forked from mxschmitt/golang-url-shortener
/
main.go
68 lines (63 loc) · 1.59 KB
/
main.go
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package main
import (
"os"
"os/signal"
"github.com/acacio/url-shortener/internal/handlers"
"github.com/acacio/url-shortener/internal/stores"
"github.com/acacio/url-shortener/internal/util"
"github.com/pkg/errors"
"github.com/shiena/ansicolor"
"github.com/sirupsen/logrus"
)
func main() {
stop := make(chan os.Signal, 1)
if err := initConfig(); err != nil {
logrus.Fatal(err)
}
signal.Notify(stop, os.Interrupt)
logrus.SetFormatter(&logrus.TextFormatter{
ForceColors: util.GetConfig().EnableColorLogs,
DisableColors: !util.GetConfig().EnableColorLogs,
})
if util.GetConfig().EnableColorLogs == true {
logrus.SetOutput(ansicolor.NewAnsiColorWriter(os.Stdout))
} else {
logrus.SetOutput(os.Stdout)
}
close, err := initShortener()
if err != nil {
logrus.Fatalf("could not init shortener: %v", err)
}
<-stop
logrus.Println("Shutting down...")
close()
}
func initConfig() error {
if err := util.ReadInConfig(); err != nil {
return errors.Wrap(err, "could not load config")
}
return nil
}
func initShortener() (func(), error) {
if util.GetConfig().EnableDebugMode {
logrus.SetLevel(logrus.DebugLevel)
}
store, err := stores.New()
if err != nil {
return nil, errors.Wrap(err, "could not create store")
}
handler, err := handlers.New(*store)
if err != nil {
return nil, errors.Wrap(err, "could not create handlers")
}
go func() {
if err := handler.Listen(); err != nil {
logrus.Fatalf("could not listen to http handlers: %v", err)
}
}()
return func() {
if err = handler.CloseStore(); err != nil {
logrus.Printf("failed to stop the handlers: %v", err)
}
}, nil
}