57 lines
1.5 KiB
Go
57 lines
1.5 KiB
Go
package server
|
|
|
|
import (
|
|
"context"
|
|
"net/http"
|
|
"sync"
|
|
"time"
|
|
|
|
"github.com/qdm12/gluetun/internal/dns"
|
|
"github.com/qdm12/gluetun/internal/models"
|
|
"github.com/qdm12/gluetun/internal/openvpn"
|
|
"github.com/qdm12/gluetun/internal/updater"
|
|
"github.com/qdm12/golibs/logging"
|
|
)
|
|
|
|
type Server interface {
|
|
Run(ctx context.Context, wg *sync.WaitGroup)
|
|
}
|
|
|
|
type server struct {
|
|
address string
|
|
logger logging.Logger
|
|
handler http.Handler
|
|
}
|
|
|
|
func New(address string, logging bool, logger logging.Logger, buildInfo models.BuildInformation,
|
|
openvpnLooper openvpn.Looper, unboundLooper dns.Looper, updaterLooper updater.Looper) Server {
|
|
serverLogger := logger.WithPrefix("http server: ")
|
|
handler := newHandler(serverLogger, logging, buildInfo, openvpnLooper, unboundLooper, updaterLooper)
|
|
return &server{
|
|
address: address,
|
|
logger: serverLogger,
|
|
handler: handler,
|
|
}
|
|
}
|
|
|
|
func (s *server) Run(ctx context.Context, wg *sync.WaitGroup) {
|
|
server := http.Server{Addr: s.address, Handler: s.handler}
|
|
go func() {
|
|
defer wg.Done()
|
|
<-ctx.Done()
|
|
s.logger.Warn("context canceled: exiting loop")
|
|
defer s.logger.Warn("loop exited")
|
|
const shutdownGraceDuration = 2 * time.Second
|
|
shutdownCtx, cancel := context.WithTimeout(context.Background(), shutdownGraceDuration)
|
|
defer cancel()
|
|
if err := server.Shutdown(shutdownCtx); err != nil {
|
|
s.logger.Error("failed shutting down: %s", err)
|
|
}
|
|
}()
|
|
s.logger.Info("listening on %s", s.address)
|
|
err := server.ListenAndServe()
|
|
if err != nil && ctx.Err() != context.Canceled {
|
|
s.logger.Error(err)
|
|
}
|
|
}
|