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#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
namespace logging = boost::log;
namespace src = boost::log::sources;
namespace expr = boost::log::expressions;
namespace keywords = boost::log::keywords;
namespace attrs = boost::log::attributes;
namespace sinks = boost::log::sinks;
using namespace std;
void createModuleOneSink() {
boost::shared_ptr
core = logging::core::get();
boost::shared_ptr
backend = boost::make_shared<
sinks::text_file_backend>(keywords::file_name =
"ModuleOne_%Y-%m-%d_%H-%M-%S_%N.log",
keywords::rotation_size = 5 * 1024 * 1024,
keywords::time_based_rotation = sinks::file::rotation_at_time_point(
12, 0, 0));
typedef sinks::synchronous_sink
sink_t;
boost::shared_ptr
sink(new sink_t(backend));
sink->set_formatter(
expr::stream
<< expr::format_date_time
(
"TimeStamp", "%Y-%m-%d %H:%M:%S")
<< ": <"
<< logging::trivial::severity
<<"> "
<< expr::attr
("Channel")
<< ":"
<< expr::smessage);
using namespace logging::trivial;
sink->set_filter(expr::attr
("Channel") == "module one"&&logging::trivial::severity>=warning);
core->add_sink(sink);
}
void createModuleTwoSink() {
boost::shared_ptr
core = logging::core::get();
boost::shared_ptr
backend = boost::make_shared<
sinks::text_file_backend>(keywords::file_name =
"ModuleTwo_%Y-%m-%d_%H-%M-%S_%N.log",
keywords::rotation_size = 5 * 1024 * 1024,
keywords::time_based_rotation = sinks::file::rotation_at_time_point(
12, 0, 0));
typedef sinks::synchronous_sink
sink_t;
boost::shared_ptr
sink(new sink_t(backend));
sink->set_formatter(
expr::stream
<< expr::format_date_time
(
"TimeStamp", "%Y-%m-%d %H:%M:%S")
<< ": <"
<< logging::trivial::severity
<< "> "
<< expr::attr
("Channel")
<<":"
<< expr::smessage);
sink->set_filter(expr::attr
("Channel") == "module two");
core->add_sink(sink);
}
int main(int, char*[]) {
createModuleOneSink();
createModuleTwoSink();
logging::add_common_attributes();
using namespace logging::trivial;
logging::core::get()->set_filter
(
logging::trivial::severity >= logging::trivial::info
);
src::severity_channel_logger
std::string> moduleOneLogger(keywords::channel = "module one");
src::severity_channel_logger
std::string> moduleTwoLogger(keywords::channel = "module two");
BOOST_LOG_SEV(moduleOneLogger, trace)<< "A trace severity message";
BOOST_LOG_SEV(moduleOneLogger, debug)<< "A debug severity message";
BOOST_LOG_SEV(moduleOneLogger, info)<< "An informational severity message";
BOOST_LOG_SEV(moduleOneLogger, warning)<< "A warning severity message";
BOOST_LOG_SEV(moduleOneLogger, error)<< "An error severity message";
BOOST_LOG_SEV(moduleOneLogger, fatal)<< "A fatal severity message";
BOOST_LOG_SEV(moduleTwoLogger, info)<< "An informational severity message";
BOOST_LOG_SEV(moduleTwoLogger, fatal)<< "An informational severity message";
BOOST_LOG_SEV(moduleOneLogger, trace)<< "A trace severity message";
return 0;
}
2014-02-25 22:10:20:
module one:A warning severity message
2014-02-25 22:10:20:
module one:An error severity message
2014-02-25 22:10:20:
module one:A fatal severity message
2014-02-25 22:10:20:
module two:An informational severity message
2014-02-25 22:10:20:
module two:An informational severity message
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