logger

package
v0.0.0-...-e2f0dde Latest Latest
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 Go to latest Published: Apr 18, 2020 License: MIT Imports: 12 Imported by: 2

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Constants

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Variables

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Functions

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Types

type BackendSysLogWriter 

type BackendSysLogWriter struct {
	// contains filtered or unexported fields
}

func NewBackendSysLogWriter 

func NewBackendSysLogWriter(network, raddr string, priority syslog.Priority, tag string) *BackendSysLogWriter

create a backgroud running syslog writer

func (*BackendSysLogWriter) Close 

func (bs *BackendSysLogWriter) Close() error

func (*BackendSysLogWriter) Write 

func (bs *BackendSysLogWriter) Write(b []byte) (int, error)

write data to the backend syslog writer

type BackgroundWriteCloser 

type BackgroundWriteCloser struct {
	io.WriteCloser
	// contains filtered or unexported fields
}

func NewBackgroundWriteCloser 

func NewBackgroundWriteCloser(writeCloser io.WriteCloser) *BackgroundWriteCloser

func (*BackgroundWriteCloser) Close 

func (bw *BackgroundWriteCloser) Close() error

func (*BackgroundWriteCloser) Write 

func (bw *BackgroundWriteCloser) Write(p []byte) (n int, err error)

type CompositeLogger 

type CompositeLogger struct {
	// contains filtered or unexported fields
}

func NewCompositeLogger 

func NewCompositeLogger(loggers []Logger) *CompositeLogger

func (*CompositeLogger) ClearAllLogFile 

func (cl *CompositeLogger) ClearAllLogFile() error

func (*CompositeLogger) ClearCurLogFile 

func (cl *CompositeLogger) ClearCurLogFile() error

func (*CompositeLogger) Close 

func (cl *CompositeLogger) Close() (err error)

func (*CompositeLogger) ReadLog 

func (cl *CompositeLogger) ReadLog(offset int64, length int64) (string, error)

func (*CompositeLogger) ReadTailLog 

func (cl *CompositeLogger) ReadTailLog(offset int64, length int64) (string, int64, bool, error)

func (*CompositeLogger) SetPid 

func (cl *CompositeLogger) SetPid(pid int)

func (*CompositeLogger) Write 

func (cl *CompositeLogger) Write(p []byte) (n int, err error)

type FileLogger 

type FileLogger struct {
	// contains filtered or unexported fields
}

func NewFileLogger 

func NewFileLogger(name string, maxSize int64, backups int, logEventEmitter LogEventEmitter, locker sync.Locker) *FileLogger

func (*FileLogger) ClearAllLogFile 

func (l *FileLogger) ClearAllLogFile() error

func (*FileLogger) ClearCurLogFile 

func (l *FileLogger) ClearCurLogFile() error

clear the current log file contents

func (*FileLogger) Close 

func (l *FileLogger) Close() error

func (*FileLogger) GetCurrentLogFile 

func (l *FileLogger) GetCurrentLogFile() string

get the name of current log file

func (*FileLogger) GetPrevLogFile 

func (l *FileLogger) GetPrevLogFile() string

get the name of previous log file

func (*FileLogger) ReadLog 

func (l *FileLogger) ReadLog(offset int64, length int64) (string, error)

func (*FileLogger) ReadTailLog 

func (l *FileLogger) ReadTailLog(offset int64, length int64) (string, int64, bool, error)

func (*FileLogger) SetPid 

func (l *FileLogger) SetPid(pid int)

func (*FileLogger) Write 

func (l *FileLogger) Write(p []byte) (int, error)

Override the function in io.Writer

type LogCaptureLogger 

type LogCaptureLogger struct {
	// contains filtered or unexported fields
}

func NewLogCaptureLogger 

func NewLogCaptureLogger(underlineLogger Logger,
	captureMaxBytes int,
	stdType string,
	procName string,
	groupName string) *LogCaptureLogger

func (*LogCaptureLogger) ClearAllLogFile 

func (l *LogCaptureLogger) ClearAllLogFile() error

func (*LogCaptureLogger) ClearCurLogFile 

func (l *LogCaptureLogger) ClearCurLogFile() error

func (*LogCaptureLogger) Close 

func (l *LogCaptureLogger) Close() error

func (*LogCaptureLogger) ReadLog 

func (l *LogCaptureLogger) ReadLog(offset int64, length int64) (string, error)

func (*LogCaptureLogger) ReadTailLog 

func (l *LogCaptureLogger) ReadTailLog(offset int64, length int64) (string, int64, bool, error)

func (*LogCaptureLogger) SetPid 

func (l *LogCaptureLogger) SetPid(pid int)

func (*LogCaptureLogger) Write 

func (l *LogCaptureLogger) Write(p []byte) (int, error)

type LogEventEmitter 

type LogEventEmitter interface {
	// contains filtered or unexported methods
}

type Logger 

type Logger interface {
	io.WriteCloser
	SetPid(pid int)
	ReadLog(offset int64, length int64) (string, error)
	ReadTailLog(offset int64, length int64) (string, int64, bool, error)
	ClearCurLogFile() error
	ClearAllLogFile() error
}

func NewLogger 

func NewLogger(programName string, logFile string, locker sync.Locker, maxBytes int64, backups int, logEventEmitter LogEventEmitter) Logger

create a logger for a program with parameters

type NullLocker 

type NullLocker struct {
}

func NewNullLocker 

func NewNullLocker() *NullLocker

func (*NullLocker) Lock 

func (l *NullLocker) Lock()

func (*NullLocker) Unlock 

func (l *NullLocker) Unlock()

type NullLogEventEmitter 

type NullLogEventEmitter struct {
}

func NewNullLogEventEmitter 

func NewNullLogEventEmitter() *NullLogEventEmitter

type NullLogger 

type NullLogger struct {
	// contains filtered or unexported fields
}

func NewNullLogger 

func NewNullLogger(logEventEmitter LogEventEmitter) *NullLogger

func (*NullLogger) ClearAllLogFile 

func (l *NullLogger) ClearAllLogFile() error

func (*NullLogger) ClearCurLogFile 

func (l *NullLogger) ClearCurLogFile() error

func (*NullLogger) Close 

func (l *NullLogger) Close() error

func (*NullLogger) ReadLog 

func (l *NullLogger) ReadLog(offset int64, length int64) (string, error)

func (*NullLogger) ReadTailLog 

func (l *NullLogger) ReadTailLog(offset int64, length int64) (string, int64, bool, error)

func (*NullLogger) SetPid 

func (l *NullLogger) SetPid(pid int)

func (*NullLogger) Write 

func (l *NullLogger) Write(p []byte) (int, error)

type StdLogEventEmitter 

type StdLogEventEmitter struct {
	Type string
	// contains filtered or unexported fields
}

func NewStderrLogEventEmitter 

func NewStderrLogEventEmitter(process_name string, group_name string, procPidFunc func() int) *StdLogEventEmitter

func NewStdoutLogEventEmitter 

func NewStdoutLogEventEmitter(process_name string, group_name string, procPidFunc func() int) *StdLogEventEmitter

type StdLogger 

type StdLogger struct {
	NullLogger
	// contains filtered or unexported fields
}

func NewStderrLogger 

func NewStderrLogger(logEventEmitter LogEventEmitter) *StdLogger

func NewStdoutLogger 

func NewStdoutLogger(logEventEmitter LogEventEmitter) *StdLogger

func (*StdLogger) Write 

func (l *StdLogger) Write(p []byte) (int, error)

type SysLogger 

type SysLogger struct {
	NullLogger
	// contains filtered or unexported fields
}

func NewRemoteSysLogger 

func NewRemoteSysLogger(name string, config string, logEventEmitter LogEventEmitter) *SysLogger

create a network syslog

func NewSysLogger 

func NewSysLogger(name string, logEventEmitter LogEventEmitter) *SysLogger

create a local syslog

func (*SysLogger) Close 

func (sl *SysLogger) Close() error

func (*SysLogger) Write 

func (sl *SysLogger) Write(b []byte) (int, error)

Source Files

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