easylogging++: Add logging categories

This commit is contained in:
moneromooo-monero 2016-12-11 12:19:34 +00:00
parent c50bbbfedd
commit 2a0bf7834c
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1 changed files with 111 additions and 1 deletions

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@ -356,6 +356,7 @@ ELPP_INTERNAL_DEBUGGING_OUT_INFO << ELPP_INTERNAL_DEBUGGING_MSG(internalInfoStre
#include <string>
#include <vector>
#include <map>
#include <deque>
#include <utility>
#include <functional>
#include <algorithm>
@ -601,6 +602,28 @@ namespace el {
return Level::Trace;
return Level::Unknown;
}
/// @brief Converts from prefix of levelStr to Level
/// @param levelStr Upper case string based level.
/// Lower case is also valid but providing upper case is recommended.
static Level convertFromStringPrefix(const char* levelStr) {
if ((strncmp(levelStr, "GLOBAL", 6) == 0) || (strncmp(levelStr, "global", 6) == 0))
return Level::Global;
if ((strncmp(levelStr, "DEBUG", 5) == 0) || (strncmp(levelStr, "debug", 5) == 0))
return Level::Debug;
if ((strncmp(levelStr, "INFO", 4) == 0) || (strncmp(levelStr, "info", 4) == 0))
return Level::Info;
if ((strncmp(levelStr, "WARNING", 7) == 0) || (strncmp(levelStr, "warning", 7) == 0))
return Level::Warning;
if ((strncmp(levelStr, "ERROR", 5) == 0) || (strncmp(levelStr, "error", 5) == 0))
return Level::Error;
if ((strncmp(levelStr, "FATAL", 5) == 0) || (strncmp(levelStr, "fatal", 5) == 0))
return Level::Fatal;
if ((strncmp(levelStr, "VERBOSE", 7) == 0) || (strncmp(levelStr, "verbose", 7) == 0))
return Level::Verbose;
if ((strncmp(levelStr, "TRACE", 5) == 0) || (strncmp(levelStr, "trace", 5) == 0))
return Level::Trace;
return Level::Unknown;
}
/// @brief Applies specified function to each level starting from startIndex
/// @param startIndex initial value to start the iteration from. This is passed as pointer and
/// is left-shifted so this can be used inside function (fn) to represent current level.
@ -3755,6 +3778,11 @@ inline void FUNCTION_NAME(const T&);
m_modules.clear();
}
inline void clearCategories(void) {
base::threading::ScopedLock scopedLock(lock());
m_categories.clear();
}
void setModules(const char* modules) {
base::threading::ScopedLock scopedLock(lock());
auto addSuffix = [](std::stringstream& ss, const char* sfx, const char* prev) {
@ -3827,6 +3855,52 @@ inline void FUNCTION_NAME(const T&);
}
}
void setCategories(const char* categories, bool clear = true) {
base::threading::ScopedLock scopedLock(lock());
auto insert = [&](std::stringstream& ss, Level level) {
m_categories.push_back(std::make_pair(ss.str(), level));
};
if (clear)
m_categories.clear();
if (!categories)
return;
bool isCat = true;
bool isLevel = false;
std::stringstream ss;
Level level = Level::Unknown;
for (; *categories; ++categories) {
switch (*categories) {
case ':':
isLevel = true;
isCat = false;
break;
case ',':
isLevel = false;
isCat = true;
if (!ss.str().empty() && level != Level::Unknown) {
insert(ss, level);
ss.str(std::string(""));
level = Level::Unknown;
}
break;
default:
if (isCat) {
ss << *categories;
} else if (isLevel) {
level = LevelHelper::convertFromStringPrefix(categories);
if (level != Level::Unknown)
categories += strlen(LevelHelper::convertToString(level)) - 1;
}
break;
}
}
if (!ss.str().empty() && level != Level::Unknown) {
insert(ss, level);
}
}
bool allowed(base::type::VerboseLevel vlevel, const char* file) {
base::threading::ScopedLock scopedLock(lock());
if (m_modules.empty() || file == nullptr) {
@ -3845,6 +3919,33 @@ inline void FUNCTION_NAME(const T&);
}
}
// Log levels are sorted in a weird way...
int priority(Level level) {
if (level == Level::Fatal) return 0;
if (level == Level::Error) return 1;
if (level == Level::Warning) return 2;
if (level == Level::Info) return 3;
if (level == Level::Debug) return 4;
if (level == Level::Verbose) return 5;
if (level == Level::Trace) return 6;
return 7;
}
bool allowed(Level level, const char* category) {
base::threading::ScopedLock scopedLock(lock());
if (m_categories.empty() || category == nullptr) {
return false;
} else {
std::deque<std::pair<std::string, Level>>::const_reverse_iterator it = m_categories.rbegin();
for (; it != m_categories.rend(); ++it) {
if (base::utils::Str::wildCardMatch(category, it->first.c_str())) {
return priority(level) <= priority(it->second);
}
}
return false;
}
}
inline const std::map<std::string, base::type::VerboseLevel>& modules(void) const {
return m_modules;
}
@ -3873,6 +3974,7 @@ inline void FUNCTION_NAME(const T&);
base::type::VerboseLevel m_level;
base::type::EnumType* m_pFlags;
std::map<std::string, base::type::VerboseLevel> m_modules;
std::deque<std::pair<std::string, Level>> m_categories;
};
} // namespace base
class LogMessage {
@ -5036,7 +5138,7 @@ ELPP_LITERAL("(") << elem->first << ELPP_LITERAL(", ") << elem->second << ELPP_L
}
if (ELPP->hasFlag(LoggingFlag::HierarchicalLogging)) {
m_proceed = m_level == Level::Verbose ? m_logger->enabled(m_level) :
LevelHelper::castToInt(m_level) >= LevelHelper::castToInt(ELPP->m_loggingLevel);
ELPP->vRegistry()->allowed(m_level, loggerId.c_str());
} else {
m_proceed = m_logger->enabled(m_level);
}
@ -6014,10 +6116,18 @@ el::base::type::ostream_t& operator<<(el::base::type::ostream_t& OutputStreamIns
ELPP->vRegistry()->setModules(modules);
}
}
/// @brief Sets categories as specified (on the fly)
static inline void setCategories(const char* categories, bool clear = true) {
ELPP->vRegistry()->setCategories(categories, clear);
}
/// @brief Clears vmodules
static inline void clearVModules(void) {
ELPP->vRegistry()->clearModules();
}
/// @brief Clears categories
static inline void clearCategories(void) {
ELPP->vRegistry()->clearCategories();
}
};
class VersionInfo : base::StaticClass {
public: