niki/cmd/productapp/command/serve.go

84 lines
1.6 KiB
Go

package command
import (
"context"
"log"
"os"
"os/signal"
"strconv"
"syscall"
"time"
"git.gocasts.ir/ebhomengo/niki/productapp"
"git.gocasts.ir/ebhomengo/niki/repository/mysql"
"github.com/spf13/cobra"
)
var port string
var serveCmd = &cobra.Command{
Use: "serve",
Short: "Start the product service",
Long: `This command starts the main product service.`,
Run: func(cmd *cobra.Command, args []string) {
serve()
},
}
func serve() {
log.Println("Product Service Starting...")
cfg := productapp.Config{
HTTPServer: productapp.HTTPServerConfig{
Port: getEnvInt("HTTP_PORT", 8080),
},
Database: mysql.Config{
Username: getEnv("DB_USERNAME", "root"),
Password: getEnv("DB_PASSWORD", ""),
Port: getEnvInt("DB_PORT", 3306),
Host: getEnv("DB_HOST", "localhost"),
DBName: getEnv("DB_NAME", "niki_db"),
},
}
if p, err := strconv.Atoi(port); err == nil && p > 0 {
cfg.HTTPServer.Port = p
}
app := productapp.Setup(cfg)
go func() {
app.Start()
}()
quit := make(chan os.Signal, 1)
signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
<-quit
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
if err := app.Stop(ctx); err != nil {
log.Fatalf("Server shutdown error: %v", err)
}
log.Println("Product Service stopped.")
}
func getEnvInt(key string, defaultValue int) int {
val := os.Getenv(key)
if val == "" {
return defaultValue
}
n, err := strconv.Atoi(val)
if err != nil {
return defaultValue
}
return n
}
func init() {
serveCmd.Flags().StringVarP(&port, "port", "p", "8080", "Port to run the server on")
RootCmd.AddCommand(serveCmd)
}