Utils/Logger: Add log formatting console commands

Utils/Logger/IOStreamTarget.cci

@@ -31,7 +31,7 @@
 ///////////////////////////////cci.p///////////////////////////////////////
 
 prefix_ senf::log::IOStreamTarget::IOStreamTarget(std::string const & name, std::ostream & os)
-    : Target(name), stream_ (os)
+    : Target(name), LogFormat(consoleDir()), stream_ (os)
 {}
 
 ///////////////////////////////cci.e///////////////////////////////////////

Utils/Logger/LogFormat.cc

@@ -32,6 +32,7 @@
 #include <locale>
 #include <boost/date_time/posix_time/posix_time.hpp>
 #include "../Scheduler/ClockService.hh"
+#include "../Console/Console.hh"
 
 //#include "LogFormat.mpp"
 #define prefix_
@@ -41,13 +42,66 @@ prefix_ senf::log::detail::LogFormat::LogFormat()
     : tag_ (detail::getDefaultTag()), noformat_ (false), showTime_ (true),
       showStream_ (false), showLevel_ (true), showArea_ (true), timeBase_ (-1)
 {
-    std::locale const & loc (datestream_.getloc());
-    datestream_.imbue( std::locale(
-                           loc, new boost::posix_time::time_facet("%Y-%m-%d %H:%M:%S.%f-0000")) );
+    timeFormat("%Y-%m-%d %H:%M:%S.%f-0000");
+}
+
+prefix_ senf::log::detail::LogFormat::LogFormat(console::ScopedDirectory<> & dir)
+    : tag_ (detail::getDefaultTag()), noformat_ (false), showTime_ (true),
+      showStream_ (false), showLevel_ (true), showArea_ (true), timeBase_ (-1)
+{
+    namespace kw = senf::console::kw;
+
+    timeFormat("%Y-%m-%d %H:%M:%S.%f-0000");
+
+    dir.add("showTime", senf::membind(&LogFormat::showTime, this))
+        .arg("flag","whether to display the time in log messages",
+             kw::default_value = true)
+        .doc("Set time display in log messages. If time display is enabled, see the 'timeFormat'\n"
+             "command to set the time format.");
+    dir.add("showStream", senf::membind(&LogFormat::showStream, this))
+        .arg("flag","whether to display the stream in log messages",
+             kw::default_value = true)
+        .doc("Set strean display in log messages.");
+    dir.add("showLevel", senf::membind(&LogFormat::showLevel, this))
+        .arg("flag","whether to display the log level in log messages",
+             kw::default_value = true)
+        .doc("Set log level display in log messages.");
+    dir.add("showArea", senf::membind(&LogFormat::showArea, this))
+        .arg("flag","whether to display the area in log messages",
+             kw::default_value = true)
+        .doc("Set area display in log messages.");
+    dir.add("timeFormat", senf::membind(&LogFormat::timeFormat, this))
+        .arg("format","time format")
+        .doc("Set time format. The time format is specified using a format string. This format\n"
+             "string follows the strftime format.\n"
+             "\n"
+             "As additional option, the format string may be set to the empty string. In this\n"
+             "case the time will be displayed as 'second.nanosecond' value. IN this case, the\n"
+             "time is displayed relative to the first message after changing the format.");
+    dir.add("tag", senf::membind(&LogFormat::tag, this))
+        .arg("tag","log message tag prefix")
+        .doc("Every log message is optionally prefixed with a tag value. This value defaults to\n"
+             "the executable name and pid.");
+    dir.add("format", senf::membind(&LogFormat::consoleFormat, this))
+        .doc("Show the current log message format.");
+}
+
+prefix_ void senf::log::detail::LogFormat::consoleFormat(std::ostream & os)
+{
+    if (showTime_)                                           os << "showTime ";
+    if (showStream_)                                         os << "showStream ";
+    if (showLevel_)                                          os << "showLevel ";
+    if (showArea_)                                           os << "showArea ";
+    if (showTime_ || showStream_ || showLevel_ || showArea_) os << "\n";
+    else                                                     os << "(all flags disabled)\n";
+
+    os << "timeFormat \"" << timeFormat_ << "\"\n";
+    os << "tag \""        << tag_        << "\"\n";
 }
 
 prefix_ void senf::log::detail::LogFormat::timeFormat(std::string const & format)
 {
+    timeFormat_ = format;
     if (format.empty()) {
         noformat_ = true;
         timeBase_ = -1;

Utils/Logger/LogFormat.hh

@@ -29,6 +29,7 @@
 // Custom includes
 #include <sstream>
 #include "Target.hh"
+#include "../Console/LazyDirectory.hh"
 
 //#include "LogFormat.mpp"
 ///////////////////////////////hh.p////////////////////////////////////////
@@ -41,6 +42,7 @@ namespace detail {
     {
     public:
         LogFormat();
+        explicit LogFormat(console::ScopedDirectory<> & dir);
 
         void showTime(bool flag = true); ///< Enable or disable output of time field
         void showStream(bool flag = true); ///< Enable or disable output of stream field
@@ -69,7 +71,10 @@ namespace detail {
         bool isPlainFormat() const;
 
     private:
+        void consoleFormat(std::ostream & os);
+
         std::string tag_;
+        std::string timeFormat_;
         std::stringstream datestream_;
         bool noformat_;
         bool showTime_;

Utils/Logger/SyslogUDPTarget.cci

@@ -34,25 +34,25 @@
 
 prefix_ senf::log::SyslogUDPTarget::SyslogUDPTarget(senf::INet4Address const & target,
                                                     int facility)
-    : Target("udp-" + senf::str(target)), facility_ (facility),
+    : Target("udp-" + senf::str(target)), LogFormat(consoleDir()), facility_ (facility),
       handle_ ( senf::ConnectedUDPv4ClientSocketHandle(senf::INet4SocketAddress(target, 514u)) )
 {}
 
 prefix_ senf::log::SyslogUDPTarget::SyslogUDPTarget(senf::INet4SocketAddress const & target,
                                                     int facility)
-    : Target("udp-" + senf::str(target)), facility_ (facility),
+    : Target("udp-" + senf::str(target)), LogFormat(consoleDir()), facility_ (facility),
       handle_ ( senf::ConnectedUDPv4ClientSocketHandle(target) )
 {}
 
 prefix_ senf::log::SyslogUDPTarget::SyslogUDPTarget(senf::INet6Address const & target,
                                                     int facility)
-    : Target("udp-" + senf::str(target)), facility_ (facility),
+    : Target("udp-" + senf::str(target)), LogFormat(consoleDir()), facility_ (facility),
       handle_ ( senf::ConnectedUDPv6ClientSocketHandle(senf::INet6SocketAddress(target, 514u)) )
 {}
 
 prefix_ senf::log::SyslogUDPTarget::SyslogUDPTarget(senf::INet6SocketAddress const & target,
                                                     int facility)
-    : Target("udp-" + senf::str(target)), facility_ (facility),
+    : Target("udp-" + senf::str(target)), LogFormat(consoleDir()), facility_ (facility),
       handle_ ( senf::ConnectedUDPv6ClientSocketHandle(target) )
 {}
 

Utils/Logger/Target.cc

@@ -277,6 +277,11 @@ prefix_ void senf::log::detail::TargetRegistry::consoleWrite(std::string const &
     write(*s, *a, level, msg);
 }
 
+prefix_ senf::console::ScopedDirectory<> & senf::log::Target::consoleDir()
+{
+    return consoleDir_();
+}
+
 ////////////////////////////////////////
 // private members
 

Utils/Logger/Target.hh

@@ -341,6 +341,9 @@ namespace log {
 
         void flush();                   ///< Clear routing table
 
+    protected:
+        senf::console::ScopedDirectory<> & consoleDir(); ///< Get console/config directory
+
     private:
         void route(detail::StreamBase const * stream, detail::AreaBase const * area,
                    unsigned level, action_t action, int index);