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109 lines (95 loc) · 2.18 KB
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Copy pathlogger.go
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109 lines (95 loc) · 2.18 KB
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// Copyright 2014 Manu Martinez-Almeida. All rights reserved.
// Use of this source code is governed by a MIT style
// license that can be found in the LICENSE file.
package gin
import (
"fmt"
"io"
"time"
)
var (
green = string([]byte{27, 91, 57, 55, 59, 52, 50, 109})
white = string([]byte{27, 91, 57, 48, 59, 52, 55, 109})
yellow = string([]byte{27, 91, 57, 55, 59, 52, 51, 109})
red = string([]byte{27, 91, 57, 55, 59, 52, 49, 109})
blue = string([]byte{27, 91, 57, 55, 59, 52, 52, 109})
magenta = string([]byte{27, 91, 57, 55, 59, 52, 53, 109})
cyan = string([]byte{27, 91, 57, 55, 59, 52, 54, 109})
reset = string([]byte{27, 91, 48, 109})
)
func ErrorLogger() HandlerFunc {
return ErrorLoggerT(ErrorTypeAny)
}
func ErrorLoggerT(typ int) HandlerFunc {
return func(c *Context) {
c.Next()
if !c.Writer.Written() {
json := c.Errors.ByType(typ).JSON()
if json != nil {
c.JSON(-1, json)
}
}
}
}
func Logger() HandlerFunc {
return LoggerWithWriter(DefaultWriter)
}
func LoggerWithWriter(out io.Writer) HandlerFunc {
return func(c *Context) {
// Start timer
start := time.Now()
path := c.Request.URL.Path
// Process request
c.Next()
// Stop timer
end := time.Now()
latency := end.Sub(start)
clientIP := c.ClientIP()
method := c.Request.Method
statusCode := c.Writer.Status()
statusColor := colorForStatus(statusCode)
methodColor := colorForMethod(method)
comment := c.Errors.String()
fmt.Fprintf(out, "[GIN] %v |%s %3d %s| %13v | %s |%s %s %-7s %s\n%s",
end.Format("2006/01/02 - 15:04:05"),
statusColor, statusCode, reset,
latency,
clientIP,
methodColor, reset, method,
path,
comment,
)
}
}
func colorForStatus(code int) string {
switch {
case code >= 200 && code < 300:
return green
case code >= 300 && code < 400:
return white
case code >= 400 && code < 500:
return yellow
default:
return red
}
}
func colorForMethod(method string) string {
switch method {
case "GET":
return blue
case "POST":
return cyan
case "PUT":
return yellow
case "DELETE":
return red
case "PATCH":
return green
case "HEAD":
return magenta
case "OPTIONS":
return white
default:
return reset
}
}