feat: app version from compile-time

.gitignore

@@ -1 +1,2 @@
-database/local.db
+database/local.db
+sattrack

Makefile

@@ -0,0 +1,17 @@
+ifndef VERSION
+VERSION := $(shell git describe --always --tags)
+endif
+
+DATE := $(shell date -u +%Y%m%d.%H%M%S)
+
+LDFLAGS = -ldflags "-X=main.Version=$(VERSION)-$(DATE)"
+
+.PHONY: sattrack clean
+
+.DEFAULT_GOAL := sattrack
+
+sattrack:
+	go build $(LDFLAGS)
+
+clean:
+	rm -f sattrack

handlers/TrackingHandler.go

@@ -77,9 +77,9 @@ func HandleWsTracking(c *websocket.Conn, db *gorm.DB) {
 		observation := sgp4.ObservationFromLocation(lat, lng, alt)
 		if err := c.WriteJSON(observation); err != nil {
 			// error
-			break
+			return
 		}
-		time.Sleep(time.Millisecond * 500)
+		time.Sleep(time.Second)
 	}
 }
 

main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"flag"
+	"log"
 
 	"github.com/SharkEzz/sattrack/database"
 	"github.com/SharkEzz/sattrack/handlers"
@@ -12,12 +13,18 @@ import (
 	"github.com/gofiber/websocket/v2"
 )
 
+const (
+	AppName = "SatTrack"
+)
+
 var (
 	shouldUpdate = flag.Bool("update", false, "Use this flag to update all the TLE")
+	Version      = "no_version"
 )
 
 func main() {
 	flag.Parse()
+
 	db := database.Init("database/local.db")
 
 	validator := validator.New()
@@ -26,7 +33,9 @@ func main() {
 		services.UpdateDatabase(db)
 	}
 
-	app := fiber.New()
+	app := fiber.New(fiber.Config{
+		DisableStartupMessage: true,
+	})
 
 	app.Use("/ws", func(c *fiber.Ctx) error {
 		if websocket.IsWebSocketUpgrade(c) {
@@ -36,6 +45,10 @@ func main() {
 		return fiber.ErrUpgradeRequired
 	})
 
+	app.Get("/", func(c *fiber.Ctx) error {
+		return c.SendString(AppName)
+	})
+
 	app.Post("/tracking", func(c *fiber.Ctx) error {
 		return handlers.HandlePostTracking(c, db, validator)
 	})
@@ -44,5 +57,6 @@ func main() {
 		handlers.HandleWsTracking(c, db)
 	}))
 
+	log.Println("Started", AppName, Version)
 	app.Listen(":8000")
 }

validation/Tracking.go

@@ -9,7 +9,7 @@ import (
 
 func ValidateWebsocketQuery(c *websocket.Conn) (int, float64, float64, float64, error) {
 	var (
-		qCatNbr = c.Query("catNbr")
+		qCatNbr = c.Query("catnbr")
 		qLat    = c.Query("lat")
 		qLng    = c.Query("lng")
 		qAlt    = c.Query("alt")