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package server
import (
"context"
"log/slog"
"net"
"net/http"
"searchix/internal/config"
"searchix/internal/index"
"strconv"
"time"
"github.com/pkg/errors"
"golang.org/x/net/http2"
"golang.org/x/net/http2/h2c"
)
type Server struct {
cfg *config.Config
server *http.Server
listener net.Listener
}
func New(conf *config.Config, index *index.ReadIndex, liveReload bool) (*Server, error) {
mux, err := NewMux(conf, index, liveReload)
if err != nil {
return nil, err
}
return &Server{
cfg: conf,
server: &http.Server{
Handler: http.MaxBytesHandler(
h2c.NewHandler(mux, &http2.Server{
IdleTimeout: 5 * time.Minute,
}),
1024*1024,
),
ReadHeaderTimeout: 20 * time.Second,
},
}, nil
}
func (s *Server) Start() error {
listenAddress := net.JoinHostPort(s.cfg.Web.ListenAddress, strconv.Itoa(s.cfg.Web.Port))
l, err := net.Listen("tcp", listenAddress)
if err != nil {
return errors.WithMessagef(
err,
"could not listen on address %s and port %d",
s.cfg.Web.ListenAddress,
s.cfg.Web.Port,
)
}
s.listener = l
if s.cfg.Web.Environment == "development" {
slog.Info(
"server listening on",
"url",
s.cfg.Web.BaseURL.String(),
)
}
if err := s.server.Serve(l); err != nil && err != http.ErrServerClosed {
return errors.WithMessage(err, "could not start server")
}
return nil
}
func (s *Server) Stop() chan struct{} {
slog.Debug("stop called")
idleConnsClosed := make(chan struct{})
go func() {
slog.Debug("shutting down server")
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
err := s.server.Shutdown(ctx)
slog.Debug("server shut down")
if err != nil {
// Error from closing listeners, or context timeout:
slog.Error("error shutting down server", "error", err)
}
s.listener.Close()
close(idleConnsClosed)
}()
return idleConnsClosed
}
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