golib/gweb/ginlog/access_log.go

//
// access_log.go
// Copyright (C) 2022 tiglog <me@tiglog.com>
//
// Distributed under terms of the MIT license.
//

package ginlog

import (
	"fmt"
	"time"

	"git.hexq.cn/tiglog/golib/logger"
	"github.com/gin-gonic/gin"
)

func GinLogger(logfile string) gin.HandlerFunc {
	log := logger.New(logger.NewRotateBySize(logfile), logger.InfoLevel)
	defer log.Sync()
	return func(c *gin.Context) {
		start := time.Now()
		path := c.Request.URL.Path
		raw := c.Request.URL.RawQuery

		// Process request
		c.Next()

		// Stop timer
		stop := time.Now()
		latency := stop.Sub(start)
		if latency > time.Minute {
			latency = latency.Truncate(time.Second)
		}
		fields := []logger.Field{
			logger.String("start", start.Format(time.RFC3339)),
			logger.Int("status", c.Writer.Status()),
			logger.String("latency", fmt.Sprintf("%s", latency)),
			logger.String("method", c.Request.Method),
			logger.String("path", path),
			logger.String("query", raw),
			logger.String("clientIP", c.ClientIP()),
			logger.String("userAgent", c.Request.UserAgent()),
			logger.String("error", c.Errors.ByType(gin.ErrorTypePrivate).String()),
		}
		if requestID := c.Writer.Header().Get("X-Request-Id"); requestID != "" {
			// logger.With(logger.String("reqId", requestID))
			fields = append([]logger.Field{logger.String("reqId", requestID)}, fields...)
		}

		log.Info("GIN request", fields...)
	}
}