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package middleware
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import (
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"bytes"
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"github.com/gin-gonic/gin"
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"go.uber.org/zap"
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"io/ioutil"
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"net"
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"net/http"
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"net/http/httputil"
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"os"
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"runtime/debug"
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"strings"
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"time"
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)
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func NewLogger() gin.HandlerFunc {
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return func(c *gin.Context) {
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// 开始时间
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startTime := time.Now() // 处理请求
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endTime := time.Now() // 执行时间
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latencyTime := endTime.Sub(startTime) // 请求方式
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path := c.Request.URL.Path
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query := c.Request.URL.RawQuery
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data, _ := ioutil.ReadAll(c.Request.Body)
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dataStr := string(data)
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if len(dataStr) > 1000 {
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// 数据太大就不记录了
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dataStr = ""
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}
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zap.L().Info("path",
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zap.Int("status", c.Writer.Status()),
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zap.String("method", c.Request.Method),
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zap.String("path", path),
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zap.String("query", query),
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zap.Any("body", dataStr),
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zap.String("ip", c.ClientIP()),
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zap.String("user-agent", c.Request.UserAgent()),
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zap.String("errors", c.Errors.ByType(gin.ErrorTypePrivate).String()),
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zap.Duration("latencyTime", latencyTime))
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c.Request.Body = ioutil.NopCloser(bytes.NewBuffer(data))
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c.Next()
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}
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}
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// GinRecovery recover掉项目可能出现的panic，并记录日志
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func GinRecovery(stack bool) gin.HandlerFunc {
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return func(c *gin.Context) {
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defer func() {
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if err := recover(); err != nil {
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// Check for a broken connection, as it is not really a
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// condition that warrants a panic stack trace.
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var brokenPipe bool
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if ne, ok := err.(*net.OpError); ok {
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if se, ok := ne.Err.(*os.SyscallError); ok {
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if strings.Contains(strings.ToLower(se.Error()), "broken pipe") || strings.Contains(strings.ToLower(se.Error()), "connection reset by peer") {
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brokenPipe = true
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}
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}
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}
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httpRequest, _ := httputil.DumpRequest(c.Request, false)
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if brokenPipe {
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zap.L().Error(c.Request.URL.Path,
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zap.Any("error", err),
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zap.String("request", string(httpRequest)),
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)
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// If the connection is dead, we can't write a status to it.
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c.Error(err.(error)) // nolint: errcheck
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c.Abort()
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return
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}
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if stack {
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zap.L().Error("[Recovery from panic]",
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zap.Any("error", err),
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zap.String("request", string(httpRequest)),
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zap.String("stack", string(debug.Stack())),
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)
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} else {
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zap.L().Error("[Recovery from panic]",
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zap.Any("error", err),
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zap.String("request", string(httpRequest)),
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)
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}
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c.AbortWithStatus(http.StatusInternalServerError)
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}
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}()
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c.Next()
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}
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}
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