/
app.go
54 lines (44 loc) · 1.62 KB
/
app.go
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package app
import (
"context"
"flag"
"os/signal"
"syscall"
"github.com/arthurshafikov/image-previewer/internal/config"
"github.com/arthurshafikov/image-previewer/internal/image_cache"
"github.com/arthurshafikov/image-previewer/internal/logger"
"github.com/arthurshafikov/image-previewer/internal/services"
server "github.com/arthurshafikov/image-previewer/internal/transport/http"
"github.com/arthurshafikov/image-previewer/internal/transport/http/handler"
"golang.org/x/sync/errgroup"
)
var (
configFolder string
storageFolder string
)
func init() {
flag.StringVar(&configFolder, "configFolder", "./configs", "Path to the config folder")
flag.StringVar(&storageFolder, "storageFolder", "./storage", "Path to the storage folder")
}
func Run() {
flag.Parse()
ctx, cancel := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM, syscall.SIGHUP)
group, ctx := errgroup.WithContext(ctx)
defer cancel()
logger := logger.NewLogger()
config := config.NewConfig(configFolder, storageFolder)
rawImageCache := image_cache.NewCache(config.AppConfig.SizeOfLRUCacheForRawImages, storageFolder+"/raw")
resizedImageCache := image_cache.NewCache(config.AppConfig.SizeOfLRUCacheForResizedImages, storageFolder+"/resized")
services := services.NewServices(services.Deps{
Logger: logger,
Config: config,
RawImageCache: rawImageCache,
ResizedImageCache: resizedImageCache,
})
handler := handler.NewHandler(ctx, services)
server := server.NewServer(logger, handler)
server.Serve(ctx, group, config.ServerConfig.Port)
if err := group.Wait(); err != nil {
logger.Error(err)
}
}