Support app version on api.

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

gorush/server_test.go

@@ -102,8 +102,16 @@ func TestAPIStatusAppHandler(t *testing.T) {
 
 	r := gofight.New()
 
+	appVersion := "v1.0.0"
+	SetVersion(appVersion)
+
 	r.GET("/api/stat/app").
 		Run(routerEngine(), func(r gofight.HTTPResponse, rq gofight.HTTPRequest) {
+			data := []byte(r.Body.String())
+
+			value, _ := jsonparser.GetString(data, "version")
+
+			assert.Equal(t, appVersion, value)
 			assert.Equal(t, http.StatusOK, r.Code)
 		})
 }

gorush/status.go

@@ -16,6 +16,7 @@ var Stats = stats.New()
 
 // StatusApp is app status structure
 type StatusApp struct {
+	Version    string        `json:"version"`
 	QueueMax   int           `json:"queue_max"`
 	QueueUsage int           `json:"queue_usage"`
 	TotalCount int64         `json:"total_count"`
@@ -66,6 +67,7 @@ func InitAppStatus() error {
 func appStatusHandler(c *gin.Context) {
 	result := StatusApp{}
 
+	result.Version = GetVersion()
 	result.QueueMax = cap(QueueNotification)
 	result.QueueUsage = len(QueueNotification)
 	result.TotalCount = StatStorage.GetTotalCount()