Configure .

Debug outputs a message at debug level.

Debuga uses fmt.Sprint to construct and log a message at debug level.

DebugEnabled returns whether output of messages using this scope is currently enabled for debug-level output.

Debugf uses fmt.Sprintf to construct and log a message at debug level.

DefaultOptions returns a new set of options, initialized to the defaults.

Error outputs a message at error level.

Errora uses fmt.Sprint to construct and log a message at error level.

ErrorEnabled returns whether output of messages using this scope is currently enabled for error-level output.

Errorf uses fmt.Sprintf to construct and log a message at error level.

Fatal outputs a message at fatal level.

Fatala uses fmt.Sprint to construct and log a message at fatal level.

FatalEnabled returns whether output of messages using this scope is currently enabled for fatal-level output.

Fatalf uses fmt.Sprintf to construct and log a MESSAGE at fatal level.

FindScope returns a previously registered scope, or nil if the named scope wasn't previously registered.

Info outputs a message at info level.

Infoa uses fmt.Sprint to construct and log a message at info level.

InfoEnabled returns whether output of messages using this scope is currently enabled for info-level output.

Infof uses fmt.Sprintf to construct and log a message at info level.

Logger 创建日志打印器.

RegisterScope registers a new logging scope.

Scopes returns a snapshot of the currently defined set of scopes.

Sync flushes any buffered log entries.

Warn outputs a message at warn level.

Warna uses fmt.Sprint to construct and log a message at warn level.

WarnEnabled returns whether output of messages using this scope is currently enabled for warn-level output.

Warnf uses fmt.Sprintf to construct and log a message at warn level.

APIServerLoggerName apiserver logger name, can use FindScope function to get the logger.

AuthLoggerName auth logger name, can use FindScope function to get the logger.

CacheLoggerName cache logger name, can use FindScope function to get the logger.

ConfigLoggerName config logger name, can use FindScope function to get the logger.

DebugLevel enables debug level logging.

ErrorLevel enables error level logging.

FatalLevel enables fatal level logging.

HealthcheckLoggerName healthcheck logger name, can use FindScope function to get the logger.

InfoLevel enables info level logging.

NamingLoggerName naming logger name, can use FindScope function to get the logger.

NoneLevel disables logging.

StoreLoggerName store logger name, can use FindScope function to get the logger.

SystemOperationLoggerName system operation logger name, can use FindScope function to get the logger.

WarnLevel enables warn level logging.

XDSLoggerName xdsv3 logger name, can use FindScope function to get the logger.

Options defines the set of options supported by Istio's component logging package.

Scope let's you log data for an area of code, enabling the user full control over the level of logging output produced.

Level is an enumeration of all supported log levels.