Line data    Source code

       1             : /*
       2             :  *  Copyright (C) 2004-2026 Savoir-faire Linux Inc.
       3             :  *
       4             :  *  This program is free software: you can redistribute it and/or modify
       5             :  *  it under the terms of the GNU General Public License as published by
       6             :  *  the Free Software Foundation, either version 3 of the License, or
       7             :  *  (at your option) any later version.
       8             :  *
       9             :  *  This program is distributed in the hope that it will be useful,
      10             :  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             :  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
      12             :  *  GNU General Public License for more details.
      13             :  *
      14             :  *  You should have received a copy of the GNU General Public License
      15             :  *  along with this program. If not, see <https://www.gnu.org/licenses/>.
      16             :  */
      17             : #include <asio.hpp>
      18             : #include <string>
      19             : #include <cstdlib>
      20             : 
      21             : #ifdef HAVE_CONFIG_H
      22             : #include "config.h"
      23             : #endif
      24             : 
      25             : #include "jami.h"
      26             : #include "manager.h"
      27             : #include "logger.h"
      28             : #include "client/jami_signal.h"
      29             : 
      30             : namespace libjami {
      31             : 
      32             : static InitFlag initFlags = {};
      33             : 
      34             : bool
      35         306 : init(enum InitFlag flags) noexcept
      36             : {
      37         306 :     initFlags = flags;
      38         306 :     jami::Logger::setDebugMode(LIBJAMI_FLAG_DEBUG == (flags & LIBJAMI_FLAG_DEBUG));
      39         306 :     jami::Logger::setSysLog(LIBJAMI_FLAG_SYSLOG == (flags & LIBJAMI_FLAG_SYSLOG));
      40         306 :     jami::Logger::setConsoleLog(LIBJAMI_FLAG_CONSOLE_LOG == (flags & LIBJAMI_FLAG_CONSOLE_LOG));
      41             : 
      42         306 :     const char* log_file = getenv("JAMI_LOG_FILE");
      43             : 
      44         306 :     if (log_file) {
      45           0 :         jami::Logger::setFileLog(log_file);
      46             :     }
      47             : 
      48             :     // Following function create a local static variable inside
      49             :     // This var must have the same live as Manager.
      50             :     // So we call it now to create this var.
      51         306 :     jami::getSignalHandlers();
      52             : 
      53             :     try {
      54             :         // current implementation use static variable
      55         306 :         auto& manager = jami::Manager::instance();
      56         306 :         manager.setAutoAnswer(flags & LIBJAMI_FLAG_AUTOANSWER);
      57             : 
      58             : #if TARGET_OS_IOS
      59             :         if (flags & LIBJAMI_FLAG_IOS_EXTENSION)
      60             :             manager.isIOSExtension = true;
      61             : #endif
      62         306 :         if (flags & LIBJAMI_FLAG_NO_AUTOSYNC)
      63           0 :             manager.syncOnRegister = false;
      64           0 :     } catch (...) {
      65           0 :         return false;
      66           0 :     }
      67             : 
      68             : #ifdef __linux__
      69             :     // HACK: ignore system-wide GnuTLS configuration
      70             :     //
      71             :     // Since version 3.6.9, GnuTLS makes it possible to selectively disable algorithms
      72             :     // and protocols via a global configuration file. In particular, RSA PKCS1 v1.5
      73             :     // encryption can be disabled by setting the "allow-rsa-pkcs1-encrypt" option to
      74             :     // false. Doing this makes OpenDHT's putEncrypted function fail systematically and
      75             :     // therefore breaks several major features in Jami (e.g. sending contact requests).
      76             :     // As of December 2025, this is an issue on AlmaLinux 10 (there are other distributions
      77             :     // supported by Jami, including Ubuntu and Fedora, that include a system-wide
      78             :     // configuration file for GnuTLS, but for now they don't disable RSA PKCS1 v1.5).
      79             :     //
      80             :     // Some of the options in the configuration file can be bypassed by calling the right
      81             :     // function, but GnuTLS currently does not allow this in the case of RSA PKCS1 v1.5.
      82             :     // As a workaround, we take advantage of the fact that the location of the configuration
      83             :     // file can be changed at runtime via the GNUTLS_SYSTEM_PRIORITY_FILE environment
      84             :     // variable.
      85             :     static bool gnutlsInitialized = false;
      86         306 :     if (!gnutlsInitialized) {
      87          38 :         setenv("GNUTLS_SYSTEM_PRIORITY_FILE", "/dev/null", 1);
      88             :         // GnuTLS has already been initialized (in a library constructor) by the time we set
      89             :         // GNUTLS_SYSTEM_PRIORITY_FILE, so we need to reinitialize it in order for the new
      90             :         // value to be taken into account.
      91          38 :         gnutls_global_deinit();
      92          38 :         if (gnutls_global_init() < 0) {
      93           0 :             JAMI_ERROR("Failed to intialize gnutls");
      94           0 :             return false;
      95             :         }
      96          38 :         gnutlsInitialized = true;
      97             :     }
      98             : #endif
      99             : 
     100         306 :     return true;
     101             : }
     102             : 
     103             : bool
     104          32 : start(const std::filesystem::path& config_file) noexcept
     105             : {
     106             :     try {
     107          32 :         jami::Manager::instance().init(config_file, initFlags);
     108           0 :     } catch (...) {
     109           0 :         return false;
     110           0 :     }
     111          32 :     return true;
     112             : }
     113             : 
     114             : bool
     115           0 : initialized() noexcept
     116             : {
     117           0 :     return jami::Manager::initialized;
     118             : }
     119             : 
     120             : void
     121         306 : fini() noexcept
     122             : {
     123         306 :     jami::Manager::instance().finish();
     124         306 :     jami::Logger::fini();
     125         306 : }
     126             : 
     127             : void
     128           0 : logging(const std::string& whom, const std::string& action) noexcept
     129             : {
     130           0 :     if ("syslog" == whom) {
     131           0 :         jami::Logger::setSysLog(not action.empty());
     132           0 :     } else if ("console" == whom) {
     133           0 :         jami::Logger::setConsoleLog(not action.empty());
     134           0 :     } else if ("monitor" == whom) {
     135           0 :         jami::Logger::setMonitorLog(not action.empty());
     136           0 :     } else if ("file" == whom) {
     137           0 :         jami::Logger::setFileLog(action);
     138             :     } else {
     139           0 :         JAMI_ERR("Bad log handler %s", whom.c_str());
     140             :     }
     141           0 : }
     142             : 
     143             : void
     144           0 : CallbackWrapperBase::post(std::function<void()> cb)
     145             : {
     146           0 :     if (auto io = jami::Manager::instance().ioContext())
     147           0 :         asio::post(*io, std::move(cb));
     148           0 : }
     149             : 
     150             : } // namespace libjami