124 lines
2.4 KiB
Go
124 lines
2.4 KiB
Go
package rebound
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import (
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"log/slog"
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"net"
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"os"
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"time"
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"forge.cadoles.com/wpetit/rebound/http"
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"forge.cadoles.com/wpetit/rebound/ssh"
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"forge.cadoles.com/wpetit/rebound/stat"
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"github.com/pkg/errors"
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)
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type Server struct {
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listener net.Listener
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opts *Options
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stats *stat.Store
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}
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func (s *Server) Start() error {
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s.log("[INFO] listening on %s", s.opts.Address)
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if err := s.stats.Load(s.opts.StatsFile); err != nil {
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if errors.Is(err, os.ErrNotExist) {
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s.log("[INFO] stats file does not exist. ignoring.")
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} else {
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return errors.WithStack(err)
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}
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}
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listener, err := net.Listen("tcp", s.opts.Address)
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if err != nil {
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return errors.WithStack(err)
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}
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s.listener = listener
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sshListener, httpListener := s.muxListener(listener)
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go func() {
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defer listener.Close()
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server := ssh.NewServer(
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ssh.WithHostKey(s.opts.SSH.HostKey),
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ssh.WithPublicHost(s.opts.SSH.PublicHost),
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ssh.WithPublicPort(s.opts.SSH.PublicPort),
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ssh.WithSockDir(s.opts.SSH.SockDir),
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ssh.WithLogger(s.opts.SSH.Logger),
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ssh.WithStats(s.stats),
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)
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if err := server.Serve(sshListener); err != nil {
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s.log("[ERROR] %+v", errors.WithStack(err))
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listener.Close()
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}
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}()
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go func() {
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defer listener.Close()
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server := http.NewServer(
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http.WithCustomDir(s.opts.HTTP.CustomDir),
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http.WithTemplateData(s.opts.HTTP.TemplateData),
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http.WithLogger(s.opts.HTTP.Logger),
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http.WithStats(s.stats),
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)
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if err := server.Serve(httpListener); err != nil {
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s.log("[ERROR] %+v", errors.WithStack(err))
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}
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}()
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go func() {
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defer listener.Close()
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ticker := time.NewTicker(s.opts.StatsFileSaveInterval)
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for {
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<-ticker.C
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slog.Info("saving stats", slog.String("file", s.opts.StatsFile), slog.Duration("interval", s.opts.StatsFileSaveInterval))
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if err := s.stats.Save(s.opts.StatsFile); err != nil {
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slog.Error("could not save stat file", slog.Any("error", errors.WithStack(err)))
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return
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}
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}
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}()
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return nil
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}
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func (s *Server) Stop() error {
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if s.listener == nil {
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return nil
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}
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if err := s.listener.Close(); err != nil {
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return errors.WithStack(err)
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}
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s.listener = nil
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return nil
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}
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func (s *Server) log(message string, args ...any) {
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s.opts.Logger(message, args...)
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}
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func NewServer(funcs ...OptionFunc) *Server {
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opts := DefaultOptions()
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for _, fn := range funcs {
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fn(opts)
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}
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return &Server{
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opts: opts,
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stats: stat.NewStore(),
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}
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}
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