First checkpoint

cmd/root.go

@@ -0,0 +1,23 @@
+package cmd
+
+import (
+	"os"
+
+	"github.com/spf13/cobra"
+)
+
+var rootCmd = &cobra.Command{
+	Use:   "gis",
+	Short: "Microservices for parsing geo files to geojson",
+}
+
+func Execute() {
+	err := rootCmd.Execute()
+	if err != nil {
+		os.Exit(1)
+	}
+}
+
+func init() {
+	// rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.gis.yaml)")
+}

cmd/serve.go

@@ -0,0 +1,72 @@
+package cmd
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"gis/app"
+	"gis/server"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"github.com/spf13/cobra"
+)
+
+// serveCmd represents the serve command
+var serveCmd = &cobra.Command{
+	Use:   "serve",
+	Short: "Serve HTTP server",
+	Run: func(cmd *cobra.Command, args []string) {
+		application := app.NewApp(cmd.Context())
+
+		srv := &http.Server{
+			Addr:              fmt.Sprintf(":%d", application.Cfg.Port),
+			Handler:           server.AppRouter(application),
+			ReadHeaderTimeout: 5 * time.Second,
+			ReadTimeout:       120 * time.Second,
+			WriteTimeout:      120 * time.Second,
+			IdleTimeout:       60 * time.Second,
+		}
+
+		idleClosed := make(chan struct{})
+
+		go func() {
+			sigint := make(chan os.Signal, 1)
+			signal.Notify(sigint, os.Interrupt, syscall.SIGTERM)
+			<-sigint
+
+			ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+			defer cancel()
+
+			if err := srv.Shutdown(ctx); err != nil {
+				log.Printf("shutdown server error: %v", err)
+			}
+
+			close(idleClosed)
+		}()
+
+		if err := srv.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
+			log.Fatalf("listen: %s\n", err)
+		}
+
+		<-idleClosed
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(serveCmd)
+
+	// Here you will define your flags and configuration settings.
+
+	// Cobra supports Persistent Flags which will work for this command
+	// and all subcommands, e.g.:
+	// serveCmd.PersistentFlags().String("foo", "", "A help for foo")
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	// serveCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+}