangeEventMask(user, FD_WANT_NO_READ | FD_WANT_SINGLE_WRITE);
453 this->status = ISSL_HANDSHAKING;
464 // Handshake complete.
469 SocketEngine::ChangeEventMask(user, FD_WANT_POLL_READ | FD_WANT_NO_WRITE | FD_ADD_TRIAL_WRITE);
492 void VerifyCertificate()
495 ssl_cert* certinfo = new ssl_cert;
496 this->certificate = certinfo;
498 unsigned char md[EVP_MAX_MD_SIZE];
500 cert = SSL_get_peer_certificate(sess);
504 certinfo->error = "Could not get peer certificate: "+std::string(get_error());
508 certinfo->invalid = (SSL_get_verify_result(sess) != X509_V_OK);
512 certinfo->unknownsigner = false;
513 certinfo->trusted = true;
517 certinfo->unknownsigner = true;
518 certinfo->trusted = false;
522 X509_NAME_oneline(X509_get_subject_name(cert), buf, sizeof(buf));
524 // Make sure there are no chars in the string that we consider invalid
525 if (certinfo->dn.find_first_of("\r\n") != std::string::npos)
526 certinfo->dn.clear();
528 X509_NAME_oneline(X509_get_issuer_name(cert), buf, sizeof(buf));
529 certinfo->issuer = buf;
530 if (certinfo->issuer.find_first_of("\r\n") != std::string::npos)
531 certinfo->issuer.clear();
533 if (!X509_digest(cert, profile->GetDigest(), md, &n))
535 certinfo->error = "Out of memory generating fingerprint";
539 certinfo->fingerprint = BinToHex(md, n);
542 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))
544 certinfo->error = "Not activated, or expired certificate";
550 void SSLInfoCallback(int where, int rc)
552 if ((where & SSL_CB_HANDSHAKE_START) && (status == ISSL_OPEN))
554 if (profile->AllowRenegotiation())
557 // The other side is trying to renegotiate, kill the connection and change status
558 // to ISSL_NONE so CheckRenego() closes the session
560 BIO* bio = SSL_get_rbio(sess);
561 EventHandler* eh = static_cast<StreamSocket*>(bio->ptr);
562 SocketEngine::Shutdown(eh, 2);
566 bool CheckRenego(StreamSocket* sock)
568 if (status != ISSL_NONE)
571 ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Session %p killed, attempted to renegotiate", (void*)sess);
573 sock->SetError("Renegotiation is not allowed");
577 // Returns 1 if application I/O should proceed, 0 if it must wait for the underlying protocol to progress, -1 on fatal error
578 int PrepareIO(StreamSocket* sock)
580 if (status == ISSL_OPEN)
582 else if (status == ISSL_HANDSHAKING)
584 // The handshake isn't finished, try to finish it
585 return Handshake(sock);
592 // Calls our private SSLInfoCallback()
593 friend void StaticSSLInfoCallback(const SSL* ssl, int where, int rc);
596 OpenSSLIOHook(IOHookProvider* hookprov, StreamSocket* sock, SSL* session, const reference<OpenSSL::Profile>& sslprofile)
597 : SSLIOHook(hookprov)
600 , data_to_write(false)
601 , profile(sslprofile)
603 // Create BIO instance and store a pointer to the socket in it which will be used by the read and write functions
604 BIO* bio = BIO_new(&biomethods);
606 SSL_set_bio(sess, bio, bio);
608 SSL_set_ex_data(sess, exdataindex, this);
609 sock->AddIOHook(this);
613 void OnStreamSocketClose(StreamSocket* user) CXX11_OVERRIDE
618 int OnStreamSocketRead(StreamSocket* user, std::string& recvq) CXX11_OVERRIDE
620 // Finish handshake if needed
621 int prepret = PrepareIO(user);
625 // If we resumed the handshake then this->status will be ISSL_OPEN
628 char* buffer = ServerInstance->GetReadBuffer();
629 size_t bufsiz = ServerInstance->Config->NetBufferSize;
630 int ret = SSL_read(sess, buffer, bufsiz);
632 if (!CheckRenego(user))
637 recvq.append(buffer, ret);
639 // Schedule a read if there is still data in the OpenSSL buffer
640 if (SSL_pending(sess) > 0)
641 mask |= FD_ADD_TRIAL_READ;
643 mask |= FD_WANT_POLL_READ | FD_WANT_SINGLE_WRITE;
645 SocketEngine::ChangeEventMask(user, mask);
650 // Client closed connection.
652 user->SetError("Connection closed");
657 int err = SSL_get_error(sess, ret);
659 if (err == SSL_ERROR_WANT_READ)
661 SocketEngine::ChangeEventMask(user, FD_WANT_POLL_READ);
664 else if (err == SSL_ERROR_WANT_WRITE)
666 SocketEngine::ChangeEventMask(user, FD_WANT_NO_READ | FD_WANT_SINGLE_WRITE);
678 int OnStreamSocketWrite(StreamSocket* user, StreamSocket::SendQueue& sendq) CXX11_OVERRIDE
680 // Finish handshake if needed
681 int prepret = PrepareIO(user);
685 data_to_write = true;
687 // Session is ready for transferring application data
688 while (!sendq.empty())
691 FlattenSendQueue(sendq, profile->GetOutgoingRecordSize());
692 const StreamSocket::SendQueue::Element& buffer = sendq.front();
693 int ret = SSL_write(sess, buffer.data(), buffer.size());
695 if (!CheckRenego(user))
698 if (ret == (int)buffer.length())
700 // Wrote entire record, continue sending
705 sendq.erase_front(ret);
706 SocketEngine::ChangeEventMask(user, FD_WANT_SINGLE_WRITE);
716 int err = SSL_get_error(sess, ret);
718 if (err == SSL_ERROR_WANT_WRITE)
720 SocketEngine::ChangeEventMask(user, FD_WANT_SINGLE_WRITE);
723 else if (err == SSL_ERROR_WANT_READ)
725 SocketEngine::ChangeEventMask(user, FD_WANT_POLL_READ);
736 data_to_write = false;
737 SocketEngine::ChangeEventMask(user, FD_WANT_POLL_READ | FD_WANT_NO_WRITE);
741 void GetCiphersuite(std::string& out) const CXX11_OVERRIDE
743 if (!IsHandshakeDone())
745 out.append(SSL_get_version(sess)).push_back('-');
746 out.append(SSL_get_cipher(sess));
749 bool IsHandshakeDone() const { return (status == ISSL_OPEN); }
752 static void StaticSSLInfoCallback(const SSL* ssl, int where, int rc)
754 OpenSSLIOHook* hook = static_cast<OpenSSLIOHook*>(SSL_get_ex_data(ssl, exdataindex));
755 hook->SSLInfoCallback(where, rc);
758 static int OpenSSL::BIOMethod::write(BIO* bio, const char* buffer, int size)
760 BIO_clear_retry_flags(bio);
762 StreamSocket* sock = static_cast<StreamSocket*>(bio->ptr);
763 if (sock->GetEventMask() & FD_WRITE_WILL_BLOCK)
765 // Writes blocked earlier, don't retry syscall
766 BIO_set_retry_write(bio);
770 int ret = SocketEngine::Send(sock, buffer, size, 0);
771 if ((ret < size) && ((ret > 0) || (SocketEngine::IgnoreError())))
773 // Blocked, set retry flag for OpenSSL
774 SocketEngine::ChangeEventMask(sock, FD_WRITE_WILL_BLOCK);
775 BIO_set_retry_write(bio);
781 static int OpenSSL::BIOMethod::read(BIO* bio, char* buffer, int size)
783 BIO_clear_retry_flags(bio);
785 StreamSocket* sock = static_cast<StreamSocket*>(bio->ptr);
786 if (sock->GetEventMask() & FD_READ_WILL_BLOCK)
788 // Reads blocked earlier, don't retry syscall
789 BIO_set_retry_read(bio);
793 int ret = SocketEngine::Recv(sock, buffer, size, 0);
794 if ((ret < size) && ((ret > 0) || (SocketEngine::IgnoreError())))
796 // Blocked, set retry flag for OpenSSL
797 SocketEngine::ChangeEventMask(sock, FD_READ_WILL_BLOCK);
798 BIO_set_retry_read(bio);
804 class OpenSSLIOHookProvider : public refcountbase, public IOHookProvider
806 reference<OpenSSL::Profile> profile;
809 OpenSSLIOHookProvider(Module* mod, reference<OpenSSL::Profile>& prof)
810 : IOHookProvider(mod, "ssl/" + prof->GetName(), IOHookProvider::IOH_SSL)
813 ServerInstance->Modules->AddService(*this);
816 ~OpenSSLIOHookProvider()
818 ServerInstance->Modules->DelService(*this);
821 void OnAccept(StreamSocket* sock, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server) CXX11_OVERRIDE
823 new OpenSSLIOHook(this, sock, profile->CreateServerSession(), profile);
826 void OnConnect(StreamSocket* sock) CXX11_OVERRIDE
828 new OpenSSLIOHook(this, sock, profile->CreateClientSession(), profile);
832 class ModuleSSLOpenSSL : public Module
834 typedef std::vector<reference<OpenSSLIOHookProvider> > ProfileList;
836 ProfileList profiles;
840 ProfileList newprofiles;
841 ConfigTagList tags = ServerInstance->Config->ConfTags("sslprofile");
842 if (tags.first == tags.second)
844 // Create a default profile named "openssl"
845 const std::string defname = "openssl";
846 ConfigTag* tag = ServerInstance->Config->ConfValue(defname);
847 ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "No <sslprofile> tags found, using settings from the <openssl> tag");
851 reference<OpenSSL::Profile> profile(new OpenSSL::Profile(defname, tag));
852 newprofiles.push_back(new OpenSSLIOHookProvider(this, profile));
854 catch (OpenSSL::Exception& ex)
856 throw ModuleException("Error while initializing the default SSL profile - " + ex.GetReason());
860 for (ConfigIter i = tags.first; i != tags.second; ++i)
862 ConfigTag* tag = i->second;
863 if (tag->getString("provider") != "openssl")
866 std::string name = tag->getString("name");
869 ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Ignoring <sslprofile> tag without name at " + tag->getTagLocation());
873 reference<OpenSSL::Profile> profile;
876 profile = new OpenSSL::Profile(name, tag);
878 catch (CoreException& ex)
880 throw ModuleException("Error while initializing SSL profile \"" + name + "\" at " + tag->getTagLocation() + " - " + ex.GetReason());
883 newprofiles.push_back(new OpenSSLIOHookProvider(this, profile));
886 profiles.swap(newprofiles);
892 // Initialize OpenSSL
894 SSL_load_error_strings();
897 void init() CXX11_OVERRIDE
899 ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "OpenSSL lib version \"%s\" module was compiled for \"" OPENSSL_VERSION_TEXT "\"", SSLeay_version(SSLEAY_VERSION));
901 // Register application specific data
902 char exdatastr[] = "inspircd";
903 exdataindex = SSL_get_ex_new_index(0, exdatastr, NULL, NULL, NULL);
905 throw ModuleException("Failed to register application specific data");
910 void OnModuleRehash(User* user, const std::string ¶m) CXX11_OVERRIDE
919 catch (ModuleException& ex)
921 ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, ex.GetReason() + " Not applying settings.");
925 void OnCleanup(int target_type, void* item) CXX11_OVERRIDE
927 if (target_type == TYPE_USER)
929 LocalUser* user = IS_LOCAL((User*)item);
931 if ((user) && (user->eh.GetModHook(this)))
933 // User is using SSL, they're a local user, and they're using one of *our* SSL ports.
934 // Potentially there could be multiple SSL modules loaded at once on different ports.
935 ServerInstance->Users->QuitUser(user, "SSL module unloading");
940 ModResult OnCheckReady(LocalUser* user) CXX11_OVERRIDE
942 const OpenSSLIOHook* const iohook = static_cast<OpenSSLIOHook*>(user->eh.GetModHook(this));
943 if ((iohook) && (!iohook->IsHandshakeDone()))
945 return MOD_RES_PASSTHRU;
948 Version GetVersion() CXX11_OVERRIDE
950 return Version("Provides SSL support for clients", VF_VENDOR);
954 MODULE_INIT(ModuleSSLOpenSSL)