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main.go
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main.go
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package main
import (
"context"
"log"
"net/http"
"os"
"os/signal"
"syscall"
"time"
"github.com/bonggar/gorestapi/config"
"github.com/bonggar/gorestapi/database"
"github.com/bonggar/gorestapi/router"
)
func main() {
// Load config
config.Load()
// Open connection to database
database.SQLiteDBConnect()
defer database.GetDB().Close()
// Register routes
routeHandler := router.Make()
srv := &http.Server{
Addr: ":" + config.HTTPPort,
Handler: routeHandler,
}
// Run HTTP service
go func() {
// service connections
if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
log.Fatalf("listen: %s\n", err)
}
}()
// Ready to serve
log.Println("listen on", srv.Addr)
// Wait for interrupt signal to gracefully shutdown the server with
// a timeout of 5 seconds.
quit := make(chan os.Signal, 1)
// kill (no param) default send syscall.SIGTERM
// kill -2 is syscall.SIGINT
// kill -9 is syscall.SIGKILL but can't be catch, so don't need add it
signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
<-quit
log.Println("Shutdown Server ...")
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
if err := srv.Shutdown(ctx); err != nil {
log.Fatal("Server Shutdown: ", err)
}
log.Println("Server exiting")
}