harness-drone/vendor/github.com/gin-gonic/contrib/ginrus/ginrus.go
2016-04-11 15:55:13 -07:00

51 lines
1.3 KiB
Go

// Package ginrus provides log handling using logrus package.
//
// Based on github.com/stephenmuss/ginerus but adds more options.
package ginrus
import (
"time"
"github.com/Sirupsen/logrus"
"github.com/gin-gonic/gin"
)
// Ginrus returns a gin.HandlerFunc (middleware) that logs requests using logrus.
//
// Requests with errors are logged using logrus.Error().
// Requests without errors are logged using logrus.Info().
//
// It receives:
// 1. A time package format string (e.g. time.RFC3339).
// 2. A boolean stating whether to use UTC time zone or local.
func Ginrus(logger *logrus.Logger, timeFormat string, utc bool) gin.HandlerFunc {
return func(c *gin.Context) {
start := time.Now()
// some evil middlewares modify this values
path := c.Request.URL.Path
c.Next()
end := time.Now()
latency := end.Sub(start)
if utc {
end = end.UTC()
}
entry := logger.WithFields(logrus.Fields{
"status": c.Writer.Status(),
"method": c.Request.Method,
"path": path,
"ip": c.ClientIP(),
"latency": latency,
"user-agent": c.Request.UserAgent(),
"time": end.Format(timeFormat),
})
if len(c.Errors) > 0 {
// Append error field if this is an erroneous request.
entry.Error(c.Errors.String())
} else {
entry.Info()
}
}
}