feat: refactor configuration + html page template data

ssh/request_handler.go

@@ -80,6 +80,11 @@ func (s *Server) handleRequest(ctx ssh.Context, srv *ssh.Server, req *gossh.Requ
 
 		addr := s.getSocketPath(sessionID)
 
+		if err := s.ensureFileDir(addr); err != nil {
+			s.log("[ERROR] %+v", errors.WithStack(err))
+			return false, []byte("internal server error")
+		}
+
 		ln, err := net.Listen("unix", addr)
 		if err != nil {
 			s.log("[ERROR] %+v", errors.WithStack(err))
@@ -200,6 +205,15 @@ func (s *Server) getSocketPath(sessionID SessionID) string {
 	return filepath.Join(s.opts.SockDir, fmt.Sprintf("%s.sock", sessionID))
 }
 
+func (s *Server) ensureFileDir(file string) error {
+	dir := filepath.Dir(file)
+	if err := os.MkdirAll(dir, os.FileMode(0750)); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
 func generateToken(length int) (string, error) {
 	chars := []rune(
 		"ABCDEFGHIJKLMNOPQRSTUVWXYZ" +