Files
Supervisor/internal/app/app.go

76 lines
1.6 KiB
Go

package app
import (
"context"
"errors"
"fmt"
"log"
"net/http"
"time"
"supervisor/internal/config"
"supervisor/internal/httpserver"
"supervisor/internal/session"
"supervisor/internal/store/memory"
"supervisor/internal/supervisor"
"supervisor/internal/util"
)
type App struct {
cfg config.Config
logger *log.Logger
httpServer *http.Server
SessionManager *session.Manager
Supervisor *supervisor.Manager
}
func New(cfg config.Config) (*App, error) {
logger := util.NewLogger()
memStore := memory.NewStore()
sessionManager := session.NewManager(memStore, nil)
supervisorManager := supervisor.NewManager()
router, err := httpserver.NewRouter(httpserver.Dependencies{
Logger: logger,
Manager: sessionManager,
})
if err != nil {
return nil, fmt.Errorf("build router: %w", err)
}
srv := &http.Server{
Addr: cfg.Addr,
Handler: router,
ReadHeaderTimeout: 10 * time.Second,
}
return &App{
cfg: cfg,
logger: logger,
httpServer: srv,
SessionManager: sessionManager,
Supervisor: supervisorManager,
}, nil
}
func (a *App) Run(ctx context.Context) error {
errCh := make(chan error, 1)
go func() {
a.logger.Printf("HTTP server listening on %s", a.cfg.Addr)
errCh <- a.httpServer.ListenAndServe()
}()
select {
case <-ctx.Done():
shutdownCtx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
_ = a.httpServer.Shutdown(shutdownCtx)
return nil
case err := <-errCh:
if errors.Is(err, http.ErrServerClosed) {
return nil
}
return err
}
}