117 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			117 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2014 beego Author. All Rights Reserved.
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| //
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| // Licensed under the Apache License, Version 2.0 (the "License");
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| // you may not use this file except in compliance with the License.
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| // You may obtain a copy of the License at
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| //
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| //      http://www.apache.org/licenses/LICENSE-2.0
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| //
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| // Unless required by applicable law or agreed to in writing, software
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| // distributed under the License is distributed on an "AS IS" BASIS,
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| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| // See the License for the specific language governing permissions and
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| // limitations under the License.
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| 
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| package logs
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| 
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| import (
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| 	"encoding/json"
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| 	"time"
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| )
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| 
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| // A filesLogWriter manages several fileLogWriter
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| // filesLogWriter will write logs to the file in json configuration  and write the same level log to correspond file
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| // means if the file name in configuration is project.log filesLogWriter will create project.error.log/project.debug.log
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| // and write the error-level logs to project.error.log and write the debug-level logs to project.debug.log
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| // the rotate attribute also  acts like fileLogWriter
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| type multiFileLogWriter struct {
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| 	writers       [LevelDebug + 1 + 1]*fileLogWriter // the last one for fullLogWriter
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| 	fullLogWriter *fileLogWriter
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| 	Separate      []string `json:"separate"`
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| }
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| 
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| var levelNames = [...]string{"emergency", "alert", "critical", "error", "warning", "notice", "info", "debug"}
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| 
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| // Init file logger with json config.
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| // jsonConfig like:
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| //	{
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| //	"filename":"logs/beego.log",
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| //	"maxLines":0,
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| //	"maxsize":0,
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| //	"daily":true,
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| //	"maxDays":15,
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| //	"rotate":true,
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| //  	"perm":0600,
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| //	"separate":["emergency", "alert", "critical", "error", "warning", "notice", "info", "debug"],
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| //	}
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| 
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| func (f *multiFileLogWriter) Init(config string) error {
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| 	writer := newFileWriter().(*fileLogWriter)
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| 	err := writer.Init(config)
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| 	if err != nil {
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| 		return err
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| 	}
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| 	f.fullLogWriter = writer
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| 	f.writers[LevelDebug+1] = writer
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| 
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| 	//unmarshal "separate" field to f.Separate
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| 	json.Unmarshal([]byte(config), f)
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| 
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| 	jsonMap := map[string]interface{}{}
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| 	json.Unmarshal([]byte(config), &jsonMap)
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| 
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| 	for i := LevelEmergency; i < LevelDebug+1; i++ {
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| 		for _, v := range f.Separate {
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| 			if v == levelNames[i] {
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| 				jsonMap["filename"] = f.fullLogWriter.fileNameOnly + "." + levelNames[i] + f.fullLogWriter.suffix
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| 				jsonMap["level"] = i
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| 				bs, _ := json.Marshal(jsonMap)
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| 				writer = newFileWriter().(*fileLogWriter)
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| 				writer.Init(string(bs))
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| 				f.writers[i] = writer
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| 			}
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| 		}
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| 	}
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| 
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| 	return nil
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| }
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| 
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| func (f *multiFileLogWriter) Destroy() {
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| 	for i := 0; i < len(f.writers); i++ {
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| 		if f.writers[i] != nil {
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| 			f.writers[i].Destroy()
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| 		}
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| 	}
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| }
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| 
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| func (f *multiFileLogWriter) WriteMsg(when time.Time, msg string, level int) error {
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| 	if f.fullLogWriter != nil {
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| 		f.fullLogWriter.WriteMsg(when, msg, level)
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| 	}
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| 	for i := 0; i < len(f.writers)-1; i++ {
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| 		if f.writers[i] != nil {
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| 			if level == f.writers[i].Level {
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| 				f.writers[i].WriteMsg(when, msg, level)
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| 			}
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| 		}
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| 	}
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| 	return nil
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| }
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| 
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| func (f *multiFileLogWriter) Flush() {
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| 	for i := 0; i < len(f.writers); i++ {
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| 		if f.writers[i] != nil {
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| 			f.writers[i].Flush()
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| 		}
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| 	}
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| }
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| 
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| // newFilesWriter create a FileLogWriter returning as LoggerInterface.
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| func newFilesWriter() Logger {
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| 	return &multiFileLogWriter{}
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| }
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| 
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| func init() {
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| 	Register(AdapterMultiFile, newFilesWriter)
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| }
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