icinga2/lib/base/sysloglogger.cpp

143 lines
4.3 KiB
C++

/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
#ifndef _WIN32
#include "base/sysloglogger.hpp"
#include "base/sysloglogger-ti.cpp"
#include "base/configtype.hpp"
#include "base/statsfunction.hpp"
#include <syslog.h>
using namespace icinga;
REGISTER_TYPE(SyslogLogger);
REGISTER_STATSFUNCTION(SyslogLogger, &SyslogLogger::StatsFunc);
INITIALIZE_ONCE(&SyslogHelper::StaticInitialize);
std::map<String, int> SyslogHelper::m_FacilityMap;
void SyslogHelper::StaticInitialize()
{
ScriptGlobal::Set("System.FacilityAuth", "LOG_AUTH", true);
ScriptGlobal::Set("System.FacilityAuthPriv", "LOG_AUTHPRIV", true);
ScriptGlobal::Set("System.FacilityCron", "LOG_CRON", true);
ScriptGlobal::Set("System.FacilityDaemon", "LOG_DAEMON", true);
ScriptGlobal::Set("System.FacilityFtp", "LOG_FTP", true);
ScriptGlobal::Set("System.FacilityKern", "LOG_KERN", true);
ScriptGlobal::Set("System.FacilityLocal0", "LOG_LOCAL0", true);
ScriptGlobal::Set("System.FacilityLocal1", "LOG_LOCAL1", true);
ScriptGlobal::Set("System.FacilityLocal2", "LOG_LOCAL2", true);
ScriptGlobal::Set("System.FacilityLocal3", "LOG_LOCAL3", true);
ScriptGlobal::Set("System.FacilityLocal4", "LOG_LOCAL4", true);
ScriptGlobal::Set("System.FacilityLocal5", "LOG_LOCAL5", true);
ScriptGlobal::Set("System.FacilityLocal6", "LOG_LOCAL6", true);
ScriptGlobal::Set("System.FacilityLocal7", "LOG_LOCAL7", true);
ScriptGlobal::Set("System.FacilityLpr", "LOG_LPR", true);
ScriptGlobal::Set("System.FacilityMail", "LOG_MAIL", true);
ScriptGlobal::Set("System.FacilityNews", "LOG_NEWS", true);
ScriptGlobal::Set("System.FacilitySyslog", "LOG_SYSLOG", true);
ScriptGlobal::Set("System.FacilityUser", "LOG_USER", true);
ScriptGlobal::Set("System.FacilityUucp", "LOG_UUCP", true);
m_FacilityMap["LOG_AUTH"] = LOG_AUTH;
m_FacilityMap["LOG_AUTHPRIV"] = LOG_AUTHPRIV;
m_FacilityMap["LOG_CRON"] = LOG_CRON;
m_FacilityMap["LOG_DAEMON"] = LOG_DAEMON;
m_FacilityMap["LOG_FTP"] = LOG_FTP;
m_FacilityMap["LOG_KERN"] = LOG_KERN;
m_FacilityMap["LOG_LOCAL0"] = LOG_LOCAL0;
m_FacilityMap["LOG_LOCAL1"] = LOG_LOCAL1;
m_FacilityMap["LOG_LOCAL2"] = LOG_LOCAL2;
m_FacilityMap["LOG_LOCAL3"] = LOG_LOCAL3;
m_FacilityMap["LOG_LOCAL4"] = LOG_LOCAL4;
m_FacilityMap["LOG_LOCAL5"] = LOG_LOCAL5;
m_FacilityMap["LOG_LOCAL6"] = LOG_LOCAL6;
m_FacilityMap["LOG_LOCAL7"] = LOG_LOCAL7;
m_FacilityMap["LOG_LPR"] = LOG_LPR;
m_FacilityMap["LOG_MAIL"] = LOG_MAIL;
m_FacilityMap["LOG_NEWS"] = LOG_NEWS;
m_FacilityMap["LOG_SYSLOG"] = LOG_SYSLOG;
m_FacilityMap["LOG_USER"] = LOG_USER;
m_FacilityMap["LOG_UUCP"] = LOG_UUCP;
}
bool SyslogHelper::ValidateFacility(const String& facility)
{
if (m_FacilityMap.find(facility) == m_FacilityMap.end()) {
try {
Convert::ToLong(facility);
} catch (const std::exception&) {
return false;
}
}
return true;
}
int SyslogHelper::SeverityToNumber(LogSeverity severity)
{
switch (severity) {
case LogDebug:
return LOG_DEBUG;
case LogNotice:
return LOG_NOTICE;
case LogWarning:
return LOG_WARNING;
case LogCritical:
return LOG_CRIT;
case LogInformation:
default:
return LOG_INFO;
}
}
int SyslogHelper::FacilityToNumber(const String& facility)
{
auto it = m_FacilityMap.find(facility);
if (it != m_FacilityMap.end())
return it->second;
else
return Convert::ToLong(facility);
}
void SyslogLogger::StatsFunc(const Dictionary::Ptr& status, const Array::Ptr&)
{
DictionaryData nodes;
for (const SyslogLogger::Ptr& sysloglogger : ConfigType::GetObjectsByType<SyslogLogger>()) {
nodes.emplace_back(sysloglogger->GetName(), 1); //add more stats
}
status->Set("sysloglogger", new Dictionary(std::move(nodes)));
}
void SyslogLogger::OnConfigLoaded()
{
ObjectImpl<SyslogLogger>::OnConfigLoaded();
m_Facility = SyslogHelper::FacilityToNumber(GetFacility());
}
void SyslogLogger::ValidateFacility(const Lazy<String>& lvalue, const ValidationUtils& utils)
{
ObjectImpl<SyslogLogger>::ValidateFacility(lvalue, utils);
if (!SyslogHelper::ValidateFacility(lvalue()))
BOOST_THROW_EXCEPTION(ValidationError(this, { "facility" }, "Invalid facility specified."));
}
/**
* Processes a log entry and outputs it to syslog.
*
* @param entry The log entry.
*/
void SyslogLogger::ProcessLogEntry(const LogEntry& entry)
{
syslog(SyslogHelper::SeverityToNumber(entry.Severity) | m_Facility,
"%s", entry.Message.CStr());
}
void SyslogLogger::Flush()
{
/* Nothing to do here. */
}
#endif /* _WIN32 */