From cfae7b4dd30282209debec1d7680be8d974d0e46 Mon Sep 17 00:00:00 2001
From: Dennis Brentjes <d.brentjes@gmail.com>
Date: Thu, 22 Sep 2016 16:05:07 +0200
Subject: Added a logging facility using boost::log::trivial.

---
 CMakeLists.txt        |  1 +
 liblog/CMakeLists.txt | 24 ++++++++++++++++++++++++
 liblog/logging.cpp    | 28 ++++++++++++++++++++++++++++
 liblog/logging.hpp    |  6 ++++++
 node/CMakeLists.txt   |  1 +
 5 files changed, 60 insertions(+)
 create mode 100644 liblog/CMakeLists.txt
 create mode 100644 liblog/logging.cpp
 create mode 100644 liblog/logging.hpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0483633..0037310 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,6 +18,7 @@ endif(DOXYGEN_FOUND)
 add_subdirectory(libcmix-crypto)
 add_subdirectory(libcmix)
 
+add_subdirectory(liblog)
 add_subdirectory(libcmix-network)
 
 add_subdirectory(network-handler)
diff --git a/liblog/CMakeLists.txt b/liblog/CMakeLists.txt
new file mode 100644
index 0000000..cb4ce84
--- /dev/null
+++ b/liblog/CMakeLists.txt
@@ -0,0 +1,24 @@
+find_package(Boost COMPONENTS log system REQUIRED)
+find_package(Threads)
+
+add_library(log
+	logging.hpp logging.cpp
+)
+
+target_include_directories(log
+	PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}
+)
+
+target_compile_definitions(log
+	PUBLIC BOOST_LOG_DYN_LINK
+)
+
+target_compile_options(log
+	PRIVATE -std=c++11
+)
+
+target_link_libraries(log
+	PRIVATE Boost::log
+	PRIVATE Boost::system
+	PUBLIC ${CMAKE_THREAD_LIBS_INIT}
+)
\ No newline at end of file
diff --git a/liblog/logging.cpp b/liblog/logging.cpp
new file mode 100644
index 0000000..c92247c
--- /dev/null
+++ b/liblog/logging.cpp
@@ -0,0 +1,28 @@
+
+#include "logging.hpp"
+
+#include <boost/log/core.hpp>
+#include <boost/log/expressions.hpp>
+#include <boost/log/sinks/text_file_backend.hpp>
+#include <boost/log/utility/setup/file.hpp>
+#include <boost/log/utility/setup/common_attributes.hpp>
+#include <boost/log/sources/severity_logger.hpp>
+#include <boost/log/sources/record_ostream.hpp>
+
+void init_logging(boost::log::trivial::severity_level log_level)
+{
+	boost::log::add_common_attributes();
+	boost::log::register_simple_formatter_factory< boost::log::trivial::severity_level, char >("Severity");
+
+	boost::log::add_file_log
+	(
+		boost::log::keywords::file_name = "node%N.log",
+		boost::log::keywords::rotation_size = 10 * 1024 * 1024,
+		boost::log::keywords::format = "[%Severity%] (%TimeStamp%): %Message%"
+	);
+
+	boost::log::core::get()->set_filter
+	(
+		boost::log::trivial::severity >= log_level
+	);
+}
diff --git a/liblog/logging.hpp b/liblog/logging.hpp
new file mode 100644
index 0000000..7a4e03e
--- /dev/null
+++ b/liblog/logging.hpp
@@ -0,0 +1,6 @@
+#pragma once
+
+#include <boost/log/trivial.hpp>
+
+void init_logging(boost::log::trivial::severity_level log_level);
+
diff --git a/node/CMakeLists.txt b/node/CMakeLists.txt
index 895cfb2..1c3b771 100644
--- a/node/CMakeLists.txt
+++ b/node/CMakeLists.txt
@@ -13,6 +13,7 @@ target_link_libraries(node
 	PRIVATE Boost::boost
 	PRIVATE Boost::program_options
 	PRIVATE Boost::system
+	PRIVATE log
 	PRIVATE cmix
 	PRIVATE cmix-network
 )
-- 
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