66 lines
1.5 KiB
Go
66 lines
1.5 KiB
Go
package main
|
|
|
|
import (
|
|
"context"
|
|
"log"
|
|
"net/http"
|
|
"os"
|
|
"os/signal"
|
|
"strconv"
|
|
"time"
|
|
|
|
"github.com/gorilla/mux"
|
|
"github.com/joho/godotenv"
|
|
"github.com/zhang2092/go-url-shortener/handler"
|
|
"github.com/zhang2092/go-url-shortener/store"
|
|
)
|
|
|
|
func main() {
|
|
err := godotenv.Load()
|
|
if err != nil {
|
|
log.Fatalf("failed to load env: %v", err)
|
|
}
|
|
|
|
router := mux.NewRouter()
|
|
router.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
|
|
w.WriteHeader(http.StatusOK)
|
|
w.Write([]byte("Wecome to the URL Shortener API"))
|
|
}).Methods(http.MethodGet)
|
|
|
|
router.HandleFunc("/create-short-url", handler.CreateShortUrl).Methods(http.MethodPost)
|
|
router.HandleFunc("/{shortUrl}", handler.HandleShortUrlRedirect).Methods(http.MethodGet)
|
|
|
|
addr := os.Getenv("REDIS_ADDR")
|
|
password := os.Getenv("REDIS_PASSWORD")
|
|
db, err := strconv.Atoi(os.Getenv("REDIS_DB"))
|
|
if err != nil {
|
|
log.Fatalf("failed to get redis db index: %v", err)
|
|
}
|
|
store.InitializeStore(addr, password, db)
|
|
|
|
srv := &http.Server{
|
|
Addr: "0.0.0.0:" + os.Getenv("SERVER_PORT"),
|
|
Handler: router,
|
|
WriteTimeout: 15 * time.Second,
|
|
ReadTimeout: 15 * time.Second,
|
|
}
|
|
|
|
go func() {
|
|
if err := srv.ListenAndServe(); err != nil {
|
|
log.Printf("failed to start server on :"+os.Getenv("SERVER_PORT")+", err: %v", err)
|
|
}
|
|
}()
|
|
|
|
c := make(chan os.Signal, 1)
|
|
signal.Notify(c, os.Interrupt)
|
|
<-c
|
|
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
|
|
defer cancel()
|
|
|
|
store.CloseStoreRedisConn()
|
|
|
|
srv.Shutdown(ctx)
|
|
log.Println("shutting down")
|
|
os.Exit(0)
|
|
}
|