}

    @Override
    public File getDaemonRegistryDir() {
        return daemonRegistryDir;
    }

    @Override
    public Long getPid() {
        return pid;
    }

    @Override
    public Integer getIdleTimeout() {
        return idleTimeout;
    }

    @Override
    public Collection<String> getDaemonOpts() {
        return daemonOpts;
    }

    @Override

// seccomp or a similar technology.
func checkPidfd() error {
	// Get a pidfd of the current process (opening of "/proc/self" won't
	// work for waitid).
	fd, err := unix.PidFDOpen(syscall.Getpid(), 0)
	if err != nil {
		return NewSyscallError("pidfd_open", err)
	}
	defer syscall.Close(int(fd))

	// Check waitid(P_PIDFD) works.
	for {

	if progVers == "(devel)" { // avoid special characters in created file names
		progVers = "devel"
	}
	logBase := strings.ReplaceAll(
		fmt.Sprintf("%s-%s-%s-%4d%02d%02d-%d.log", prog, progVers, goVers, year, month, day, os.Getpid()),
		" ", "")
	fname := filepath.Join(debugDir, logBase)
	if _, err := os.Stat(fname); err == nil {
		// This process previously called upload.Run
		return nil, nil
	}

		}
		if !retryable {
			return 0, 0, err
		}
		t.Logf("retrying vmmap after error: %v", err)
	}
}

func useVMMap(t *testing.T) (hi, lo uint64, retryable bool, err error) {
	pid := strconv.Itoa(os.Getpid())
	testenv.MustHaveExecPath(t, "vmmap")
	cmd := testenv.Command(t, "vmmap", pid)
	out, cmdErr := cmd.Output()
	if cmdErr != nil {
		t.Logf("vmmap output: %s", out)

		}
		dir.Close()
	}
}

func testMkdirAllAtRoot(t *testing.T, root string) {
	// Create a unique-enough directory name in root.
	base := fmt.Sprintf("%s-%d", t.Name(), os.Getpid())
	path := filepath.Join(root, base)
	if err := os.MkdirAll(path, 0777); err != nil {
		t.Fatalf("MkdirAll(%q) failed: %v", path, err)
	}
	// Clean up
	if err := os.RemoveAll(path); err != nil {
		t.Fatal(err)

	addr := ep.GetEndpoint().GetAddress()
	if addr := addr.GetSocketAddress(); addr != nil {
		return addr.Address + ":" + strconv.Itoa(int(addr.GetPortValue()))
	}
	if addr := addr.GetPipe(); addr != nil {
		return addr.GetPath()
	}
	if internal := addr.GetEnvoyInternalAddress(); internal != nil {
		switch an := internal.GetAddressNameSpecifier().(type) {
		case *core.EnvoyInternalAddress_ServerListenerName: