54 lines
1.3 KiB
Go
54 lines
1.3 KiB
Go
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package commonlog
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import (
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"bytes"
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"io"
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"strconv"
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"sync"
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"time"
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"github.com/gin-gonic/gin"
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)
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// Instances a Logger middleware that will write the logs to gin.DefaultWriter
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// By default gin.DefaultWriter = os.Stdout
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func New() gin.HandlerFunc {
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return NewWithWriter(gin.DefaultWriter)
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}
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// Instance a Logger middleware with the specified writter buffer.
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// Example: os.Stdout, a file opened in write mode, a socket...
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func NewWithWriter(out io.Writer) gin.HandlerFunc {
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pool := &sync.Pool{
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New: func() interface{} {
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buf := new(bytes.Buffer)
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return buf
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},
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}
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return func(c *gin.Context) {
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// Process request
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c.Next()
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//127.0.0.1 user-identifier frank [10/Oct/2000:13:55:36 -0700] "GET /apache_pb.gif HTTP/1.0" 200 2326
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w := pool.Get().(*bytes.Buffer)
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w.Reset()
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w.WriteString(c.ClientIP())
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w.WriteString(" - - ")
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w.WriteString(time.Now().Format("[02/Jan/2006:15:04:05 -0700] "))
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w.WriteString("\"")
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w.WriteString(c.Request.Method)
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w.WriteString(" ")
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w.WriteString(c.Request.URL.Path)
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w.WriteString(" ")
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w.WriteString(c.Request.Proto)
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w.WriteString("\" ")
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w.WriteString(strconv.Itoa(c.Writer.Status()))
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w.WriteString(" ")
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w.WriteString(strconv.Itoa(c.Writer.Size()))
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w.WriteString("\n")
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w.WriteTo(out)
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pool.Put(w)
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}
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}
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