mirror of
https://github.com/go-micro/go-micro.git
synced 2024-12-18 08:26:38 +02:00
d0a978bd50
* redesign logger Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
120 lines
2.3 KiB
Go
120 lines
2.3 KiB
Go
package logger
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"os"
|
|
"sync"
|
|
"time"
|
|
|
|
dlog "github.com/micro/go-micro/v2/debug/log"
|
|
)
|
|
|
|
type defaultLogger struct {
|
|
sync.RWMutex
|
|
opts Options
|
|
}
|
|
|
|
// Init(opts...) should only overwrite provided options
|
|
func (l *defaultLogger) Init(opts ...Option) error {
|
|
for _, o := range opts {
|
|
o(&l.opts)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (l *defaultLogger) String() string {
|
|
return "default"
|
|
}
|
|
|
|
func (l *defaultLogger) Fields(fields map[string]interface{}) Logger {
|
|
l.Lock()
|
|
l.opts.Fields = copyFields(fields)
|
|
l.Unlock()
|
|
return l
|
|
}
|
|
|
|
func copyFields(src map[string]interface{}) map[string]interface{} {
|
|
dst := make(map[string]interface{}, len(src))
|
|
for k, v := range src {
|
|
dst[k] = v
|
|
}
|
|
return dst
|
|
}
|
|
|
|
func (l *defaultLogger) Log(level Level, v ...interface{}) {
|
|
// TODO decide does we need to write message if log level not used?
|
|
if !l.opts.Level.Enabled(level) {
|
|
return
|
|
}
|
|
|
|
l.RLock()
|
|
fields := copyFields(l.opts.Fields)
|
|
l.RUnlock()
|
|
|
|
fields["level"] = level.String()
|
|
|
|
rec := dlog.Record{
|
|
Timestamp: time.Now(),
|
|
Message: fmt.Sprint(v...),
|
|
Metadata: make(map[string]string, len(fields)),
|
|
}
|
|
for k, v := range fields {
|
|
rec.Metadata[k] = fmt.Sprintf("%v", v)
|
|
}
|
|
|
|
dlog.DefaultLog.Write(rec)
|
|
|
|
t := rec.Timestamp.Format("2006-01-02 15:04:05")
|
|
fmt.Printf("%s %v\n", t, rec.Message)
|
|
}
|
|
|
|
func (l *defaultLogger) Logf(level Level, format string, v ...interface{}) {
|
|
// TODO decide does we need to write message if log level not used?
|
|
if level < l.opts.Level {
|
|
return
|
|
}
|
|
|
|
l.RLock()
|
|
fields := copyFields(l.opts.Fields)
|
|
l.RUnlock()
|
|
|
|
fields["level"] = level.String()
|
|
|
|
rec := dlog.Record{
|
|
Timestamp: time.Now(),
|
|
Message: fmt.Sprintf(format, v...),
|
|
Metadata: make(map[string]string, len(fields)),
|
|
}
|
|
for k, v := range fields {
|
|
rec.Metadata[k] = fmt.Sprintf("%v", v)
|
|
}
|
|
|
|
dlog.DefaultLog.Write(rec)
|
|
|
|
t := rec.Timestamp.Format("2006-01-02 15:04:05")
|
|
fmt.Printf("%s %v\n", t, rec.Message)
|
|
}
|
|
|
|
func (n *defaultLogger) Options() Options {
|
|
return n.opts
|
|
}
|
|
|
|
// NewLogger builds a new logger based on options
|
|
func NewLogger(opts ...Option) Logger {
|
|
// Default options
|
|
options := Options{
|
|
Level: InfoLevel,
|
|
Fields: make(map[string]interface{}),
|
|
Out: os.Stderr,
|
|
Context: context.Background(),
|
|
}
|
|
|
|
l := &defaultLogger{opts: options}
|
|
if err := l.Init(opts...); err != nil {
|
|
l.Log(FatalLevel, err)
|
|
}
|
|
|
|
return l
|
|
}
|