96 lines
1.6 KiB
Go

package log
import (
"fmt"
"time"
)
type Logger interface {
WriteEntry(l LogEntry)
}
type LogEntryType string
type LogEntry struct {
Timestamp time.Time `json:"ts"`
Type LogEntryType `json:"type"`
Entry string `json:"log"`
}
const (
LogTypeInfo = "info"
LogTypeError = "error"
LogTypeDebug = "debug"
)
var loggers []Logger
var logInput chan LogEntry
var Memory *MemoryLogger
func init() {
// create some loggers
Memory = &MemoryLogger{maxsize: 100}
stdout := &StdoutLogger{}
loggers = []Logger{Memory, stdout}
// wait for log entries
logInput = make(chan LogEntry)
go func() {
for {
aLog := <-logInput
for _, l := range loggers {
l.WriteEntry(aLog)
}
}
}()
}
func Debug(entry string) {
logInput <- LogEntry{
Timestamp: time.Now(),
Entry: entry,
Type: LogTypeDebug,
}
}
func Debugf(entry string, args ...interface{}) {
logInput <- LogEntry{
Timestamp: time.Now(),
Entry: fmt.Sprintf(entry, args...),
Type: LogTypeDebug,
}
}
func Info(entry string) {
logInput <- LogEntry{
Timestamp: time.Now(),
Entry: entry,
Type: LogTypeInfo,
}
}
func Infof(entry string, args ...interface{}) {
logInput <- LogEntry{
Timestamp: time.Now(),
Entry: fmt.Sprintf(entry, args...),
Type: LogTypeInfo,
}
}
func Error(entry string) {
logInput <- LogEntry{
Timestamp: time.Now(),
Entry: entry,
Type: LogTypeError,
}
}
func Errorf(entry string, args ...interface{}) {
logInput <- LogEntry{
Timestamp: time.Now(),
Entry: fmt.Sprintf(entry, args...),
Type: LogTypeError,
}
}