• 请求日志记录(文件)主目录
• 代码示例

请求日志记录(文件)

主目录

文件名称requestLoggerFile

    —— main.go

代码示例

main.go

package mainimport (    "os"    "strings"    "time"    "github.com/kataras/iris"    "github.com/kataras/iris/middleware/logger")const deleteFileOnExit = truefunc main() {    app := iris.New()    r, close := newRequestLogger()    defer close()    app.Use(r)    app.OnAnyErrorCode(r, func(ctx iris.Context) {        ctx.HTML("<h1> Error: Please try <a href ='/'> this </a> instead.</h1>")    })    h := func(ctx iris.Context) {        ctx.Writef("Hello from %s", ctx.Path())    }    app.Get("/", h)    app.Get("/1", h)    app.Get("/2", h)    // http://localhost:8080    // http://localhost:8080/1    // http://localhost:8080/2    // http://lcoalhost:8080/notfoundhere    app.Run(iris.Addr(":8080"), iris.WithoutServerError(iris.ErrServerClosed))}//根据日期获取文件名，文件日志以最常用的方式工作//但这些只是好的命名方式。func todayFilename() string {    today := time.Now().Format("Jan 02 2006")    return today + ".txt"}func newLogFile() *os.File {    filename := todayFilename()    //打开一个输出文件，如果重新启动服务器，它将追加到今天的文件中    f, err := os.OpenFile(filename, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)    if err != nil {        panic(err)    }    return f}var excludeExtensions = [...]string{    ".js",    ".css",    ".jpg",    ".png",    ".ico",    ".svg",}func newRequestLogger() (h iris.Handler, close func() error) {    close = func() error { return nil }    c := logger.Config{        Status:  true,        IP:      true,        Method:  true,        Path:    true,        Columns: true,    }    logFile := newLogFile()    close = func() error {        err := logFile.Close()        if deleteFileOnExit {            err = os.Remove(logFile.Name())        }        return err    }    c.LogFunc = func(now time.Time, latency time.Duration, status, ip, method, path string, message interface{}, headerMessage interface{}) {        output := logger.Columnize(now.Format("2006/01/02 - 15:04:05"), latency, status, ip, method, path, message, headerMessage)        logFile.Write([]byte(output))    }    //我们不想使用记录器，一些静态请求等    c.AddSkipper(func(ctx iris.Context) bool {        path := ctx.Path()        for _, ext := range excludeExtensions {            if strings.HasSuffix(path, ext) {                return true            }        }        return false    })    h = logger.New(c)    return}