+++ /dev/null
-package logrus
-
-import (
- "bytes"
- "fmt"
- "os"
- "sync"
- "time"
-)
-
-var bufferPool *sync.Pool
-
-func init() {
- bufferPool = &sync.Pool{
- New: func() interface{} {
- return new(bytes.Buffer)
- },
- }
-}
-
-// Defines the key when adding errors using WithError.
-var ErrorKey = "error"
-
-// An entry is the final or intermediate Logrus logging entry. It contains all
-// the fields passed with WithField{,s}. It's finally logged when Debug, Info,
-// Warn, Error, Fatal or Panic is called on it. These objects can be reused and
-// passed around as much as you wish to avoid field duplication.
-type Entry struct {
- Logger *Logger
-
- // Contains all the fields set by the user.
- Data Fields
-
- // Time at which the log entry was created
- Time time.Time
-
- // Level the log entry was logged at: Debug, Info, Warn, Error, Fatal or Panic
- // This field will be set on entry firing and the value will be equal to the one in Logger struct field.
- Level Level
-
- // Message passed to Debug, Info, Warn, Error, Fatal or Panic
- Message string
-
- // When formatter is called in entry.log(), an Buffer may be set to entry
- Buffer *bytes.Buffer
-}
-
-func NewEntry(logger *Logger) *Entry {
- return &Entry{
- Logger: logger,
- // Default is three fields, give a little extra room
- Data: make(Fields, 5),
- }
-}
-
-// Returns the string representation from the reader and ultimately the
-// formatter.
-func (entry *Entry) String() (string, error) {
- serialized, err := entry.Logger.Formatter.Format(entry)
- if err != nil {
- return "", err
- }
- str := string(serialized)
- return str, nil
-}
-
-// Add an error as single field (using the key defined in ErrorKey) to the Entry.
-func (entry *Entry) WithError(err error) *Entry {
- return entry.WithField(ErrorKey, err)
-}
-
-// Add a single field to the Entry.
-func (entry *Entry) WithField(key string, value interface{}) *Entry {
- return entry.WithFields(Fields{key: value})
-}
-
-// Add a map of fields to the Entry.
-func (entry *Entry) WithFields(fields Fields) *Entry {
- data := make(Fields, len(entry.Data)+len(fields))
- for k, v := range entry.Data {
- data[k] = v
- }
- for k, v := range fields {
- data[k] = v
- }
- return &Entry{Logger: entry.Logger, Data: data}
-}
-
-// This function is not declared with a pointer value because otherwise
-// race conditions will occur when using multiple goroutines
-func (entry Entry) log(level Level, msg string) {
- var buffer *bytes.Buffer
- entry.Time = time.Now()
- entry.Level = level
- entry.Message = msg
-
- entry.Logger.mu.Lock()
- err := entry.Logger.Hooks.Fire(level, &entry)
- entry.Logger.mu.Unlock()
- if err != nil {
- entry.Logger.mu.Lock()
- fmt.Fprintf(os.Stderr, "Failed to fire hook: %v\n", err)
- entry.Logger.mu.Unlock()
- }
- buffer = bufferPool.Get().(*bytes.Buffer)
- buffer.Reset()
- defer bufferPool.Put(buffer)
- entry.Buffer = buffer
- serialized, err := entry.Logger.Formatter.Format(&entry)
- entry.Buffer = nil
- if err != nil {
- entry.Logger.mu.Lock()
- fmt.Fprintf(os.Stderr, "Failed to obtain reader, %v\n", err)
- entry.Logger.mu.Unlock()
- } else {
- entry.Logger.mu.Lock()
- _, err = entry.Logger.Out.Write(serialized)
- if err != nil {
- fmt.Fprintf(os.Stderr, "Failed to write to log, %v\n", err)
- }
- entry.Logger.mu.Unlock()
- }
-
- // To avoid Entry#log() returning a value that only would make sense for
- // panic() to use in Entry#Panic(), we avoid the allocation by checking
- // directly here.
- if level <= PanicLevel {
- panic(&entry)
- }
-}
-
-func (entry *Entry) Debug(args ...interface{}) {
- if entry.Logger.level() >= DebugLevel {
- entry.log(DebugLevel, fmt.Sprint(args...))
- }
-}
-
-func (entry *Entry) Print(args ...interface{}) {
- entry.Info(args...)
-}
-
-func (entry *Entry) Info(args ...interface{}) {
- if entry.Logger.level() >= InfoLevel {
- entry.log(InfoLevel, fmt.Sprint(args...))
- }
-}
-
-func (entry *Entry) Warn(args ...interface{}) {
- if entry.Logger.level() >= WarnLevel {
- entry.log(WarnLevel, fmt.Sprint(args...))
- }
-}
-
-func (entry *Entry) Warning(args ...interface{}) {
- entry.Warn(args...)
-}
-
-func (entry *Entry) Error(args ...interface{}) {
- if entry.Logger.level() >= ErrorLevel {
- entry.log(ErrorLevel, fmt.Sprint(args...))
- }
-}
-
-func (entry *Entry) Fatal(args ...interface{}) {
- if entry.Logger.level() >= FatalLevel {
- entry.log(FatalLevel, fmt.Sprint(args...))
- }
- Exit(1)
-}
-
-func (entry *Entry) Panic(args ...interface{}) {
- if entry.Logger.level() >= PanicLevel {
- entry.log(PanicLevel, fmt.Sprint(args...))
- }
- panic(fmt.Sprint(args...))
-}
-
-// Entry Printf family functions
-
-func (entry *Entry) Debugf(format string, args ...interface{}) {
- if entry.Logger.level() >= DebugLevel {
- entry.Debug(fmt.Sprintf(format, args...))
- }
-}
-
-func (entry *Entry) Infof(format string, args ...interface{}) {
- if entry.Logger.level() >= InfoLevel {
- entry.Info(fmt.Sprintf(format, args...))
- }
-}
-
-func (entry *Entry) Printf(format string, args ...interface{}) {
- entry.Infof(format, args...)
-}
-
-func (entry *Entry) Warnf(format string, args ...interface{}) {
- if entry.Logger.level() >= WarnLevel {
- entry.Warn(fmt.Sprintf(format, args...))
- }
-}
-
-func (entry *Entry) Warningf(format string, args ...interface{}) {
- entry.Warnf(format, args...)
-}
-
-func (entry *Entry) Errorf(format string, args ...interface{}) {
- if entry.Logger.level() >= ErrorLevel {
- entry.Error(fmt.Sprintf(format, args...))
- }
-}
-
-func (entry *Entry) Fatalf(format string, args ...interface{}) {
- if entry.Logger.level() >= FatalLevel {
- entry.Fatal(fmt.Sprintf(format, args...))
- }
- Exit(1)
-}
-
-func (entry *Entry) Panicf(format string, args ...interface{}) {
- if entry.Logger.level() >= PanicLevel {
- entry.Panic(fmt.Sprintf(format, args...))
- }
-}
-
-// Entry Println family functions
-
-func (entry *Entry) Debugln(args ...interface{}) {
- if entry.Logger.level() >= DebugLevel {
- entry.Debug(entry.sprintlnn(args...))
- }
-}
-
-func (entry *Entry) Infoln(args ...interface{}) {
- if entry.Logger.level() >= InfoLevel {
- entry.Info(entry.sprintlnn(args...))
- }
-}
-
-func (entry *Entry) Println(args ...interface{}) {
- entry.Infoln(args...)
-}
-
-func (entry *Entry) Warnln(args ...interface{}) {
- if entry.Logger.level() >= WarnLevel {
- entry.Warn(entry.sprintlnn(args...))
- }
-}
-
-func (entry *Entry) Warningln(args ...interface{}) {
- entry.Warnln(args...)
-}
-
-func (entry *Entry) Errorln(args ...interface{}) {
- if entry.Logger.level() >= ErrorLevel {
- entry.Error(entry.sprintlnn(args...))
- }
-}
-
-func (entry *Entry) Fatalln(args ...interface{}) {
- if entry.Logger.level() >= FatalLevel {
- entry.Fatal(entry.sprintlnn(args...))
- }
- Exit(1)
-}
-
-func (entry *Entry) Panicln(args ...interface{}) {
- if entry.Logger.level() >= PanicLevel {
- entry.Panic(entry.sprintlnn(args...))
- }
-}
-
-// Sprintlnn => Sprint no newline. This is to get the behavior of how
-// fmt.Sprintln where spaces are always added between operands, regardless of
-// their type. Instead of vendoring the Sprintln implementation to spare a
-// string allocation, we do the simplest thing.
-func (entry *Entry) sprintlnn(args ...interface{}) string {
- msg := fmt.Sprintln(args...)
- return msg[:len(msg)-1]
-}
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