mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-01 11:29:48 +08:00
91 lines
2.3 KiB
Go
91 lines
2.3 KiB
Go
// Copyright 2019 PingCAP, Inc.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package log
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"go.uber.org/zap/zapcore"
|
|
)
|
|
|
|
// NewTextCore creates a Core that writes logs to a WriteSyncer.
|
|
func NewTextCore(enc zapcore.Encoder, ws zapcore.WriteSyncer, enab zapcore.LevelEnabler) zapcore.Core {
|
|
return &textIOCore{
|
|
LevelEnabler: enab,
|
|
enc: enc,
|
|
out: ws,
|
|
}
|
|
}
|
|
|
|
// textIOCore is a copy of zapcore.ioCore that only accept *textEncoder
|
|
// it can be removed after https://github.com/uber-go/zap/pull/685 be merged
|
|
type textIOCore struct {
|
|
zapcore.LevelEnabler
|
|
enc zapcore.Encoder
|
|
out zapcore.WriteSyncer
|
|
}
|
|
|
|
func (c *textIOCore) With(fields []zapcore.Field) zapcore.Core {
|
|
clone := c.clone()
|
|
// it's different to ioCore, here call textEncoder#addFields to fix https://github.com/pingcap/log/issues/3
|
|
switch e := clone.enc.(type) {
|
|
case *textEncoder:
|
|
e.addFields(fields)
|
|
case zapcore.ObjectEncoder:
|
|
for _, field := range fields {
|
|
field.AddTo(e)
|
|
}
|
|
default:
|
|
panic(fmt.Sprintf("unsupported encode type: %T for With operation", clone.enc))
|
|
}
|
|
return clone
|
|
}
|
|
|
|
func (c *textIOCore) Check(ent zapcore.Entry, ce *zapcore.CheckedEntry) *zapcore.CheckedEntry {
|
|
if c.Enabled(ent.Level) {
|
|
return ce.AddCore(ent, c)
|
|
}
|
|
return ce
|
|
}
|
|
|
|
func (c *textIOCore) Write(ent zapcore.Entry, fields []zapcore.Field) error {
|
|
buf, err := c.enc.EncodeEntry(ent, fields)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
_, err = c.out.Write(buf.Bytes())
|
|
buf.Free()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if ent.Level > zapcore.ErrorLevel {
|
|
// Since we may be crashing the program, sync the output. Ignore Sync
|
|
// errors, pending a clean solution to issue https://github.com/uber-go/zap/issues/370.
|
|
c.Sync()
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (c *textIOCore) Sync() error {
|
|
return c.out.Sync()
|
|
}
|
|
|
|
func (c *textIOCore) clone() *textIOCore {
|
|
return &textIOCore{
|
|
LevelEnabler: c.LevelEnabler,
|
|
enc: c.enc.Clone(),
|
|
out: c.out,
|
|
}
|
|
}
|