/
logger.go
64 lines (58 loc) · 1.81 KB
/
logger.go
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// Copyright 2021 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 openapi
import (
"fmt"
"time"
"github.com/gin-gonic/gin"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
// ZapLogger is a middleware and zap to provide an "access log" like logging for each request.
func ZapLogger(log *zap.Logger) gin.HandlerFunc {
return func(c *gin.Context) {
start := time.Now()
c.Next()
req := c.Request
statusCode := c.Writer.Status()
fields := []zapcore.Field{
zap.Int("size", c.Writer.Size()),
zap.String("host", req.Host),
zap.Int("status", statusCode),
zap.String("method", req.Method),
zap.String("protocol", req.Proto),
zap.String("remote_ip", c.Request.RemoteAddr),
zap.String("user_agent", req.UserAgent()),
zap.String("duration", time.Since(start).String()),
zap.String("request", fmt.Sprintf("%s %s", req.Method, req.RequestURI)),
}
switch {
case statusCode >= 500:
if err := c.Errors.Last(); err != nil {
log.With(zap.Error(err)).Error("Server error", fields...)
} else {
log.Error("Server error", fields...)
}
case statusCode >= 400:
if err := c.Errors.Last(); err != nil {
log.With(zap.Error(c.Errors.Last().Err)).Warn("Client error", fields...)
} else {
log.Warn("Client error", fields...)
}
case statusCode >= 300:
log.Info("Redirection", fields...)
default:
log.Info("Success", fields...)
}
}
}