#410, actually timestamp.

Signed-off-by: Vishal Rana <vr@labstack.com>

echo.go

@@ -230,7 +230,7 @@ func (e *Echo) SetLogOutput(w io.Writer) {
 }
 
 // SetLogLevel sets the log level for the logger. Default value is `log.FATAL`.
-func (e *Echo) SetLogLevel(l log.Level) {
+func (e *Echo) SetLogLevel(l uint8) {
 	e.logger.SetLevel(l)
 }
 
@@ -459,10 +459,10 @@ func (e *Echo) ServeHTTP(req engine.Request, res engine.Response) {
 }
 
 // Run starts the HTTP server.
-func (e *Echo) Run(s engine.Server) {
+func (e *Echo) Run(s engine.Server) error {
 	s.SetHandler(e)
 	s.SetLogger(e.logger)
-	s.Start()
+	return s.Start()
 }
 
 func NewHTTPError(code int, msg ...string) *HTTPError {

glide.lock

@@ -1,5 +1,5 @@
 hash: f220137e9ccd9aaf3051be33c3c23ea8abd2c40df6cf96175c3994d482b5e007
-updated: 2016-03-14T18:03:44.054071074-07:00
+updated: 2016-03-18T16:35:06.621226469-07:00
 imports:
 - name: github.com/klauspost/compress
   version: 006acde2c5d283d2f8b8aa03d8f0cd2891c680cf
@@ -12,7 +12,7 @@ imports:
 - name: github.com/klauspost/crc32
   version: 19b0b332c9e4516a6370a0456e6182c3b5036720
 - name: github.com/labstack/gommon
-  version: c7a42f4800da9d39225ce15411f48288d622e517
+  version: 81aef43cee03d40e9190983caeb70343a68d7f76
   subpackages:
   - color
   - log
@@ -21,14 +21,16 @@ imports:
 - name: github.com/mattn/go-isatty
   version: 56b76bdf51f7708750eac80fa38b952bb9f32639
 - name: github.com/valyala/fasthttp
-  version: ca2c5535a325ab129d46891de0bbe84261822b3c
+  version: 2b172da53920a126cfc2532eced9400864bdacd9
+- name: github.com/valyala/fasttemplate
+  version: 3b874956e03f1636d171bda64b130f9135f42cff
 - name: golang.org/x/net
-  version: e7da8edaa52631091740908acaf2c2d4c9b3ce90
+  version: 35b06af0720201bc2f326773a80767387544f8c4
   subpackages:
   - context
   - websocket
 - name: golang.org/x/sys
-  version: 7a56174f0086b32866ebd746a794417edbc678a1
+  version: 9d4e42a20653790449273b3c85e67d6d8bae6e2e
   subpackages:
   - unix
 devImports: []

glide.yaml

@@ -2,10 +2,11 @@ package: github.com/labstack/echo
 import:
 - package: github.com/labstack/gommon
   subpackages:
-  - /color
+  - color
   - log
 - package: github.com/valyala/fasthttp
 - package: golang.org/x/net
   subpackages:
-  - /context
+  - context
   - websocket
+- package: github.com/valyala/fasttemplate

middleware/auth.go

@@ -26,9 +26,9 @@ var (
 //
 // For valid credentials it calls the next handler.
 // For invalid credentials, it sends "401 - Unauthorized" response.
-func BasicAuth(fn BasicAuthFunc) echo.MiddlewareFunc {
+func BasicAuth(f BasicAuthFunc) echo.MiddlewareFunc {
 	c := DefaultBasicAuthConfig
-	c.AuthFunc = fn
+	c.AuthFunc = f
 	return BasicAuthFromConfig(c)
 }
 

middleware/auth_test.go

@@ -15,13 +15,13 @@ func TestBasicAuth(t *testing.T) {
 	req := test.NewRequest(echo.GET, "/", nil)
 	res := test.NewResponseRecorder()
 	c := echo.NewContext(req, res, e)
-	fn := func(u, p string) bool {
+	f := func(u, p string) bool {
 		if u == "joe" && p == "secret" {
 			return true
 		}
 		return false
 	}
-	h := BasicAuth(fn)(echo.HandlerFunc(func(c echo.Context) error {
+	h := BasicAuth(f)(echo.HandlerFunc(func(c echo.Context) error {
 		return c.String(http.StatusOK, "test")
 	}))
 

middleware/logger.go

@@ -1,20 +1,28 @@
 package middleware
 
 import (
+	"fmt"
+	"io"
 	"net"
+	"strconv"
 	"time"
 
 	"github.com/labstack/echo"
 	"github.com/labstack/gommon/color"
+	"github.com/valyala/fasttemplate"
 )
 
 type (
 	LoggerConfig struct {
+		Format   string
+		template *fasttemplate.Template
 	}
 )
 
 var (
-	DefaultLoggerConfig = LoggerConfig{}
+	DefaultLoggerConfig = LoggerConfig{
+		Format: "[${time}] ${remote_ip} ${method} ${path} ${status} ${response_time} ${size}\n",
+	}
 )
 
 func Logger() echo.MiddlewareFunc {
@@ -22,13 +30,15 @@ func Logger() echo.MiddlewareFunc {
 }
 
 func LoggerFromConfig(config LoggerConfig) echo.MiddlewareFunc {
+	config.template = fasttemplate.New(config.Format, "${", "}")
+
 	return func(next echo.Handler) echo.Handler {
-		return echo.HandlerFunc(func(c echo.Context) error {
+		return echo.HandlerFunc(func(c echo.Context) (err error) {
 			req := c.Request()
 			res := c.Response()
-			logger := c.Logger()
-
 			remoteAddr := req.RemoteAddress()
+			output := c.Logger().Output()
+
 			if ip := req.Header().Get(echo.XRealIP); ip != "" {
 				remoteAddr = ip
 			} else if ip = req.Header().Get(echo.XForwardedFor); ip != "" {
@@ -42,26 +52,46 @@ func LoggerFromConfig(config LoggerConfig) echo.MiddlewareFunc {
 				return err
 			}
 			stop := time.Now()
-			method := req.Method()
+			method := []byte(req.Method())
 			path := req.URL().Path()
 			if path == "" {
 				path = "/"
 			}
-			size := res.Size()
+			took := stop.Sub(start)
+			size := strconv.FormatInt(res.Size(), 10)
 
 			n := res.Status()
-			code := color.Green(n)
+			status := color.Green(n)
 			switch {
 			case n >= 500:
-				code = color.Red(n)
+				status = color.Red(n)
 			case n >= 400:
-				code = color.Yellow(n)
+				status = color.Yellow(n)
 			case n >= 300:
-				code = color.Cyan(n)
+				status = color.Cyan(n)
 			}
 
-			logger.Printf("%s %s %s %s %s %d", remoteAddr, method, path, code, stop.Sub(start), size)
-			return nil
+			_, err = config.template.ExecuteFunc(output, func(w io.Writer, tag string) (int, error) {
+				switch tag {
+				case "time":
+					return w.Write([]byte(time.Now().Format(time.Stamp)))
+				case "remote_ip":
+					return w.Write([]byte(remoteAddr))
+				case "method":
+					return w.Write(method)
+				case "path":
+					return w.Write([]byte(path))
+				case "status":
+					return w.Write([]byte(status))
+				case "response_time":
+					return w.Write([]byte(took.String()))
+				case "size":
+					return w.Write([]byte(size))
+				default:
+					return w.Write([]byte(fmt.Sprintf("[unknown tag %s]", tag)))
+				}
+			})
+			return
 		})
 	}
 }