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logger.go
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logger.go
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// Copyright 2013 Martini Authors
// Copyright 2014 Unknwon
//
// 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, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations
// under the License.
package macaron
import (
"fmt"
"log"
"net/http"
"runtime"
"time"
)
var ColorLog = true
func init() {
ColorLog = runtime.GOOS != "windows"
}
// Logger returns a middleware handler that logs the request as it goes in and the response as it goes out.
func Logger() Handler {
return func(ctx *Context, log *log.Logger) {
start := time.Now()
log.Printf("Started %s %s for %s", ctx.Req.Method, ctx.Req.RequestURI, ctx.RemoteAddr())
rw := ctx.Resp.(ResponseWriter)
ctx.Next()
content := fmt.Sprintf("Completed %s %v %s in %v", ctx.Req.RequestURI, rw.Status(), http.StatusText(rw.Status()), time.Since(start))
if ColorLog {
switch rw.Status() {
case 200, 201, 202:
content = fmt.Sprintf("\033[1;32m%s\033[0m", content)
case 301, 302:
content = fmt.Sprintf("\033[1;37m%s\033[0m", content)
case 304:
content = fmt.Sprintf("\033[1;33m%s\033[0m", content)
case 401, 403:
content = fmt.Sprintf("\033[4;31m%s\033[0m", content)
case 404:
content = fmt.Sprintf("\033[1;31m%s\033[0m", content)
case 500:
content = fmt.Sprintf("\033[1;36m%s\033[0m", content)
}
}
log.Println(content)
}
}