git.sesse.net Git - casparcg/blob - common/log.cpp

   1 /*\r
   2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>\r
   3 *\r
   4 * This file is part of CasparCG (www.casparcg.com).\r
   5 *\r
   6 * CasparCG is free software: you can redistribute it and/or modify\r
   7 * it under the terms of the GNU General Public License as published by\r
   8 * the Free Software Foundation, either version 3 of the License, or\r
   9 * (at your option) any later version.\r
  10 *\r
  11 * CasparCG is distributed in the hope that it will be useful,\r
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14 * GNU General Public License for more details.\r
  15 *\r
  16 * You should have received a copy of the GNU General Public License\r
  17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.\r
  18 *\r
  19 * Author: Robert Nagy, ronag89@gmail.com\r
  20 */\r
  21 \r
  22 #include "stdafx.h"\r
  23 \r
  24 #if defined(_MSC_VER)\r
  25 #pragma warning (disable : 4100) // 'identifier' : unreferenced formal parameter\r
  26 #pragma warning (disable : 4512) // 'class' : assignment operator could not be generated\r
  27 #endif\r
  28 \r
  29 #include "log.h"\r
  30 \r
  31 #include "except.h"\r
  32 #include "utf.h"\r
  33 \r
  34 #include <ios>\r
  35 #include <string>\r
  36 #include <ostream>\r
  37 \r
  38 #include <boost/shared_ptr.hpp>\r
  39 #include <boost/make_shared.hpp>\r
  40 #include <boost/filesystem/convenience.hpp>\r
  41 #include <boost/date_time/posix_time/posix_time.hpp>\r
  42 #include <boost/algorithm/string.hpp>\r
  43 \r
  44 #include <boost/log/core/core.hpp>\r
  45 \r
  46 #include <boost/log/formatters/stream.hpp>\r
  47 #include <boost/log/formatters/attr.hpp>\r
  48 #include <boost/log/formatters/date_time.hpp>\r
  49 #include <boost/log/formatters/message.hpp>\r
  50 \r
  51 #include <boost/log/filters/attr.hpp>\r
  52 \r
  53 #include <boost/log/sinks/text_file_backend.hpp>\r
  54 \r
  55 #include <boost/log/detail/universal_path.hpp>\r
  56 \r
  57 #include <boost/log/sinks/text_file_backend.hpp>\r
  58 #include <boost/log/sinks/text_ostream_backend.hpp>\r
  59 #include <boost/log/sinks/sync_frontend.hpp>\r
  60 #include <boost/log/sinks/async_frontend.hpp>\r
  61 #include <boost/log/core/record.hpp>\r
  62 #include <boost/log/utility/attribute_value_extractor.hpp>\r
  63 \r
  64 #include <boost/log/utility/init/common_attributes.hpp>\r
  65 #include <boost/log/utility/empty_deleter.hpp>\r
  66 #include <boost/lambda/lambda.hpp>\r
  67 \r
  68 namespace caspar { namespace log {\r
  69 \r
  70 using namespace boost;\r
  71 \r
  72 template<typename T>\r
  73 inline void replace_nonprintable(std::basic_string<T, std::char_traits<T>, std::allocator<T>>& str, T with)\r
  74 {\r
  75         std::locale loc;\r
  76         std::replace_if(str.begin(), str.end(), [&](T c)->bool { return !std::isprint(c, loc) && c != '\r' && c != '\n'; }, with);\r
  77 }\r
  78 \r
  79 template<typename T>\r
  80 inline std::basic_string<T> replace_nonprintable_copy(std::basic_string<T, std::char_traits<T>, std::allocator<T>> str, T with)\r
  81 {\r
  82         replace_nonprintable(str, with);\r
  83         return str;\r
  84 }\r
  85 \r
  86 void my_formatter(std::wostream& strm, boost::log::basic_record<wchar_t> const& rec)\r
  87 {\r
  88     namespace lambda = boost::lambda;\r
  89         \r
  90         #pragma warning(disable : 4996)\r
  91         time_t rawtime;\r
  92         struct tm* timeinfo;\r
  93         time(&rawtime );\r
  94         timeinfo = localtime ( &rawtime );\r
  95         char buffer [80];\r
  96         strftime (buffer,80, "%c", timeinfo);\r
  97         strm << L"[" << buffer << L"] ";\r
  98                 \r
  99     boost::log::attributes::current_thread_id::held_type thread_id;\r
 100     if(boost::log::extract<boost::log::attributes::current_thread_id::held_type>(L"ThreadID", rec.attribute_values(), lambda::var(thread_id) = lambda::_1))\r
 101         strm << L"[" << thread_id << L"] ";\r
 102         \r
 103     severity_level severity;\r
 104     if(boost::log::extract<severity_level>(boost::log::sources::aux::severity_attribute_name<wchar_t>::get(), rec.attribute_values(), lambda::var(severity) = lambda::_1))\r
 105         {\r
 106                 std::stringstream ss;\r
 107                 ss << severity;\r
 108         strm << L"[" << severity << L"] ";\r
 109                 for(int n = 0; n < 7-static_cast<int>(ss.str().size()); ++n)\r
 110                         strm << L" ";\r
 111         }\r
 112 \r
 113     strm << replace_nonprintable_copy(rec.message(), L'?');\r
 114 }\r
 115 \r
 116 namespace internal{\r
 117         \r
 118 void init()\r
 119 {       \r
 120         boost::log::add_common_attributes<wchar_t>();\r
 121         typedef boost::log::aux::add_common_attributes_constants<wchar_t> traits_t;\r
 122 \r
 123         typedef boost::log::sinks::synchronous_sink<boost::log::sinks::wtext_file_backend> file_sink_type;\r
 124 \r
 125         typedef boost::log::sinks::asynchronous_sink<boost::log::sinks::wtext_ostream_backend> stream_sink_type;\r
 126 \r
 127         auto stream_backend = boost::make_shared<boost::log::sinks::wtext_ostream_backend>();\r
 128         stream_backend->add_stream(boost::shared_ptr<std::wostream>(&std::wcout, boost::log::empty_deleter()));\r
 129         stream_backend->auto_flush(true);\r
 130 \r
 131         auto stream_sink = boost::make_shared<stream_sink_type>(stream_backend);\r
 132         \r
 133 //#ifdef NDEBUG\r
 134 //      stream_sink->set_filter(boost::log::filters::attr<severity_level>(boost::log::sources::aux::severity_attribute_name<wchar_t>::get()) >= debug);\r
 135 //#else\r
 136 //      stream_sink->set_filter(boost::log::filters::attr<severity_level>(boost::log::sources::aux::severity_attribute_name<wchar_t>::get()) >= debug);\r
 137 //#endif\r
 138 \r
 139         stream_sink->locked_backend()->set_formatter(&my_formatter);\r
 140 \r
 141         boost::log::wcore::get()->add_sink(stream_sink);\r
 142 }\r
 143 \r
 144 }\r
 145 \r
 146 void add_file_sink(const std::wstring& folder)\r
 147 {       \r
 148         boost::log::add_common_attributes<wchar_t>();\r
 149         typedef boost::log::aux::add_common_attributes_constants<wchar_t> traits_t;\r
 150 \r
 151         typedef boost::log::sinks::synchronous_sink<boost::log::sinks::wtext_file_backend> file_sink_type;\r
 152 \r
 153         try\r
 154         {\r
 155                 if(!boost::filesystem::is_directory(folder))\r
 156                         BOOST_THROW_EXCEPTION(directory_not_found());\r
 157 \r
 158                 auto file_sink = boost::make_shared<file_sink_type>(\r
 159                         boost::log::keywords::file_name = (folder + L"caspar_%Y-%m-%d.log"),\r
 160                         boost::log::keywords::time_based_rotation = boost::log::sinks::file::rotation_at_time_point(0, 0, 0),\r
 161                         boost::log::keywords::auto_flush = true,\r
 162                         boost::log::keywords::open_mode = std::ios::app\r
 163                 );\r
 164                 \r
 165                 file_sink->locked_backend()->set_formatter(&my_formatter);\r
 166 \r
 167 //#ifdef NDEBUG\r
 168 //              file_sink->set_filter(boost::log::filters::attr<severity_level>(boost::log::sources::aux::severity_attribute_name<wchar_t>::get()) >= debug);\r
 169 //#else\r
 170 //              file_sink->set_filter(boost::log::filters::attr<severity_level>(boost::log::sources::aux::severity_attribute_name<wchar_t>::get()) >= debug);\r
 171 //#endif\r
 172                 boost::log::wcore::get()->add_sink(file_sink);\r
 173         }\r
 174         catch(...)\r
 175         {\r
 176                 std::wcerr << L"Failed to Setup File Logging Sink" << std::endl << std::endl;\r
 177         }\r
 178 }\r
 179 \r
 180 void set_log_level(const std::wstring& lvl)\r
 181 {       \r
 182         if(boost::iequals(lvl, L"trace"))\r
 183                 boost::log::wcore::get()->set_filter(boost::log::filters::attr<severity_level>(boost::log::sources::aux::severity_attribute_name<wchar_t>::get()) >= trace);\r
 184         else if(boost::iequals(lvl, L"debug"))\r
 185                 boost::log::wcore::get()->set_filter(boost::log::filters::attr<severity_level>(boost::log::sources::aux::severity_attribute_name<wchar_t>::get()) >= debug);\r
 186         else if(boost::iequals(lvl, L"info"))\r
 187                 boost::log::wcore::get()->set_filter(boost::log::filters::attr<severity_level>(boost::log::sources::aux::severity_attribute_name<wchar_t>::get()) >= info);\r
 188         else if(boost::iequals(lvl, L"warning"))\r
 189                 boost::log::wcore::get()->set_filter(boost::log::filters::attr<severity_level>(boost::log::sources::aux::severity_attribute_name<wchar_t>::get()) >= warning);\r
 190         else if(boost::iequals(lvl, L"error"))\r
 191                 boost::log::wcore::get()->set_filter(boost::log::filters::attr<severity_level>(boost::log::sources::aux::severity_attribute_name<wchar_t>::get()) >= error);\r
 192         else if(boost::iequals(lvl, L"fatal"))\r
 193                 boost::log::wcore::get()->set_filter(boost::log::filters::attr<severity_level>(boost::log::sources::aux::severity_attribute_name<wchar_t>::get()) >= fatal);\r
 194 }\r
 195 \r
 196 }}