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-rw-r--r--CMakeLists.txt123
-rw-r--r--cmake/Modules/FindBOTAN.cmake35
-rw-r--r--cmake/Modules/FindCARES.cmake37
-rw-r--r--cmake/Modules/FindICONV.cmake60
-rw-r--r--cmake/Modules/FindLIBIDN.cmake41
-rw-r--r--cmake/Modules/FindLIBUUID.cmake41
-rw-r--r--cmake/Modules/FindSYSTEMD.cmake39
-rw-r--r--src/bridge/bridge.cpp4
-rw-r--r--src/bridge/bridge.hpp6
-rw-r--r--src/config.h.cmake8
-rw-r--r--src/config/config.cpp122
-rw-r--r--src/config/config.hpp103
-rw-r--r--src/irc/irc_client.cpp2
-rw-r--r--src/logger/logger.cpp38
-rw-r--r--src/logger/logger.hpp81
-rw-r--r--src/main.cpp4
-rw-r--r--src/network/dns_handler.cpp112
-rw-r--r--src/network/dns_handler.hpp62
-rw-r--r--src/network/dns_socket_handler.cpp45
-rw-r--r--src/network/dns_socket_handler.hpp46
-rw-r--r--src/network/poller.cpp203
-rw-r--r--src/network/poller.hpp95
-rw-r--r--src/network/socket_handler.hpp45
-rw-r--r--src/network/tcp_socket_handler.cpp572
-rw-r--r--src/network/tcp_socket_handler.hpp297
-rw-r--r--src/utils/encoding.cpp221
-rw-r--r--src/utils/encoding.hpp29
-rw-r--r--src/utils/reload.cpp13
-rw-r--r--src/utils/reload.hpp10
-rw-r--r--src/utils/revstr.cpp9
-rw-r--r--src/utils/revstr.hpp11
-rw-r--r--src/utils/scopeguard.hpp89
-rw-r--r--src/utils/sha1.cpp154
-rw-r--r--src/utils/sha1.hpp35
-rw-r--r--src/utils/split.cpp18
-rw-r--r--src/utils/split.hpp13
-rw-r--r--src/utils/timed_events.cpp62
-rw-r--r--src/utils/timed_events.hpp132
-rw-r--r--src/utils/timed_events_manager.cpp81
-rw-r--r--src/utils/tolower.cpp13
-rw-r--r--src/utils/tolower.hpp11
-rw-r--r--src/xmpp/adhoc_command.cpp10
-rw-r--r--src/xmpp/adhoc_commands_handler.cpp143
-rw-r--r--src/xmpp/adhoc_commands_handler.hpp69
-rw-r--r--src/xmpp/adhoc_session.cpp37
-rw-r--r--src/xmpp/adhoc_session.hpp70
-rw-r--r--src/xmpp/biboumi_component.cpp568
-rw-r--r--src/xmpp/biboumi_component.hpp111
-rw-r--r--src/xmpp/jid.cpp2
-rw-r--r--src/xmpp/xmpp_component.cpp1194
-rw-r--r--src/xmpp/xmpp_component.hpp303
51 files changed, 713 insertions, 4916 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index df634b5..808d9e4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -15,35 +15,7 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D__FILENAME__='\"$(subst ${CMAKE_SOURCE
#
## Look for external libraries
#
-set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
-include(FindEXPAT)
-find_package(EXPAT REQUIRED)
-find_package(ICONV REQUIRED)
-find_package(LIBUUID REQUIRED)
-
-if(WITH_LIBIDN)
- find_package(LIBIDN REQUIRED)
-elseif(NOT WITHOUT_LIBIDN)
- find_package(LIBIDN)
-endif()
-
-if(WITH_SYSTEMD)
- find_package(SYSTEMD REQUIRED)
-elseif(NOT WITHOUT_SYSTEMD)
- find_package(SYSTEMD)
-endif()
-
-if(WITH_BOTAN)
- find_package(BOTAN REQUIRED)
-elseif(NOT WITHOUT_BOTAN)
- find_package(BOTAN)
-endif()
-
-if(WITH_CARES)
- find_package(CARES REQUIRED)
-elseif(NOT WITHOUT_CARES)
- find_package(CARES)
-endif()
+set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules/")
#
## Get the software version
@@ -68,42 +40,12 @@ if(${PROJECT_NAME}_VERSION_SUFFIX MATCHES "^~dev$")
endif()
endif()
-set(BIBOUMI_VERSION
+set(SOFTWARE_VERSION
${${PROJECT_NAME}_VERSION_MAJOR}.${${PROJECT_NAME}_VERSION_MINOR}${${PROJECT_NAME}_VERSION_SUFFIX})
# To be able to include the config.h file generated by cmake
include_directories("${CMAKE_CURRENT_BINARY_DIR}/src/")
include_directories("${CMAKE_CURRENT_SOURCE_DIR}/src/")
-include_directories(${EXPAT_INCLUDE_DIRS})
-include_directories(${ICONV_INCLUDE_DIRS})
-include_directories(${LIBUUID_INCLUDE_DIRS})
-
-if(LIBIDN_FOUND)
- include_directories(${LIBIDN_INCLUDE_DIRS})
-endif()
-
-if(SYSTEMD_FOUND)
- include_directories(${SYSTEMD_INCLUDE_DIRS})
-endif()
-
-if(BOTAN_FOUND)
- include_directories(SYSTEM ${BOTAN_INCLUDE_DIRS})
-endif()
-
-if(CARES_FOUND)
- include_directories(${CARES_INCLUDE_DIRS})
-endif()
-
-set(POLLER_DOCSTRING "Choose the poller between POLL and EPOLL (Linux-only)")
-if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
- set(POLLER "EPOLL" CACHE STRING ${POLLER_DOCSTRING})
-else()
- set(POLLER "POLL" CACHE STRING ${POLLER_DOCSTRING})
-endif()
-if((NOT ${POLLER} MATCHES "POLL") AND
- (NOT ${POLLER} MATCHES "EPOLL"))
- message(FATAL_ERROR "POLLER must be either POLL or EPOLL")
-endif()
#
## Documentation
@@ -121,43 +63,21 @@ if(RONN_EXECUTABLE)
add_custom_target(doc DEPENDS ${MAN_PAGE})
endif()
-#
-## utils
-#
-file(GLOB source_utils
- src/utils/*.[hc]pp)
-add_library(utils STATIC ${source_utils})
-target_link_libraries(utils ${ICONV_LIBRARIES})
-
-#
-## config
-#
-file(GLOB source_config
- src/config/*.[hc]pp)
-add_library(config STATIC ${source_config})
-target_link_libraries(config utils)
+if(NOT IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/louloulibs")
+ message(FATAL_ERROR "louloulibs/ directory not found. Make sure you fetched the submodules with 'git submodule init && git submodule update'")
+endif()
+add_subdirectory("louloulibs")
+include_directories("louloulibs")
-#
-## logger
-#
-file(GLOB source_logger
- src/logger/*.[hc]pp)
-add_library(logger STATIC ${source_logger})
-target_link_libraries(logger config)
+include_directories(${EXPAT_INCLUDE_DIRS})
+include_directories(${ICONV_INCLUDE_DIRS})
+include_directories(${LIBUUID_INCLUDE_DIRS})
-#
-## network
-#
-file(GLOB source_network
- src/network/*.[hc]pp)
-add_library(network STATIC ${source_network})
-target_link_libraries(network logger)
-if(BOTAN_FOUND)
- target_link_libraries(network ${BOTAN_LIBRARIES})
-endif()
-if(CARES_FOUND)
- target_link_libraries(network ${CARES_LIBRARIES})
-endif()
+# If they are found in louloulibs CMakeLists.txt, we inherite these values
+include_directories(${LIBIDN_INCLUDE_DIRS})
+include_directories(${SYSTEMD_INCLUDE_DIRS})
+include_directories(SYSTEM ${BOTAN_INCLUDE_DIRS})
+include_directories(${CARES_INCLUDE_DIRS})
#
## irclib
@@ -168,17 +88,12 @@ add_library(irc STATIC ${source_irc})
target_link_libraries(irc network utils logger)
#
-## xmpplib
+## xmpp
#
file(GLOB source_xmpp
src/xmpp/*.[hc]pp)
add_library(xmpp STATIC ${source_xmpp})
-target_link_libraries(xmpp bridge network utils logger
- ${EXPAT_LIBRARIES}
- ${LIBUUID_LIBRARIES})
-if(LIBIDN_FOUND)
- target_link_libraries(xmpp ${LIBIDN_LIBRARIES})
-endif()
+target_link_libraries(xmpp xmpplib bridge network utils logger)
#
## bridge
@@ -209,6 +124,7 @@ endif()
add_executable(test_suite EXCLUDE_FROM_ALL
src/test.cpp)
target_link_libraries(test_suite
+ xmpplib
xmpp
irc
bridge
@@ -216,9 +132,6 @@ target_link_libraries(test_suite
config
logger)
-
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/src/config.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/src/config.h)
-
#
## Install target
#
diff --git a/cmake/Modules/FindBOTAN.cmake b/cmake/Modules/FindBOTAN.cmake
deleted file mode 100644
index a12bd35..0000000
--- a/cmake/Modules/FindBOTAN.cmake
+++ /dev/null
@@ -1,35 +0,0 @@
-# - Find botan
-# Find the botan cryptographic library
-#
-# This module defines the following variables:
-# BOTAN_FOUND - True if library and include directory are found
-# If set to TRUE, the following are also defined:
-# BOTAN_INCLUDE_DIRS - The directory where to find the header file
-# BOTAN_LIBRARIES - Where to find the library file
-#
-# For conveniance, these variables are also set. They have the same values
-# than the variables above. The user can thus choose his/her prefered way
-# to write them.
-# BOTAN_LIBRARY
-# BOTAN_INCLUDE_DIR
-#
-# This file is in the public domain
-
-find_path(BOTAN_INCLUDE_DIRS NAMES botan/botan.h
- PATH_SUFFIXES botan-1.11
- DOC "The botan include directory")
-
-find_library(BOTAN_LIBRARIES NAMES botan botan-1.11
- DOC "The botan library")
-
-# Use some standard module to handle the QUIETLY and REQUIRED arguments, and
-# set BOTAN_FOUND to TRUE if these two variables are set.
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(BOTAN REQUIRED_VARS BOTAN_LIBRARIES BOTAN_INCLUDE_DIRS)
-
-if(BOTAN_FOUND)
- set(BOTAN_LIBRARY ${BOTAN_LIBRARIES})
- set(BOTAN_INCLUDE_DIR ${BOTAN_INCLUDE_DIRS})
-endif()
-
-mark_as_advanced(BOTAN_INCLUDE_DIRS BOTAN_LIBRARIES)
diff --git a/cmake/Modules/FindCARES.cmake b/cmake/Modules/FindCARES.cmake
deleted file mode 100644
index c4c757a..0000000
--- a/cmake/Modules/FindCARES.cmake
+++ /dev/null
@@ -1,37 +0,0 @@
-# - Find c-ares
-# Find the c-ares library, and more particularly the stringprep header.
-#
-# This module defines the following variables:
-# CARES_FOUND - True if library and include directory are found
-# If set to TRUE, the following are also defined:
-# CARES_INCLUDE_DIRS - The directory where to find the header file
-# CARES_LIBRARIES - Where to find the library file
-#
-# For conveniance, these variables are also set. They have the same values
-# than the variables above. The user can thus choose his/her prefered way
-# to write them.
-# CARES_INCLUDE_DIR
-# CARES_LIBRARY
-#
-# This file is in the public domain
-
-if(NOT CARES_FOUND)
- find_path(CARES_INCLUDE_DIRS NAMES ares.h
- DOC "The c-ares include directory")
-
- find_library(CARES_LIBRARIES NAMES cares
- DOC "The c-ares library")
-
- # Use some standard module to handle the QUIETLY and REQUIRED arguments, and
- # set CARES_FOUND to TRUE if these two variables are set.
- include(FindPackageHandleStandardArgs)
- find_package_handle_standard_args(CARES REQUIRED_VARS CARES_LIBRARIES CARES_INCLUDE_DIRS)
-
- # Compatibility for all the ways of writing these variables
- if(CARES_FOUND)
- set(CARES_INCLUDE_DIR ${CARES_INCLUDE_DIRS})
- set(CARES_LIBRARY ${CARES_LIBRARIES})
- endif()
-endif()
-
-mark_as_advanced(CARES_INCLUDE_DIRS CARES_LIBRARIES)
diff --git a/cmake/Modules/FindICONV.cmake b/cmake/Modules/FindICONV.cmake
deleted file mode 100644
index 7ca173f..0000000
--- a/cmake/Modules/FindICONV.cmake
+++ /dev/null
@@ -1,60 +0,0 @@
-# - Find iconv
-# Find the iconv (character set conversion) library
-#
-# This module defines the following variables:
-# ICONV_FOUND - True if library and include directory are found
-# If set to TRUE, the following are also defined:
-# ICONV_INCLUDE_DIRS - The directory where to find the header file
-# ICONV_LIBRARIES - Where to find the library file
-# ICONV_SECOND_ARGUMENT_IS_CONST - The second argument for iconv() is const
-#
-# For conveniance, these variables are also set. They have the same values
-# than the variables above. The user can thus choose his/her prefered way
-# to write them.
-# ICONV_LIBRARY
-# ICONV_INCLUDE_DIR
-#
-# This file is in the public domain
-
-find_path(ICONV_INCLUDE_DIRS NAMES iconv.h
- DOC "The iconv include directory")
-
-find_library(ICONV_LIBRARIES NAMES iconv libiconv libiconv-2 c
- DOC "The iconv library")
-
-# Use some standard module to handle the QUIETLY and REQUIRED arguments, and
-# set ICONV_FOUND to TRUE if these two variables are set.
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(Iconv REQUIRED_VARS ICONV_LIBRARIES ICONV_INCLUDE_DIRS)
-
-# Check if the prototype is
-# size_t iconv(iconv_t cd, char** inbuf, size_t* inbytesleft,
-# char** outbuf, size_t* outbytesleft);
-# or
-# size_t iconv (iconv_t cd, const char** inbuf, size_t* inbytesleft,
-# char** outbuf, size_t* outbytesleft);
-if(ICONV_FOUND)
- include(CheckCXXSourceCompiles)
-
- # Set the parameters needed to compile the following code.
- set(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_DIRS})
- set(CMAKE_REQUIRED_LIBRARIES ${ICONV_LIBRARIES})
-
- check_cxx_source_compiles("
- #include <iconv.h>
- int main(){
- iconv_t conv = 0;
- const char* in = 0;
- size_t ilen = 0;
- char* out = 0;
- size_t olen = 0;
- iconv(conv, &in, &ilen, &out, &olen);
- return 0;}"
- ICONV_SECOND_ARGUMENT_IS_CONST)
-
-# Compatibility for all the ways of writing these variables
- set(ICONV_LIBRARY ${ICONV_LIBRARIES})
- set(ICONV_INCLUDE_DIR ${ICONV_INCLUDE_DIRS})
-endif()
-
-mark_as_advanced(ICONV_INCLUDE_DIRS ICONV_LIBRARIES ICONV_SECOND_ARGUMENT_IS_CONST) \ No newline at end of file
diff --git a/cmake/Modules/FindLIBIDN.cmake b/cmake/Modules/FindLIBIDN.cmake
deleted file mode 100644
index 611a6a8..0000000
--- a/cmake/Modules/FindLIBIDN.cmake
+++ /dev/null
@@ -1,41 +0,0 @@
-# - Find libidn
-# Find the libidn library, and more particularly the stringprep header.
-#
-# This module defines the following variables:
-# LIBIDN_FOUND - True if library and include directory are found
-# If set to TRUE, the following are also defined:
-# LIBIDN_INCLUDE_DIRS - The directory where to find the header file
-# LIBIDN_LIBRARIES - Where to find the library file
-#
-# For conveniance, these variables are also set. They have the same values
-# than the variables above. The user can thus choose his/her prefered way
-# to write them.
-# LIBIDN_INCLUDE_DIR
-# LIBIDN_LIBRARY
-#
-# This file is in the public domain
-
-include(FindPkgConfig)
-pkg_check_modules(LIBIDN libidn)
-
-if(NOT LIBIDN_FOUND)
- find_path(LIBIDN_INCLUDE_DIRS NAMES stringprep.h
- DOC "The libidn include directory")
-
- # The library containing the stringprep module is libidn
- find_library(LIBIDN_LIBRARIES NAMES idn
- DOC "The libidn library")
-
- # Use some standard module to handle the QUIETLY and REQUIRED arguments, and
- # set LIBIDN_FOUND to TRUE if these two variables are set.
- include(FindPackageHandleStandardArgs)
- find_package_handle_standard_args(LIBIDN REQUIRED_VARS LIBIDN_LIBRARIES LIBIDN_INCLUDE_DIRS)
-
- # Compatibility for all the ways of writing these variables
- if(LIBIDN_FOUND)
- set(LIBIDN_INCLUDE_DIR ${LIBIDN_INCLUDE_DIRS})
- set(LIBIDN_LIBRARY ${LIBIDN_LIBRARIES})
- endif()
-endif()
-
-mark_as_advanced(LIBIDN_INCLUDE_DIRS LIBIDN_LIBRARIES) \ No newline at end of file
diff --git a/cmake/Modules/FindLIBUUID.cmake b/cmake/Modules/FindLIBUUID.cmake
deleted file mode 100644
index 17d3c42..0000000
--- a/cmake/Modules/FindLIBUUID.cmake
+++ /dev/null
@@ -1,41 +0,0 @@
-# - Find libuuid
-# Find the libuuid library
-#
-# This module defines the following variables:
-# LIBUUID_FOUND - True if library and include directory are found
-# If set to TRUE, the following are also defined:
-# LIBUUID_INCLUDE_DIRS - The directory where to find the header file
-# LIBUUID_LIBRARIES - Where to find the library file
-#
-# For conveniance, these variables are also set. They have the same values
-# than the variables above. The user can thus choose his/her prefered way
-# to write them.
-# LIBUUID_INCLUDE_DIR
-# LIBUUID_LIBRARY
-#
-# This file is in the public domain
-
-include(FindPkgConfig)
-pkg_check_modules(LIBUUID uuid)
-
-if(NOT LIBUUID_FOUND)
- find_path(LIBUUID_INCLUDE_DIRS NAMES uuid.h
- PATH_SUFFIXES uuid
- DOC "The libuuid include directory")
-
- find_library(LIBUUID_LIBRARIES NAMES uuid
- DOC "The libuuid library")
-
- # Use some standard module to handle the QUIETLY and REQUIRED arguments, and
- # set LIBUUID_FOUND to TRUE if these two variables are set.
- include(FindPackageHandleStandardArgs)
- find_package_handle_standard_args(LIBUUID REQUIRED_VARS LIBUUID_LIBRARIES LIBUUID_INCLUDE_DIRS)
-
- # Compatibility for all the ways of writing these variables
- if(LIBUUID_FOUND)
- set(LIBUUID_INCLUDE_DIR ${LIBUUID_INCLUDE_DIRS})
- set(LIBUUID_LIBRARY ${LIBUUID_LIBRARIES})
- endif()
-endif()
-
-mark_as_advanced(LIBUUID_INCLUDE_DIRS LIBUUID_LIBRARIES)
diff --git a/cmake/Modules/FindSYSTEMD.cmake b/cmake/Modules/FindSYSTEMD.cmake
deleted file mode 100644
index c7decde..0000000
--- a/cmake/Modules/FindSYSTEMD.cmake
+++ /dev/null
@@ -1,39 +0,0 @@
-# - Find SystemdDaemon
-# Find the systemd daemon library
-#
-# This module defines the following variables:
-# SYSTEMD_FOUND - True if library and include directory are found
-# If set to TRUE, the following are also defined:
-# SYSTEMD_INCLUDE_DIRS - The directory where to find the header file
-# SYSTEMD_LIBRARIES - Where to find the library file
-#
-# For conveniance, these variables are also set. They have the same values
-# than the variables above. The user can thus choose his/her prefered way
-# to write them.
-# SYSTEMD_LIBRARY
-# SYSTEMD_INCLUDE_DIR
-#
-# This file is in the public domain
-
-include(FindPkgConfig)
-pkg_check_modules(SYSTEMD libsystemd)
-
-if(NOT SYSTEMD_FOUND)
- find_path(SYSTEMD_INCLUDE_DIRS NAMES systemd/sd-daemon.h
- DOC "The Systemd include directory")
-
- find_library(SYSTEMD_LIBRARIES NAMES systemd
- DOC "The Systemd library")
-
- # Use some standard module to handle the QUIETLY and REQUIRED arguments, and
- # set SYSTEMD_FOUND to TRUE if these two variables are set.
- include(FindPackageHandleStandardArgs)
- find_package_handle_standard_args(SYSTEMD REQUIRED_VARS SYSTEMD_LIBRARIES SYSTEMD_INCLUDE_DIRS)
-
- if(SYSTEMD_FOUND)
- set(SYSTEMD_LIBRARY ${SYSTEMD_LIBRARIES})
- set(SYSTEMD_INCLUDE_DIR ${SYSTEMD_INCLUDE_DIRS})
- endif()
-endif()
-
-mark_as_advanced(SYSTEMD_INCLUDE_DIRS SYSTEMD_LIBRARIES) \ No newline at end of file
diff --git a/src/bridge/bridge.cpp b/src/bridge/bridge.cpp
index 1a205bd..85049b9 100644
--- a/src/bridge/bridge.cpp
+++ b/src/bridge/bridge.cpp
@@ -1,7 +1,7 @@
#include <bridge/bridge.hpp>
#include <bridge/colors.hpp>
#include <bridge/list_element.hpp>
-#include <xmpp/xmpp_component.hpp>
+#include <xmpp/biboumi_component.hpp>
#include <xmpp/xmpp_stanza.hpp>
#include <irc/irc_message.hpp>
#include <network/poller.hpp>
@@ -20,7 +20,7 @@ using namespace std::string_literals;
static const char* action_prefix = "\01ACTION ";
-Bridge::Bridge(const std::string& user_jid, XmppComponent* xmpp, std::shared_ptr<Poller> poller):
+Bridge::Bridge(const std::string& user_jid, BiboumiComponent* xmpp, std::shared_ptr<Poller> poller):
user_jid(user_jid),
xmpp(xmpp),
poller(poller)
diff --git a/src/bridge/bridge.hpp b/src/bridge/bridge.hpp
index 8f71846..c50b7ab 100644
--- a/src/bridge/bridge.hpp
+++ b/src/bridge/bridge.hpp
@@ -12,7 +12,7 @@
#include <string>
#include <memory>
-class XmppComponent;
+class BiboumiComponent;
class Poller;
/**
@@ -32,7 +32,7 @@ using irc_responder_callback_t = std::function<bool(const std::string& irc_hostn
class Bridge
{
public:
- explicit Bridge(const std::string& user_jid, XmppComponent* xmpp, std::shared_ptr<Poller> poller);
+ explicit Bridge(const std::string& user_jid, BiboumiComponent* xmpp, std::shared_ptr<Poller> poller);
~Bridge();
/**
* QUIT all connected IRC servers.
@@ -211,7 +211,7 @@ private:
* but we still need to communicate with it, when sending messages from
* IRC to XMPP.
*/
- XmppComponent* xmpp;
+ BiboumiComponent* xmpp;
/**
* Poller, to give it the IrcClients that we spawn, to make it manage
* their sockets.
diff --git a/src/config.h.cmake b/src/config.h.cmake
deleted file mode 100644
index 18d546f..0000000
--- a/src/config.h.cmake
+++ /dev/null
@@ -1,8 +0,0 @@
-#define SYSTEM_NAME "${CMAKE_SYSTEM}"
-#cmakedefine ICONV_SECOND_ARGUMENT_IS_CONST
-#cmakedefine LIBIDN_FOUND
-#cmakedefine SYSTEMD_FOUND
-#cmakedefine POLLER ${POLLER}
-#cmakedefine BOTAN_FOUND
-#cmakedefine CARES_FOUND
-#cmakedefine BIBOUMI_VERSION "${BIBOUMI_VERSION}"
diff --git a/src/config/config.cpp b/src/config/config.cpp
deleted file mode 100644
index b870339..0000000
--- a/src/config/config.cpp
+++ /dev/null
@@ -1,122 +0,0 @@
-#include <config/config.hpp>
-
-#include <iostream>
-#include <sstream>
-
-#include <stdlib.h>
-
-std::string Config::filename = "./biboumi.cfg";
-bool Config::file_must_exist = false;
-
-std::string Config::get(const std::string& option, const std::string& def)
-{
- Config* self = Config::instance().get();
- auto it = self->values.find(option);
-
- if (it == self->values.end())
- return def;
- return it->second;
-}
-
-int Config::get_int(const std::string& option, const int& def)
-{
- Config* self = Config::instance().get();
- std::string res = self->get(option, "");
- if (!res.empty())
- return atoi(res.c_str());
- else
- return def;
-}
-
-void Config::set(const std::string& option, const std::string& value, bool save)
-{
- Config* self = Config::instance().get();
- self->values[option] = value;
- if (save)
- {
- self->save_to_file();
- self->trigger_configuration_change();
- }
-}
-
-void Config::connect(t_config_changed_callback callback)
-{
- Config* self = Config::instance().get();
- self->callbacks.push_back(callback);
-}
-
-void Config::close()
-{
- Config* self = Config::instance().get();
- self->values.clear();
- Config::instance().reset();
-}
-
-/**
- * Private methods
- */
-
-void Config::trigger_configuration_change()
-{
- std::vector<t_config_changed_callback>::iterator it;
- for (it = this->callbacks.begin(); it < this->callbacks.end(); ++it)
- (*it)();
-}
-
-std::unique_ptr<Config>& Config::instance()
-{
- static std::unique_ptr<Config> instance;
-
- if (!instance)
- {
- instance = std::make_unique<Config>();
- instance->read_conf();
- }
- return instance;
-}
-
-bool Config::read_conf()
-{
- std::ifstream file;
- file.open(filename.data());
- if (!file.is_open())
- {
- if (Config::file_must_exist)
- {
- perror(("Error while opening file " + filename + " for reading.").c_str());
- file.exceptions(std::ifstream::failbit);
- }
- return false;
- }
-
- std::string line;
- size_t pos;
- std::string option;
- std::string value;
- while (file.good())
- {
- std::getline(file, line);
- if (line == "" || line[0] == '#')
- continue ;
- pos = line.find('=');
- if (pos == std::string::npos)
- continue ;
- option = line.substr(0, pos);
- value = line.substr(pos+1);
- this->values[option] = value;
- }
- return true;
-}
-
-void Config::save_to_file() const
-{
- std::ofstream file(this->filename.data());
- if (file.fail())
- {
- std::cerr << "Could not save config file." << std::endl;
- return ;
- }
- for (auto& it: this->values)
- file << it.first << "=" << it.second << std::endl;
- file.close();
-}
diff --git a/src/config/config.hpp b/src/config/config.hpp
deleted file mode 100644
index e070816..0000000
--- a/src/config/config.hpp
+++ /dev/null
@@ -1,103 +0,0 @@
-/**
- * Read the config file and save all the values in a map.
- * Also, a singleton.
- *
- * Use Config::filename = "bla" to set the filename you want to use.
- *
- * If you want to exit if the file does not exist when it is open for
- * reading, set Config::file_must_exist = true.
- *
- * Config::get() can the be used to access the values in the conf.
- *
- * Use Config::close() when you're done getting/setting value. This will
- * save the config into the file.
- */
-
-#ifndef CONFIG_INCLUDED
-# define CONFIG_INCLUDED
-
-#include <functional>
-#include <fstream>
-#include <memory>
-#include <vector>
-#include <string>
-#include <map>
-
-typedef std::function<void()> t_config_changed_callback;
-
-class Config
-{
-public:
- Config(){};
- ~Config(){};
- /**
- * returns a value from the config. If it doesn’t exist, use
- * the second argument as the default.
- * @param option The option we want
- * @param def The default value in case the option does not exist
- */
- static std::string get(const std::string&, const std::string&);
- /**
- * returns a value from the config. If it doesn’t exist, use
- * the second argument as the default.
- * @param option The option we want
- * @param def The default value in case the option does not exist
- */
- static int get_int(const std::string&, const int&);
- /**
- * Set a value for the given option. And write all the config
- * in the file from which it was read if boolean is set.
- * @param option The option to set
- * @param value The value to use
- * @param save if true, save the config file
- */
- static void set(const std::string&, const std::string&, bool save = false);
- /**
- * Adds a function to a list. This function will be called whenever a
- * configuration change occurs.
- */
- static void connect(t_config_changed_callback);
- /**
- * Close the config file, saving it to the file is save == true.
- */
- static void close();
-
- /**
- * Set the value of the filename to use, before calling any method.
- */
- static std::string filename;
- /**
- * Set to true if you want an exception to be raised if the file does not
- * exist when reading it.
- */
- static bool file_must_exist;
-
-private:
- /**
- * Get the singleton instance
- */
- static std::unique_ptr<Config>& instance();
- /**
- * Read the configuration file at the given path.
- */
- bool read_conf();
- /**
- * Write all the config values into the configuration file
- */
- void save_to_file() const;
- /**
- * Call all the callbacks previously registered using connect().
- * This is used to notify any class that a configuration change occured.
- */
- void trigger_configuration_change();
-
- std::map<std::string, std::string> values;
- std::vector<t_config_changed_callback> callbacks;
-
- Config(const Config&) = delete;
- Config& operator=(const Config&) = delete;
- Config(Config&&) = delete;
- Config& operator=(Config&&) = delete;
-};
-
-#endif // CONFIG_INCLUDED
diff --git a/src/irc/irc_client.cpp b/src/irc/irc_client.cpp
index dedb5de..cbbd4ea 100644
--- a/src/irc/irc_client.cpp
+++ b/src/irc/irc_client.cpp
@@ -14,7 +14,7 @@
#include <chrono>
#include <string>
-#include "config.h"
+#include "louloulibs.h"
using namespace std::string_literals;
using namespace std::chrono_literals;
diff --git a/src/logger/logger.cpp b/src/logger/logger.cpp
deleted file mode 100644
index 7336579..0000000
--- a/src/logger/logger.cpp
+++ /dev/null
@@ -1,38 +0,0 @@
-#include <logger/logger.hpp>
-#include <config/config.hpp>
-
-Logger::Logger(const int log_level):
- log_level(log_level),
- stream(std::cout.rdbuf())
-{
-}
-
-Logger::Logger(const int log_level, const std::string& log_file):
- log_level(log_level),
- ofstream(log_file.data(), std::ios_base::app),
- stream(ofstream.rdbuf())
-{
-}
-
-std::unique_ptr<Logger>& Logger::instance()
-{
- static std::unique_ptr<Logger> instance;
-
- if (!instance)
- {
- const std::string log_file = Config::get("log_file", "");
- const int log_level = Config::get_int("log_level", 0);
- if (log_file.empty())
- instance = std::make_unique<Logger>(log_level);
- else
- instance = std::make_unique<Logger>(log_level, log_file);
- }
- return instance;
-}
-
-std::ostream& Logger::get_stream(const int lvl)
-{
- if (lvl >= this->log_level)
- return this->stream;
- return this->null_stream;
-}
diff --git a/src/logger/logger.hpp b/src/logger/logger.hpp
deleted file mode 100644
index b1ae20d..0000000
--- a/src/logger/logger.hpp
+++ /dev/null
@@ -1,81 +0,0 @@
-#ifndef LOGGER_INCLUDED
-# define LOGGER_INCLUDED
-
-/**
- * Singleton used in logger macros to write into files or stdout, with
- * various levels of severity.
- * Only the macros should be used.
- * @class Logger
- */
-
-#include <memory>
-#include <iostream>
-#include <fstream>
-
-#define debug_lvl 0
-#define info_lvl 1
-#define warning_lvl 2
-#define error_lvl 3
-
-#include "config.h"
-
-#ifdef SYSTEMD_FOUND
-# include <systemd/sd-daemon.h>
-#else
-# define SD_DEBUG "[DEBUG]: "
-# define SD_INFO "[INFO]: "
-# define SD_WARNING "[WARNING]: "
-# define SD_ERR "[ERROR]: "
-#endif
-
-// Macro defined to get the filename instead of the full path. But if it is
-// not properly defined by the build system, we fallback to __FILE__
-#ifndef __FILENAME__
-# define __FILENAME__ __FILE__
-#endif
-
-#define WHERE\
- __FILENAME__ << ":" << __LINE__
-
-#define log_debug(text)\
- Logger::instance()->get_stream(debug_lvl) << SD_DEBUG << WHERE << ":\t" << text << std::endl;
-
-#define log_info(text)\
- Logger::instance()->get_stream(info_lvl) << SD_INFO << WHERE << ":\t" << text << std::endl;
-
-#define log_warning(text)\
- Logger::instance()->get_stream(warning_lvl) << SD_WARNING << WHERE << ":\t" << text << std::endl;
-
-#define log_error(text)\
- Logger::instance()->get_stream(error_lvl) << SD_ERR << WHERE << ":\t" << text << std::endl;
-
-/**
- * Juste a structure representing a stream doing nothing with its input.
- */
-class nullstream: public std::ostream
-{
-public:
- nullstream():
- std::ostream(0)
- { }
-};
-
-class Logger
-{
-public:
- static std::unique_ptr<Logger>& instance();
- std::ostream& get_stream(const int);
- Logger(const int log_level, const std::string& log_file);
- Logger(const int log_level);
-
-private:
- Logger(const Logger&);
- Logger& operator=(const Logger&);
-
- const int log_level;
- std::ofstream ofstream;
- nullstream null_stream;
- std::ostream stream;
-};
-
-#endif // LOGGER_INCLUDED
diff --git a/src/main.cpp b/src/main.cpp
index 148412e..9042a57 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,4 +1,4 @@
-#include <xmpp/xmpp_component.hpp>
+#include <xmpp/biboumi_component.hpp>
#include <utils/timed_events.hpp>
#include <network/poller.hpp>
#include <config/config.hpp>
@@ -72,7 +72,7 @@ int main(int ac, char** av)
return config_help("hostname");
auto p = std::make_shared<Poller>();
- auto xmpp_component = std::make_shared<XmppComponent>(p,
+ auto xmpp_component = std::make_shared<BiboumiComponent>(p,
hostname,
password);
diff --git a/src/network/dns_handler.cpp b/src/network/dns_handler.cpp
deleted file mode 100644
index 45bf626..0000000
--- a/src/network/dns_handler.cpp
+++ /dev/null
@@ -1,112 +0,0 @@
-#include <config.h>
-#ifdef CARES_FOUND
-
-#include <network/dns_socket_handler.hpp>
-#include <network/tcp_socket_handler.hpp>
-#include <network/dns_handler.hpp>
-#include <network/poller.hpp>
-
-#include <algorithm>
-#include <stdexcept>
-
-DNSHandler DNSHandler::instance;
-
-using namespace std::string_literals;
-
-void on_hostname4_resolved(void* arg, int status, int, struct hostent* hostent)
-{
- TCPSocketHandler* socket_handler = static_cast<TCPSocketHandler*>(arg);
- socket_handler->on_hostname4_resolved(status, hostent);
-}
-
-void on_hostname6_resolved(void* arg, int status, int, struct hostent* hostent)
-{
- TCPSocketHandler* socket_handler = static_cast<TCPSocketHandler*>(arg);
- socket_handler->on_hostname6_resolved(status, hostent);
-}
-
-DNSHandler::DNSHandler()
-{
- int ares_error;
- if ((ares_error = ::ares_library_init(ARES_LIB_INIT_ALL)) != 0)
- throw std::runtime_error("Failed to initialize c-ares lib: "s + ares_strerror(ares_error));
- if ((ares_error = ::ares_init(&this->channel)) != ARES_SUCCESS)
- throw std::runtime_error("Failed to initialize c-ares channel: "s + ares_strerror(ares_error));
-}
-
-ares_channel& DNSHandler::get_channel()
-{
- return this->channel;
-}
-
-void DNSHandler::destroy()
-{
- this->socket_handlers.clear();
- ::ares_destroy(this->channel);
- ::ares_library_cleanup();
-}
-
-void DNSHandler::gethostbyname(const std::string& name,
- TCPSocketHandler* socket_handler, int family)
-{
- socket_handler->free_cares_addrinfo();
- if (family == AF_INET)
- ::ares_gethostbyname(this->channel, name.data(), family,
- &::on_hostname4_resolved, socket_handler);
- else
- ::ares_gethostbyname(this->channel, name.data(), family,
- &::on_hostname6_resolved, socket_handler);
-}
-
-void DNSHandler::watch_dns_sockets(std::shared_ptr<Poller>& poller)
-{
- fd_set readers;
- fd_set writers;
-
- FD_ZERO(&readers);
- FD_ZERO(&writers);
-
- int ndfs = ::ares_fds(this->channel, &readers, &writers);
- // For each existing DNS socket, see if we are still supposed to watch it,
- // if not then erase it
- this->socket_handlers.erase(
- std::remove_if(this->socket_handlers.begin(), this->socket_handlers.end(),
- [&readers](const auto& dns_socket)
- {
- return !FD_ISSET(dns_socket->get_socket(), &readers);
- }),
- this->socket_handlers.end());
-
- for (auto i = 0; i < ndfs; ++i)
- {
- bool read = FD_ISSET(i, &readers);
- bool write = FD_ISSET(i, &writers);
- // Look for the DNSSocketHandler with this fd
- auto it = std::find_if(this->socket_handlers.begin(),
- this->socket_handlers.end(),
- [i](const auto& socket_handler)
- {
- return i == socket_handler->get_socket();
- });
- if (!read && !write) // No need to read or write to it
- { // If found, erase it and stop watching it because it is not
- // needed anymore
- if (it != this->socket_handlers.end())
- // The socket destructor removes it from the poller
- this->socket_handlers.erase(it);
- }
- else // We need to write and/or read to it
- { // If not found, create it because we need to watch it
- if (it == this->socket_handlers.end())
- {
- this->socket_handlers.emplace_front(std::make_unique<DNSSocketHandler>(poller, i));
- it = this->socket_handlers.begin();
- }
- poller->add_socket_handler(it->get());
- if (write)
- poller->watch_send_events(it->get());
- }
- }
-}
-
-#endif /* CARES_FOUND */
diff --git a/src/network/dns_handler.hpp b/src/network/dns_handler.hpp
deleted file mode 100644
index ec5b2fa..0000000
--- a/src/network/dns_handler.hpp
+++ /dev/null
@@ -1,62 +0,0 @@
-#ifndef DNS_HANDLER_HPP_INCLUDED
-#define DNS_HANDLER_HPP_INCLUDED
-
-#include <config.h>
-#ifdef CARES_FOUND
-
-class TCPSocketHandler;
-class Poller;
-class DNSSocketHandler;
-
-# include <ares.h>
-# include <memory>
-# include <string>
-# include <list>
-
-void on_hostname4_resolved(void* arg, int status, int, struct hostent* hostent);
-void on_hostname6_resolved(void* arg, int status, int, struct hostent* hostent);
-
-/**
- * Class managing DNS resolution. It should only be statically instanciated
- * once in SocketHandler. It manages ares channel and calls various
- * functions of that library.
- */
-
-class DNSHandler
-{
-public:
- DNSHandler();
- ~DNSHandler() = default;
- void gethostbyname(const std::string& name, TCPSocketHandler* socket_handler,
- int family);
- /**
- * Call ares_fds to know what fd needs to be watched by the poller, create
- * or destroy DNSSocketHandlers depending on the result.
- */
- void watch_dns_sockets(std::shared_ptr<Poller>& poller);
- /**
- * Destroy and stop watching all the DNS sockets. Then de-init the channel
- * and library.
- */
- void destroy();
- ares_channel& get_channel();
-
- static DNSHandler instance;
-
-private:
- /**
- * The list of sockets that needs to be watched, according to the last
- * call to ares_fds. DNSSocketHandlers are added to it or removed from it
- * in the watch_dns_sockets() method
- */
- std::list<std::unique_ptr<DNSSocketHandler>> socket_handlers;
- ares_channel channel;
-
- DNSHandler(const DNSHandler&) = delete;
- DNSHandler(DNSHandler&&) = delete;
- DNSHandler& operator=(const DNSHandler&) = delete;
- DNSHandler& operator=(DNSHandler&&) = delete;
-};
-
-#endif /* CARES_FOUND */
-#endif /* DNS_HANDLER_HPP_INCLUDED */
diff --git a/src/network/dns_socket_handler.cpp b/src/network/dns_socket_handler.cpp
deleted file mode 100644
index 6563894..0000000
--- a/src/network/dns_socket_handler.cpp
+++ /dev/null
@@ -1,45 +0,0 @@
-#include <config.h>
-#ifdef CARES_FOUND
-
-#include <network/dns_socket_handler.hpp>
-#include <network/dns_handler.hpp>
-#include <network/poller.hpp>
-
-#include <ares.h>
-
-DNSSocketHandler::DNSSocketHandler(std::shared_ptr<Poller> poller,
- const socket_t socket):
- SocketHandler(poller, socket)
-{
-}
-
-DNSSocketHandler::~DNSSocketHandler()
-{
-}
-
-void DNSSocketHandler::connect()
-{
-}
-
-void DNSSocketHandler::on_recv()
-{
- // always stop watching send and read events. We will re-watch them if the
- // next call to ares_fds tell us to
- this->poller->remove_socket_handler(this->socket);
- ::ares_process_fd(DNSHandler::instance.get_channel(), this->socket, ARES_SOCKET_BAD);
-}
-
-void DNSSocketHandler::on_send()
-{
- // always stop watching send and read events. We will re-watch them if the
- // next call to ares_fds tell us to
- this->poller->remove_socket_handler(this->socket);
- ::ares_process_fd(DNSHandler::instance.get_channel(), ARES_SOCKET_BAD, this->socket);
-}
-
-bool DNSSocketHandler::is_connected() const
-{
- return true;
-}
-
-#endif /* CARES_FOUND */
diff --git a/src/network/dns_socket_handler.hpp b/src/network/dns_socket_handler.hpp
deleted file mode 100644
index beb47d9..0000000
--- a/src/network/dns_socket_handler.hpp
+++ /dev/null
@@ -1,46 +0,0 @@
-#ifndef DNS_SOCKET_HANDLER_HPP
-# define DNS_SOCKET_HANDLER_HPP
-
-#include <config.h>
-#ifdef CARES_FOUND
-
-#include <network/socket_handler.hpp>
-#include <ares.h>
-
-/**
- * Manage a socket returned by ares_fds. We do not create, open or close the
- * socket ourself: this is done by c-ares. We just call ares_process_fd()
- * with the correct parameters, depending on what can be done on that socket
- * (Poller reported it to be writable or readeable)
- */
-
-class DNSSocketHandler: public SocketHandler
-{
-public:
- explicit DNSSocketHandler(std::shared_ptr<Poller> poller, const socket_t socket);
- ~DNSSocketHandler();
- /**
- * Just call dns_process_fd, c-ares will do its work of send()ing or
- * recv()ing the data it wants on that socket.
- */
- void on_recv() override final;
- void on_send() override final;
- /**
- * Do nothing, because we are always considered to be connected, since the
- * connection is done by c-ares and not by us.
- */
- void connect() override final;
- /**
- * Always true, see the comment for connect()
- */
- bool is_connected() const override final;
-
-private:
- DNSSocketHandler(const DNSSocketHandler&) = delete;
- DNSSocketHandler(DNSSocketHandler&&) = delete;
- DNSSocketHandler& operator=(const DNSSocketHandler&) = delete;
- DNSSocketHandler& operator=(DNSSocketHandler&&) = delete;
-};
-
-#endif // CARES_FOUND
-#endif // DNS_SOCKET_HANDLER_HPP
diff --git a/src/network/poller.cpp b/src/network/poller.cpp
deleted file mode 100644
index ffc4f2d..0000000
--- a/src/network/poller.cpp
+++ /dev/null
@@ -1,203 +0,0 @@
-#include <network/poller.hpp>
-#include <logger/logger.hpp>
-#include <utils/timed_events.hpp>
-
-#include <assert.h>
-#include <errno.h>
-#include <stdio.h>
-
-#include <cstring>
-#include <iostream>
-#include <stdexcept>
-
-Poller::Poller()
-{
-#if POLLER == POLL
- this->nfds = 0;
-#elif POLLER == EPOLL
- this->epfd = ::epoll_create1(0);
- if (this->epfd == -1)
- {
- log_error("epoll failed: " << strerror(errno));
- throw std::runtime_error("Could not create epoll instance");
- }
-#endif
-}
-
-Poller::~Poller()
-{
-}
-
-void Poller::add_socket_handler(SocketHandler* socket_handler)
-{
- // Don't do anything if the socket is already managed
- const auto it = this->socket_handlers.find(socket_handler->get_socket());
- if (it != this->socket_handlers.end())
- return ;
-
- this->socket_handlers.emplace(socket_handler->get_socket(), socket_handler);
-
- // We always watch all sockets for receive events
-#if POLLER == POLL
- this->fds[this->nfds].fd = socket_handler->get_socket();
- this->fds[this->nfds].events = POLLIN;
- this->nfds++;
-#endif
-#if POLLER == EPOLL
- struct epoll_event event = {EPOLLIN, {socket_handler}};
- const int res = ::epoll_ctl(this->epfd, EPOLL_CTL_ADD, socket_handler->get_socket(), &event);
- if (res == -1)
- {
- log_error("epoll_ctl failed: " << strerror(errno));
- throw std::runtime_error("Could not add socket to epoll");
- }
-#endif
-}
-
-void Poller::remove_socket_handler(const socket_t socket)
-{
- const auto it = this->socket_handlers.find(socket);
- if (it == this->socket_handlers.end())
- throw std::runtime_error("Trying to remove a SocketHandler that is not managed");
- this->socket_handlers.erase(it);
-
-#if POLLER == POLL
- for (size_t i = 0; i < this->nfds; i++)
- {
- if (this->fds[i].fd == socket)
- {
- // Move all subsequent pollfd by one on the left, erasing the
- // value of the one we remove
- for (size_t j = i; j < this->nfds - 1; ++j)
- {
- this->fds[j].fd = this->fds[j+1].fd;
- this->fds[j].events= this->fds[j+1].events;
- }
- this->nfds--;
- }
- }
-#elif POLLER == EPOLL
- const int res = ::epoll_ctl(this->epfd, EPOLL_CTL_DEL, socket, nullptr);
- if (res == -1)
- {
- log_error("epoll_ctl failed: " << strerror(errno));
- throw std::runtime_error("Could not remove socket from epoll");
- }
-#endif
-}
-
-void Poller::watch_send_events(SocketHandler* socket_handler)
-{
-#if POLLER == POLL
- for (size_t i = 0; i <= this->nfds; ++i)
- {
- if (this->fds[i].fd == socket_handler->get_socket())
- {
- this->fds[i].events = POLLIN|POLLOUT;
- return;
- }
- }
- throw std::runtime_error("Cannot watch a non-registered socket for send events");
-#elif POLLER == EPOLL
- struct epoll_event event = {EPOLLIN|EPOLLOUT, {socket_handler}};
- const int res = ::epoll_ctl(this->epfd, EPOLL_CTL_MOD, socket_handler->get_socket(), &event);
- if (res == -1)
- {
- log_error("epoll_ctl failed: " << strerror(errno));
- throw std::runtime_error("Could not modify socket flags in epoll");
- }
-#endif
-}
-
-void Poller::stop_watching_send_events(SocketHandler* socket_handler)
-{
-#if POLLER == POLL
- for (size_t i = 0; i <= this->nfds; ++i)
- {
- if (this->fds[i].fd == socket_handler->get_socket())
- {
- this->fds[i].events = POLLIN;
- return;
- }
- }
- throw std::runtime_error("Cannot watch a non-registered socket for send events");
-#elif POLLER == EPOLL
- struct epoll_event event = {EPOLLIN, {socket_handler}};
- const int res = ::epoll_ctl(this->epfd, EPOLL_CTL_MOD, socket_handler->get_socket(), &event);
- if (res == -1)
- {
- log_error("epoll_ctl failed: " << strerror(errno));
- throw std::runtime_error("Could not modify socket flags in epoll");
- }
-#endif
-}
-
-int Poller::poll(const std::chrono::milliseconds& timeout)
-{
- if (this->socket_handlers.empty() && timeout == utils::no_timeout)
- return -1;
-#if POLLER == POLL
- int nb_events = ::poll(this->fds, this->nfds, timeout.count());
- if (nb_events < 0)
- {
- if (errno == EINTR)
- return true;
- log_error("poll failed: " << strerror(errno));
- throw std::runtime_error("Poll failed");
- }
- // We cannot possibly have more ready events than the number of fds we are
- // watching
- assert(static_cast<unsigned int>(nb_events) <= this->nfds);
- for (size_t i = 0; i <= this->nfds && nb_events != 0; ++i)
- {
- if (this->fds[i].revents == 0)
- continue;
- else if (this->fds[i].revents & POLLIN)
- {
- auto socket_handler = this->socket_handlers.at(this->fds[i].fd);
- socket_handler->on_recv();
- nb_events--;
- }
- else if (this->fds[i].revents & POLLOUT)
- {
- auto socket_handler = this->socket_handlers.at(this->fds[i].fd);
- if (socket_handler->is_connected())
- socket_handler->on_send();
- else
- socket_handler->connect();
- nb_events--;
- }
- }
- return 1;
-#elif POLLER == EPOLL
- static const size_t max_events = 12;
- struct epoll_event revents[max_events];
- const int nb_events = ::epoll_wait(this->epfd, revents, max_events, timeout.count());
- if (nb_events == -1)
- {
- if (errno == EINTR)
- return 0;
- log_error("epoll wait: " << strerror(errno));
- throw std::runtime_error("Epoll_wait failed");
- }
- for (int i = 0; i < nb_events; ++i)
- {
- auto socket_handler = static_cast<SocketHandler*>(revents[i].data.ptr);
- if (revents[i].events & EPOLLIN)
- socket_handler->on_recv();
- else if (revents[i].events & EPOLLOUT)
- {
- if (socket_handler->is_connected())
- socket_handler->on_send();
- else
- socket_handler->connect();
- }
- }
- return nb_events;
-#endif
-}
-
-size_t Poller::size() const
-{
- return this->socket_handlers.size();
-}
diff --git a/src/network/poller.hpp b/src/network/poller.hpp
deleted file mode 100644
index c674e4c..0000000
--- a/src/network/poller.hpp
+++ /dev/null
@@ -1,95 +0,0 @@
-#ifndef POLLER_INCLUDED
-# define POLLER_INCLUDED
-
-#include <network/socket_handler.hpp>
-
-#include <unordered_map>
-#include <memory>
-#include <chrono>
-
-#define POLL 1
-#define EPOLL 2
-#define KQUEUE 3
-#include <config.h>
-#ifndef POLLER
- #define POLLER POLL
-#endif
-
-#if POLLER == POLL
- #include <poll.h>
- #define MAX_POLL_FD_NUMBER 4096
-#elif POLLER == EPOLL
- #include <sys/epoll.h>
-#else
- #error Invalid POLLER value
-#endif
-
-/**
- * We pass some SocketHandlers to this Poller, which uses
- * poll/epoll/kqueue/select etc to wait for events on these SocketHandlers,
- * and call the callbacks when event occurs.
- *
- * TODO: support these pollers:
- * - kqueue(2)
- */
-
-class Poller
-{
-public:
- explicit Poller();
- ~Poller();
- /**
- * Add a SocketHandler to be monitored by this Poller. All receive events
- * are always automatically watched.
- */
- void add_socket_handler(SocketHandler* socket_handler);
- /**
- * Remove (and stop managing) a SocketHandler, designated by the given socket_t.
- */
- void remove_socket_handler(const socket_t socket);
- /**
- * Signal the poller that he needs to watch for send events for the given
- * SocketHandler.
- */
- void watch_send_events(SocketHandler* socket_handler);
- /**
- * Signal the poller that he needs to stop watching for send events for
- * this SocketHandler.
- */
- void stop_watching_send_events(SocketHandler* socket_handler);
- /**
- * Wait for all watched events, and call the SocketHandlers' callbacks
- * when one is ready. Returns if nothing happened before the provided
- * timeout. If the timeout is 0, it waits forever. If there is no
- * watched event, returns -1 immediately, ignoring the timeout value.
- * Otherwise, returns the number of event handled. If 0 is returned this
- * means that we were interrupted by a signal, or the timeout occured.
- */
- int poll(const std::chrono::milliseconds& timeout);
- /**
- * Returns the number of SocketHandlers managed by the poller.
- */
- size_t size() const;
-
-private:
- /**
- * A "list" of all the SocketHandlers that we manage, indexed by socket,
- * because that's what is returned by select/poll/etc when an event
- * occures.
- */
- std::unordered_map<socket_t, SocketHandler*> socket_handlers;
-
-#if POLLER == POLL
- struct pollfd fds[MAX_POLL_FD_NUMBER];
- nfds_t nfds;
-#elif POLLER == EPOLL
- int epfd;
-#endif
-
- Poller(const Poller&) = delete;
- Poller(Poller&&) = delete;
- Poller& operator=(const Poller&) = delete;
- Poller& operator=(Poller&&) = delete;
-};
-
-#endif // POLLER_INCLUDED
diff --git a/src/network/socket_handler.hpp b/src/network/socket_handler.hpp
deleted file mode 100644
index 0858474..0000000
--- a/src/network/socket_handler.hpp
+++ /dev/null
@@ -1,45 +0,0 @@
-#ifndef SOCKET_HANDLER_HPP
-# define SOCKET_HANDLER_HPP
-
-#include <config.h>
-#include <memory>
-
-class Poller;
-
-typedef int socket_t;
-
-class SocketHandler
-{
-public:
- explicit SocketHandler(std::shared_ptr<Poller> poller, const socket_t socket):
- poller(poller),
- socket(socket)
- {}
- virtual ~SocketHandler() {}
- virtual void on_recv() = 0;
- virtual void on_send() = 0;
- virtual void connect() = 0;
- virtual bool is_connected() const = 0;
-
- socket_t get_socket() const
- { return this->socket; }
-
-protected:
- /**
- * A pointer to the poller that manages us, because we need to communicate
- * with it.
- */
- std::shared_ptr<Poller> poller;
- /**
- * The handled socket.
- */
- socket_t socket;
-
-private:
- SocketHandler(const SocketHandler&) = delete;
- SocketHandler(SocketHandler&&) = delete;
- SocketHandler& operator=(const SocketHandler&) = delete;
- SocketHandler& operator=(SocketHandler&&) = delete;
-};
-
-#endif // SOCKET_HANDLER_HPP
diff --git a/src/network/tcp_socket_handler.cpp b/src/network/tcp_socket_handler.cpp
deleted file mode 100644
index e9984e3..0000000
--- a/src/network/tcp_socket_handler.cpp
+++ /dev/null
@@ -1,572 +0,0 @@
-#include <network/tcp_socket_handler.hpp>
-#include <network/dns_handler.hpp>
-
-#include <utils/timed_events.hpp>
-#include <utils/scopeguard.hpp>
-#include <network/poller.hpp>
-
-#include <logger/logger.hpp>
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <stdexcept>
-#include <unistd.h>
-#include <stdlib.h>
-#include <errno.h>
-#include <netdb.h>
-#include <cstring>
-#include <fcntl.h>
-#include <stdio.h>
-
-#include <iostream>
-
-#ifdef BOTAN_FOUND
-# include <botan/hex.h>
-
-Botan::AutoSeeded_RNG TCPSocketHandler::rng;
-Permissive_Credentials_Manager TCPSocketHandler::credential_manager;
-Botan::TLS::Policy TCPSocketHandler::policy;
-Botan::TLS::Session_Manager_In_Memory TCPSocketHandler::session_manager(TCPSocketHandler::rng);
-
-#endif
-
-#ifndef UIO_FASTIOV
-# define UIO_FASTIOV 8
-#endif
-
-using namespace std::string_literals;
-using namespace std::chrono_literals;
-
-namespace ph = std::placeholders;
-
-TCPSocketHandler::TCPSocketHandler(std::shared_ptr<Poller> poller):
- SocketHandler(poller, -1),
- use_tls(false),
- connected(false),
- connecting(false)
-#ifdef CARES_FOUND
- ,resolved(false),
- resolved4(false),
- resolved6(false),
- cares_addrinfo(nullptr),
- cares_error()
-#endif
-{}
-
-TCPSocketHandler::~TCPSocketHandler()
-{
-#ifdef CARES_FOUND
- this->free_cares_addrinfo();
-#endif
-}
-
-void TCPSocketHandler::init_socket(const struct addrinfo* rp)
-{
- if ((this->socket = ::socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol)) == -1)
- throw std::runtime_error("Could not create socket: "s + strerror(errno));
- int optval = 1;
- if (::setsockopt(this->socket, SOL_SOCKET, SO_KEEPALIVE, &optval, sizeof(optval)) == -1)
- log_warning("Failed to enable TCP keepalive on socket: " << strerror(errno));
- // Set the socket on non-blocking mode. This is useful to receive a EAGAIN
- // error when connect() would block, to not block the whole process if a
- // remote is not responsive.
- const int existing_flags = ::fcntl(this->socket, F_GETFL, 0);
- if ((existing_flags == -1) ||
- (::fcntl(this->socket, F_SETFL, existing_flags | O_NONBLOCK) == -1))
- throw std::runtime_error("Could not initialize socket: "s + strerror(errno));
-}
-
-void TCPSocketHandler::connect(const std::string& address, const std::string& port, const bool tls)
-{
- this->address = address;
- this->port = port;
- this->use_tls = tls;
-
- utils::ScopeGuard sg;
-
- struct addrinfo* addr_res;
-
- if (!this->connecting)
- {
- // Get the addrinfo from getaddrinfo (or ares_gethostbyname), only if
- // this is the first call of this function.
-#ifdef CARES_FOUND
- if (!this->resolved)
- {
- log_info("Trying to connect to " << address << ":" << port);
- // Start the asynchronous process of resolving the hostname. Once
- // the addresses have been found and `resolved` has been set to true
- // (but connecting will still be false), TCPSocketHandler::connect()
- // needs to be called, again.
- DNSHandler::instance.gethostbyname(address, this, AF_INET6);
- DNSHandler::instance.gethostbyname(address, this, AF_INET);
- return;
- }
- else
- {
- // The c-ares resolved the hostname and the available addresses
- // where saved in the cares_addrinfo linked list. Now, just use
- // this list to try to connect.
- addr_res = this->cares_addrinfo;
- if (!addr_res)
- {
- this->close();
- this->on_connection_failed(this->cares_error);
- return ;
- }
- }
-#else
- log_info("Trying to connect to " << address << ":" << port);
- struct addrinfo hints;
- memset(&hints, 0, sizeof(struct addrinfo));
- hints.ai_flags = 0;
- hints.ai_family = AF_UNSPEC;
- hints.ai_socktype = SOCK_STREAM;
- hints.ai_protocol = 0;
-
- const int res = ::getaddrinfo(address.c_str(), port.c_str(), &hints, &addr_res);
-
- if (res != 0)
- {
- log_warning("getaddrinfo failed: "s + gai_strerror(res));
- this->close();
- this->on_connection_failed(gai_strerror(res));
- return ;
- }
- // Make sure the alloced structure is always freed at the end of the
- // function
- sg.add_callback([&addr_res](){ freeaddrinfo(addr_res); });
-#endif
- }
- else
- { // This function is called again, use the saved addrinfo structure,
- // instead of re-doing the whole getaddrinfo process.
- addr_res = &this->addrinfo;
- }
-
- for (struct addrinfo* rp = addr_res; rp; rp = rp->ai_next)
- {
- if (!this->connecting)
- {
- try {
- this->init_socket(rp);
- }
- catch (const std::runtime_error& error) {
- log_error("Failed to init socket: " << error.what());
- break;
- }
- }
- if (::connect(this->socket, rp->ai_addr, rp->ai_addrlen) == 0
- || errno == EISCONN)
- {
- log_info("Connection success.");
- TimedEventsManager::instance().cancel("connection_timeout"s +
- std::to_string(this->socket));
- this->poller->add_socket_handler(this);
- this->connected = true;
- this->connecting = false;
-#ifdef BOTAN_FOUND
- if (this->use_tls)
- this->start_tls();
-#endif
- this->on_connected();
- return ;
- }
- else if (errno == EINPROGRESS || errno == EALREADY)
- { // retry this process later, when the socket
- // is ready to be written on.
- this->connecting = true;
- this->poller->add_socket_handler(this);
- this->poller->watch_send_events(this);
- // Save the addrinfo structure, to use it on the next call
- this->ai_addrlen = rp->ai_addrlen;
- memcpy(&this->ai_addr, rp->ai_addr, this->ai_addrlen);
- memcpy(&this->addrinfo, rp, sizeof(struct addrinfo));
- this->addrinfo.ai_addr = reinterpret_cast<struct sockaddr*>(&this->ai_addr);
- this->addrinfo.ai_next = nullptr;
- // If the connection has not succeeded or failed in 5s, we consider
- // it to have failed
- TimedEventsManager::instance().add_event(
- TimedEvent(std::chrono::steady_clock::now() + 5s,
- std::bind(&TCPSocketHandler::on_connection_timeout, this),
- "connection_timeout"s + std::to_string(this->socket)));
- return ;
- }
- log_info("Connection failed:" << strerror(errno));
- }
- log_error("All connection attempts failed.");
- this->close();
- this->on_connection_failed(strerror(errno));
- return ;
-}
-
-void TCPSocketHandler::on_connection_timeout()
-{
- this->close();
- this->on_connection_failed("connection timed out");
-}
-
-void TCPSocketHandler::connect()
-{
- this->connect(this->address, this->port, this->use_tls);
-}
-
-void TCPSocketHandler::on_recv()
-{
-#ifdef BOTAN_FOUND
- if (this->use_tls)
- this->tls_recv();
- else
-#endif
- this->plain_recv();
-}
-
-void TCPSocketHandler::plain_recv()
-{
- static constexpr size_t buf_size = 4096;
- char buf[buf_size];
- void* recv_buf = this->get_receive_buffer(buf_size);
-
- if (recv_buf == nullptr)
- recv_buf = buf;
-
- const ssize_t size = this->do_recv(recv_buf, buf_size);
-
- if (size > 0)
- {
- if (buf == recv_buf)
- {
- // data needs to be placed in the in_buf string, because no buffer
- // was provided to receive that data directly. The in_buf buffer
- // will be handled in parse_in_buffer()
- this->in_buf += std::string(buf, size);
- }
- this->parse_in_buffer(size);
- }
-}
-
-ssize_t TCPSocketHandler::do_recv(void* recv_buf, const size_t buf_size)
-{
- ssize_t size = ::recv(this->socket, recv_buf, buf_size, 0);
- if (0 == size)
- {
- this->on_connection_close("");
- this->close();
- }
- else if (-1 == size)
- {
- log_warning("Error while reading from socket: " << strerror(errno));
- // Remember if we were connecting, or already connected when this
- // happened, because close() sets this->connecting to false
- const auto were_connecting = this->connecting;
- this->close();
- if (were_connecting)
- this->on_connection_failed(strerror(errno));
- else
- this->on_connection_close(strerror(errno));
- }
- return size;
-}
-
-void TCPSocketHandler::on_send()
-{
- struct iovec msg_iov[UIO_FASTIOV] = {};
- struct msghdr msg{nullptr, 0,
- msg_iov,
- 0, nullptr, 0, 0};
- for (std::string& s: this->out_buf)
- {
- // unconsting the content of s is ok, sendmsg will never modify it
- msg_iov[msg.msg_iovlen].iov_base = const_cast<char*>(s.data());
- msg_iov[msg.msg_iovlen].iov_len = s.size();
- if (++msg.msg_iovlen == UIO_FASTIOV)
- break;
- }
- ssize_t res = ::sendmsg(this->socket, &msg, MSG_NOSIGNAL);
- if (res < 0)
- {
- log_error("sendmsg failed: " << strerror(errno));
- this->on_connection_close(strerror(errno));
- this->close();
- }
- else
- {
- // remove all the strings that were successfully sent.
- for (auto it = this->out_buf.begin();
- it != this->out_buf.end();)
- {
- if (static_cast<size_t>(res) >= (*it).size())
- {
- res -= (*it).size();
- it = this->out_buf.erase(it);
- }
- else
- {
- // If one string has partially been sent, we use substr to
- // crop it
- if (res > 0)
- (*it) = (*it).substr(res, std::string::npos);
- break;
- }
- }
- if (this->out_buf.empty())
- this->poller->stop_watching_send_events(this);
- }
-}
-
-void TCPSocketHandler::close()
-{
- TimedEventsManager::instance().cancel("connection_timeout"s +
- std::to_string(this->socket));
- if (this->connected || this->connecting)
- this->poller->remove_socket_handler(this->get_socket());
- if (this->socket != -1)
- {
- ::close(this->socket);
- this->socket = -1;
- }
- this->connected = false;
- this->connecting = false;
- this->in_buf.clear();
- this->out_buf.clear();
- this->port.clear();
-}
-
-void TCPSocketHandler::send_data(std::string&& data)
-{
-#ifdef BOTAN_FOUND
- if (this->use_tls)
- this->tls_send(std::move(data));
- else
-#endif
- this->raw_send(std::move(data));
-}
-
-void TCPSocketHandler::raw_send(std::string&& data)
-{
- if (data.empty())
- return ;
- this->out_buf.emplace_back(std::move(data));
- if (this->connected)
- this->poller->watch_send_events(this);
-}
-
-void TCPSocketHandler::send_pending_data()
-{
- if (this->connected && !this->out_buf.empty())
- this->poller->watch_send_events(this);
-}
-
-bool TCPSocketHandler::is_connected() const
-{
- return this->connected;
-}
-
-bool TCPSocketHandler::is_connecting() const
-{
-#ifdef CARES_FOUND
- return this->connecting || !this->resolved;
-#else
- return this->connecting;
-#endif
-}
-
-void* TCPSocketHandler::get_receive_buffer(const size_t) const
-{
- return nullptr;
-}
-
-#ifdef BOTAN_FOUND
-void TCPSocketHandler::start_tls()
-{
- Botan::TLS::Server_Information server_info(this->address, "irc", std::stoul(this->port));
- this->tls = std::make_unique<Botan::TLS::Client>(
- std::bind(&TCPSocketHandler::tls_output_fn, this, ph::_1, ph::_2),
- std::bind(&TCPSocketHandler::tls_data_cb, this, ph::_1, ph::_2),
- std::bind(&TCPSocketHandler::tls_alert_cb, this, ph::_1, ph::_2, ph::_3),
- std::bind(&TCPSocketHandler::tls_handshake_cb, this, ph::_1),
- session_manager, credential_manager, policy,
- rng, server_info, Botan::TLS::Protocol_Version::latest_tls_version());
-}
-
-void TCPSocketHandler::tls_recv()
-{
- static constexpr size_t buf_size = 4096;
- char recv_buf[buf_size];
-
- const ssize_t size = this->do_recv(recv_buf, buf_size);
- if (size > 0)
- {
- const bool was_active = this->tls->is_active();
- this->tls->received_data(reinterpret_cast<const Botan::byte*>(recv_buf),
- static_cast<size_t>(size));
- if (!was_active && this->tls->is_active())
- this->on_tls_activated();
- }
-}
-
-void TCPSocketHandler::tls_send(std::string&& data)
-{
- if (this->tls->is_active())
- {
- const bool was_active = this->tls->is_active();
- if (!this->pre_buf.empty())
- {
- this->tls->send(reinterpret_cast<const Botan::byte*>(this->pre_buf.data()),
- this->pre_buf.size());
- this->pre_buf = "";
- }
- if (!data.empty())
- this->tls->send(reinterpret_cast<const Botan::byte*>(data.data()),
- data.size());
- if (!was_active && this->tls->is_active())
- this->on_tls_activated();
- }
- else
- this->pre_buf += data;
-}
-
-void TCPSocketHandler::tls_data_cb(const Botan::byte* data, size_t size)
-{
- this->in_buf += std::string(reinterpret_cast<const char*>(data),
- size);
- if (!this->in_buf.empty())
- this->parse_in_buffer(size);
-}
-
-void TCPSocketHandler::tls_output_fn(const Botan::byte* data, size_t size)
-{
- this->raw_send(std::string(reinterpret_cast<const char*>(data), size));
-}
-
-void TCPSocketHandler::tls_alert_cb(Botan::TLS::Alert alert, const Botan::byte*, size_t)
-{
- log_debug("tls_alert: " << alert.type_string());
-}
-
-bool TCPSocketHandler::tls_handshake_cb(const Botan::TLS::Session& session)
-{
- log_debug("Handshake with " << session.server_info().hostname() << " complete."
- << " Version: " << session.version().to_string()
- << " using " << session.ciphersuite().to_string());
- if (!session.session_id().empty())
- log_debug("Session ID " << Botan::hex_encode(session.session_id()));
- if (!session.session_ticket().empty())
- log_debug("Session ticket " << Botan::hex_encode(session.session_ticket()));
- return true;
-}
-
-void TCPSocketHandler::on_tls_activated()
-{
- this->send_data("");
-}
-
-#endif // BOTAN_FOUND
-
-#ifdef CARES_FOUND
-
-void TCPSocketHandler::on_hostname4_resolved(int status, struct hostent* hostent)
-{
- this->resolved4 = true;
- if (status == ARES_SUCCESS)
- this->fill_ares_addrinfo4(hostent);
- else
- this->cares_error = ::ares_strerror(status);
-
- if (this->resolved4 && this->resolved6)
- {
- this->resolved = true;
- this->connect();
- }
-}
-
-void TCPSocketHandler::on_hostname6_resolved(int status, struct hostent* hostent)
-{
- this->resolved6 = true;
- if (status == ARES_SUCCESS)
- this->fill_ares_addrinfo6(hostent);
- else
- this->cares_error = ::ares_strerror(status);
-
- if (this->resolved4 && this->resolved6)
- {
- this->resolved = true;
- this->connect();
- }
-}
-
-void TCPSocketHandler::fill_ares_addrinfo4(const struct hostent* hostent)
-{
- struct addrinfo* prev = this->cares_addrinfo;
- struct in_addr** address = reinterpret_cast<struct in_addr**>(hostent->h_addr_list);
-
- while (*address)
- {
- // Create a new addrinfo list element, and fill it
- struct addrinfo* current = new struct addrinfo;
- current->ai_flags = 0;
- current->ai_family = hostent->h_addrtype;
- current->ai_socktype = SOCK_STREAM;
- current->ai_protocol = 0;
- current->ai_addrlen = sizeof(struct sockaddr_in);
-
- struct sockaddr_in* addr = new struct sockaddr_in;
- addr->sin_family = hostent->h_addrtype;
- addr->sin_port = htons(strtoul(this->port.data(), nullptr, 10));
- addr->sin_addr.s_addr = (*address)->s_addr;
-
- current->ai_addr = reinterpret_cast<struct sockaddr*>(addr);
- current->ai_next = nullptr;
- current->ai_canonname = nullptr;
-
- current->ai_next = prev;
- this->cares_addrinfo = current;
- prev = current;
- ++address;
- }
-}
-
-void TCPSocketHandler::fill_ares_addrinfo6(const struct hostent* hostent)
-{
- struct addrinfo* prev = this->cares_addrinfo;
- struct in6_addr** address = reinterpret_cast<struct in6_addr**>(hostent->h_addr_list);
-
- while (*address)
- {
- // Create a new addrinfo list element, and fill it
- struct addrinfo* current = new struct addrinfo;
- current->ai_flags = 0;
- current->ai_family = hostent->h_addrtype;
- current->ai_socktype = SOCK_STREAM;
- current->ai_protocol = 0;
- current->ai_addrlen = sizeof(struct sockaddr_in6);
-
- struct sockaddr_in6* addr = new struct sockaddr_in6;
- addr->sin6_family = hostent->h_addrtype;
- addr->sin6_port = htons(strtoul(this->port.data(), nullptr, 10));
- ::memcpy(addr->sin6_addr.s6_addr, (*address)->s6_addr, 16);
- addr->sin6_flowinfo = 0;
- addr->sin6_scope_id = 0;
-
- current->ai_addr = reinterpret_cast<struct sockaddr*>(addr);
- current->ai_next = nullptr;
- current->ai_canonname = nullptr;
-
- current->ai_next = prev;
- this->cares_addrinfo = current;
- prev = current;
- ++address;
- }
-}
-
-void TCPSocketHandler::free_cares_addrinfo()
-{
- while (this->cares_addrinfo)
- {
- delete this->cares_addrinfo->ai_addr;
- auto next = this->cares_addrinfo->ai_next;
- delete this->cares_addrinfo;
- this->cares_addrinfo = next;
- }
-}
-
-#endif // CARES_FOUND
diff --git a/src/network/tcp_socket_handler.hpp b/src/network/tcp_socket_handler.hpp
deleted file mode 100644
index 7f10cff..0000000
--- a/src/network/tcp_socket_handler.hpp
+++ /dev/null
@@ -1,297 +0,0 @@
-#ifndef SOCKET_HANDLER_INCLUDED
-# define SOCKET_HANDLER_INCLUDED
-
-#include <network/socket_handler.hpp>
-
-#include <logger/logger.hpp>
-
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <netdb.h>
-
-#include <utility>
-#include <memory>
-#include <string>
-#include <list>
-
-#include "config.h"
-
-#ifdef CARES_FOUND
-# include <ares.h>
-#endif
-
-#ifdef BOTAN_FOUND
-# include <botan/botan.h>
-# include <botan/tls_client.h>
-
-/**
- * A very simple credential manager that accepts any certificate.
- */
-class Permissive_Credentials_Manager: public Botan::Credentials_Manager
-{
-public:
- void verify_certificate_chain(const std::string& type, const std::string& purported_hostname, const std::vector<Botan::X509_Certificate>&)
- { // TODO: Offer the admin to disallow connection on untrusted
- // certificates
- log_debug("Checking remote certificate (" << type << ") for hostname " << purported_hostname);
- }
-};
-#endif // BOTAN_FOUND
-
-/**
- * An interface, with a series of callbacks that should be implemented in
- * subclasses that deal with a socket. These callbacks are called on various events
- * (read/write/timeout, etc) when they are notified to a poller
- * (select/poll/epoll etc)
- */
-class TCPSocketHandler: public SocketHandler
-{
-protected:
- ~TCPSocketHandler();
-
-public:
- explicit TCPSocketHandler(std::shared_ptr<Poller> poller);
- /**
- * Connect to the remote server, and call on_connected() if this
- * succeeds. If tls is true, we set use_tls to true and will also call
- * start_tls() when the connection succeeds.
- */
- void connect(const std::string& address, const std::string& port, const bool tls);
- void connect() override final;
- /**
- * Reads raw data from the socket. And pass it to parse_in_buffer()
- * If we are using TLS on this connection, we call tls_recv()
- */
- void on_recv() override final;
- /**
- * Write as much data from out_buf as possible, in the socket.
- */
- void on_send() override final;
- /**
- * Add the given data to out_buf and tell our poller that we want to be
- * notified when a send event is ready.
- *
- * This can be overriden if we want to modify the data before sending
- * it. For example if we want to encrypt it.
- */
- void send_data(std::string&& data);
- /**
- * Watch the socket for send events, if our out buffer is not empty.
- */
- void send_pending_data();
- /**
- * Close the connection, remove us from the poller
- */
- void close();
- /**
- * Called by a TimedEvent, when the connection did not succeed or fail
- * after a given time.
- */
- void on_connection_timeout();
- /**
- * Called when the connection is successful.
- */
- virtual void on_connected() = 0;
- /**
- * Called when the connection fails. Not when it is closed later, just at
- * the connect() call.
- */
- virtual void on_connection_failed(const std::string& reason) = 0;
- /**
- * Called when we detect a disconnection from the remote host.
- */
- virtual void on_connection_close(const std::string& error) = 0;
- /**
- * Handle/consume (some of) the data received so far. The data to handle
- * may be in the in_buf buffer, or somewhere else, depending on what
- * get_receive_buffer() returned. If some data is used from in_buf, it
- * should be truncated, only the unused data should be left untouched.
- *
- * The size argument is the size of the last chunk of data that was added to the buffer.
- */
- virtual void parse_in_buffer(const size_t size) = 0;
- bool is_connected() const override final;
- bool is_connecting() const;
-
-#ifdef CARES_FOUND
- void on_hostname4_resolved(int status, struct hostent* hostent);
- void on_hostname6_resolved(int status, struct hostent* hostent);
-
- void free_cares_addrinfo();
-
- void fill_ares_addrinfo4(const struct hostent* hostent);
- void fill_ares_addrinfo6(const struct hostent* hostent);
-#endif
-
-private:
- /**
- * Initialize the socket with the parameters contained in the given
- * addrinfo structure.
- */
- void init_socket(const struct addrinfo* rp);
- /**
- * Reads from the socket into the provided buffer. If an error occurs
- * (read returns <= 0), the handling of the error is done here (close the
- * connection, log a message, etc).
- *
- * Returns the value returned by ::recv(), so the buffer should not be
- * used if it’s not positive.
- */
- ssize_t do_recv(void* recv_buf, const size_t buf_size);
- /**
- * Reads data from the socket and calls parse_in_buffer with it.
- */
- void plain_recv();
- /**
- * Mark the given data as ready to be sent, as-is, on the socket, as soon
- * as we can.
- */
- void raw_send(std::string&& data);
-
-#ifdef BOTAN_FOUND
- /**
- * Create the TLS::Client object, with all the callbacks etc. This must be
- * called only when we know we are able to send TLS-encrypted data over
- * the socket.
- */
- void start_tls();
- /**
- * An additional step to pass the data into our tls object to decrypt it
- * before passing it to parse_in_buffer.
- */
- void tls_recv();
- /**
- * Pass the data to the tls object in order to encrypt it. The tls object
- * will then call raw_send as a callback whenever data as been encrypted
- * and can be sent on the socket.
- */
- void tls_send(std::string&& data);
- /**
- * Called by the tls object that some data has been decrypt. We call
- * parse_in_buffer() to handle that unencrypted data.
- */
- void tls_data_cb(const Botan::byte* data, size_t size);
- /**
- * Called by the tls object to indicate that some data has been encrypted
- * and is now ready to be sent on the socket as is.
- */
- void tls_output_fn(const Botan::byte* data, size_t size);
- /**
- * Called by the tls object to indicate that a TLS alert has been
- * received. We don’t use it, we just log some message, at the moment.
- */
- void tls_alert_cb(Botan::TLS::Alert alert, const Botan::byte*, size_t);
- /**
- * Called by the tls object at the end of the TLS handshake. We don't do
- * anything here appart from logging the TLS session information.
- */
- bool tls_handshake_cb(const Botan::TLS::Session& session);
- /**
- * Called whenever the tls session goes from inactive to active. This
- * means that the handshake has just been successfully done, and we can
- * now proceed to send any available data into our tls object.
- */
- void on_tls_activated();
-#endif // BOTAN_FOUND
- /**
- * Where data is added, when we want to send something to the client.
- */
- std::list<std::string> out_buf;
- /**
- * Keep the details of the addrinfo that triggered a EINPROGRESS error when
- * connect()ing to it, to reuse it directly when connect() is called
- * again.
- */
- struct addrinfo addrinfo;
- struct sockaddr_in6 ai_addr;
- socklen_t ai_addrlen;
-
-protected:
- /**
- * Where data read from the socket is added until we can extract a full
- * and meaningful “message” from it.
- *
- * TODO: something more efficient than a string.
- */
- std::string in_buf;
- /**
- * Whether we are using TLS on this connection or not.
- */
- bool use_tls;
- /**
- * Provide a buffer in which data can be directly received. This can be
- * used to avoid copying data into in_buf before using it. If no buffer
- * needs to be provided, nullptr is returned (the default implementation
- * does that), in that case our internal in_buf will be used to save the
- * data until it can be used by parse_in_buffer().
- */
- virtual void* get_receive_buffer(const size_t size) const;
- /**
- * Hostname we are connected/connecting to
- */
- std::string address;
- /**
- * Port we are connected/connecting to
- */
- std::string port;
-
- bool connected;
- bool connecting;
-
-#ifdef CARES_FOUND
- /**
- * Whether or not the DNS resolution was successfully done
- */
- bool resolved;
- bool resolved4;
- bool resolved6;
- /**
- * When using c-ares to resolve the host asynchronously, we need the
- * c-ares callback to fill a structure (a struct addrinfo, for
- * compatibility with getaddrinfo and the rest of the code that works when
- * c-ares is not used) with all returned values (for example an IPv6 and
- * an IPv4). The next call of connect() will then try all these values
- * (exactly like we do with the result of getaddrinfo) and save the one
- * that worked (or returned EINPROGRESS) in the other struct addrinfo (see
- * the members addrinfo, ai_addrlen, and ai_addr).
- */
- struct addrinfo* cares_addrinfo;
- std::string cares_error;
-#endif // CARES_FOUND
-
-private:
- TCPSocketHandler(const TCPSocketHandler&) = delete;
- TCPSocketHandler(TCPSocketHandler&&) = delete;
- TCPSocketHandler& operator=(const TCPSocketHandler&) = delete;
- TCPSocketHandler& operator=(TCPSocketHandler&&) = delete;
-
-#ifdef BOTAN_FOUND
- /**
- * Botan stuff to manipulate a TLS session.
- */
- static Botan::AutoSeeded_RNG rng;
- static Permissive_Credentials_Manager credential_manager;
- static Botan::TLS::Policy policy;
- static Botan::TLS::Session_Manager_In_Memory session_manager;
- /**
- * We use a unique_ptr because we may not want to create the object at
- * all. The Botan::TLS::Client object generates a handshake message as
- * soon and calls the output_fn callback with it as soon as it is
- * created. Therefore, we do not want to create it if do not intend to do
- * send any TLS-encrypted message. We create the object only when needed
- * (for example after we have negociated a TLS session using a STARTTLS
- * message, or stuf like that).
- *
- * See start_tls for the method where this object is created.
- */
- std::unique_ptr<Botan::TLS::Client> tls;
- /**
- * An additional buffer to keep data that the user wants to send, but
- * cannot because the handshake is not done.
- */
- std::string pre_buf;
-#endif // BOTAN_FOUND
-};
-
-#endif // SOCKET_HANDLER_INCLUDED
diff --git a/src/utils/encoding.cpp b/src/utils/encoding.cpp
deleted file mode 100644
index 3e3580c..0000000
--- a/src/utils/encoding.cpp
+++ /dev/null
@@ -1,221 +0,0 @@
-#include <utils/encoding.hpp>
-
-#include <utils/scopeguard.hpp>
-
-#include <stdexcept>
-
-#include <assert.h>
-#include <string.h>
-#include <iconv.h>
-
-#include <config.h>
-
-#include <bitset>
-
-/**
- * The UTF-8-encoded character used as a place holder when a character conversion fails.
- * This is U+FFFD � "replacement character"
- */
-static const char* invalid_char = "\xef\xbf\xbd";
-static const size_t invalid_char_len = 3;
-
-namespace utils
-{
- /**
- * Based on http://en.wikipedia.org/wiki/UTF-8#Description
- */
- bool is_valid_utf8(const char* s)
- {
- if (!s)
- return false;
-
- const unsigned char* str = reinterpret_cast<const unsigned char*>(s);
-
- while (*str)
- {
- // 4 bytes: 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
- if ((str[0] & 0b11111000) == 0b11110000)
- {
- if (!str[1] || !str[2] || !str[3]
- || ((str[1] & 0b11000000) != 0b10000000)
- || ((str[2] & 0b11000000) != 0b10000000)
- || ((str[3] & 0b11000000) != 0b10000000))
- return false;
- str += 4;
- }
- // 3 bytes: 1110xxx 10xxxxxx 10xxxxxx
- else if ((str[0] & 0b11110000) == 0b11100000)
- {
- if (!str[1] || !str[2]
- || ((str[1] & 0b11000000) != 0b10000000)
- || ((str[2] & 0b11000000) != 0b10000000))
- return false;
- str += 3;
- }
- // 2 bytes: 110xxxxx 10xxxxxx
- else if (((str[0]) & 0b11100000) == 0b11000000)
- {
- if (!str[1] ||
- ((str[1] & 0b11000000) != 0b10000000))
- return false;
- str += 2;
- }
- // 1 byte: 0xxxxxxx
- else if ((str[0] & 0b10000000) != 0)
- return false;
- else
- str++;
- }
- return true;
- }
-
- std::string remove_invalid_xml_chars(const std::string& original)
- {
- // The given string MUST be a valid utf-8 string
- unsigned char* res = new unsigned char[original.size()];
- ScopeGuard sg([&res]() { delete[] res;});
-
- // pointer where we write valid chars
- unsigned char* r = res;
-
- const unsigned char* str = reinterpret_cast<const unsigned char*>(original.c_str());
- std::bitset<20> codepoint;
-
- while (*str)
- {
- // 4 bytes: 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
- if ((str[0] & 0b11111000) == 0b11110000)
- {
- codepoint = ((str[0] & 0b00000111) << 18);
- codepoint |= ((str[1] & 0b00111111) << 12);
- codepoint |= ((str[2] & 0b00111111) << 6 );
- codepoint |= ((str[3] & 0b00111111) << 0 );
- if (codepoint.to_ulong() <= 0x10FFFF)
- {
- ::memcpy(r, str, 4);
- r += 4;
- }
- str += 4;
- }
- // 3 bytes: 1110xxx 10xxxxxx 10xxxxxx
- else if ((str[0] & 0b11110000) == 0b11100000)
- {
- codepoint = ((str[0] & 0b00001111) << 12);
- codepoint |= ((str[1] & 0b00111111) << 6);
- codepoint |= ((str[2] & 0b00111111) << 0 );
- if (codepoint.to_ulong() <= 0xD7FF ||
- (codepoint.to_ulong() >= 0xE000 && codepoint.to_ulong() <= 0xFFFD))
- {
- ::memcpy(r, str, 3);
- r += 3;
- }
- str += 3;
- }
- // 2 bytes: 110xxxxx 10xxxxxx
- else if (((str[0]) & 0b11100000) == 0b11000000)
- {
- // All 2 bytes char are valid, don't even bother calculating
- // the codepoint
- ::memcpy(r, str, 2);
- r += 2;
- str += 2;
- }
- // 1 byte: 0xxxxxxx
- else if ((str[0] & 0b10000000) == 0)
- {
- codepoint = ((str[0] & 0b01111111));
- if (codepoint.to_ulong() == 0x09 ||
- codepoint.to_ulong() == 0x0A ||
- codepoint.to_ulong() == 0x0D ||
- codepoint.to_ulong() >= 0x20)
- {
- ::memcpy(r, str, 1);
- r += 1;
- }
- str += 1;
- }
- else
- throw std::runtime_error("Invalid UTF-8 passed to remove_invalid_xml_chars");
- }
- return std::string(reinterpret_cast<char*>(res), r-res);
- }
-
- std::string convert_to_utf8(const std::string& str, const char* charset)
- {
- std::string res;
-
- const iconv_t cd = iconv_open("UTF-8", charset);
- if (cd == (iconv_t)-1)
- throw std::runtime_error("Cannot convert into UTF-8");
-
- // Make sure cd is always closed when we leave this function
- ScopeGuard sg([&]{ iconv_close(cd); });
-
- size_t inbytesleft = str.size();
-
- // iconv will not attempt to modify this buffer, but some plateform
- // require a char** anyway
-#ifdef ICONV_SECOND_ARGUMENT_IS_CONST
- const char* inbuf_ptr = str.c_str();
-#else
- char* inbuf_ptr = const_cast<char*>(str.c_str());
-#endif
-
- size_t outbytesleft = str.size() * 4;
- char* outbuf = new char[outbytesleft];
- char* outbuf_ptr = outbuf;
-
- // Make sure outbuf is always deleted when we leave this function
- sg.add_callback([&]{ delete[] outbuf; });
-
- bool done = false;
- while (done == false)
- {
- size_t error = iconv(cd, &inbuf_ptr, &inbytesleft, &outbuf_ptr, &outbytesleft);
- if ((size_t)-1 == error)
- {
- switch (errno)
- {
- case EILSEQ:
- // Invalid byte found. Insert a placeholder instead of the
- // converted character, jump one byte and continue
- memcpy(outbuf_ptr, invalid_char, invalid_char_len);
- outbuf_ptr += invalid_char_len;
- inbytesleft--;
- inbuf_ptr++;
- break;
- case EINVAL:
- // A multibyte sequence is not terminated, but we can't
- // provide any more data, so we just add a placeholder to
- // indicate that the character is not properly converted,
- // and we stop the conversion
- memcpy(outbuf_ptr, invalid_char, invalid_char_len);
- outbuf_ptr += invalid_char_len;
- outbuf_ptr++;
- done = true;
- break;
- case E2BIG:
- // This should never happen
- done = true;
- break;
- default:
- // This should happen even neverer
- done = true;
- break;
- }
- }
- else
- {
- // The conversion finished without any error, stop converting
- done = true;
- }
- }
- // Terminate the converted buffer, and copy that buffer it into the
- // string we return
- *outbuf_ptr = '\0';
- res = outbuf;
- return res;
- }
-
-}
-
diff --git a/src/utils/encoding.hpp b/src/utils/encoding.hpp
deleted file mode 100644
index a3bccfc..0000000
--- a/src/utils/encoding.hpp
+++ /dev/null
@@ -1,29 +0,0 @@
-#ifndef ENCODING_INCLUDED
-# define ENCODING_INCLUDED
-
-#include <string>
-
-namespace utils
-{
- /**
- * Returns true if the given null-terminated string is valid utf-8.
- *
- * Based on http://en.wikipedia.org/wiki/UTF-8#Description
- */
- bool is_valid_utf8(const char* s);
- /**
- * Remove all invalid codepoints from the given utf-8-encoded string.
- * The value returned is a copy of the string, without the removed chars.
- *
- * See http://www.w3.org/TR/xml/#charsets for the list of valid characters
- * in XML.
- */
- std::string remove_invalid_xml_chars(const std::string& original);
- /**
- * Convert the given string (encoded is "encoding") into valid utf-8.
- * If some decoding fails, insert an utf-8 placeholder character instead.
- */
- std::string convert_to_utf8(const std::string& str, const char* encoding);
-}
-
-#endif // ENCODING_INCLUDED
diff --git a/src/utils/reload.cpp b/src/utils/reload.cpp
deleted file mode 100644
index 6600c75..0000000
--- a/src/utils/reload.cpp
+++ /dev/null
@@ -1,13 +0,0 @@
-#include <config/config.hpp>
-#include <logger/logger.hpp>
-
-void reload_process()
-{
- // Closing the config will just force it to be reopened the next time
- // a configuration option is needed
- Config::close();
- // Destroy the logger instance, to be recreated the next time a log
- // line needs to be written
- Logger::instance().reset();
- log_debug("Configuration and logger reloaded.");
-}
diff --git a/src/utils/reload.hpp b/src/utils/reload.hpp
deleted file mode 100644
index 16d64f7..0000000
--- a/src/utils/reload.hpp
+++ /dev/null
@@ -1,10 +0,0 @@
-#ifndef RELOAD_HPP_INCLUDED
-#define RELOAD_HPP_INCLUDED
-
-/**
- * Reload the server's configuration, and close the logger (so that it
- * closes its files etc, to take into account the new configuration)
- */
-void reload_process();
-
-#endif /* RELOAD_HPP_INCLUDED */
diff --git a/src/utils/revstr.cpp b/src/utils/revstr.cpp
deleted file mode 100644
index 87fd801..0000000
--- a/src/utils/revstr.cpp
+++ /dev/null
@@ -1,9 +0,0 @@
-#include <utils/revstr.hpp>
-
-namespace utils
-{
- std::string revstr(const std::string& original)
- {
- return {original.rbegin(), original.rend()};
- }
-}
diff --git a/src/utils/revstr.hpp b/src/utils/revstr.hpp
deleted file mode 100644
index 27c9e3e..0000000
--- a/src/utils/revstr.hpp
+++ /dev/null
@@ -1,11 +0,0 @@
-#ifndef REVSTR_HPP_INCLUDED
-# define REVSTR_HPP_INCLUDED
-
-#include <string>
-
-namespace utils
-{
- std::string revstr(const std::string& original);
-}
-
-#endif // REVSTR_HPP_INCLUDED
diff --git a/src/utils/scopeguard.hpp b/src/utils/scopeguard.hpp
deleted file mode 100644
index df78831..0000000
--- a/src/utils/scopeguard.hpp
+++ /dev/null
@@ -1,89 +0,0 @@
-#ifndef SCOPEGUARD_HPP
-#define SCOPEGUARD_HPP
-
-#include <functional>
-#include <vector>
-
-/**
- * A class to be used to make sure some functions are called when the scope
- * is left, because they will be called in the ScopeGuard's destructor. It
- * can for example be used to delete some pointer whenever any exception is
- * called. Example:
-
- * {
- * ScopeGuard scope;
- * int* number = new int(2);
- * scope.add_callback([number]() { delete number; });
- * // Do some other stuff with the number. But these stuff might throw an exception:
- * throw std::runtime_error("Some error not caught here, but in our caller");
- * return true;
- * }
-
- * In this example, our pointer will always be deleted, even when the
- * exception is thrown. If we want the functions to be called only when the
- * scope is left because of an unexpected exception, we can use
- * ScopeGuard::disable();
- */
-
-namespace utils
-{
-
-class ScopeGuard
-{
-public:
- /**
- * The constructor can take a callback. But additional callbacks can be
- * added later with add_callback()
- */
- explicit ScopeGuard(std::function<void()>&& func):
- enabled(true)
- {
- this->add_callback(std::move(func));
- }
- /**
- * default constructor, the scope guard is enabled but empty, use
- * add_callback()
- */
- explicit ScopeGuard():
- enabled(true)
- {
- }
- /**
- * Call all callbacks in the desctructor, unless it has been disabled.
- */
- ~ScopeGuard()
- {
- if (this->enabled)
- for (auto& func: this->callbacks)
- func();
- }
- /**
- * Add a callback to be called in our destructor, one scope guard can be
- * used for more than one task, if needed.
- */
- void add_callback(std::function<void()>&& func)
- {
- this->callbacks.emplace_back(std::move(func));
- }
- /**
- * Disable that scope guard, nothing will be done when the scope is
- * exited.
- */
- void disable()
- {
- this->enabled = false;
- }
-
-private:
- bool enabled;
- std::vector<std::function<void()>> callbacks;
-
- ScopeGuard(const ScopeGuard&) = delete;
- ScopeGuard& operator=(ScopeGuard&&) = delete;
- ScopeGuard(ScopeGuard&&) = delete;
- ScopeGuard& operator=(const ScopeGuard&) = delete;
-};
-
-}
-
-#endif
diff --git a/src/utils/sha1.cpp b/src/utils/sha1.cpp
deleted file mode 100644
index 76476df..0000000
--- a/src/utils/sha1.cpp
+++ /dev/null
@@ -1,154 +0,0 @@
-/* This code is public-domain - it is based on libcrypt
- * placed in the public domain by Wei Dai and other contributors.
- */
-
-#include "sha1.hpp"
-
-#define SHA1_K0 0x5a827999
-#define SHA1_K20 0x6ed9eba1
-#define SHA1_K40 0x8f1bbcdc
-#define SHA1_K60 0xca62c1d6
-
-const uint8_t sha1InitState[] = {
- 0x01,0x23,0x45,0x67, // H0
- 0x89,0xab,0xcd,0xef, // H1
- 0xfe,0xdc,0xba,0x98, // H2
- 0x76,0x54,0x32,0x10, // H3
- 0xf0,0xe1,0xd2,0xc3 // H4
-};
-
-void sha1_init(sha1nfo *s) {
- memcpy(s->state.b,sha1InitState,HASH_LENGTH);
- s->byteCount = 0;
- s->bufferOffset = 0;
-}
-
-uint32_t sha1_rol32(uint32_t number, uint8_t bits) {
- return ((number << bits) | (number >> (32-bits)));
-}
-
-void sha1_hashBlock(sha1nfo *s) {
- uint8_t i;
- uint32_t a,b,c,d,e,t;
-
- a=s->state.w[0];
- b=s->state.w[1];
- c=s->state.w[2];
- d=s->state.w[3];
- e=s->state.w[4];
- for (i=0; i<80; i++) {
- if (i>=16) {
- t = s->buffer.w[(i+13)&15] ^ s->buffer.w[(i+8)&15] ^ s->buffer.w[(i+2)&15] ^ s->buffer.w[i&15];
- s->buffer.w[i&15] = sha1_rol32(t,1);
- }
- if (i<20) {
- t = (d ^ (b & (c ^ d))) + SHA1_K0;
- } else if (i<40) {
- t = (b ^ c ^ d) + SHA1_K20;
- } else if (i<60) {
- t = ((b & c) | (d & (b | c))) + SHA1_K40;
- } else {
- t = (b ^ c ^ d) + SHA1_K60;
- }
- t+=sha1_rol32(a,5) + e + s->buffer.w[i&15];
- e=d;
- d=c;
- c=sha1_rol32(b,30);
- b=a;
- a=t;
- }
- s->state.w[0] += a;
- s->state.w[1] += b;
- s->state.w[2] += c;
- s->state.w[3] += d;
- s->state.w[4] += e;
-}
-
-void sha1_addUncounted(sha1nfo *s, uint8_t data) {
- s->buffer.b[s->bufferOffset ^ 3] = data;
- s->bufferOffset++;
- if (s->bufferOffset == BLOCK_LENGTH) {
- sha1_hashBlock(s);
- s->bufferOffset = 0;
- }
-}
-
-void sha1_writebyte(sha1nfo *s, uint8_t data) {
- ++s->byteCount;
- sha1_addUncounted(s, data);
-}
-
-void sha1_write(sha1nfo *s, const char *data, size_t len) {
- for (;len--;) sha1_writebyte(s, (uint8_t) *data++);
-}
-
-void sha1_pad(sha1nfo *s) {
- // Implement SHA-1 padding (fips180-2 §5.1.1)
-
- // Pad with 0x80 followed by 0x00 until the end of the block
- sha1_addUncounted(s, 0x80);
- while (s->bufferOffset != 56) sha1_addUncounted(s, 0x00);
-
- // Append length in the last 8 bytes
- sha1_addUncounted(s, 0); // We're only using 32 bit lengths
- sha1_addUncounted(s, 0); // But SHA-1 supports 64 bit lengths
- sha1_addUncounted(s, 0); // So zero pad the top bits
- sha1_addUncounted(s, s->byteCount >> 29); // Shifting to multiply by 8
- sha1_addUncounted(s, s->byteCount >> 21); // as SHA-1 supports bitstreams as well as
- sha1_addUncounted(s, s->byteCount >> 13); // byte.
- sha1_addUncounted(s, s->byteCount >> 5);
- sha1_addUncounted(s, s->byteCount << 3);
-}
-
-uint8_t* sha1_result(sha1nfo *s) {
- int i;
- // Pad to complete the last block
- sha1_pad(s);
-
- // Swap byte order back
- for (i=0; i<5; i++) {
- uint32_t a,b;
- a=s->state.w[i];
- b=a<<24;
- b|=(a<<8) & 0x00ff0000;
- b|=(a>>8) & 0x0000ff00;
- b|=a>>24;
- s->state.w[i]=b;
- }
-
- // Return pointer to hash (20 characters)
- return s->state.b;
-}
-
-#define HMAC_IPAD 0x36
-#define HMAC_OPAD 0x5c
-
-void sha1_initHmac(sha1nfo *s, const uint8_t* key, int keyLength) {
- uint8_t i;
- memset(s->keyBuffer, 0, BLOCK_LENGTH);
- if (keyLength > BLOCK_LENGTH) {
- // Hash long keys
- sha1_init(s);
- for (;keyLength--;) sha1_writebyte(s, *key++);
- memcpy(s->keyBuffer, sha1_result(s), HASH_LENGTH);
- } else {
- // Block length keys are used as is
- memcpy(s->keyBuffer, key, keyLength);
- }
- // Start inner hash
- sha1_init(s);
- for (i=0; i<BLOCK_LENGTH; i++) {
- sha1_writebyte(s, s->keyBuffer[i] ^ HMAC_IPAD);
- }
-}
-
-uint8_t* sha1_resultHmac(sha1nfo *s) {
- uint8_t i;
- // Complete inner hash
- memcpy(s->innerHash,sha1_result(s),HASH_LENGTH);
- // Calculate outer hash
- sha1_init(s);
- for (i=0; i<BLOCK_LENGTH; i++) sha1_writebyte(s, s->keyBuffer[i] ^ HMAC_OPAD);
- for (i=0; i<HASH_LENGTH; i++) sha1_writebyte(s, s->innerHash[i]);
- return sha1_result(s);
-}
diff --git a/src/utils/sha1.hpp b/src/utils/sha1.hpp
deleted file mode 100644
index d02de75..0000000
--- a/src/utils/sha1.hpp
+++ /dev/null
@@ -1,35 +0,0 @@
-/* This code is public-domain - it is based on libcrypt
- * placed in the public domain by Wei Dai and other contributors.
- */
-
-#include <stdint.h>
-#include <string.h>
-
-#define HASH_LENGTH 20
-#define BLOCK_LENGTH 64
-
-union _buffer {
- uint8_t b[BLOCK_LENGTH];
- uint32_t w[BLOCK_LENGTH/4];
-};
-
-union _state {
- uint8_t b[HASH_LENGTH];
- uint32_t w[HASH_LENGTH/4];
-};
-
-typedef struct sha1nfo {
- union _buffer buffer;
- uint8_t bufferOffset;
- union _state state;
- uint32_t byteCount;
- uint8_t keyBuffer[BLOCK_LENGTH];
- uint8_t innerHash[HASH_LENGTH];
-} sha1nfo;
-
-void sha1_init(sha1nfo *s);
-void sha1_writebyte(sha1nfo *s, uint8_t data);
-void sha1_write(sha1nfo *s, const char *data, size_t len);
-uint8_t* sha1_result(sha1nfo *s);
-void sha1_initHmac(sha1nfo *s, const uint8_t* key, int keyLength);
-uint8_t* sha1_resultHmac(sha1nfo *s);
diff --git a/src/utils/split.cpp b/src/utils/split.cpp
deleted file mode 100644
index afe4300..0000000
--- a/src/utils/split.cpp
+++ /dev/null
@@ -1,18 +0,0 @@
-#include <utils/split.hpp>
-
-namespace utils
-{
- std::vector<std::string> split(const std::string& s, const char delim, const bool allow_empty)
- {
- std::vector<std::string> ret;
- std::stringstream ss(s);
- std::string item;
- while (std::getline(ss, item, delim))
- {
- if (item.empty() && !allow_empty)
- continue ;
- ret.emplace_back(std::move(item));
- }
- return ret;
- }
-}
diff --git a/src/utils/split.hpp b/src/utils/split.hpp
deleted file mode 100644
index 9fee90a..0000000
--- a/src/utils/split.hpp
+++ /dev/null
@@ -1,13 +0,0 @@
-#ifndef SPLIT_INCLUDED
-# define SPLIT_INCLUDED
-
-#include <string>
-#include <sstream>
-#include <vector>
-
-namespace utils
-{
- std::vector<std::string> split(const std::string &s, const char delim, const bool allow_empty=true);
-}
-
-#endif // SPLIT_INCLUDED
diff --git a/src/utils/timed_events.cpp b/src/utils/timed_events.cpp
deleted file mode 100644
index 5010a3f..0000000
--- a/src/utils/timed_events.cpp
+++ /dev/null
@@ -1,62 +0,0 @@
-#include <utils/timed_events.hpp>
-
-TimedEvent::TimedEvent(std::chrono::steady_clock::time_point&& time_point,
- std::function<void()> callback, const std::string& name):
- time_point(std::move(time_point)),
- callback(callback),
- repeat(false),
- repeat_delay(0),
- name(name)
-{
-}
-
-TimedEvent::TimedEvent(std::chrono::milliseconds&& duration,
- std::function<void()> callback, const std::string& name):
- time_point(std::chrono::steady_clock::now() + duration),
- callback(callback),
- repeat(true),
- repeat_delay(std::move(duration)),
- name(name)
-{
-}
-
-TimedEvent::TimedEvent(TimedEvent&& other):
- time_point(std::move(other.time_point)),
- callback(std::move(other.callback)),
- repeat(other.repeat),
- repeat_delay(std::move(other.repeat_delay)),
- name(std::move(other.name))
-{
-}
-
-TimedEvent::~TimedEvent()
-{
-}
-
-bool TimedEvent::is_after(const TimedEvent& other) const
-{
- return this->is_after(other.time_point);
-}
-
-bool TimedEvent::is_after(const std::chrono::steady_clock::time_point& time_point) const
-{
- return this->time_point >= time_point;
-}
-
-std::chrono::milliseconds TimedEvent::get_timeout() const
-{
- auto now = std::chrono::steady_clock::now();
- if (now > this->time_point)
- return std::chrono::milliseconds(0);
- return std::chrono::duration_cast<std::chrono::milliseconds>(this->time_point - now);
-}
-
-void TimedEvent::execute()
-{
- this->callback();
-}
-
-const std::string& TimedEvent::get_name() const
-{
- return this->name;
-}
diff --git a/src/utils/timed_events.hpp b/src/utils/timed_events.hpp
deleted file mode 100644
index 4e2800c..0000000
--- a/src/utils/timed_events.hpp
+++ /dev/null
@@ -1,132 +0,0 @@
-#ifndef TIMED_EVENTS_HPP
-# define TIMED_EVENTS_HPP
-
-#include <functional>
-#include <string>
-#include <chrono>
-#include <list>
-
-using namespace std::literals::chrono_literals;
-
-namespace utils {
-static constexpr std::chrono::milliseconds no_timeout = std::chrono::milliseconds(-1);
-}
-
-class TimedEventsManager;
-
-/**
- * A callback with an associated date.
- */
-
-class TimedEvent
-{
- friend class TimedEventsManager;
-public:
- /**
- * An event the occurs only once, at the given time_point
- */
- explicit TimedEvent(std::chrono::steady_clock::time_point&& time_point,
- std::function<void()> callback, const std::string& name="");
- explicit TimedEvent(std::chrono::milliseconds&& duration,
- std::function<void()> callback, const std::string& name="");
-
- explicit TimedEvent(TimedEvent&&);
- ~TimedEvent();
- /**
- * Whether or not this event happens after the other one.
- */
- bool is_after(const TimedEvent& other) const;
- bool is_after(const std::chrono::steady_clock::time_point& time_point) const;
- /**
- * Return the duration difference between now and the event time point.
- * If the difference would be negative (i.e. the event is expired), the
- * returned value is 0 instead. The value cannot then be negative.
- */
- std::chrono::milliseconds get_timeout() const;
- void execute();
- const std::string& get_name() const;
-
-private:
- /**
- * The next time point at which the event is executed.
- */
- std::chrono::steady_clock::time_point time_point;
- /**
- * The function to execute.
- */
- const std::function<void()> callback;
- /**
- * Whether or not this events repeats itself until it is destroyed.
- */
- const bool repeat;
- /**
- * This value is added to the time_point each time the event is executed,
- * if repeat is true. Otherwise it is ignored.
- */
- const std::chrono::milliseconds repeat_delay;
- /**
- * A name that is used to identify that event. If you want to find your
- * event (for example if you want to cancel it), the name should be
- * unique.
- */
- const std::string name;
-
- TimedEvent(const TimedEvent&) = delete;
- TimedEvent& operator=(const TimedEvent&) = delete;
- TimedEvent& operator=(TimedEvent&&) = delete;
-};
-
-/**
- * A class managing a list of TimedEvents.
- * They are sorted, new events can be added, removed, fetch, etc.
- */
-
-class TimedEventsManager
-{
-public:
- ~TimedEventsManager();
- /**
- * Return the unique instance of this class
- */
- static TimedEventsManager& instance();
- /**
- * Add an event to the list of managed events. The list is sorted after
- * this call.
- */
- void add_event(TimedEvent&& event);
- /**
- * Returns the duration, in milliseconds, between now and the next
- * available event. If the event is already expired (the duration is
- * negative), 0 is returned instead (as in “it's not too late, execute it
- * now”)
- * Returns a negative value if no event is available.
- */
- std::chrono::milliseconds get_timeout() const;
- /**
- * Execute all the expired events (if their expiration time is exactly
- * now, or before now). The event is then removed from the list. If the
- * event does repeat, its expiration time is updated and it is reinserted
- * in the list at the correct position.
- * Returns the number of executed events.
- */
- std::size_t execute_expired_events();
- /**
- * Remove (and thus cancel) all the timed events with the given name.
- * Returns the number of canceled events.
- */
- std::size_t cancel(const std::string& name);
- /**
- * Return the number of managed events.
- */
- std::size_t size() const;
-
-private:
- explicit TimedEventsManager();
- std::list<TimedEvent> events;
- TimedEventsManager(const TimedEventsManager&) = delete;
- TimedEventsManager(TimedEventsManager&&) = delete;
- TimedEventsManager& operator=(const TimedEventsManager&) = delete;
- TimedEventsManager& operator=(TimedEventsManager&&) = delete;
-};
-
-#endif // TIMED_EVENTS_HPP
diff --git a/src/utils/timed_events_manager.cpp b/src/utils/timed_events_manager.cpp
deleted file mode 100644
index 2c75e48..0000000
--- a/src/utils/timed_events_manager.cpp
+++ /dev/null
@@ -1,81 +0,0 @@
-#include <utils/timed_events.hpp>
-
-TimedEventsManager& TimedEventsManager::instance()
-{
- static TimedEventsManager inst;
- return inst;
-}
-
-TimedEventsManager::TimedEventsManager()
-{
-}
-
-TimedEventsManager::~TimedEventsManager()
-{
-}
-
-void TimedEventsManager::add_event(TimedEvent&& event)
-{
- for (auto it = this->events.begin(); it != this->events.end(); ++it)
- {
- if (it->is_after(event))
- {
- this->events.emplace(it, std::move(event));
- return;
- }
- }
- this->events.emplace_back(std::move(event));
-}
-
-std::chrono::milliseconds TimedEventsManager::get_timeout() const
-{
- if (this->events.empty())
- return utils::no_timeout;
- return this->events.front().get_timeout() + std::chrono::milliseconds(1);
-}
-
-std::size_t TimedEventsManager::execute_expired_events()
-{
- std::size_t count = 0;
- const auto now = std::chrono::steady_clock::now();
- for (auto it = this->events.begin(); it != this->events.end();)
- {
- if (!it->is_after(now))
- {
- TimedEvent copy(std::move(*it));
- it = this->events.erase(it);
- ++count;
- copy.execute();
- if (copy.repeat)
- {
- copy.time_point += copy.repeat_delay;
- this->add_event(std::move(copy));
- }
- continue;
- }
- else
- break;
- }
- return count;
-}
-
-std::size_t TimedEventsManager::cancel(const std::string& name)
-{
- std::size_t res = 0;
- for (auto it = this->events.begin(); it != this->events.end();)
- {
- if (it->get_name() == name)
- {
- it = this->events.erase(it);
- res++;
- }
- else
- ++it;
- }
- return res;
-}
-
-std::size_t TimedEventsManager::size() const
-{
- return this->events.size();
-}
diff --git a/src/utils/tolower.cpp b/src/utils/tolower.cpp
deleted file mode 100644
index 3e518bd..0000000
--- a/src/utils/tolower.cpp
+++ /dev/null
@@ -1,13 +0,0 @@
-#include <utils/tolower.hpp>
-
-namespace utils
-{
- std::string tolower(const std::string& original)
- {
- std::string res;
- res.reserve(original.size());
- for (const char c: original)
- res += static_cast<char>(std::tolower(c));
- return res;
- }
-}
diff --git a/src/utils/tolower.hpp b/src/utils/tolower.hpp
deleted file mode 100644
index 0019182..0000000
--- a/src/utils/tolower.hpp
+++ /dev/null
@@ -1,11 +0,0 @@
-#ifndef TOLOWER_INCLUDED
-# define TOLOWER_INCLUDED
-
-#include <string>
-
-namespace utils
-{
- std::string tolower(const std::string& original);
-}
-
-#endif // SPLIT_INCLUDED
diff --git a/src/xmpp/adhoc_command.cpp b/src/xmpp/adhoc_command.cpp
index c4e8a44..ba20eba 100644
--- a/src/xmpp/adhoc_command.cpp
+++ b/src/xmpp/adhoc_command.cpp
@@ -1,5 +1,5 @@
#include <xmpp/adhoc_command.hpp>
-#include <xmpp/xmpp_component.hpp>
+#include <xmpp/biboumi_component.hpp>
#include <bridge/bridge.hpp>
@@ -98,6 +98,8 @@ void HelloStep2(XmppComponent*, AdhocSession& session, XmlNode& command_node)
void DisconnectUserStep1(XmppComponent* xmpp_component, AdhocSession&, XmlNode& command_node)
{
+ auto biboumi_component = static_cast<BiboumiComponent*>(xmpp_component);
+
XmlNode x("jabber:x:data:x");
x["type"] = "form";
XmlNode title("title");
@@ -115,7 +117,7 @@ void DisconnectUserStep1(XmppComponent* xmpp_component, AdhocSession&, XmlNode&
XmlNode required("required");
required.close();
jids_field.add_child(std::move(required));
- for (Bridge* bridge: xmpp_component->get_bridges())
+ for (Bridge* bridge: biboumi_component->get_bridges())
{
XmlNode option("option");
option["label"] = bridge->get_jid();
@@ -145,6 +147,8 @@ void DisconnectUserStep1(XmppComponent* xmpp_component, AdhocSession&, XmlNode&
void DisconnectUserStep2(XmppComponent* xmpp_component, AdhocSession& session, XmlNode& command_node)
{
+ auto biboumi_component = static_cast<BiboumiComponent*>(xmpp_component);
+
// Find out if the jids, and the quit message are provided in the form.
std::string quit_message;
XmlNode* x = command_node.get_child("x", "jabber:x:data");
@@ -168,7 +172,7 @@ void DisconnectUserStep2(XmppComponent* xmpp_component, AdhocSession& session, X
std::size_t num = 0;
for (XmlNode* value: jids_field->get_children("value", "jabber:x:data"))
{
- Bridge* bridge = xmpp_component->find_user_bridge(value->get_inner());
+ Bridge* bridge = biboumi_component->find_user_bridge(value->get_inner());
if (bridge)
{
bridge->shutdown(quit_message);
diff --git a/src/xmpp/adhoc_commands_handler.cpp b/src/xmpp/adhoc_commands_handler.cpp
deleted file mode 100644
index def1dcb..0000000
--- a/src/xmpp/adhoc_commands_handler.cpp
+++ /dev/null
@@ -1,143 +0,0 @@
-#include <xmpp/adhoc_commands_handler.hpp>
-#include <xmpp/xmpp_component.hpp>
-
-#include <utils/timed_events.hpp>
-#include <logger/logger.hpp>
-#include <config/config.hpp>
-#include <xmpp/jid.hpp>
-
-#include <iostream>
-
-using namespace std::string_literals;
-
-AdhocCommandsHandler::AdhocCommandsHandler(XmppComponent* xmpp_component):
- xmpp_component(xmpp_component),
- commands{
- {"ping", AdhocCommand({&PingStep1}, "Do a ping", false)},
- {"hello", AdhocCommand({&HelloStep1, &HelloStep2}, "Receive a custom greeting", false)},
- {"disconnect-user", AdhocCommand({&DisconnectUserStep1, &DisconnectUserStep2}, "Disconnect a user from the gateway", true)},
- {"reload", AdhocCommand({&Reload}, "Reload biboumi’s configuration", true)}
- }
-{
-}
-
-AdhocCommandsHandler::~AdhocCommandsHandler()
-{
-}
-
-const std::map<const std::string, const AdhocCommand>& AdhocCommandsHandler::get_commands() const
-{
- return this->commands;
-}
-
-XmlNode AdhocCommandsHandler::handle_request(const std::string& executor_jid, XmlNode command_node)
-{
- std::string action = command_node.get_tag("action");
- if (action.empty())
- action = "execute";
- command_node.del_tag("action");
-
- Jid jid(executor_jid);
-
- const std::string node = command_node.get_tag("node");
- auto command_it = this->commands.find(node);
- if (command_it == this->commands.end())
- {
- XmlNode error(ADHOC_NS":error");
- error["type"] = "cancel";
- XmlNode condition(STANZA_NS":item-not-found");
- condition.close();
- error.add_child(std::move(condition));
- error.close();
- command_node.add_child(std::move(error));
- }
- else if (command_it->second.is_admin_only() &&
- Config::get("admin", "") != jid.local + "@" + jid.domain)
- {
- XmlNode error(ADHOC_NS":error");
- error["type"] = "cancel";
- XmlNode condition(STANZA_NS":forbidden");
- condition.close();
- error.add_child(std::move(condition));
- error.close();
- command_node.add_child(std::move(error));
- }
- else
- {
- std::string sessionid = command_node.get_tag("sessionid");
- if (sessionid.empty())
- { // create a new session, with a new id
- sessionid = XmppComponent::next_id();
- command_node["sessionid"] = sessionid;
- this->sessions.emplace(std::piecewise_construct,
- std::forward_as_tuple(sessionid, executor_jid),
- std::forward_as_tuple(command_it->second, executor_jid));
- TimedEventsManager::instance().add_event(TimedEvent(std::chrono::steady_clock::now() + 3600s,
- std::bind(&AdhocCommandsHandler::remove_session, this, sessionid, executor_jid),
- "adhocsession"s + sessionid + executor_jid));
- }
- auto session_it = this->sessions.find(std::make_pair(sessionid, executor_jid));
- if (session_it == this->sessions.end())
- {
- XmlNode error(ADHOC_NS":error");
- error["type"] = "modify";
- XmlNode condition(STANZA_NS":bad-request");
- condition.close();
- error.add_child(std::move(condition));
- error.close();
- command_node.add_child(std::move(error));
- }
- else if (action == "execute" || action == "next" || action == "complete")
- {
- // execute the step
- AdhocSession& session = session_it->second;
- const AdhocStep& step = session.get_next_step();
- step(this->xmpp_component, session, command_node);
- if (session.remaining_steps() == 0 ||
- session.is_terminated())
- {
- this->sessions.erase(session_it);
- command_node["status"] = "completed";
- TimedEventsManager::instance().cancel("adhocsession"s + sessionid + executor_jid);
- }
- else
- {
- command_node["status"] = "executing";
- XmlNode actions("actions");
- XmlNode next("next");
- next.close();
- actions.add_child(std::move(next));
- actions.close();
- command_node.add_child(std::move(actions));
- }
- }
- else if (action == "cancel")
- {
- this->sessions.erase(session_it);
- command_node["status"] = "canceled";
- TimedEventsManager::instance().cancel("adhocsession"s + sessionid + executor_jid);
- }
- else // unsupported action
- {
- XmlNode error(ADHOC_NS":error");
- error["type"] = "modify";
- XmlNode condition(STANZA_NS":bad-request");
- condition.close();
- error.add_child(std::move(condition));
- error.close();
- command_node.add_child(std::move(error));
- }
- }
- return command_node;
-}
-
-void AdhocCommandsHandler::remove_session(const std::string& session_id, const std::string& initiator_jid)
-{
- auto session_it = this->sessions.find(std::make_pair(session_id, initiator_jid));
- if (session_it != this->sessions.end())
- {
- this->sessions.erase(session_it);
- return ;
- }
- log_error("Tried to remove ad-hoc session for [" << session_id << ", " << initiator_jid << "] but none found");
-}
diff --git a/src/xmpp/adhoc_commands_handler.hpp b/src/xmpp/adhoc_commands_handler.hpp
deleted file mode 100644
index 7ddad47..0000000
--- a/src/xmpp/adhoc_commands_handler.hpp
+++ /dev/null
@@ -1,69 +0,0 @@
-#ifndef ADHOC_COMMANDS_HANDLER_HPP
-# define ADHOC_COMMANDS_HANDLER_HPP
-
-/**
- * Manage a list of available AdhocCommands and the list of ongoing
- * AdhocCommandSessions.
- */
-
-#include <xmpp/adhoc_command.hpp>
-#include <xmpp/xmpp_stanza.hpp>
-
-#include <utility>
-#include <string>
-#include <map>
-
-class XmppComponent;
-
-class AdhocCommandsHandler
-{
-public:
- explicit AdhocCommandsHandler(XmppComponent* xmpp_component);
- ~AdhocCommandsHandler();
- /**
- * Returns the list of available commands.
- */
- const std::map<const std::string, const AdhocCommand>& get_commands() const;
- /**
- * Find the requested command, create a new session or use an existing
- * one, and process the request (provide a new form, an error, or a
- * result).
- *
- * Returns a (moved) XmlNode that will be inserted in the iq response. It
- * should be a <command/> node containing one or more useful children. If
- * it contains an <error/> node, the iq response will have an error type.
- *
- * Takes a copy of the <command/> node so we can actually edit it and use
- * it as our return value.
- */
- XmlNode handle_request(const std::string& executor_jid, XmlNode command_node);
- /**
- * Remove the session from the list. This is done to avoid filling the
- * memory with waiting session (for example due to a client that starts
- * multi-steps command but never finishes them).
- */
- void remove_session(const std::string& session_id, const std::string& initiator_jid);
-private:
- /**
- * A pointer to the XmppComponent, to access to basically anything in the
- * gateway.
- */
- XmppComponent* xmpp_component;
- /**
- * The list of all available commands.
- */
- const std::map<const std::string, const AdhocCommand> commands;
- /**
- * The list of all currently on-going commands.
- *
- * Of the form: {{session_id, owner_jid}, session}.
- */
- std::map<std::pair<const std::string, const std::string>, AdhocSession> sessions;
-
- AdhocCommandsHandler(const AdhocCommandsHandler&) = delete;
- AdhocCommandsHandler(AdhocCommandsHandler&&) = delete;
- AdhocCommandsHandler& operator=(const AdhocCommandsHandler&) = delete;
- AdhocCommandsHandler& operator=(AdhocCommandsHandler&&) = delete;
-};
-
-#endif // ADHOC_COMMANDS_HANDLER_HPP
diff --git a/src/xmpp/adhoc_session.cpp b/src/xmpp/adhoc_session.cpp
deleted file mode 100644
index fc60bb7..0000000
--- a/src/xmpp/adhoc_session.cpp
+++ /dev/null
@@ -1,37 +0,0 @@
-#include <xmpp/adhoc_session.hpp>
-#include <xmpp/adhoc_command.hpp>
-
-#include <assert.h>
-
-AdhocSession::AdhocSession(const AdhocCommand& command, const std::string& jid):
- command(command),
- owner_jid(jid),
- current_step(0),
- terminated(false)
-{
-}
-
-AdhocSession::~AdhocSession()
-{
-}
-
-const AdhocStep& AdhocSession::get_next_step()
-{
- assert(this->current_step < this->command.callbacks.size());
- return this->command.callbacks[this->current_step++];
-}
-
-size_t AdhocSession::remaining_steps() const
-{
- return this->command.callbacks.size() - this->current_step;
-}
-
-bool AdhocSession::is_terminated() const
-{
- return this->terminated;
-}
-
-void AdhocSession::terminate()
-{
- this->terminated = true;
-}
diff --git a/src/xmpp/adhoc_session.hpp b/src/xmpp/adhoc_session.hpp
deleted file mode 100644
index ddfb2fe..0000000
--- a/src/xmpp/adhoc_session.hpp
+++ /dev/null
@@ -1,70 +0,0 @@
-#ifndef ADHOC_SESSION_HPP
-# define ADHOC_SESSION_HPP
-
-#include <xmpp/xmpp_stanza.hpp>
-
-#include <functional>
-#include <string>
-
-class XmppComponent;
-
-class AdhocCommand;
-class AdhocSession;
-
-/**
- * A function executed as an ad-hoc command step. It takes a <command/>
- * XmlNode and modifies it accordingly (inserting for example an <error/>
- * node, or a data form…).
- * TODO fix this:
- * It also must call one of step_passed(), cancel() etc on the AdhocSession object.
- */
-typedef std::function<void(XmppComponent*, AdhocSession&, XmlNode&)> AdhocStep;
-
-class AdhocSession
-{
-public:
- explicit AdhocSession(const AdhocCommand& command, const std::string& jid);
- ~AdhocSession();
- /**
- * Return the function to be executed, found in our AdhocCommand, for the
- * current_step. And increment the current_step.
- */
- const AdhocStep& get_next_step();
- /**
- * Return the number of remaining steps.
- */
- size_t remaining_steps() const;
- /**
- * This may be modified by an AdhocStep, to indicate that this session
- * should no longer exist, because we encountered an error, and we can't
- * execute any more step of it.
- */
- void terminate();
- bool is_terminated() const;
-
-private:
- /**
- * A reference of the command concerned by this session. Used for example
- * to get the next step of that command, things like that.
- */
- const AdhocCommand& command;
- /**
- * The full JID of the XMPP user that created this session by executing
- * the first step of a command. Only that JID must be allowed to access
- * this session.
- */
- const std::string& owner_jid;
- /**
- * The current step we are at. It starts at zero. It is used to index the
- * associated AdhocCommand::callbacks vector.
- */
- size_t current_step;
- bool terminated;
-
- AdhocSession(const AdhocSession&) = delete;
- AdhocSession(AdhocSession&&) = delete;
- AdhocSession& operator=(const AdhocSession&) = delete;
- AdhocSession& operator=(AdhocSession&&) = delete;
-};
-
-#endif // ADHOC_SESSION_HPP
diff --git a/src/xmpp/biboumi_component.cpp b/src/xmpp/biboumi_component.cpp
new file mode 100644
index 0000000..2ecf247
--- /dev/null
+++ b/src/xmpp/biboumi_component.cpp
@@ -0,0 +1,568 @@
+#include <xmpp/biboumi_component.hpp>
+
+#include <utils/timed_events.hpp>
+#include <utils/scopeguard.hpp>
+#include <utils/tolower.hpp>
+#include <logger/logger.hpp>
+#include <xmpp/adhoc_command.hpp>
+#include <bridge/list_element.hpp>
+#include <config/config.hpp>
+#include <xmpp/jid.hpp>
+#include <utils/sha1.hpp>
+
+#include <stdexcept>
+#include <iostream>
+
+#include <stdio.h>
+
+#include <louloulibs.h>
+
+#include <uuid.h>
+
+#ifdef SYSTEMD_FOUND
+# include <systemd/sd-daemon.h>
+#endif
+
+using namespace std::string_literals;
+
+static std::set<std::string> kickable_errors{
+ "gone",
+ "internal-server-error",
+ "item-not-found",
+ "jid-malformed",
+ "recipient-unavailable",
+ "redirect",
+ "remote-server-not-found",
+ "remote-server-timeout",
+ "service-unavailable",
+ "malformed-error"
+ };
+
+
+BiboumiComponent::BiboumiComponent(std::shared_ptr<Poller> poller, const std::string& hostname, const std::string& secret):
+ XmppComponent(poller, hostname, secret)
+{
+ this->stanza_handlers.emplace("presence",
+ std::bind(&BiboumiComponent::handle_presence, this,std::placeholders::_1));
+ this->stanza_handlers.emplace("message",
+ std::bind(&BiboumiComponent::handle_message, this,std::placeholders::_1));
+ this->stanza_handlers.emplace("iq",
+ std::bind(&BiboumiComponent::handle_iq, this,std::placeholders::_1));
+
+ this->adhoc_commands_handler.get_commands()= {
+ {"ping", AdhocCommand({&PingStep1}, "Do a ping", false)},
+ {"hello", AdhocCommand({&HelloStep1, &HelloStep2}, "Receive a custom greeting", false)},
+ {"disconnect-user", AdhocCommand({&DisconnectUserStep1, &DisconnectUserStep2}, "Disconnect a user from the gateway", true)},
+ {"reload", AdhocCommand({&Reload}, "Reload biboumi’s configuration", true)}
+ };
+}
+
+void BiboumiComponent::shutdown()
+{
+ for (auto it = this->bridges.begin(); it != this->bridges.end(); ++it)
+ {
+ it->second->shutdown("Gateway shutdown");
+ }
+}
+
+void BiboumiComponent::clean()
+{
+ auto it = this->bridges.begin();
+ while (it != this->bridges.end())
+ {
+ it->second->clean();
+ if (it->second->active_clients() == 0)
+ it = this->bridges.erase(it);
+ else
+ ++it;
+ }
+}
+
+void BiboumiComponent::handle_presence(const Stanza& stanza)
+{
+ std::string from = stanza.get_tag("from");
+ std::string id = stanza.get_tag("id");
+ std::string to_str = stanza.get_tag("to");
+ std::string type = stanza.get_tag("type");
+
+ // Check for mandatory tags
+ if (from.empty())
+ {
+ log_warning("Received an invalid presence stanza: tag 'from' is missing.");
+ return;
+ }
+ if (to_str.empty())
+ {
+ this->send_stanza_error("presence", from, this->served_hostname, id,
+ "modify", "bad-request", "Missing 'to' tag");
+ return;
+ }
+
+ Bridge* bridge = this->get_user_bridge(from);
+ Jid to(to_str);
+ Iid iid(to.local);
+
+ // An error stanza is sent whenever we exit this function without
+ // disabling this scopeguard. If error_type and error_name are not
+ // changed, the error signaled is internal-server-error. Change their
+ // value to signal an other kind of error. For example
+ // feature-not-implemented, etc. Any non-error process should reach the
+ // stanza_error.disable() call at the end of the function.
+ std::string error_type("cancel");
+ std::string error_name("internal-server-error");
+ utils::ScopeGuard stanza_error([&](){
+ this->send_stanza_error("presence", from, to_str, id,
+ error_type, error_name, "");
+ });
+
+ if (iid.is_channel && !iid.get_server().empty())
+ { // presence toward a MUC that corresponds to an irc channel, or a
+ // dummy channel if iid.chan is empty
+ if (type.empty())
+ {
+ const std::string own_nick = bridge->get_own_nick(iid);
+ if (!own_nick.empty() && own_nick != to.resource)
+ bridge->send_irc_nick_change(iid, to.resource);
+ XmlNode* x = stanza.get_child("x", MUC_NS);
+ XmlNode* password = x ? x->get_child("password", MUC_NS): nullptr;
+ bridge->join_irc_channel(iid, to.resource,
+ password ? password->get_inner() : "");
+ }
+ else if (type == "unavailable")
+ {
+ XmlNode* status = stanza.get_child("status", COMPONENT_NS);
+ bridge->leave_irc_channel(std::move(iid), status ? std::move(status->get_inner()) : "");
+ }
+ }
+ else
+ {
+ // An user wants to join an invalid IRC channel, return a presence error to him
+ if (type.empty())
+ this->send_invalid_room_error(to.local, to.resource, from);
+ }
+ stanza_error.disable();
+}
+
+void BiboumiComponent::handle_message(const Stanza& stanza)
+{
+ std::string from = stanza.get_tag("from");
+ std::string id = stanza.get_tag("id");
+ std::string to_str = stanza.get_tag("to");
+ std::string type = stanza.get_tag("type");
+
+ if (from.empty())
+ return;
+ if (type.empty())
+ type = "normal";
+ Bridge* bridge = this->get_user_bridge(from);
+ Jid to(to_str);
+ Iid iid(to.local);
+
+ std::string error_type("cancel");
+ std::string error_name("internal-server-error");
+ utils::ScopeGuard stanza_error([&](){
+ this->send_stanza_error("message", from, to_str, id,
+ error_type, error_name, "");
+ });
+ XmlNode* body = stanza.get_child("body", COMPONENT_NS);
+ if (type == "groupchat" && iid.is_channel)
+ {
+ if (body && !body->get_inner().empty())
+ {
+ bridge->send_channel_message(iid, body->get_inner());
+ }
+ XmlNode* subject = stanza.get_child("subject", COMPONENT_NS);
+ if (subject)
+ bridge->set_channel_topic(iid, subject->get_inner());
+ }
+ else if (type == "error")
+ {
+ const XmlNode* error = stanza.get_child("error", COMPONENT_NS);
+ // Only a set of errors are considered “fatal”. If we encounter one of
+ // them, we purge (we disconnect the user from all the IRC servers).
+ // We consider this to be true, unless the error condition is
+ // specified and is not in the kickable_errors set
+ bool kickable_error = true;
+ if (error && error->has_children())
+ {
+ const XmlNode* condition = error->get_last_child();
+ if (kickable_errors.find(condition->get_name()) == kickable_errors.end())
+ kickable_error = false;
+ }
+ if (kickable_error)
+ bridge->shutdown("Error from remote client");
+ }
+ else if (type == "chat")
+ {
+ if (body && !body->get_inner().empty())
+ {
+ // a message for nick!server
+ if (iid.is_user && !iid.get_local().empty())
+ {
+ bridge->send_private_message(iid, body->get_inner());
+ bridge->remove_preferred_from_jid(iid.get_local());
+ }
+ else if (!iid.is_user && !to.resource.empty())
+ { // a message for chan%server@biboumi/Nick or
+ // server@biboumi/Nick
+ // Convert that into a message to nick!server
+ Iid user_iid(utils::tolower(to.resource) + "!" + iid.get_server());
+ bridge->send_private_message(user_iid, body->get_inner());
+ bridge->set_preferred_from_jid(user_iid.get_local(), to_str);
+ }
+ }
+ }
+ else if (iid.is_user)
+ this->send_invalid_user_error(to.local, from);
+ stanza_error.disable();
+}
+
+// We MUST return an iq, whatever happens, except if the type is
+// "result".
+// To do this, we use a scopeguard. If an exception is raised somewhere, an
+// iq of type error "internal-server-error" is sent. If we handle the
+// request properly (by calling a function that registers an iq to be sent
+// later, or that directly sends an iq), we disable the ScopeGuard. If we
+// reach the end of the function without having disabled the scopeguard, we
+// send a "feature-not-implemented" iq as a result. If an other kind of
+// error is found (for example the feature is implemented in biboumi, but
+// the request is missing some attribute) we can just change the values of
+// error_type and error_name and return from the function (without disabling
+// the scopeguard); an iq error will be sent
+void BiboumiComponent::handle_iq(const Stanza& stanza)
+{
+ std::string id = stanza.get_tag("id");
+ std::string from = stanza.get_tag("from");
+ std::string to_str = stanza.get_tag("to");
+ std::string type = stanza.get_tag("type");
+
+ if (from.empty())
+ return;
+ if (id.empty() || to_str.empty() || type.empty())
+ {
+ this->send_stanza_error("iq", from, this->served_hostname, id,
+ "modify", "bad-request", "");
+ return;
+ }
+
+ Bridge* bridge = this->get_user_bridge(from);
+ Jid to(to_str);
+
+ // These two values will be used in the error iq sent if we don't disable
+ // the scopeguard.
+ std::string error_type("cancel");
+ std::string error_name("internal-server-error");
+ utils::ScopeGuard stanza_error([&](){
+ this->send_stanza_error("iq", from, to_str, id,
+ error_type, error_name, "");
+ });
+ if (type == "set")
+ {
+ XmlNode* query;
+ if ((query = stanza.get_child("query", MUC_ADMIN_NS)))
+ {
+ const XmlNode* child = query->get_child("item", MUC_ADMIN_NS);
+ if (child)
+ {
+ std::string nick = child->get_tag("nick");
+ std::string role = child->get_tag("role");
+ std::string affiliation = child->get_tag("affiliation");
+ if (!nick.empty())
+ {
+ Iid iid(to.local);
+ if (role == "none")
+ { // This is a kick
+ std::string reason;
+ XmlNode* reason_el = child->get_child("reason", MUC_ADMIN_NS);
+ if (reason_el)
+ reason = reason_el->get_inner();
+ bridge->send_irc_kick(iid, nick, reason, id, from);
+ }
+ else
+ bridge->forward_affiliation_role_change(iid, nick, affiliation, role);
+ stanza_error.disable();
+ }
+ }
+ }
+ else if ((query = stanza.get_child("command", ADHOC_NS)))
+ {
+ Stanza response("iq");
+ response["to"] = from;
+ response["from"] = this->served_hostname;
+ response["id"] = id;
+ XmlNode inner_node = this->adhoc_commands_handler.handle_request(from, *query);
+ if (inner_node.get_child("error", ADHOC_NS))
+ response["type"] = "error";
+ else
+ response["type"] = "result";
+ response.add_child(std::move(inner_node));
+ response.close();
+ this->send_stanza(response);
+ stanza_error.disable();
+ }
+ }
+ else if (type == "get")
+ {
+ XmlNode* query;
+ if ((query = stanza.get_child("query", DISCO_INFO_NS)))
+ { // Disco info
+ if (to_str == this->served_hostname)
+ {
+ const std::string node = query->get_tag("node");
+ if (node.empty())
+ {
+ // On the gateway itself
+ this->send_self_disco_info(id, from);
+ stanza_error.disable();
+ }
+ }
+ }
+ else if ((query = stanza.get_child("query", VERSION_NS)))
+ {
+ Iid iid(to.local);
+ if (iid.is_user ||
+ (iid.is_channel && !to.resource.empty()))
+ {
+ // Get the IRC user version
+ std::string target;
+ if (iid.is_user)
+ target = iid.get_local();
+ else
+ target = to.resource;
+ bridge->send_irc_version_request(iid.get_server(), target, id,
+ from, to_str);
+ }
+ else
+ {
+ // On the gateway itself or on a channel
+ this->send_version(id, from, to_str);
+ }
+ stanza_error.disable();
+ }
+ else if ((query = stanza.get_child("query", DISCO_ITEMS_NS)))
+ {
+ Iid iid(to.local);
+ const std::string node = query->get_tag("node");
+ if (node == ADHOC_NS)
+ {
+ this->send_adhoc_commands_list(id, from);
+ stanza_error.disable();
+ }
+ else if (node.empty() && !iid.is_user && !iid.is_channel)
+ { // Disco on an IRC server: get the list of channels
+ bridge->send_irc_channel_list_request(iid, id, from);
+ stanza_error.disable();
+ }
+ }
+ else if ((query = stanza.get_child("ping", PING_NS)))
+ {
+ Iid iid(to.local);
+ if (iid.is_user)
+ { // Ping any user (no check on the nick done ourself)
+ bridge->send_irc_user_ping_request(iid.get_server(),
+ iid.get_local(), id, from, to_str);
+ }
+ else if (iid.is_channel && !to.resource.empty())
+ { // Ping a room participant (we check if the nick is in the room)
+ bridge->send_irc_participant_ping_request(iid,
+ to.resource, id, from, to_str);
+ }
+ else
+ { // Ping a channel, a server or the gateway itself
+ bridge->on_gateway_ping(iid.get_server(),
+ id, from, to_str);
+ }
+ stanza_error.disable();
+ }
+ }
+ else if (type == "result")
+ {
+ stanza_error.disable();
+ XmlNode* query;
+ if ((query = stanza.get_child("query", VERSION_NS)))
+ {
+ XmlNode* name_node = query->get_child("name", VERSION_NS);
+ XmlNode* version_node = query->get_child("version", VERSION_NS);
+ XmlNode* os_node = query->get_child("os", VERSION_NS);
+ std::string name;
+ std::string version;
+ std::string os;
+ if (name_node)
+ name = name_node->get_inner() + " (through the biboumi gateway)";
+ if (version_node)
+ version = version_node->get_inner();
+ if (os_node)
+ os = os_node->get_inner();
+ const Iid iid(to.local);
+ bridge->send_xmpp_version_to_irc(iid, name, version, os);
+ }
+ else
+ {
+ const auto it = this->waiting_iq.find(id);
+ if (it != this->waiting_iq.end())
+ {
+ it->second(bridge, stanza);
+ this->waiting_iq.erase(it);
+ }
+ }
+ }
+ error_type = "cancel";
+ error_name = "feature-not-implemented";
+}
+
+Bridge* BiboumiComponent::get_user_bridge(const std::string& user_jid)
+{
+ try
+ {
+ return this->bridges.at(user_jid).get();
+ }
+ catch (const std::out_of_range& exception)
+ {
+ this->bridges.emplace(user_jid, std::make_unique<Bridge>(user_jid, this, this->poller));
+ return this->bridges.at(user_jid).get();
+ }
+}
+
+Bridge* BiboumiComponent::find_user_bridge(const std::string& user_jid)
+{
+ try
+ {
+ return this->bridges.at(user_jid).get();
+ }
+ catch (const std::out_of_range& exception)
+ {
+ return nullptr;
+ }
+}
+
+std::list<Bridge*> BiboumiComponent::get_bridges() const
+{
+ std::list<Bridge*> res;
+ for (auto it = this->bridges.begin(); it != this->bridges.end(); ++it)
+ res.push_back(it->second.get());
+ return res;
+}
+
+void BiboumiComponent::send_self_disco_info(const std::string& id, const std::string& jid_to)
+{
+ Stanza iq("iq");
+ iq["type"] = "result";
+ iq["id"] = id;
+ iq["to"] = jid_to;
+ iq["from"] = this->served_hostname;
+ XmlNode query("query");
+ query["xmlns"] = DISCO_INFO_NS;
+ XmlNode identity("identity");
+ identity["category"] = "conference";
+ identity["type"] = "irc";
+ identity["name"] = "Biboumi XMPP-IRC gateway";
+ identity.close();
+ query.add_child(std::move(identity));
+ for (const std::string& ns: {DISCO_INFO_NS, MUC_NS, ADHOC_NS})
+ {
+ XmlNode feature("feature");
+ feature["var"] = ns;
+ feature.close();
+ query.add_child(std::move(feature));
+ }
+ query.close();
+ iq.add_child(std::move(query));
+ iq.close();
+ this->send_stanza(iq);
+}
+
+void BiboumiComponent::send_adhoc_commands_list(const std::string& id, const std::string& requester_jid)
+{
+ Stanza iq("iq");
+ iq["type"] = "result";
+ iq["id"] = id;
+ iq["to"] = requester_jid;
+ iq["from"] = this->served_hostname;
+ XmlNode query("query");
+ query["xmlns"] = DISCO_ITEMS_NS;
+ query["node"] = ADHOC_NS;
+ for (const auto& kv: this->adhoc_commands_handler.get_commands())
+ {
+ XmlNode item("item");
+ item["jid"] = this->served_hostname;
+ item["node"] = kv.first;
+ item["name"] = kv.second.name;
+ item.close();
+ query.add_child(std::move(item));
+ }
+ query.close();
+ iq.add_child(std::move(query));
+ iq.close();
+ this->send_stanza(iq);
+}
+
+void BiboumiComponent::send_iq_version_request(const std::string& from,
+ const std::string& jid_to)
+{
+ Stanza iq("iq");
+ iq["type"] = "get";
+ iq["id"] = "version_"s + this->next_id();
+ iq["from"] = from + "@" + this->served_hostname;
+ iq["to"] = jid_to;
+ XmlNode query("query");
+ query["xmlns"] = VERSION_NS;
+ query.close();
+ iq.add_child(std::move(query));
+ iq.close();
+ this->send_stanza(iq);
+}
+
+void BiboumiComponent::send_ping_request(const std::string& from,
+ const std::string& jid_to,
+ const std::string& id)
+{
+ Stanza iq("iq");
+ iq["type"] = "get";
+ iq["id"] = id;
+ iq["from"] = from + "@" + this->served_hostname;
+ iq["to"] = jid_to;
+ XmlNode ping("ping");
+ ping["xmlns"] = PING_NS;
+ ping.close();
+ iq.add_child(std::move(ping));
+ iq.close();
+ this->send_stanza(iq);
+
+ auto result_cb = [from, id](Bridge* bridge, const Stanza& stanza)
+ {
+ Jid to(stanza.get_tag("to"));
+ if (to.local != from)
+ {
+ log_error("Received a corresponding ping result, but the 'to' from "
+ "the response mismatches the 'from' of the request");
+ }
+ else
+ bridge->send_irc_ping_result(from, id);
+ };
+ this->waiting_iq[id] = result_cb;
+}
+
+void BiboumiComponent::send_iq_room_list_result(const std::string& id,
+ const std::string to_jid,
+ const std::string& from,
+ const std::vector<ListElement>& rooms_list)
+{
+ Stanza iq("iq");
+ iq["from"] = from + "@" + this->served_hostname;
+ iq["to"] = to_jid;
+ iq["id"] = id;
+ iq["type"] = "result";
+ XmlNode query("query");
+ query["xmlns"] = DISCO_ITEMS_NS;
+ for (const auto& room: rooms_list)
+ {
+ XmlNode item("item");
+ item["jid"] = room.channel + "%" + from + "@" + this->served_hostname;
+ item.close();
+ query.add_child(std::move(item));
+ }
+ query.close();
+ iq.add_child(std::move(query));
+ iq.close();
+ this->send_stanza(iq);
+}
diff --git a/src/xmpp/biboumi_component.hpp b/src/xmpp/biboumi_component.hpp
new file mode 100644
index 0000000..e9b5d72
--- /dev/null
+++ b/src/xmpp/biboumi_component.hpp
@@ -0,0 +1,111 @@
+#ifndef BIBOUMI_COMPONENT_INCLUDED
+# define BIBOUMI_COMPONENT_INCLUDED
+
+#include <xmpp/xmpp_component.hpp>
+
+#include <bridge/bridge.hpp>
+
+#include <memory>
+#include <string>
+#include <map>
+
+class ListElement;
+
+/**
+ * A callback called when the waited iq result is received (it is matched
+ * against the iq id)
+ */
+using iq_responder_callback_t = std::function<void(Bridge* bridge, const Stanza& stanza)>;
+
+/**
+ * Interact with the Biboumi Bridge
+ */
+class BiboumiComponent: public XmppComponent
+{
+public:
+ explicit BiboumiComponent(std::shared_ptr<Poller> poller, const std::string& hostname, const std::string& secret);
+ ~BiboumiComponent() = default;
+
+ /**
+ * Returns the bridge for the given user. If it does not exist, return
+ * nullptr.
+ */
+ Bridge* find_user_bridge(const std::string& user_jid);
+ /**
+ * Return a list of all the managed bridges.
+ */
+ std::list<Bridge*> get_bridges() const;
+
+ /**
+ * Send a "close" message to all our connected peers. That message
+ * depends on the protocol used (this may be a QUIT irc message, or a
+ * <stream/>, etc). We may also directly close the connection, or we may
+ * wait for the remote peer to acknowledge it before closing.
+ */
+ void shutdown();
+ /**
+ * Run a check on all bridges, to remove all disconnected (socket is
+ * closed, or no channel is joined) IrcClients. Some kind of garbage collector.
+ */
+ void clean();
+ /**
+ * Send a result IQ with the gateway disco informations.
+ */
+ void send_self_disco_info(const std::string& id, const std::string& jid_to);
+ /**
+ * Send the list of all available ad-hoc commands to that JID. The list is
+ * different depending on what JID made the request.
+ */
+ void send_adhoc_commands_list(const std::string& id, const std::string& requester_jid);
+ /**
+ * Send an iq version request
+ */
+ void send_iq_version_request(const std::string& from,
+ const std::string& jid_to);
+ /**
+ * Send a ping request
+ */
+ void send_ping_request(const std::string& from,
+ const std::string& jid_to,
+ const std::string& id);
+ /**
+ * Send the channels list in one big stanza
+ */
+ void send_iq_room_list_result(const std::string& id, const std::string to_jid,
+ const std::string& from,
+ const std::vector<ListElement>& rooms_list);
+ /**
+ * Handle the various stanza types
+ */
+ void handle_presence(const Stanza& stanza);
+ void handle_message(const Stanza& stanza);
+ void handle_iq(const Stanza& stanza);
+
+private:
+ /**
+ * Return the bridge associated with the given full JID. Create a new one
+ * if none already exist.
+ */
+ Bridge* get_user_bridge(const std::string& user_jid);
+
+ /**
+ * A map of id -> callback. When we want to wait for an iq result, we add
+ * the callback to this map, with the iq id as the key. When an iq result
+ * is received, we look for a corresponding callback in this map. If
+ * found, we call it and remove it.
+ */
+ std::map<std::string, iq_responder_callback_t> waiting_iq;
+
+ /**
+ * One bridge for each user of the component. Indexed by the user's full
+ * jid
+ */
+ std::unordered_map<std::string, std::unique_ptr<Bridge>> bridges;
+
+ BiboumiComponent(const BiboumiComponent&) = delete;
+ BiboumiComponent(BiboumiComponent&&) = delete;
+ BiboumiComponent& operator=(const BiboumiComponent&) = delete;
+ BiboumiComponent& operator=(BiboumiComponent&&) = delete;
+};
+
+#endif // BIBOUMI_COMPONENT_INCLUDED
diff --git a/src/xmpp/jid.cpp b/src/xmpp/jid.cpp
index c51e011..6149ceb 100644
--- a/src/xmpp/jid.cpp
+++ b/src/xmpp/jid.cpp
@@ -1,8 +1,8 @@
#include <xmpp/jid.hpp>
-#include <config.h>
#include <cstring>
#include <map>
+#include <louloulibs.h>
#ifdef LIBIDN_FOUND
#include <stringprep.h>
#endif
diff --git a/src/xmpp/xmpp_component.cpp b/src/xmpp/xmpp_component.cpp
deleted file mode 100644
index 0e2531d..0000000
--- a/src/xmpp/xmpp_component.cpp
+++ /dev/null
@@ -1,1194 +0,0 @@
-#include <utils/timed_events.hpp>
-#include <utils/scopeguard.hpp>
-#include <utils/tolower.hpp>
-#include <logger/logger.hpp>
-
-#include <xmpp/xmpp_component.hpp>
-#include <bridge/list_element.hpp>
-#include <config/config.hpp>
-#include <xmpp/jid.hpp>
-#include <utils/sha1.hpp>
-
-#include <stdexcept>
-#include <iostream>
-
-#include <stdio.h>
-
-#include <config.h>
-
-#include <uuid.h>
-
-#ifdef SYSTEMD_FOUND
-# include <systemd/sd-daemon.h>
-#endif
-
-using namespace std::string_literals;
-
-static std::set<std::string> kickable_errors{
- "gone",
- "internal-server-error",
- "item-not-found",
- "jid-malformed",
- "recipient-unavailable",
- "redirect",
- "remote-server-not-found",
- "remote-server-timeout",
- "service-unavailable",
- "malformed-error"
- };
-
-XmppComponent::XmppComponent(std::shared_ptr<Poller> poller, const std::string& hostname, const std::string& secret):
- TCPSocketHandler(poller),
- ever_auth(false),
- first_connection_try(true),
- served_hostname(hostname),
- secret(secret),
- authenticated(false),
- doc_open(false),
- adhoc_commands_handler(this)
-{
- this->parser.add_stream_open_callback(std::bind(&XmppComponent::on_remote_stream_open, this,
- std::placeholders::_1));
- this->parser.add_stanza_callback(std::bind(&XmppComponent::on_stanza, this,
- std::placeholders::_1));
- this->parser.add_stream_close_callback(std::bind(&XmppComponent::on_remote_stream_close, this,
- std::placeholders::_1));
- this->stanza_handlers.emplace("handshake",
- std::bind(&XmppComponent::handle_handshake, this,std::placeholders::_1));
- this->stanza_handlers.emplace("presence",
- std::bind(&XmppComponent::handle_presence, this,std::placeholders::_1));
- this->stanza_handlers.emplace("message",
- std::bind(&XmppComponent::handle_message, this,std::placeholders::_1));
- this->stanza_handlers.emplace("iq",
- std::bind(&XmppComponent::handle_iq, this,std::placeholders::_1));
- this->stanza_handlers.emplace("error",
- std::bind(&XmppComponent::handle_error, this,std::placeholders::_1));
-}
-
-XmppComponent::~XmppComponent()
-{
-}
-
-void XmppComponent::start()
-{
- this->connect("localhost", Config::get("port", "5347"), false);
-}
-
-bool XmppComponent::is_document_open() const
-{
- return this->doc_open;
-}
-
-void XmppComponent::send_stanza(const Stanza& stanza)
-{
- std::string str = stanza.to_string();
- log_debug("XMPP SENDING: " << str);
- this->send_data(std::move(str));
-}
-
-void XmppComponent::on_connection_failed(const std::string& reason)
-{
- this->first_connection_try = false;
- log_error("Failed to connect to the XMPP server: " << reason);
-#ifdef SYSTEMD_FOUND
- sd_notifyf(0, "STATUS=Failed to connect to the XMPP server: %s", reason.data());
-#endif
-}
-
-void XmppComponent::on_connected()
-{
- log_info("connected to XMPP server");
- this->first_connection_try = true;
- XmlNode node("", nullptr);
- node.set_name("stream:stream");
- node["xmlns"] = COMPONENT_NS;
- node["xmlns:stream"] = STREAM_NS;
- node["to"] = this->served_hostname;
- this->send_stanza(node);
- this->doc_open = true;
- // We may have some pending data to send: this happens when we try to send
- // some data before we are actually connected. We send that data right now, if any
- this->send_pending_data();
-}
-
-void XmppComponent::on_connection_close(const std::string& error)
-{
- if (error.empty())
- {
- log_info("XMPP server closed connection");
- }
- else
- {
- log_info("XMPP server closed connection: " << error);
- }
-}
-
-void XmppComponent::parse_in_buffer(const size_t size)
-{
- if (!this->in_buf.empty())
- { // This may happen if the parser could not allocate enough space for
- // us. We try to feed it the data that was read into our in_buf
- // instead. If this fails again we are in trouble.
- this->parser.feed(this->in_buf.data(), this->in_buf.size(), false);
- this->in_buf.clear();
- }
- else
- { // Just tell the parser to parse the data that was placed into the
- // buffer it provided to us with GetBuffer
- this->parser.parse(size, false);
- }
-}
-
-void XmppComponent::shutdown()
-{
- for (auto it = this->bridges.begin(); it != this->bridges.end(); ++it)
- {
- it->second->shutdown("Gateway shutdown");
- }
-}
-
-void XmppComponent::clean()
-{
- auto it = this->bridges.begin();
- while (it != this->bridges.end())
- {
- it->second->clean();
- if (it->second->active_clients() == 0)
- it = this->bridges.erase(it);
- else
- ++it;
- }
-}
-
-void XmppComponent::on_remote_stream_open(const XmlNode& node)
-{
- log_debug("XMPP DOCUMENT OPEN: " << node.to_string());
- this->stream_id = node.get_tag("id");
- if (this->stream_id.empty())
- {
- log_error("Error: no attribute 'id' found");
- this->send_stream_error("bad-format", "missing 'id' attribute");
- this->close_document();
- return ;
- }
-
- // Try to authenticate
- char digest[HASH_LENGTH * 2 + 1];
- sha1nfo sha1;
- sha1_init(&sha1);
- sha1_write(&sha1, this->stream_id.data(), this->stream_id.size());
- sha1_write(&sha1, this->secret.data(), this->secret.size());
- const uint8_t* result = sha1_result(&sha1);
- for (int i=0; i < HASH_LENGTH; i++)
- sprintf(digest + (i*2), "%02x", result[i]);
- digest[HASH_LENGTH * 2] = '\0';
-
- Stanza handshake(COMPONENT_NS":handshake");
- handshake.set_inner(digest);
- handshake.close();
- this->send_stanza(handshake);
-}
-
-void XmppComponent::on_remote_stream_close(const XmlNode& node)
-{
- log_debug("XMPP DOCUMENT CLOSE " << node.to_string());
- this->doc_open = false;
-}
-
-void XmppComponent::reset()
-{
- this->parser.reset();
-}
-
-void XmppComponent::on_stanza(const Stanza& stanza)
-{
- log_debug("XMPP RECEIVING: " << stanza.to_string());
- std::function<void(const Stanza&)> handler;
- try
- {
- handler = this->stanza_handlers.at(stanza.get_name());
- }
- catch (const std::out_of_range& exception)
- {
- log_warning("No handler for stanza of type " << stanza.get_name());
- return;
- }
- handler(stanza);
-}
-
-void XmppComponent::send_stream_error(const std::string& name, const std::string& explanation)
-{
- XmlNode node("stream:error", nullptr);
- XmlNode error(name, nullptr);
- error["xmlns"] = STREAM_NS;
- if (!explanation.empty())
- error.set_inner(explanation);
- error.close();
- node.add_child(std::move(error));
- node.close();
- this->send_stanza(node);
-}
-
-void XmppComponent::send_stanza_error(const std::string& kind, const std::string& to, const std::string& from,
- const std::string& id, const std::string& error_type,
- const std::string& defined_condition, const std::string& text,
- const bool fulljid)
-{
- Stanza node(kind);
- if (!to.empty())
- node["to"] = to;
- if (!from.empty())
- {
- if (fulljid)
- node["from"] = from;
- else
- node["from"] = from + "@" + this->served_hostname;
- }
- if (!id.empty())
- node["id"] = id;
- node["type"] = "error";
- XmlNode error("error");
- error["type"] = error_type;
- XmlNode inner_error(defined_condition);
- inner_error["xmlns"] = STANZA_NS;
- inner_error.close();
- error.add_child(std::move(inner_error));
- if (!text.empty())
- {
- XmlNode text_node("text");
- text_node["xmlns"] = STANZA_NS;
- text_node.set_inner(text);
- text_node.close();
- error.add_child(std::move(text_node));
- }
- error.close();
- node.add_child(std::move(error));
- node.close();
- this->send_stanza(node);
-}
-
-void XmppComponent::close_document()
-{
- log_debug("XMPP SENDING: </stream:stream>");
- this->send_data("</stream:stream>");
- this->doc_open = false;
-}
-
-void XmppComponent::handle_handshake(const Stanza& stanza)
-{
- (void)stanza;
- this->authenticated = true;
- this->ever_auth = true;
- log_info("Authenticated with the XMPP server");
-#ifdef SYSTEMD_FOUND
- sd_notify(0, "READY=1");
- // Install an event that sends a keepalive to systemd. If biboumi crashes
- // or hangs for too long, systemd will restart it.
- uint64_t usec;
- if (sd_watchdog_enabled(0, &usec) > 0)
- {
- TimedEventsManager::instance().add_event(TimedEvent(
- std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::microseconds(usec / 2)),
- []() { sd_notify(0, "WATCHDOG=1"); }));
- }
-#endif
-}
-
-void XmppComponent::handle_presence(const Stanza& stanza)
-{
- std::string from = stanza.get_tag("from");
- std::string id = stanza.get_tag("id");
- std::string to_str = stanza.get_tag("to");
- std::string type = stanza.get_tag("type");
-
- // Check for mandatory tags
- if (from.empty())
- {
- log_warning("Received an invalid presence stanza: tag 'from' is missing.");
- return;
- }
- if (to_str.empty())
- {
- this->send_stanza_error("presence", from, this->served_hostname, id,
- "modify", "bad-request", "Missing 'to' tag");
- return;
- }
-
- Bridge* bridge = this->get_user_bridge(from);
- Jid to(to_str);
- Iid iid(to.local);
-
- // An error stanza is sent whenever we exit this function without
- // disabling this scopeguard. If error_type and error_name are not
- // changed, the error signaled is internal-server-error. Change their
- // value to signal an other kind of error. For example
- // feature-not-implemented, etc. Any non-error process should reach the
- // stanza_error.disable() call at the end of the function.
- std::string error_type("cancel");
- std::string error_name("internal-server-error");
- utils::ScopeGuard stanza_error([&](){
- this->send_stanza_error("presence", from, to_str, id,
- error_type, error_name, "");
- });
-
- if (iid.is_channel && !iid.get_server().empty())
- { // presence toward a MUC that corresponds to an irc channel, or a
- // dummy channel if iid.chan is empty
- if (type.empty())
- {
- const std::string own_nick = bridge->get_own_nick(iid);
- if (!own_nick.empty() && own_nick != to.resource)
- bridge->send_irc_nick_change(iid, to.resource);
- XmlNode* x = stanza.get_child("x", MUC_NS);
- XmlNode* password = x ? x->get_child("password", MUC_NS): nullptr;
- bridge->join_irc_channel(iid, to.resource,
- password ? password->get_inner() : "");
- }
- else if (type == "unavailable")
- {
- XmlNode* status = stanza.get_child("status", COMPONENT_NS);
- bridge->leave_irc_channel(std::move(iid), status ? std::move(status->get_inner()) : "");
- }
- }
- else
- {
- // An user wants to join an invalid IRC channel, return a presence error to him
- if (type.empty())
- this->send_invalid_room_error(to.local, to.resource, from);
- }
- stanza_error.disable();
-}
-
-void XmppComponent::handle_message(const Stanza& stanza)
-{
- std::string from = stanza.get_tag("from");
- std::string id = stanza.get_tag("id");
- std::string to_str = stanza.get_tag("to");
- std::string type = stanza.get_tag("type");
-
- if (from.empty())
- return;
- if (type.empty())
- type = "normal";
- Bridge* bridge = this->get_user_bridge(from);
- Jid to(to_str);
- Iid iid(to.local);
-
- std::string error_type("cancel");
- std::string error_name("internal-server-error");
- utils::ScopeGuard stanza_error([&](){
- this->send_stanza_error("message", from, to_str, id,
- error_type, error_name, "");
- });
- XmlNode* body = stanza.get_child("body", COMPONENT_NS);
- if (type == "groupchat" && iid.is_channel)
- {
- if (body && !body->get_inner().empty())
- {
- bridge->send_channel_message(iid, body->get_inner());
- }
- XmlNode* subject = stanza.get_child("subject", COMPONENT_NS);
- if (subject)
- bridge->set_channel_topic(iid, subject->get_inner());
- }
- else if (type == "error")
- {
- const XmlNode* error = stanza.get_child("error", COMPONENT_NS);
- // Only a set of errors are considered “fatal”. If we encounter one of
- // them, we purge (we disconnect the user from all the IRC servers).
- // We consider this to be true, unless the error condition is
- // specified and is not in the kickable_errors set
- bool kickable_error = true;
- if (error && error->has_children())
- {
- const XmlNode* condition = error->get_last_child();
- if (kickable_errors.find(condition->get_name()) == kickable_errors.end())
- kickable_error = false;
- }
- if (kickable_error)
- bridge->shutdown("Error from remote client");
- }
- else if (type == "chat")
- {
- if (body && !body->get_inner().empty())
- {
- // a message for nick!server
- if (iid.is_user && !iid.get_local().empty())
- {
- bridge->send_private_message(iid, body->get_inner());
- bridge->remove_preferred_from_jid(iid.get_local());
- }
- else if (!iid.is_user && !to.resource.empty())
- { // a message for chan%server@biboumi/Nick or
- // server@biboumi/Nick
- // Convert that into a message to nick!server
- Iid user_iid(utils::tolower(to.resource) + "!" + iid.get_server());
- bridge->send_private_message(user_iid, body->get_inner());
- bridge->set_preferred_from_jid(user_iid.get_local(), to_str);
- }
- }
- }
- else if (iid.is_user)
- this->send_invalid_user_error(to.local, from);
- stanza_error.disable();
-}
-
-// We MUST return an iq, whatever happens, except if the type is
-// "result".
-// To do this, we use a scopeguard. If an exception is raised somewhere, an
-// iq of type error "internal-server-error" is sent. If we handle the
-// request properly (by calling a function that registers an iq to be sent
-// later, or that directly sends an iq), we disable the ScopeGuard. If we
-// reach the end of the function without having disabled the scopeguard, we
-// send a "feature-not-implemented" iq as a result. If an other kind of
-// error is found (for example the feature is implemented in biboumi, but
-// the request is missing some attribute) we can just change the values of
-// error_type and error_name and return from the function (without disabling
-// the scopeguard); an iq error will be sent
-void XmppComponent::handle_iq(const Stanza& stanza)
-{
- std::string id = stanza.get_tag("id");
- std::string from = stanza.get_tag("from");
- std::string to_str = stanza.get_tag("to");
- std::string type = stanza.get_tag("type");
-
- if (from.empty())
- return;
- if (id.empty() || to_str.empty() || type.empty())
- {
- this->send_stanza_error("iq", from, this->served_hostname, id,
- "modify", "bad-request", "");
- return;
- }
-
- Bridge* bridge = this->get_user_bridge(from);
- Jid to(to_str);
-
- // These two values will be used in the error iq sent if we don't disable
- // the scopeguard.
- std::string error_type("cancel");
- std::string error_name("internal-server-error");
- utils::ScopeGuard stanza_error([&](){
- this->send_stanza_error("iq", from, to_str, id,
- error_type, error_name, "");
- });
- if (type == "set")
- {
- XmlNode* query;
- if ((query = stanza.get_child("query", MUC_ADMIN_NS)))
- {
- const XmlNode* child = query->get_child("item", MUC_ADMIN_NS);
- if (child)
- {
- std::string nick = child->get_tag("nick");
- std::string role = child->get_tag("role");
- std::string affiliation = child->get_tag("affiliation");
- if (!nick.empty())
- {
- Iid iid(to.local);
- if (role == "none")
- { // This is a kick
- std::string reason;
- XmlNode* reason_el = child->get_child("reason", MUC_ADMIN_NS);
- if (reason_el)
- reason = reason_el->get_inner();
- bridge->send_irc_kick(iid, nick, reason, id, from);
- }
- else
- bridge->forward_affiliation_role_change(iid, nick, affiliation, role);
- stanza_error.disable();
- }
- }
- }
- else if ((query = stanza.get_child("command", ADHOC_NS)))
- {
- Stanza response("iq");
- response["to"] = from;
- response["from"] = this->served_hostname;
- response["id"] = id;
- XmlNode inner_node = this->adhoc_commands_handler.handle_request(from, *query);
- if (inner_node.get_child("error", ADHOC_NS))
- response["type"] = "error";
- else
- response["type"] = "result";
- response.add_child(std::move(inner_node));
- response.close();
- this->send_stanza(response);
- stanza_error.disable();
- }
- }
- else if (type == "get")
- {
- XmlNode* query;
- if ((query = stanza.get_child("query", DISCO_INFO_NS)))
- { // Disco info
- if (to_str == this->served_hostname)
- {
- const std::string node = query->get_tag("node");
- if (node.empty())
- {
- // On the gateway itself
- this->send_self_disco_info(id, from);
- stanza_error.disable();
- }
- }
- }
- else if ((query = stanza.get_child("query", VERSION_NS)))
- {
- Iid iid(to.local);
- if (iid.is_user ||
- (iid.is_channel && !to.resource.empty()))
- {
- // Get the IRC user version
- std::string target;
- if (iid.is_user)
- target = iid.get_local();
- else
- target = to.resource;
- bridge->send_irc_version_request(iid.get_server(), target, id,
- from, to_str);
- }
- else
- {
- // On the gateway itself or on a channel
- this->send_version(id, from, to_str);
- }
- stanza_error.disable();
- }
- else if ((query = stanza.get_child("query", DISCO_ITEMS_NS)))
- {
- Iid iid(to.local);
- const std::string node = query->get_tag("node");
- if (node == ADHOC_NS)
- {
- this->send_adhoc_commands_list(id, from);
- stanza_error.disable();
- }
- else if (node.empty() && !iid.is_user && !iid.is_channel)
- { // Disco on an IRC server: get the list of channels
- bridge->send_irc_channel_list_request(iid, id, from);
- stanza_error.disable();
- }
- }
- else if ((query = stanza.get_child("ping", PING_NS)))
- {
- Iid iid(to.local);
- if (iid.is_user)
- { // Ping any user (no check on the nick done ourself)
- bridge->send_irc_user_ping_request(iid.get_server(),
- iid.get_local(), id, from, to_str);
- }
- else if (iid.is_channel && !to.resource.empty())
- { // Ping a room participant (we check if the nick is in the room)
- bridge->send_irc_participant_ping_request(iid,
- to.resource, id, from, to_str);
- }
- else
- { // Ping a channel, a server or the gateway itself
- bridge->on_gateway_ping(iid.get_server(),
- id, from, to_str);
- }
- stanza_error.disable();
- }
- }
- else if (type == "result")
- {
- stanza_error.disable();
- XmlNode* query;
- if ((query = stanza.get_child("query", VERSION_NS)))
- {
- XmlNode* name_node = query->get_child("name", VERSION_NS);
- XmlNode* version_node = query->get_child("version", VERSION_NS);
- XmlNode* os_node = query->get_child("os", VERSION_NS);
- std::string name;
- std::string version;
- std::string os;
- if (name_node)
- name = name_node->get_inner() + " (through the biboumi gateway)";
- if (version_node)
- version = version_node->get_inner();
- if (os_node)
- os = os_node->get_inner();
- const Iid iid(to.local);
- bridge->send_xmpp_version_to_irc(iid, name, version, os);
- }
- else
- {
- const auto it = this->waiting_iq.find(id);
- if (it != this->waiting_iq.end())
- {
- it->second(bridge, stanza);
- this->waiting_iq.erase(it);
- }
- }
- }
- error_type = "cancel";
- error_name = "feature-not-implemented";
-}
-
-void XmppComponent::handle_error(const Stanza& stanza)
-{
- XmlNode* text = stanza.get_child("text", STREAMS_NS);
- std::string error_message("Unspecified error");
- if (text)
- error_message = text->get_inner();
- log_error("Stream error received from the XMPP server: " << error_message);
-#ifdef SYSTEMD_FOUND
- if (!this->ever_auth)
- sd_notifyf(0, "STATUS=Failed to authenticate to the XMPP server: %s", error_message.data());
-#endif
-
-}
-
-Bridge* XmppComponent::get_user_bridge(const std::string& user_jid)
-{
- try
- {
- return this->bridges.at(user_jid).get();
- }
- catch (const std::out_of_range& exception)
- {
- this->bridges.emplace(user_jid, std::make_unique<Bridge>(user_jid, this, this->poller));
- return this->bridges.at(user_jid).get();
- }
-}
-
-Bridge* XmppComponent::find_user_bridge(const std::string& user_jid)
-{
- try
- {
- return this->bridges.at(user_jid).get();
- }
- catch (const std::out_of_range& exception)
- {
- return nullptr;
- }
-}
-
-std::list<Bridge*> XmppComponent::get_bridges() const
-{
- std::list<Bridge*> res;
- for (auto it = this->bridges.begin(); it != this->bridges.end(); ++it)
- res.push_back(it->second.get());
- return res;
-}
-
-void* XmppComponent::get_receive_buffer(const size_t size) const
-{
- return this->parser.get_buffer(size);
-}
-
-void XmppComponent::send_message(const std::string& from, Xmpp::body&& body, const std::string& to, const std::string& type, const bool fulljid)
-{
- XmlNode node("message");
- node["to"] = to;
- if (fulljid)
- node["from"] = from;
- else
- node["from"] = from + "@" + this->served_hostname;
- if (!type.empty())
- node["type"] = type;
- XmlNode body_node("body");
- body_node.set_inner(std::get<0>(body));
- body_node.close();
- node.add_child(std::move(body_node));
- if (std::get<1>(body))
- {
- XmlNode html("html");
- html["xmlns"] = XHTMLIM_NS;
- // Pass the ownership of the pointer to this xmlnode
- html.add_child(std::get<1>(body).release());
- html.close();
- node.add_child(std::move(html));
- }
- node.close();
- this->send_stanza(node);
-}
-
-void XmppComponent::send_user_join(const std::string& from,
- const std::string& nick,
- const std::string& realjid,
- const std::string& affiliation,
- const std::string& role,
- const std::string& to,
- const bool self)
-{
- XmlNode node("presence");
- node["to"] = to;
- node["from"] = from + "@" + this->served_hostname + "/" + nick;
-
- XmlNode x("x");
- x["xmlns"] = MUC_USER_NS;
-
- XmlNode item("item");
- if (!affiliation.empty())
- item["affiliation"] = affiliation;
- if (!role.empty())
- item["role"] = role;
- if (!realjid.empty())
- {
- const std::string preped_jid = jidprep(realjid);
- if (!preped_jid.empty())
- item["jid"] = preped_jid;
- }
- item.close();
- x.add_child(std::move(item));
-
- if (self)
- {
- XmlNode status("status");
- status["code"] = "110";
- status.close();
- x.add_child(std::move(status));
- }
- x.close();
- node.add_child(std::move(x));
- node.close();
- this->send_stanza(node);
-}
-
-void XmppComponent::send_invalid_room_error(const std::string& muc_name,
- const std::string& nick,
- const std::string& to)
-{
- Stanza presence("presence");
- if (!muc_name.empty())
- presence["from"] = muc_name + "@" + this->served_hostname + "/" + nick;
- else
- presence["from"] = this->served_hostname;
- presence["to"] = to;
- presence["type"] = "error";
- XmlNode x("x");
- x["xmlns"] = MUC_NS;
- x.close();
- presence.add_child(std::move(x));
- XmlNode error("error");
- error["by"] = muc_name + "@" + this->served_hostname;
- error["type"] = "cancel";
- XmlNode item_not_found("item-not-found");
- item_not_found["xmlns"] = STANZA_NS;
- item_not_found.close();
- error.add_child(std::move(item_not_found));
- XmlNode text("text");
- text["xmlns"] = STANZA_NS;
- text["xml:lang"] = "en";
- text.set_inner(muc_name +
- " is not a valid IRC channel name. A correct room jid is of the form: #<chan>%<server>@" +
- this->served_hostname);
- text.close();
- error.add_child(std::move(text));
- error.close();
- presence.add_child(std::move(error));
- presence.close();
- this->send_stanza(presence);
-}
-
-void XmppComponent::send_invalid_user_error(const std::string& user_name, const std::string& to)
-{
- Stanza message("message");
- message["from"] = user_name + "@" + this->served_hostname;
- message["to"] = to;
- message["type"] = "error";
- XmlNode x("x");
- x["xmlns"] = MUC_NS;
- x.close();
- message.add_child(std::move(x));
- XmlNode error("error");
- error["type"] = "cancel";
- XmlNode item_not_found("item-not-found");
- item_not_found["xmlns"] = STANZA_NS;
- item_not_found.close();
- error.add_child(std::move(item_not_found));
- XmlNode text("text");
- text["xmlns"] = STANZA_NS;
- text["xml:lang"] = "en";
- text.set_inner(user_name +
- " is not a valid IRC user name. A correct user jid is of the form: <nick>!<server>@" +
- this->served_hostname);
- text.close();
- error.add_child(std::move(text));
- error.close();
- message.add_child(std::move(error));
- message.close();
- this->send_stanza(message);
-}
-
-void XmppComponent::send_topic(const std::string& from, Xmpp::body&& topic, const std::string& to)
-{
- XmlNode message("message");
- message["to"] = to;
- message["from"] = from + "@" + this->served_hostname;
- message["type"] = "groupchat";
- XmlNode subject("subject");
- subject.set_inner(std::get<0>(topic));
- subject.close();
- message.add_child(std::move(subject));
- message.close();
- this->send_stanza(message);
-}
-
-void XmppComponent::send_muc_message(const std::string& muc_name, const std::string& nick, Xmpp::body&& xmpp_body, const std::string& jid_to)
-{
- Stanza message("message");
- message["to"] = jid_to;
- if (!nick.empty())
- message["from"] = muc_name + "@" + this->served_hostname + "/" + nick;
- else // Message from the room itself
- message["from"] = muc_name + "@" + this->served_hostname;
- message["type"] = "groupchat";
- XmlNode body("body");
- body.set_inner(std::get<0>(xmpp_body));
- body.close();
- message.add_child(std::move(body));
- if (std::get<1>(xmpp_body))
- {
- XmlNode html("html");
- html["xmlns"] = XHTMLIM_NS;
- // Pass the ownership of the pointer to this xmlnode
- html.add_child(std::get<1>(xmpp_body).release());
- html.close();
- message.add_child(std::move(html));
- }
- message.close();
- this->send_stanza(message);
-}
-
-void XmppComponent::send_muc_leave(const std::string& muc_name, std::string&& nick, Xmpp::body&& message, const std::string& jid_to, const bool self)
-{
- Stanza presence("presence");
- presence["to"] = jid_to;
- presence["from"] = muc_name + "@" + this->served_hostname + "/" + nick;
- presence["type"] = "unavailable";
- const std::string message_str = std::get<0>(message);
- XmlNode x("x");
- x["xmlns"] = MUC_USER_NS;
- if (self)
- {
- XmlNode status("status");
- status["code"] = "110";
- status.close();
- x.add_child(std::move(status));
- }
- x.close();
- presence.add_child(std::move(x));
- if (!message_str.empty())
- {
- XmlNode status("status");
- status.set_inner(message_str);
- status.close();
- presence.add_child(std::move(status));
- }
- presence.close();
- this->send_stanza(presence);
-}
-
-void XmppComponent::send_nick_change(const std::string& muc_name,
- const std::string& old_nick,
- const std::string& new_nick,
- const std::string& affiliation,
- const std::string& role,
- const std::string& jid_to,
- const bool self)
-{
- Stanza presence("presence");
- presence["to"] = jid_to;
- presence["from"] = muc_name + "@" + this->served_hostname + "/" + old_nick;
- presence["type"] = "unavailable";
- XmlNode x("x");
- x["xmlns"] = MUC_USER_NS;
- XmlNode item("item");
- item["nick"] = new_nick;
- item.close();
- x.add_child(std::move(item));
- XmlNode status("status");
- status["code"] = "303";
- status.close();
- x.add_child(std::move(status));
- if (self)
- {
- XmlNode status2("status");
- status2["code"] = "110";
- status2.close();
- x.add_child(std::move(status2));
- }
- x.close();
- presence.add_child(std::move(x));
- presence.close();
- this->send_stanza(presence);
-
- this->send_user_join(muc_name, new_nick, "", affiliation, role, jid_to, self);
-}
-
-void XmppComponent::kick_user(const std::string& muc_name,
- const std::string& target,
- const std::string& txt,
- const std::string& author,
- const std::string& jid_to)
-{
- Stanza presence("presence");
- presence["from"] = muc_name + "@" + this->served_hostname + "/" + target;
- presence["to"] = jid_to;
- presence["type"] = "unavailable";
- XmlNode x("x");
- x["xmlns"] = MUC_USER_NS;
- XmlNode item("item");
- item["affiliation"] = "none";
- item["role"] = "none";
- XmlNode actor("actor");
- actor["nick"] = author;
- actor["jid"] = author; // backward compatibility with old clients
- actor.close();
- item.add_child(std::move(actor));
- XmlNode reason("reason");
- reason.set_inner(txt);
- reason.close();
- item.add_child(std::move(reason));
- item.close();
- x.add_child(std::move(item));
- XmlNode status("status");
- status["code"] = "307";
- status.close();
- x.add_child(std::move(status));
- x.close();
- presence.add_child(std::move(x));
- presence.close();
- this->send_stanza(presence);
-}
-
-void XmppComponent::send_presence_error(const std::string& muc_name,
- const std::string& nickname,
- const std::string& jid_to,
- const std::string& type,
- const std::string& condition,
- const std::string& error_code,
- const std::string& /* text */)
-{
- Stanza presence("presence");
- presence["from"] = muc_name + "@" + this->served_hostname + "/" + nickname;
- presence["to"] = jid_to;
- presence["type"] = "error";
- XmlNode x("x");
- x["xmlns"] = MUC_NS;
- x.close();
- presence.add_child(std::move(x));
- XmlNode error("error");
- error["by"] = muc_name + "@" + this->served_hostname;
- error["type"] = type;
- if (!error_code.empty())
- error["code"] = error_code;
- XmlNode subnode(condition);
- subnode["xmlns"] = STANZA_NS;
- subnode.close();
- error.add_child(std::move(subnode));
- error.close();
- presence.add_child(std::move(error));
- presence.close();
- this->send_stanza(presence);
-}
-
-void XmppComponent::send_affiliation_role_change(const std::string& muc_name,
- const std::string& target,
- const std::string& affiliation,
- const std::string& role,
- const std::string& jid_to)
-{
- Stanza presence("presence");
- presence["from"] = muc_name + "@" + this->served_hostname + "/" + target;
- presence["to"] = jid_to;
- XmlNode x("x");
- x["xmlns"] = MUC_USER_NS;
- XmlNode item("item");
- item["affiliation"] = affiliation;
- item["role"] = role;
- item.close();
- x.add_child(std::move(item));
- x.close();
- presence.add_child(std::move(x));
- presence.close();
- this->send_stanza(presence);
-}
-
-void XmppComponent::send_self_disco_info(const std::string& id, const std::string& jid_to)
-{
- Stanza iq("iq");
- iq["type"] = "result";
- iq["id"] = id;
- iq["to"] = jid_to;
- iq["from"] = this->served_hostname;
- XmlNode query("query");
- query["xmlns"] = DISCO_INFO_NS;
- XmlNode identity("identity");
- identity["category"] = "conference";
- identity["type"] = "irc";
- identity["name"] = "Biboumi XMPP-IRC gateway";
- identity.close();
- query.add_child(std::move(identity));
- for (const std::string& ns: {DISCO_INFO_NS, MUC_NS, ADHOC_NS})
- {
- XmlNode feature("feature");
- feature["var"] = ns;
- feature.close();
- query.add_child(std::move(feature));
- }
- query.close();
- iq.add_child(std::move(query));
- iq.close();
- this->send_stanza(iq);
-}
-
-void XmppComponent::send_version(const std::string& id, const std::string& jid_to, const std::string& jid_from,
- const std::string& version)
-{
- Stanza iq("iq");
- iq["type"] = "result";
- iq["id"] = id;
- iq["to"] = jid_to;
- iq["from"] = jid_from;
- XmlNode query("query");
- query["xmlns"] = VERSION_NS;
- if (version.empty())
- {
- XmlNode name("name");
- name.set_inner("biboumi");
- name.close();
- query.add_child(std::move(name));
- XmlNode version("version");
- version.set_inner(BIBOUMI_VERSION);
- version.close();
- query.add_child(std::move(version));
- XmlNode os("os");
- os.set_inner(SYSTEM_NAME);
- os.close();
- query.add_child(std::move(os));
- }
- else
- {
- XmlNode name("name");
- name.set_inner(version);
- name.close();
- query.add_child(std::move(name));
- }
- query.close();
- iq.add_child(std::move(query));
- iq.close();
- this->send_stanza(iq);
-}
-
-void XmppComponent::send_adhoc_commands_list(const std::string& id, const std::string& requester_jid)
-{
- Stanza iq("iq");
- iq["type"] = "result";
- iq["id"] = id;
- iq["to"] = requester_jid;
- iq["from"] = this->served_hostname;
- XmlNode query("query");
- query["xmlns"] = DISCO_ITEMS_NS;
- query["node"] = ADHOC_NS;
- for (const auto& kv: this->adhoc_commands_handler.get_commands())
- {
- XmlNode item("item");
- item["jid"] = this->served_hostname;
- item["node"] = kv.first;
- item["name"] = kv.second.name;
- item.close();
- query.add_child(std::move(item));
- }
- query.close();
- iq.add_child(std::move(query));
- iq.close();
- this->send_stanza(iq);
-}
-
-void XmppComponent::send_iq_version_request(const std::string& from,
- const std::string& jid_to)
-{
- Stanza iq("iq");
- iq["type"] = "get";
- iq["id"] = "version_"s + XmppComponent::next_id();
- iq["from"] = from + "@" + this->served_hostname;
- iq["to"] = jid_to;
- XmlNode query("query");
- query["xmlns"] = VERSION_NS;
- query.close();
- iq.add_child(std::move(query));
- iq.close();
- this->send_stanza(iq);
-}
-
-void XmppComponent::send_ping_request(const std::string& from,
- const std::string& jid_to,
- const std::string& id)
-{
- Stanza iq("iq");
- iq["type"] = "get";
- iq["id"] = id;
- iq["from"] = from + "@" + this->served_hostname;
- iq["to"] = jid_to;
- XmlNode ping("ping");
- ping["xmlns"] = PING_NS;
- ping.close();
- iq.add_child(std::move(ping));
- iq.close();
- this->send_stanza(iq);
-
- auto result_cb = [from, id](Bridge* bridge, const Stanza& stanza)
- {
- Jid to(stanza.get_tag("to"));
- if (to.local != from)
- {
- log_error("Received a corresponding ping result, but the 'to' from "
- "the response mismatches the 'from' of the request");
- }
- else
- bridge->send_irc_ping_result(from, id);
- };
- this->waiting_iq[id] = result_cb;
-}
-
-void XmppComponent::send_iq_result(const std::string& id, const std::string& to_jid, const std::string& from_local_part)
-{
- Stanza iq("iq");
- if (!from_local_part.empty())
- iq["from"] = from_local_part + "@" + this->served_hostname;
- else
- iq["from"] = this->served_hostname;
- iq["to"] = to_jid;
- iq["id"] = id;
- iq["type"] = "result";
- iq.close();
- this->send_stanza(iq);
-}
-
-void XmppComponent::send_iq_room_list_result(const std::string& id,
- const std::string to_jid,
- const std::string& from,
- const std::vector<ListElement>& rooms_list)
-{
- Stanza iq("iq");
- iq["from"] = from + "@" + this->served_hostname;
- iq["to"] = to_jid;
- iq["id"] = id;
- iq["type"] = "result";
- XmlNode query("query");
- query["xmlns"] = DISCO_ITEMS_NS;
- for (const auto& room: rooms_list)
- {
- XmlNode item("item");
- item["jid"] = room.channel + "%" + from + "@" + this->served_hostname;
- item.close();
- query.add_child(std::move(item));
- }
- query.close();
- iq.add_child(std::move(query));
- iq.close();
- this->send_stanza(iq);
-}
-
-std::string XmppComponent::next_id()
-{
- char uuid_str[37];
- uuid_t uuid;
- uuid_generate(uuid);
- uuid_unparse(uuid, uuid_str);
- return uuid_str;
-}
diff --git a/src/xmpp/xmpp_component.hpp b/src/xmpp/xmpp_component.hpp
deleted file mode 100644
index a0b06a6..0000000
--- a/src/xmpp/xmpp_component.hpp
+++ /dev/null
@@ -1,303 +0,0 @@
-#ifndef XMPP_COMPONENT_INCLUDED
-# define XMPP_COMPONENT_INCLUDED
-
-#include <xmpp/adhoc_commands_handler.hpp>
-#include <network/tcp_socket_handler.hpp>
-#include <xmpp/xmpp_parser.hpp>
-#include <bridge/bridge.hpp>
-
-#include <unordered_map>
-#include <memory>
-#include <string>
-#include <map>
-
-#define STREAM_NS "http://etherx.jabber.org/streams"
-#define COMPONENT_NS "jabber:component:accept"
-#define MUC_NS "http://jabber.org/protocol/muc"
-#define MUC_USER_NS MUC_NS"#user"
-#define MUC_ADMIN_NS MUC_NS"#admin"
-#define DISCO_NS "http://jabber.org/protocol/disco"
-#define DISCO_ITEMS_NS DISCO_NS"#items"
-#define DISCO_INFO_NS DISCO_NS"#info"
-#define XHTMLIM_NS "http://jabber.org/protocol/xhtml-im"
-#define STANZA_NS "urn:ietf:params:xml:ns:xmpp-stanzas"
-#define STREAMS_NS "urn:ietf:params:xml:ns:xmpp-streams"
-#define VERSION_NS "jabber:iq:version"
-#define ADHOC_NS "http://jabber.org/protocol/commands"
-#define PING_NS "urn:xmpp:ping"
-
-class ListElement;
-
-/**
- * A callback called when the waited iq result is received (it is matched
- * against the iq id)
- */
-using iq_responder_callback_t = std::function<void(Bridge* bridge, const Stanza& stanza)>;
-
-/**
- * An XMPP component, communicating with an XMPP server using the protocole
- * described in XEP-0114: Jabber Component Protocol
- *
- * TODO: implement XEP-0225: Component Connections
- */
-class XmppComponent: public TCPSocketHandler
-{
-public:
- explicit XmppComponent(std::shared_ptr<Poller> poller, const std::string& hostname, const std::string& secret);
- ~XmppComponent();
-
- void on_connection_failed(const std::string& reason) override final;
- void on_connected() override final;
- void on_connection_close(const std::string& error) override final;
- void parse_in_buffer(const size_t size) override final;
-
- /**
- * Returns the bridge for the given user. If it does not exist, return
- * nullptr.
- */
- Bridge* find_user_bridge(const std::string& user_jid);
- /**
- * Return a list of all the managed bridges.
- */
- std::list<Bridge*> get_bridges() const;
-
- /**
- * Returns a unique id, to be used in the 'id' element of our iq stanzas.
- */
- static std::string next_id();
- /**
- * Send a "close" message to all our connected peers. That message
- * depends on the protocol used (this may be a QUIT irc message, or a
- * <stream/>, etc). We may also directly close the connection, or we may
- * wait for the remote peer to acknowledge it before closing.
- */
- void shutdown();
- bool is_document_open() const;
- /**
- * Run a check on all bridges, to remove all disconnected (socket is
- * closed, or no channel is joined) IrcClients. Some kind of garbage collector.
- */
- void clean();
- /**
- * Connect to the XMPP server.
- */
- void start();
- /**
- * Reset the component so we can use the component on a new XMPP stream
- */
- void reset();
- /**
- * Serialize the stanza and add it to the out_buf to be sent to the
- * server.
- */
- void send_stanza(const Stanza& stanza);
- /**
- * Handle the opening of the remote stream
- */
- void on_remote_stream_open(const XmlNode& node);
- /**
- * Handle the closing of the remote stream
- */
- void on_remote_stream_close(const XmlNode& node);
- /**
- * Handle received stanzas
- */
- void on_stanza(const Stanza& stanza);
- /**
- * Send an error stanza. Message being the name of the element inside the
- * stanza, and explanation being a short human-readable sentence
- * describing the error.
- */
- void send_stream_error(const std::string& message, const std::string& explanation);
- /**
- * Send error stanza, described in http://xmpp.org/rfcs/rfc6120.html#stanzas-error
- */
- void send_stanza_error(const std::string& kind, const std::string& to, const std::string& from,
- const std::string& id, const std::string& error_type,
- const std::string& defined_condition, const std::string& text,
- const bool fulljid=true);
- /**
- * Send the closing signal for our document (not closing the connection though).
- */
- void close_document();
- /**
- * Send a message from from@served_hostname, with the given body
- *
- * If fulljid is false, the provided 'from' doesn't contain the
- * server-part of the JID and must be added.
- */
- void send_message(const std::string& from, Xmpp::body&& body,
- const std::string& to, const std::string& type,
- const bool fulljid=false);
- /**
- * Send a join from a new participant
- */
- void send_user_join(const std::string& from,
- const std::string& nick,
- const std::string& realjid,
- const std::string& affiliation,
- const std::string& role,
- const std::string& to,
- const bool self);
- /**
- * Send an error to indicate that the user tried to join an invalid room
- */
- void send_invalid_room_error(const std::string& muc_jid,
- const std::string& nick,
- const std::string& to);
- /**
- * Send an error to indicate that the user tried to send a message to an
- * invalid user.
- */
- void send_invalid_user_error(const std::string& user_name,
- const std::string& to);
- /**
- * Send the MUC topic to the user
- */
- void send_topic(const std::string& from, Xmpp::body&& xmpp_topic, const std::string& to);
- /**
- * Send a (non-private) message to the MUC
- */
- void send_muc_message(const std::string& muc_name, const std::string& nick, Xmpp::body&& body, const std::string& jid_to);
- /**
- * Send an unavailable presence for this nick
- */
- void send_muc_leave(const std::string& muc_name, std::string&& nick, Xmpp::body&& message, const std::string& jid_to, const bool self);
- /**
- * Indicate that a participant changed his nick
- */
- void send_nick_change(const std::string& muc_name,
- const std::string& old_nick,
- const std::string& new_nick,
- const std::string& affiliation,
- const std::string& role,
- const std::string& jid_to,
- const bool self);
- /**
- * An user is kicked from a room
- */
- void kick_user(const std::string& muc_name,
- const std::string& target,
- const std::string& reason,
- const std::string& author,
- const std::string& jid_to);
- /**
- * Send a generic presence error
- */
- void send_presence_error(const std::string& muc_name,
- const std::string& nickname,
- const std::string& jid_to,
- const std::string& type,
- const std::string& condition,
- const std::string& error_code,
- const std::string& text);
- /**
- * Send a presence from the MUC indicating a change in the role and/or
- * affiliation of a participant
- */
- void send_affiliation_role_change(const std::string& muc_name,
- const std::string& target,
- const std::string& affiliation,
- const std::string& role,
- const std::string& jid_to);
- /**
- * Send a result IQ with the gateway disco informations.
- */
- void send_self_disco_info(const std::string& id, const std::string& jid_to);
- /**
- * Send a result IQ with the given version, or the gateway version if the
- * passed string is empty.
- */
- void send_version(const std::string& id, const std::string& jid_to, const std::string& jid_from,
- const std::string& version="");
- /**
- * Send the list of all available ad-hoc commands to that JID. The list is
- * different depending on what JID made the request.
- */
- void send_adhoc_commands_list(const std::string& id, const std::string& requester_jid);
- /**
- * Send an iq version request
- */
- void send_iq_version_request(const std::string& from,
- const std::string& jid_to);
- /**
- * Send a ping request
- */
- void send_ping_request(const std::string& from,
- const std::string& jid_to,
- const std::string& id);
- /**
- * Send an empty iq of type result
- */
- void send_iq_result(const std::string& id, const std::string& to_jid, const std::string& from);
- /**
- * Send the channels list in one big stanza
- */
- void send_iq_room_list_result(const std::string& id, const std::string to_jid,
- const std::string& from,
- const std::vector<ListElement>& rooms_list);
- /**
- * Handle the various stanza types
- */
- void handle_handshake(const Stanza& stanza);
- void handle_presence(const Stanza& stanza);
- void handle_message(const Stanza& stanza);
- void handle_iq(const Stanza& stanza);
- void handle_error(const Stanza& stanza);
-
- /**
- * Whether or not we ever succeeded our authentication to the XMPP server
- */
- bool ever_auth;
- /**
- * Whether or not this is the first consecutive try on connecting to the
- * XMPP server. We use this to delay the connection attempt for a few
- * seconds, if it is not the first try.
- */
- bool first_connection_try;
-
-private:
- /**
- * Return the bridge associated with the given full JID. Create a new one
- * if none already exist.
- */
- Bridge* get_user_bridge(const std::string& user_jid);
- /**
- * Return a buffer provided by the XML parser, to read data directly into
- * it, and avoiding some unnecessary copy.
- */
- void* get_receive_buffer(const size_t size) const override final;
- XmppParser parser;
- std::string stream_id;
- std::string served_hostname;
- std::string secret;
- bool authenticated;
- /**
- * Whether or not OUR XMPP document is open
- */
- bool doc_open;
-
- std::unordered_map<std::string, std::function<void(const Stanza&)>> stanza_handlers;
- AdhocCommandsHandler adhoc_commands_handler;
-
- /**
- * A map of id -> callback. When we want to wait for an iq result, we add
- * the callback to this map, with the iq id as the key. When an iq result
- * is received, we look for a corresponding callback in this map. If
- * found, we call it and remove it.
- */
- std::map<std::string, iq_responder_callback_t> waiting_iq;
-
- /**
- * One bridge for each user of the component. Indexed by the user's full
- * jid
- */
- std::unordered_map<std::string, std::unique_ptr<Bridge>> bridges;
-
- XmppComponent(const XmppComponent&) = delete;
- XmppComponent(XmppComponent&&) = delete;
- XmppComponent& operator=(const XmppComponent&) = delete;
- XmppComponent& operator=(XmppComponent&&) = delete;
-};
-
-#endif // XMPP_COMPONENT_INCLUDED