logging.cc File Reference

#include "util/logging_internal.h"
#include <errno.h>
#include <fcntl.h>
#include <pthread.h>
#include <syslog.h>
#include <time.h>
#include <unistd.h>
#include <cassert>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <vector>
#include "util/export.h"
#include "util/mutex.h"
#include "util/platform.h"
#include "util/posix.h"
#include "util/single_copy.h"
#include "util/smalloc.h"

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Classes
class	anonymous_namespace{logging.cc}::LogBuffer

Namespaces
	anonymous_namespace{logging.cc}

Functions
static void	LogCustom (unsigned id, const std::string &message)
void	SetLogSyslogLevel (const int level)
int	GetLogSyslogLevel ()
void	SetLogSyslogFacility (const int local_facility)
int	GetLogSyslogFacility ()
void	SetLogSyslogPrefix (const std::string &prefix)
void	SetLogSyslogShowPID (bool flag)
void	SetLogVerbosity (const LogLevels max_level)
void	SetLogMicroSyslogMaxSize (unsigned bytes)
void	SetLogMicroSyslog (const std::string &filename)
std::string	GetLogMicroSyslog ()
static void	LogMicroSyslog (const std::string &message)
void	SetAltLogFunc (void(*fn)(const LogSource source, const int mask, const char *msg))
CVMFS_EXPORT void	vLogCvmfs (const LogSource source, const int mask, const char *format, va_list variadic_list)
CVMFS_EXPORT void	LogCvmfs (const LogSource source, const int mask, const char *format,...)
std::vector< LogBufferEntry >	GetLogBuffer ()
void	ClearLogBuffer ()
void	PrintError (const string &message)
void	PrintWarning (const string &message)
void	SetLogCustomFile (unsigned id, const std::string &filename)
void	LogShutdown ()

Variables
unsigned	anonymous_namespace{logging.cc}::gMicroSyslogMax = 500 * 1024
pthread_mutex_t	anonymous_namespace{logging.cc}::lock_stdout = PTHREAD_MUTEX_INITIALIZER
pthread_mutex_t	anonymous_namespace{logging.cc}::lock_stderr = PTHREAD_MUTEX_INITIALIZER
const char *	anonymous_namespace{logging.cc}::module_names []
int	anonymous_namespace{logging.cc}::syslog_facility = LOG_USER
int	anonymous_namespace{logging.cc}::syslog_level = LOG_NOTICE
char *	anonymous_namespace{logging.cc}::syslog_prefix = NULL
string *	anonymous_namespace{logging.cc}::usyslog_dest = NULL
int	anonymous_namespace{logging.cc}::usyslog_fd = -1
int	anonymous_namespace{logging.cc}::usyslog_fd1 = -1
unsigned	anonymous_namespace{logging.cc}::usyslog_size = 0
pthread_mutex_t	anonymous_namespace{logging.cc}::lock_usyslock = PTHREAD_MUTEX_INITIALIZER
const unsigned	anonymous_namespace{logging.cc}::kMaxCustomlog = 3
string *	anonymous_namespace{logging.cc}::customlog_dests [] = {NULL, NULL, NULL}
int	anonymous_namespace{logging.cc}::customlog_fds [] = {-1, -1, -1}
pthread_mutex_t	anonymous_namespace{logging.cc}::customlog_locks []
LogLevels	anonymous_namespace{logging.cc}::max_log_level = kLogNormal
static void(*	anonymous_namespace{logging.cc}::alt_log_func )(const LogSource source, const int mask, const char *msg) = NULL
LogBuffer	anonymous_namespace{logging.cc}::g_log_buffer

Function Documentation

void ClearLogBuffer

(

)

Definition at line 539 of file logging.cc.

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std::vector<LogBufferEntry> GetLogBuffer

(

)

Definition at line 535 of file logging.cc.

Referenced by LogBufferXattr::GetValue().

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std::string GetLogMicroSyslog

(

)

Definition at line 308 of file logging.cc.

Referenced by PosixQuotaManager::CreateShared(), and Watchdog::Fork().

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int GetLogSyslogFacility

(

)

Definition at line 214 of file logging.cc.

Referenced by PosixQuotaManager::CreateShared(), AuthzExternalFetcher::Handshake(), and SetLogSyslogShowPID().

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int GetLogSyslogLevel

(

)

Definition at line 168 of file logging.cc.

Referenced by PosixQuotaManager::CreateShared(), and AuthzExternalFetcher::Handshake().

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static void LogCustom ( unsigned  id, const std::string &  message  )

static

Definition at line 585 of file logging.cc.

Referenced by vLogCvmfs().

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CVMFS_EXPORT void LogCvmfs	(	const LogSource	source,
		const int	mask,
		const char *	format,
			...
	)

Definition at line 528 of file logging.cc.

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static void LogMicroSyslog ( const std::string &  message )

static

Definition at line 316 of file logging.cc.

Referenced by vLogCvmfs().

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void LogShutdown

(

)

Definition at line 606 of file logging.cc.

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void PrintError

(

const string &

message

)

Definition at line 543 of file logging.cc.

Referenced by swissknife::CommandSync::CheckParams(), LibGlobals::Initialize(), swissknife::CommandTag::InitializeEnvironment(), swissknife::Ingest::Main(), swissknife::CommandCreate::Main(), swissknife::CommandUpload::Main(), and swissknife::CommandSync::Main().

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void PrintWarning

(

const string &

message

)

Definition at line 547 of file logging.cc.

Referenced by publish::SyncMediator::Add(), publish::SyncItem::MarkAsWhiteout(), publish::SyncMediator::Remove(), and publish::SyncMediator::Touch().

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void SetAltLogFunc

(

void(*)(const LogSource source, const int mask, const char *msg)

fn

)

Changes the debug log file from stderr. No effect if DEBUGMSG is undefined.

Definition at line 408 of file logging.cc.

Referenced by cvmfs_set_log_fn(), and download::MainResolveProxyDescription().

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void SetLogCustomFile	(	unsigned	id,
		const std::string &	filename
	)

Opens a custom log file

Definition at line 555 of file logging.cc.

Referenced by LogShutdown().

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void SetLogMicroSyslog

(

const std::string &

filename

)

"Micro-Syslog" write kLogSyslog messages into filename. It rotates this file. Requires for µCernVM

Definition at line 272 of file logging.cc.

Referenced by Watchdog::Fork(), FuseMain(), LogShutdown(), PosixQuotaManager::MainCacheManager(), loader::loader_talk::MainTalk(), FileSystem::SetupLoggingStandalone(), FileSystem::TearDown2ReadOnly(), and FileSystem::~FileSystem().

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void SetLogMicroSyslogMaxSize

(

unsigned

bytes

)

Definition at line 264 of file logging.cc.

void SetLogSyslogFacility

(

const int

local_facility

)

Sets the syslog facility to one of local0 .. local7. Falls back to LOG_USER if local_facility is not in [0..7]

Definition at line 183 of file logging.cc.

Referenced by FuseMain(), main(), PosixQuotaManager::MainCacheManager(), and FileSystem::SetupLoggingStandalone().

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void SetLogSyslogLevel

(

const int

level

)

Sets the level that is used for all messages to the syslog facility.

Definition at line 151 of file logging.cc.

Referenced by FuseMain(), PosixQuotaManager::MainCacheManager(), and FileSystem::SetupLoggingStandalone().

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void SetLogSyslogPrefix

(

const std::string &

prefix

)

The syslog prefix is used to distinguish multiple repositories in /var/log/messages

Definition at line 241 of file logging.cc.

Referenced by FuseMain(), FileSystem::SetupLoggingStandalone(), and FileSystem::~FileSystem().

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void SetLogSyslogShowPID

(

bool

flag

)

Definition at line 254 of file logging.cc.

Referenced by main().

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void SetLogVerbosity

(

const LogLevels

max_level

)

Set the maximum verbosity level. By default kLogNormal.

Definition at line 261 of file logging.cc.

Referenced by swissknife::CommandInfo::Main(), swissknife::CommandPull::Main(), swissknife::CommandCheck::Main(), swissknife::CommandCreate::Main(), and swissknife::CommandSync::Main().

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CVMFS_EXPORT void vLogCvmfs	(	const LogSource	source,
		const int	mask,
		const char *	format,
		va_list	variadic_list
	)

Logs a message to one or multiple facilities specified by mask. Mask can be extended by a log level in the future, using the higher bits.

Parameters

[in]	source	Component that triggers the logging
[in]	mask	Bit mask of log facilities
[in]	format	Format string followed by arguments like printf

Definition at line 423 of file logging.cc.

Referenced by LogCvmfs().

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