/
main.go
57 lines (44 loc) · 1.04 KB
/
main.go
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package main
import (
"context"
"flag"
"net"
"os"
"os/signal"
"go.uber.org/zap"
"golang.org/x/sync/errgroup"
"github.com/ilyakaznacheev/simple-rbac/internal/api"
"github.com/ilyakaznacheev/simple-rbac/internal/service"
"github.com/ilyakaznacheev/simple-rbac/internal/storage/inmemory"
)
var (
port = flag.String("port", "8080", "gRPC port")
printHelp = flag.Bool("h", false, "Print help and exit")
)
func main() {
flag.Parse()
if *printHelp {
flag.Usage()
os.Exit(0)
}
l, _ := zap.NewProduction()
zap.ReplaceGlobals(l)
s := inmemory.New()
app := service.New(s)
srv := api.New(app)
ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt)
defer cancel()
eg, _ := errgroup.WithContext(ctx)
eg.Go(func() error {
zap.L().Info("starting server", zap.String("port", *port))
return srv.Serve(net.JoinHostPort("0.0.0.0", *port))
})
eg.Go(func() error {
// shutdown server
<-ctx.Done()
zap.L().Info("stopping server")
defer zap.L().Info("server stopped")
return srv.Close()
})
_ = eg.Wait()
}